Merge branches 'clk-actions-reset', 'clk-imx7-init-critical', 'clk-mmp2-ids' and 'clk-at91-pmc-rework' into clk-next

 - Reset Controller (RMU) support for Actions Semi Owl S900 and S700 SoCs
 - Rework at91 PMC clock driver for new DT bindings

* clk-actions-reset:
  clk: actions: Add Actions Semi S900 SoC Reset Management Unit support
  clk: actions: Add Actions Semi S700 SoC Reset Management Unit support
  clk: actions: Add Actions Semi Owl SoCs Reset Management Unit support
  dt-bindings: reset: Add binding constants for Actions Semi S900 RMU
  dt-bindings: reset: Add binding constants for Actions Semi S700 RMU
  dt-bindings: clock: Add reset controller bindings for Actions Semi Owl SoCs
  clk: actions: Cache regmap info in private clock descriptor

* clk-imx7-init-critical:
  clk: imx7d: remove CLK_IS_CRITICAL flag for arm_a7_root_clk
  clk: imx: cpu clock should be always critical
  clk: imx: imx7d: remove clks_init_on array
  clk: imx: imx7d: remove unnecessary clocks from clks_init_on array

* clk-mmp2-ids:
  clk: mmp2: fix the clock id for sdh2_clk and sdh3_clk

* clk-at91-pmc-rework:
  clk: at91: move DT compatibility code to its own file
  clk: at91: add at91sam9rl PMC driver
  clk: at91: add at91sam9x5 PMCs driver
  clk: at91: add at91sam9260 PMC driver
  clk: at91: add sama5d2 PMC driver
  clk: at91: add sama5d4 pmc driver
  clk: at91: add new DT lookup function
  dt-bindings: clk: at91: Document new PMC binding
  clk: at91: add pmc_data struct and helpers
  clk: at91: allow clock registration from C code
  clk: at91: generated: set audio_pll_allowed in at91_clk_register_generated()
  clk: at91: audio-pll: separate registration from DT parsing
  clk: at91: h32mx: separate registration from DT parsing
  clk: at91: generated: SSCs don't have a gclk
  clk: at91: audio-pll: fix audio pmc type

Documentation/devicetree/bindings/clock/actions,owl-cmu.txt

@@ -13,6 +13,7 @@ Required Properties:
   region.
 - clocks: Reference to the parent clocks ("hosc", "losc")
 - #clock-cells: should be 1.
+- #reset-cells: should be 1.
 
 Each clock is assigned an identifier, and client nodes can use this identifier
 to specify the clock which they consume.
@@ -36,6 +37,7 @@ Example: Clock Management Unit node:
                 reg = <0x0 0xe0160000 0x0 0x1000>;
                 clocks = <&hosc>, <&losc>;
                 #clock-cells = <1>;
+                #reset-cells = <1>;
         };
 
 Example: UART controller node that consumes clock generated by the clock

Documentation/devicetree/bindings/clock/at91-clock.txt

@@ -4,6 +4,8 @@ This binding uses the common clock binding[1].
 
 [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
 
+Slow Clock controller:
+
 Required properties:
 - compatible : shall be one of the following:
 	"atmel,at91sam9x5-sckc" or
@@ -16,84 +18,6 @@ Required properties:
 
 	"atmel,at91sam9x5-clk-slow-rc-osc":
 		at91 internal slow RC oscillator
-
-	"atmel,<chip>-pmc":
-		at91 PMC (Power Management Controller)
-		All at91 specific clocks (clocks defined below) must be child
-		node of the PMC node.
-		<chip> can be: at91rm9200, at91sam9260, at91sam9261,
-		at91sam9263, at91sam9g45, at91sam9n12, at91sam9rl, at91sam9x5,
-		sama5d2, sama5d3 or sama5d4.
-
-	"atmel,at91sam9x5-clk-slow" (under sckc node)
-	or
-	"atmel,at91sam9260-clk-slow" (under pmc node):
-		at91 slow clk
-
-	"atmel,at91rm9200-clk-main-osc"
-	"atmel,at91sam9x5-clk-main-rc-osc"
-		at91 main clk sources
-
-	"atmel,at91sam9x5-clk-main"
-	"atmel,at91rm9200-clk-main":
-		at91 main clock
-
-	"atmel,at91rm9200-clk-master" or
-	"atmel,at91sam9x5-clk-master":
-		at91 master clock
-
-	"atmel,at91sam9x5-clk-peripheral" or
-	"atmel,at91rm9200-clk-peripheral":
-		at91 peripheral clocks
-
-	"atmel,at91rm9200-clk-pll" or
-	"atmel,at91sam9g45-clk-pll" or
-	"atmel,at91sam9g20-clk-pllb" or
-	"atmel,sama5d3-clk-pll":
-		at91 pll clocks
-
-	"atmel,at91sam9x5-clk-plldiv":
-		at91 plla divisor
-
-	"atmel,at91rm9200-clk-programmable" or
-	"atmel,at91sam9g45-clk-programmable" or
-	"atmel,at91sam9x5-clk-programmable":
-		at91 programmable clocks
-
-	"atmel,at91sam9x5-clk-smd":
-		at91 SMD (Soft Modem) clock
-
-	"atmel,at91rm9200-clk-system":
-		at91 system clocks
-
-	"atmel,at91rm9200-clk-usb" or
-	"atmel,at91sam9x5-clk-usb" or
-	"atmel,at91sam9n12-clk-usb":
-		at91 usb clock
-
-	"atmel,at91sam9x5-clk-utmi":
-		at91 utmi clock
-
-	"atmel,sama5d4-clk-h32mx":
-		at91 h32mx clock
-
-	"atmel,sama5d2-clk-generated":
-		at91 generated clock
-
-	"atmel,sama5d2-clk-audio-pll-frac":
-		at91 audio fractional pll
-
-	"atmel,sama5d2-clk-audio-pll-pad":
-		at91 audio pll CLK_AUDIO output pin
-
-	"atmel,sama5d2-clk-audio-pll-pmc"
-		at91 audio pll output on AUDIOPLLCLK that feeds the PMC
-		and can be used by peripheral clock or generic clock
-
-	"atmel,sama5d2-clk-i2s-mux" (under pmc node):
-		at91 I2S clock source selection
-
-Required properties for SCKC node:
 - reg : defines the IO memory reserved for the SCKC.
 - #size-cells : shall be 0 (reg is used to encode clk id).
 - #address-cells : shall be 1 (reg is used to encode clk id).
@@ -109,428 +33,30 @@ For example:
 		/* put at91 slow clocks here */
 	};
 
+Power Management Controller (PMC):
 
-Required properties for internal slow RC oscillator:
-- #clock-cells : from common clock binding; shall be set to 0.
-- clock-frequency : define the internal RC oscillator frequency.
-
-Optional properties:
-- clock-accuracy : define the internal RC oscillator accuracy.
-
-For example:
-	slow_rc_osc: slow_rc_osc {
-		compatible = "atmel,at91sam9x5-clk-slow-rc-osc";
-		clock-frequency = <32768>;
-		clock-accuracy = <50000000>;
-	};
-
-Required properties for slow oscillator:
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall encode the main osc source clk sources (see atmel datasheet).
+Required properties:
+- compatible : shall be "atmel,<chip>-pmc", "syscon":
+	<chip> can be: at91rm9200, at91sam9260, at91sam9261,
+	at91sam9263, at91sam9g45, at91sam9n12, at91sam9rl, at91sam9g15,
+	at91sam9g25, at91sam9g35, at91sam9x25, at91sam9x35, at91sam9x5,
+	sama5d2, sama5d3 or sama5d4.
+- #clock-cells : from common clock binding; shall be set to 2. The first entry
+  is the type of the clock (core, system, peripheral or generated) and the
+  second entry its index as provided by the datasheet
+- clocks : Must contain an entry for each entry in clock-names.
+- clock-names: Must include the following entries: "slow_clk", "main_xtal"
 
 Optional properties:
 - atmel,osc-bypass : boolean property. Set this when a clock signal is directly
   provided on XIN.
 
 For example:
-	slow_osc: slow_osc {
-		compatible = "atmel,at91rm9200-clk-slow-osc";
-		#clock-cells = <0>;
-		clocks = <&slow_xtal>;
-	};
-
-Required properties for slow clock:
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall encode the slow clk sources (see atmel datasheet).
-
-For example:
-	clk32k: slck {
-		compatible = "atmel,at91sam9x5-clk-slow";
-		#clock-cells = <0>;
-		clocks = <&slow_rc_osc &slow_osc>;
-	};
-
-Required properties for PMC node:
-- reg : defines the IO memory reserved for the PMC.
-- #size-cells : shall be 0 (reg is used to encode clk id).
-- #address-cells : shall be 1 (reg is used to encode clk id).
-- interrupts : shall be set to PMC interrupt line.
-- interrupt-controller : tell that the PMC is an interrupt controller.
-- #interrupt-cells : must be set to 1. The first cell encodes the interrupt id,
-	and reflect the bit position in the PMC_ER/DR/SR registers.
-	You can use the dt macros defined in dt-bindings/clock/at91.h.
-	0 (AT91_PMC_MOSCS) -> main oscillator ready
-	1 (AT91_PMC_LOCKA) -> PLL A ready
-	2 (AT91_PMC_LOCKB) -> PLL B ready
-	3 (AT91_PMC_MCKRDY) -> master clock ready
-	6 (AT91_PMC_LOCKU) -> UTMI PLL clock ready
-	8 .. 15 (AT91_PMC_PCKRDY(id)) -> programmable clock ready
-	16 (AT91_PMC_MOSCSELS) -> main oscillator selected
-	17 (AT91_PMC_MOSCRCS) -> RC main oscillator stabilized
-	18 (AT91_PMC_CFDEV) -> clock failure detected
-
-For example:
-	pmc: pmc@fffffc00 {
-		compatible = "atmel,sama5d3-pmc";
-		interrupts = <1 4 7>;
-		interrupt-controller;
-		#interrupt-cells = <2>;
-		#size-cells = <0>;
-		#address-cells = <1>;
-
-		/* put at91 clocks here */
-	};
-
-Required properties for main clock internal RC oscillator:
-- interrupts : shall be set to "<0>".
-- clock-frequency : define the internal RC oscillator frequency.
-
-Optional properties:
-- clock-accuracy : define the internal RC oscillator accuracy.
-
-For example:
-	main_rc_osc: main_rc_osc {
-		compatible = "atmel,at91sam9x5-clk-main-rc-osc";
-		interrupt-parent = <&pmc>;
-		interrupts = <0>;
-		clock-frequency = <12000000>;
-		clock-accuracy = <50000000>;
-	};
-
-Required properties for main clock oscillator:
-- interrupts : shall be set to "<0>".
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall encode the main osc source clk sources (see atmel datasheet).
-
-Optional properties:
-- atmel,osc-bypass : boolean property. Specified if a clock signal is provided
-  on XIN.
-
-  clock signal is directly provided on XIN pin.
-
-For example:
-	main_osc: main_osc {
-		compatible = "atmel,at91rm9200-clk-main-osc";
-		interrupt-parent = <&pmc>;
-		interrupts = <0>;
-		#clock-cells = <0>;
-		clocks = <&main_xtal>;
-	};
-
-Required properties for main clock:
-- interrupts : shall be set to "<0>".
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall encode the main clk sources (see atmel datasheet).
-
-For example:
-	main: mainck {
-		compatible = "atmel,at91sam9x5-clk-main";
-		interrupt-parent = <&pmc>;
-		interrupts = <0>;
-		#clock-cells = <0>;
-		clocks = <&main_rc_osc &main_osc>;
-	};
-
-Required properties for master clock:
-- interrupts : shall be set to "<3>".
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall be the master clock sources (see atmel datasheet) phandles.
-	e.g. "<&ck32k>, <&main>, <&plla>, <&pllb>".
-- atmel,clk-output-range : minimum and maximum clock frequency (two u32
-			   fields).
-	   e.g. output = <0 133000000>; <=> 0 to 133MHz.
-- atmel,clk-divisors : master clock divisors table (four u32 fields).
-		0 <=> reserved value.
-		e.g. divisors = <1 2 4 6>;
-- atmel,master-clk-have-div3-pres : some SoC use the reserved value 7 in the
-				    PRES field as CLOCK_DIV3 (e.g sam9x5).
-
-For example:
-	mck: mck {
-		compatible = "atmel,at91rm9200-clk-master";
-		interrupt-parent = <&pmc>;
-		interrupts = <3>;
-		#clock-cells = <0>;
-		atmel,clk-output-range = <0 133000000>;
-		atmel,clk-divisors = <1 2 4 0>;
-	};
-
-Required properties for peripheral clocks:
-- #size-cells : shall be 0 (reg is used to encode clk id).
-- #address-cells : shall be 1 (reg is used to encode clk id).
-- clocks : shall be the master clock phandle.
-	e.g. clocks = <&mck>;
-- name: device tree node describing a specific peripheral clock.
-	* #clock-cells : from common clock binding; shall be set to 0.
-	* reg: peripheral id. See Atmel's datasheets to get a full
-	  list of peripheral ids.
-	* atmel,clk-output-range : minimum and maximum clock frequency
-	  (two u32 fields). Only valid on at91sam9x5-clk-peripheral
-	  compatible IPs.
-
-For example:
-	periph: periphck {
-		compatible = "atmel,at91sam9x5-clk-peripheral";
-		#size-cells = <0>;
-		#address-cells = <1>;
-		clocks = <&mck>;
-
-		ssc0_clk {
-			#clock-cells = <0>;
-			reg = <2>;
-			atmel,clk-output-range = <0 133000000>;
-		};
-
-		usart0_clk {
-			#clock-cells = <0>;
-			reg = <3>;
-			atmel,clk-output-range = <0 66000000>;
-		};
-	};
-
-
-Required properties for pll clocks:
-- interrupts : shall be set to "<1>".
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall be the main clock phandle.
-- reg : pll id.
-	0 -> PLL A
-	1 -> PLL B
-- atmel,clk-input-range : minimum and maximum source clock frequency (two u32
-			  fields).
-	  e.g. input = <1 32000000>; <=> 1 to 32MHz.
-- #atmel,pll-clk-output-range-cells : number of cells reserved for pll output
-				      range description. Sould be set to 2, 3
-				      or 4.
-	* 1st and 2nd cells represent the frequency range (min-max).
-	* 3rd cell is optional and represents the OUT field value for the given
-	  range.
-	* 4th cell is optional and represents the ICPLL field (PLLICPR
-	  register)
-- atmel,pll-clk-output-ranges : pll output frequency ranges + optional parameter
-				depending on #atmel,pll-output-range-cells
-				property value.
-
-For example:
-	plla: pllack {
-		compatible = "atmel,at91sam9g45-clk-pll";
-		interrupt-parent = <&pmc>;
-		interrupts = <1>;
-		#clock-cells = <0>;
-		clocks = <&main>;
-		reg = <0>;
-		atmel,clk-input-range = <2000000 32000000>;
-		#atmel,pll-clk-output-range-cells = <4>;
-		atmel,pll-clk-output-ranges = <74500000 800000000 0 0
-					       69500000 750000000 1 0
-					       64500000 700000000 2 0
-					       59500000 650000000 3 0
-					       54500000 600000000 0 1
-					       49500000 550000000 1 1
-					       44500000 500000000 2 1
-					       40000000 450000000 3 1>;
-	};
-
-Required properties for plldiv clocks (plldiv = pll / 2):
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall be the plla clock phandle.
-
-The pll divisor is equal to 2 and cannot be changed.
-
-For example:
-	plladiv: plladivck {
-		compatible = "atmel,at91sam9x5-clk-plldiv";
-		#clock-cells = <0>;
-		clocks = <&plla>;
-	};
-
-Required properties for programmable clocks:
-- #size-cells : shall be 0 (reg is used to encode clk id).
-- #address-cells : shall be 1 (reg is used to encode clk id).
-- clocks : shall be the programmable clock source phandles.
-	e.g. clocks = <&clk32k>, <&main>, <&plla>, <&pllb>;
-- name: device tree node describing a specific prog clock.
-	* #clock-cells : from common clock binding; shall be set to 0.
-	* reg : programmable clock id (register offset from  PCKx
-			 register).
-	* interrupts : shall be set to "<(8 + id)>".
-
-For example:
-	prog: progck {
-		compatible = "atmel,at91sam9g45-clk-programmable";
-		#size-cells = <0>;
-		#address-cells = <1>;
-		interrupt-parent = <&pmc>;
-		clocks = <&clk32k>, <&main>, <&plladiv>, <&utmi>, <&mck>;
-
-		prog0 {
-			#clock-cells = <0>;
-			reg = <0>;
-			interrupts = <8>;
-		};
-
-		prog1 {
-			#clock-cells = <0>;
-			reg = <1>;
-			interrupts = <9>;
-		};
-	};
-
-
-Required properties for smd clock:
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall be the smd clock source phandles.
-	e.g. clocks = <&plladiv>, <&utmi>;
-
-For example:
-	smd: smdck {
-		compatible = "atmel,at91sam9x5-clk-smd";
-		#clock-cells = <0>;
-		clocks = <&plladiv>, <&utmi>;
-	};
-
-Required properties for system clocks:
-- #size-cells : shall be 0 (reg is used to encode clk id).
-- #address-cells : shall be 1 (reg is used to encode clk id).
-- name: device tree node describing a specific system clock.
-	* #clock-cells : from common clock binding; shall be set to 0.
-	* reg: system clock id (bit position in SCER/SCDR/SCSR registers).
-	      See Atmel's datasheet to get a full list of system clock ids.
-
-For example:
-	system: systemck {
-		compatible = "atmel,at91rm9200-clk-system";
-		#address-cells = <1>;
-		#size-cells = <0>;
-
-		ddrck {
-			#clock-cells = <0>;
-			reg = <2>;
-			clocks = <&mck>;
-		};
-
-		uhpck {
-			#clock-cells = <0>;
-			reg = <6>;
-			clocks = <&usb>;
-		};
-
-		udpck {
-			#clock-cells = <0>;
-			reg = <7>;
-			clocks = <&usb>;
-		};
-	};
-
-
-Required properties for usb clock:
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall be the smd clock source phandles.
-	e.g. clocks = <&pllb>;
-- atmel,clk-divisors (only available for "atmel,at91rm9200-clk-usb"):
-	usb clock divisor table.
-	e.g. divisors = <1 2 4 0>;
-
-For example:
-	usb: usbck {
-		compatible = "atmel,at91sam9x5-clk-usb";
-		#clock-cells = <0>;
-		clocks = <&plladiv>, <&utmi>;
-	};
-
-	usb: usbck {
-		compatible = "atmel,at91rm9200-clk-usb";
-		#clock-cells = <0>;
-		clocks = <&pllb>;
-		atmel,clk-divisors = <1 2 4 0>;
-	};
-
-
-Required properties for utmi clock:
-- interrupts : shall be set to "<AT91_PMC_LOCKU IRQ_TYPE_LEVEL_HIGH>".
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall be the main clock source phandle.
-
-For example:
-	utmi: utmick {
-		compatible = "atmel,at91sam9x5-clk-utmi";
-		interrupt-parent = <&pmc>;
-		interrupts = <AT91_PMC_LOCKU IRQ_TYPE_LEVEL_HIGH>;
-		#clock-cells = <0>;
-		clocks = <&main>;
-	};
-
-Required properties for 32 bits bus Matrix clock (h32mx clock):
-- #clock-cells : from common clock binding; shall be set to 0.
-- clocks : shall be the master clock source phandle.
-
-For example:
-	h32ck: h32mxck {
-		#clock-cells = <0>;
-		compatible = "atmel,sama5d4-clk-h32mx";
-		clocks = <&mck>;
-	};
-
-Required properties for generated clocks:
-- #size-cells : shall be 0 (reg is used to encode clk id).
-- #address-cells : shall be 1 (reg is used to encode clk id).
-- clocks : shall be the generated clock source phandles.
-	e.g. clocks = <&clk32k>, <&main>, <&plladiv>, <&utmi>, <&mck>, <&audio_pll_pmc>;
-- name: device tree node describing a specific generated clock.
-	* #clock-cells : from common clock binding; shall be set to 0.
-	* reg: peripheral id. See Atmel's datasheets to get a full
-	  list of peripheral ids.
-	* atmel,clk-output-range : minimum and maximum clock frequency
-	  (two u32 fields).
-
-For example:
-	gck {
-		compatible = "atmel,sama5d2-clk-generated";
-		#address-cells = <1>;
-		#size-cells = <0>;
-		clocks = <&clk32k>, <&main>, <&plladiv>, <&utmi>, <&mck>, <&audio_pll_pmc>;
-
-		tcb0_gclk: tcb0_gclk {
-			#clock-cells = <0>;
-			reg = <35>;
-			atmel,clk-output-range = <0 83000000>;
-		};
-
-		pwm_gclk: pwm_gclk {
-			#clock-cells = <0>;
-			reg = <38>;
-			atmel,clk-output-range = <0 83000000>;
-		};
-	};
-
-Required properties for I2S mux clocks:
-- #size-cells : shall be 0 (reg is used to encode I2S bus id).
-- #address-cells : shall be 1 (reg is used to encode I2S bus id).
-- name: device tree node describing a specific mux clock.
-	* #clock-cells : from common clock binding; shall be set to 0.
-	* clocks : shall be the mux clock parent phandles; shall be 2 phandles:
-	  peripheral and generated clock; the first phandle shall belong to the
-	  peripheral clock and the second one shall belong to the generated
-	  clock; "clock-indices" property can be user to specify
-	  the correct order.
-	* reg: I2S bus id of the corresponding mux clock.
-	  e.g. reg = <0>; for i2s0, reg = <1>; for i2s1
-
-For example:
-	i2s_clkmux {
-		compatible = "atmel,sama5d2-clk-i2s-mux";
-		#address-cells = <1>;
-		#size-cells = <0>;
-
-		i2s0muxck: i2s0_muxclk {
-			clocks = <&i2s0_clk>, <&i2s0_gclk>;
-			#clock-cells = <0>;
-			reg = <0>;
-		};
-
-		i2s1muxck: i2s1_muxclk {
-			clocks = <&i2s1_clk>, <&i2s1_gclk>;
-			#clock-cells = <0>;
-			reg = <1>;
-		};
+	pmc: pmc@f0018000 {
+		compatible = "atmel,sama5d4-pmc", "syscon";
+		reg = <0xf0018000 0x120>;
+		interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
+		#clock-cells = <2>;
+		clocks = <&clk32k>, <&main_xtal>;
+		clock-names = "slow_clk", "main_xtal";
 	};

drivers/clk/actions/Kconfig

@@ -2,6 +2,7 @@ config CLK_ACTIONS
 	bool "Clock driver for Actions Semi SoCs"
 	depends on ARCH_ACTIONS || COMPILE_TEST
 	select REGMAP_MMIO
+	select RESET_CONTROLLER
 	default ARCH_ACTIONS
 
 if CLK_ACTIONS

drivers/clk/actions/Makefile

@@ -7,6 +7,7 @@ clk-owl-y			+= owl-divider.o
 clk-owl-y			+= owl-factor.o
 clk-owl-y			+= owl-composite.o
 clk-owl-y			+= owl-pll.o
+clk-owl-y			+= owl-reset.o
 
 # SoC support
 obj-$(CONFIG_CLK_OWL_S700)	+= owl-s700.o

drivers/clk/actions/owl-common.c

@@ -39,7 +39,7 @@ static void owl_clk_set_regmap(const struct owl_clk_desc *desc,
 }
 
 int owl_clk_regmap_init(struct platform_device *pdev,
-			 const struct owl_clk_desc *desc)
+			struct owl_clk_desc *desc)
 {
 	void __iomem *base;
 	struct regmap *regmap;
@@ -57,6 +57,7 @@ int owl_clk_regmap_init(struct platform_device *pdev,
 	}
 
 	owl_clk_set_regmap(desc, regmap);
+	desc->regmap = regmap;
 
 	return 0;
 }

drivers/clk/actions/owl-common.h

@@ -26,6 +26,9 @@ struct owl_clk_desc {
 	struct owl_clk_common		**clks;
 	unsigned long			num_clks;
 	struct clk_hw_onecell_data	*hw_clks;
+	const struct owl_reset_map	*resets;
+	unsigned long			num_resets;
+	struct regmap			*regmap;
 };
 
 static inline struct owl_clk_common *
@@ -35,7 +38,7 @@ static inline struct owl_clk_common *
 }
 
 int owl_clk_regmap_init(struct platform_device *pdev,
-			 const struct owl_clk_desc *desc);
+			struct owl_clk_desc *desc);
 int owl_clk_probe(struct device *dev, struct clk_hw_onecell_data *hw_clks);
 
 #endif /* _OWL_COMMON_H_ */

drivers/clk/actions/owl-reset.c

@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+//
+// Actions Semi Owl SoCs Reset Management Unit driver
+//
+// Copyright (c) 2018 Linaro Ltd.
+// Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+
+#include <linux/delay.h>
+#include <linux/regmap.h>
+#include <linux/reset-controller.h>
+
+#include "owl-reset.h"
+
+static int owl_reset_assert(struct reset_controller_dev *rcdev,
+			    unsigned long id)
+{
+	struct owl_reset *reset = to_owl_reset(rcdev);
+	const struct owl_reset_map *map = &reset->reset_map[id];
+
+	return regmap_update_bits(reset->regmap, map->reg, map->bit, 0);
+}
+
+static int owl_reset_deassert(struct reset_controller_dev *rcdev,
+			      unsigned long id)
+{
+	struct owl_reset *reset = to_owl_reset(rcdev);
+	const struct owl_reset_map *map = &reset->reset_map[id];
+
+	return regmap_update_bits(reset->regmap, map->reg, map->bit, map->bit);
+}
+
+static int owl_reset_reset(struct reset_controller_dev *rcdev,
+			   unsigned long id)
+{
+	owl_reset_assert(rcdev, id);
+	udelay(1);
+	owl_reset_deassert(rcdev, id);
+
+	return 0;
+}
+
+static int owl_reset_status(struct reset_controller_dev *rcdev,
+			    unsigned long id)
+{
+	struct owl_reset *reset = to_owl_reset(rcdev);
+	const struct owl_reset_map *map = &reset->reset_map[id];
+	u32 reg;
+	int ret;
+
+	ret = regmap_read(reset->regmap, map->reg, &reg);
+	if (ret)
+		return ret;
+
+	/*
+	 * The reset control API expects 0 if reset is not asserted,
+	 * which is the opposite of what our hardware uses.
+	 */
+	return !(map->bit & reg);
+}
+
+const struct reset_control_ops owl_reset_ops = {
+	.assert		= owl_reset_assert,
+	.deassert	= owl_reset_deassert,
+	.reset		= owl_reset_reset,
+	.status		= owl_reset_status,
+};

drivers/clk/actions/owl-reset.h

@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+//
+// Actions Semi Owl SoCs Reset Management Unit driver
+//
+// Copyright (c) 2018 Linaro Ltd.
+// Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+
+#ifndef _OWL_RESET_H_
+#define _OWL_RESET_H_
+
+#include <linux/reset-controller.h>
+
+struct owl_reset_map {
+	u32	reg;
+	u32	bit;
+};
+
+struct owl_reset {
+	struct reset_controller_dev	rcdev;
+	const struct owl_reset_map	*reset_map;
+	struct regmap			*regmap;
+};
+
+static inline struct owl_reset *to_owl_reset(struct reset_controller_dev *rcdev)
+{
+	return container_of(rcdev, struct owl_reset, rcdev);
+}
+
+extern const struct reset_control_ops owl_reset_ops;
+
+#endif /* _OWL_RESET_H_ */

drivers/clk/actions/owl-s700.c

@@ -20,8 +20,10 @@
 #include "owl-gate.h"
 #include "owl-mux.h"
 #include "owl-pll.h"
+#include "owl-reset.h"
 
 #include <dt-bindings/clock/actions,s700-cmu.h>
+#include <dt-bindings/reset/actions,s700-reset.h>
 
 #define CMU_COREPLL		(0x0000)
 #define CMU_DEVPLL		(0x0004)
@@ -569,20 +571,69 @@ static struct clk_hw_onecell_data s700_hw_clks = {
 		.num    = CLK_NR_CLKS,
 };
 
-static const struct owl_clk_desc s700_clk_desc = {
+static const struct owl_reset_map s700_resets[] = {
+	[RESET_DE]	= { CMU_DEVRST0, BIT(0) },
+	[RESET_LCD0]	= { CMU_DEVRST0, BIT(1) },
+	[RESET_DSI]	= { CMU_DEVRST0, BIT(2) },
+	[RESET_CSI]	= { CMU_DEVRST0, BIT(13) },
+	[RESET_SI]	= { CMU_DEVRST0, BIT(14) },
+	[RESET_I2C0]	= { CMU_DEVRST1, BIT(0) },
+	[RESET_I2C1]	= { CMU_DEVRST1, BIT(1) },
+	[RESET_I2C2]	= { CMU_DEVRST1, BIT(2) },
+	[RESET_I2C3]	= { CMU_DEVRST1, BIT(3) },
+	[RESET_SPI0]	= { CMU_DEVRST1, BIT(4) },
+	[RESET_SPI1]	= { CMU_DEVRST1, BIT(5) },
+	[RESET_SPI2]	= { CMU_DEVRST1, BIT(6) },
+	[RESET_SPI3]	= { CMU_DEVRST1, BIT(7) },
+	[RESET_UART0]	= { CMU_DEVRST1, BIT(8) },
+	[RESET_UART1]	= { CMU_DEVRST1, BIT(9) },
+	[RESET_UART2]	= { CMU_DEVRST1, BIT(10) },
+	[RESET_UART3]	= { CMU_DEVRST1, BIT(11) },
+	[RESET_UART4]	= { CMU_DEVRST1, BIT(12) },
+	[RESET_UART5]	= { CMU_DEVRST1, BIT(13) },
+	[RESET_UART6]	= { CMU_DEVRST1, BIT(14) },
+	[RESET_KEY]	= { CMU_DEVRST1, BIT(24) },
+	[RESET_GPIO]	= { CMU_DEVRST1, BIT(25) },
+	[RESET_AUDIO]	= { CMU_DEVRST1, BIT(29) },
+};
+
+static struct owl_clk_desc s700_clk_desc = {
 	.clks       = s700_clks,
 	.num_clks   = ARRAY_SIZE(s700_clks),
 
 	.hw_clks    = &s700_hw_clks,
+
+	.resets     = s700_resets,
+	.num_resets = ARRAY_SIZE(s700_resets),
 };
 
 static int s700_clk_probe(struct platform_device *pdev)
 {
-	const struct owl_clk_desc *desc;
+	struct owl_clk_desc *desc;
+	struct owl_reset *reset;
+	int ret;
 
 	desc = &s700_clk_desc;
 	owl_clk_regmap_init(pdev, desc);
 
+	/*
+	 * FIXME: Reset controller registration should be moved to
+	 * common code, once all SoCs of Owl family supports it.
+	 */
+	reset = devm_kzalloc(&pdev->dev, sizeof(*reset), GFP_KERNEL);
+	if (!reset)
+		return -ENOMEM;
+
+	reset->rcdev.of_node = pdev->dev.of_node;
+	reset->rcdev.ops = &owl_reset_ops;
+	reset->rcdev.nr_resets = desc->num_resets;
+	reset->reset_map = desc->resets;
+	reset->regmap = desc->regmap;
+
+	ret = devm_reset_controller_register(&pdev->dev, &reset->rcdev);
+	if (ret)
+		dev_err(&pdev->dev, "Failed to register reset controller\n");
+
 	return owl_clk_probe(&pdev->dev, desc->hw_clks);
 }
 

drivers/clk/actions/owl-s900.c

@@ -19,8 +19,10 @@
 #include "owl-gate.h"
 #include "owl-mux.h"
 #include "owl-pll.h"
+#include "owl-reset.h"
 
 #include <dt-bindings/clock/actions,s900-cmu.h>
+#include <dt-bindings/reset/actions,s900-reset.h>
 
 #define CMU_COREPLL		(0x0000)
 #define CMU_DEVPLL		(0x0004)
@@ -684,20 +686,100 @@ static struct clk_hw_onecell_data s900_hw_clks = {
 	.num	= CLK_NR_CLKS,
 };
 
-static const struct owl_clk_desc s900_clk_desc = {
+static const struct owl_reset_map s900_resets[] = {
+	[RESET_DMAC]		= { CMU_DEVRST0, BIT(0) },
+	[RESET_SRAMI]		= { CMU_DEVRST0, BIT(1) },
+	[RESET_DDR_CTL_PHY]	= { CMU_DEVRST0, BIT(2) },
+	[RESET_NANDC0]		= { CMU_DEVRST0, BIT(3) },
+	[RESET_SD0]		= { CMU_DEVRST0, BIT(4) },
+	[RESET_SD1]		= { CMU_DEVRST0, BIT(5) },
+	[RESET_PCM1]		= { CMU_DEVRST0, BIT(6) },
+	[RESET_DE]		= { CMU_DEVRST0, BIT(7) },
+	[RESET_LVDS]		= { CMU_DEVRST0, BIT(8) },
+	[RESET_SD2]		= { CMU_DEVRST0, BIT(9) },
+	[RESET_DSI]		= { CMU_DEVRST0, BIT(10) },
+	[RESET_CSI0]		= { CMU_DEVRST0, BIT(11) },
+	[RESET_BISP_AXI]	= { CMU_DEVRST0, BIT(12) },
+	[RESET_CSI1]		= { CMU_DEVRST0, BIT(13) },
+	[RESET_GPIO]		= { CMU_DEVRST0, BIT(15) },
+	[RESET_EDP]		= { CMU_DEVRST0, BIT(16) },
+	[RESET_AUDIO]		= { CMU_DEVRST0, BIT(17) },
+	[RESET_PCM0]		= { CMU_DEVRST0, BIT(18) },
+	[RESET_HDE]		= { CMU_DEVRST0, BIT(21) },
+	[RESET_GPU3D_PA]	= { CMU_DEVRST0, BIT(22) },
+	[RESET_IMX]		= { CMU_DEVRST0, BIT(23) },
+	[RESET_SE]		= { CMU_DEVRST0, BIT(24) },
+	[RESET_NANDC1]		= { CMU_DEVRST0, BIT(25) },
+	[RESET_SD3]		= { CMU_DEVRST0, BIT(26) },
+	[RESET_GIC]		= { CMU_DEVRST0, BIT(27) },
+	[RESET_GPU3D_PB]	= { CMU_DEVRST0, BIT(28) },
+	[RESET_DDR_CTL_PHY_AXI]	= { CMU_DEVRST0, BIT(29) },
+	[RESET_CMU_DDR]		= { CMU_DEVRST0, BIT(30) },
+	[RESET_DMM]		= { CMU_DEVRST0, BIT(31) },
+	[RESET_USB2HUB]		= { CMU_DEVRST1, BIT(0) },
+	[RESET_USB2HSIC]	= { CMU_DEVRST1, BIT(1) },
+	[RESET_HDMI]		= { CMU_DEVRST1, BIT(2) },
+	[RESET_HDCP2TX]		= { CMU_DEVRST1, BIT(3) },
+	[RESET_UART6]		= { CMU_DEVRST1, BIT(4) },
+	[RESET_UART0]		= { CMU_DEVRST1, BIT(5) },
+	[RESET_UART1]		= { CMU_DEVRST1, BIT(6) },
+	[RESET_UART2]		= { CMU_DEVRST1, BIT(7) },
+	[RESET_SPI0]		= { CMU_DEVRST1, BIT(8) },
+	[RESET_SPI1]		= { CMU_DEVRST1, BIT(9) },
+	[RESET_SPI2]		= { CMU_DEVRST1, BIT(10) },
+	[RESET_SPI3]		= { CMU_DEVRST1, BIT(11) },
+	[RESET_I2C0]		= { CMU_DEVRST1, BIT(12) },
+	[RESET_I2C1]		= { CMU_DEVRST1, BIT(13) },
+	[RESET_USB3]		= { CMU_DEVRST1, BIT(14) },
+	[RESET_UART3]		= { CMU_DEVRST1, BIT(15) },
+	[RESET_UART4]		= { CMU_DEVRST1, BIT(16) },
+	[RESET_UART5]		= { CMU_DEVRST1, BIT(17) },
+	[RESET_I2C2]		= { CMU_DEVRST1, BIT(18) },
+	[RESET_I2C3]		= { CMU_DEVRST1, BIT(19) },
+	[RESET_ETHERNET]	= { CMU_DEVRST1, BIT(20) },
+	[RESET_CHIPID]		= { CMU_DEVRST1, BIT(21) },
+	[RESET_I2C4]		= { CMU_DEVRST1, BIT(22) },
+	[RESET_I2C5]		= { CMU_DEVRST1, BIT(23) },
+	[RESET_CPU_SCNT]	= { CMU_DEVRST1, BIT(30) }
+};
+
+static struct owl_clk_desc s900_clk_desc = {
 	.clks	    = s900_clks,
 	.num_clks   = ARRAY_SIZE(s900_clks),
 
 	.hw_clks    = &s900_hw_clks,
+
+	.resets     = s900_resets,
+	.num_resets = ARRAY_SIZE(s900_resets),
 };
 
 static int s900_clk_probe(struct platform_device *pdev)
 {
-	const struct owl_clk_desc *desc;
+	struct owl_clk_desc *desc;
+	struct owl_reset *reset;
+	int ret;
 
 	desc = &s900_clk_desc;
 	owl_clk_regmap_init(pdev, desc);
 
+	/*
+	 * FIXME: Reset controller registration should be moved to
+	 * common code, once all SoCs of Owl family supports it.
+	 */
+	reset = devm_kzalloc(&pdev->dev, sizeof(*reset), GFP_KERNEL);
+	if (!reset)
+		return -ENOMEM;
+
+	reset->rcdev.of_node = pdev->dev.of_node;
+	reset->rcdev.ops = &owl_reset_ops;
+	reset->rcdev.nr_resets = desc->num_resets;
+	reset->reset_map = desc->resets;
+	reset->regmap = desc->regmap;
+
+	ret = devm_reset_controller_register(&pdev->dev, &reset->rcdev);
+	if (ret)
+		dev_err(&pdev->dev, "Failed to register reset controller\n");
+
 	return owl_clk_probe(&pdev->dev, desc->hw_clks);
 }
 

drivers/clk/at91/Makefile

@@ -3,7 +3,7 @@
 # Makefile for at91 specific clk
 #
 
-obj-y += pmc.o sckc.o
+obj-y += pmc.o sckc.o dt-compat.o
 obj-y += clk-slow.o clk-main.o clk-pll.o clk-plldiv.o clk-master.o
 obj-y += clk-system.o clk-peripheral.o clk-programmable.o
 
@@ -14,3 +14,6 @@ obj-$(CONFIG_HAVE_AT91_SMD)		+= clk-smd.o
 obj-$(CONFIG_HAVE_AT91_H32MX)		+= clk-h32mx.o
 obj-$(CONFIG_HAVE_AT91_GENERATED_CLK)	+= clk-generated.o
 obj-$(CONFIG_HAVE_AT91_I2S_MUX_CLK)	+= clk-i2s-mux.o
+obj-$(CONFIG_SOC_AT91SAM9) += at91sam9260.o at91sam9rl.o at91sam9x5.o
+obj-$(CONFIG_SOC_SAMA5D4) += sama5d4.o
+obj-$(CONFIG_SOC_SAMA5D2) += sama5d2.o

drivers/clk/at91/at91sam9260.c

@@ -0,0 +1,494 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/clk-provider.h>
+#include <linux/mfd/syscon.h>
+#include <linux/slab.h>
+
+#include <dt-bindings/clock/at91.h>
+
+#include "pmc.h"
+
+struct sck {
+	char *n;
+	char *p;
+	u8 id;
+};
+
+struct pck {
+	char *n;
+	u8 id;
+};
+
+struct at91sam926x_data {
+	const struct clk_pll_layout *plla_layout;
+	const struct clk_pll_characteristics *plla_characteristics;
+	const struct clk_pll_layout *pllb_layout;
+	const struct clk_pll_characteristics *pllb_characteristics;
+	const struct clk_master_characteristics *mck_characteristics;
+	const struct sck *sck;
+	const struct pck *pck;
+	u8 num_sck;
+	u8 num_pck;
+	u8 num_progck;
+	bool has_slck;
+};
+
+static const struct clk_master_characteristics sam9260_mck_characteristics = {
+	.output = { .min = 0, .max = 105000000 },
+	.divisors = { 1, 2, 4, 0 },
+};
+
+static u8 sam9260_plla_out[] = { 0, 2 };
+
+static u16 sam9260_plla_icpll[] = { 1, 1 };
+
+static struct clk_range sam9260_plla_outputs[] = {
+	{ .min = 80000000, .max = 160000000 },
+	{ .min = 150000000, .max = 240000000 },
+};
+
+static const struct clk_pll_characteristics sam9260_plla_characteristics = {
+	.input = { .min = 1000000, .max = 32000000 },
+	.num_output = ARRAY_SIZE(sam9260_plla_outputs),
+	.output = sam9260_plla_outputs,
+	.icpll = sam9260_plla_icpll,
+	.out = sam9260_plla_out,
+};
+
+static u8 sam9260_pllb_out[] = { 1 };
+
+static u16 sam9260_pllb_icpll[] = { 1 };
+
+static struct clk_range sam9260_pllb_outputs[] = {
+	{ .min = 70000000, .max = 130000000 },
+};
+
+static const struct clk_pll_characteristics sam9260_pllb_characteristics = {
+	.input = { .min = 1000000, .max = 5000000 },
+	.num_output = ARRAY_SIZE(sam9260_pllb_outputs),
+	.output = sam9260_pllb_outputs,
+	.icpll = sam9260_pllb_icpll,
+	.out = sam9260_pllb_out,
+};
+
+static const struct sck at91sam9260_systemck[] = {
+	{ .n = "uhpck", .p = "usbck",    .id = 6 },
+	{ .n = "udpck", .p = "usbck",    .id = 7 },
+	{ .n = "pck0",  .p = "prog0",    .id = 8 },
+	{ .n = "pck1",  .p = "prog1",    .id = 9 },
+};
+
+static const struct pck at91sam9260_periphck[] = {
+	{ .n = "pioA_clk",   .id = 2 },
+	{ .n = "pioB_clk",   .id = 3 },
+	{ .n = "pioC_clk",   .id = 4 },
+	{ .n = "adc_clk",    .id = 5 },
+	{ .n = "usart0_clk", .id = 6 },
+	{ .n = "usart1_clk", .id = 7 },
+	{ .n = "usart2_clk", .id = 8 },
+	{ .n = "mci0_clk",   .id = 9 },
+	{ .n = "udc_clk",    .id = 10 },
+	{ .n = "twi0_clk",   .id = 11 },
+	{ .n = "spi0_clk",   .id = 12 },
+	{ .n = "spi1_clk",   .id = 13 },
+	{ .n = "ssc0_clk",   .id = 14 },
+	{ .n = "tc0_clk",    .id = 17 },
+	{ .n = "tc1_clk",    .id = 18 },
+	{ .n = "tc2_clk",    .id = 19 },
+	{ .n = "ohci_clk",   .id = 20 },
+	{ .n = "macb0_clk",  .id = 21 },
+	{ .n = "isi_clk",    .id = 22 },
+	{ .n = "usart3_clk", .id = 23 },
+	{ .n = "uart0_clk",  .id = 24 },
+	{ .n = "uart1_clk",  .id = 25 },
+	{ .n = "tc3_clk",    .id = 26 },
+	{ .n = "tc4_clk",    .id = 27 },
+	{ .n = "tc5_clk",    .id = 28 },
+};
+
+static struct at91sam926x_data at91sam9260_data = {
+	.plla_layout = &at91rm9200_pll_layout,
+	.plla_characteristics = &sam9260_plla_characteristics,
+	.pllb_layout = &at91rm9200_pll_layout,
+	.pllb_characteristics = &sam9260_pllb_characteristics,
+	.mck_characteristics = &sam9260_mck_characteristics,
+	.sck = at91sam9260_systemck,
+	.num_sck = ARRAY_SIZE(at91sam9260_systemck),
+	.pck = at91sam9260_periphck,
+	.num_pck = ARRAY_SIZE(at91sam9260_periphck),
+	.num_progck = 2,
+	.has_slck = true,
+};
+
+static const struct clk_master_characteristics sam9g20_mck_characteristics = {
+	.output = { .min = 0, .max = 133000000 },
+	.divisors = { 1, 2, 4, 6 },
+};
+
+static u8 sam9g20_plla_out[] = { 0, 1, 2, 3, 0, 1, 2, 3 };
+
+static u16 sam9g20_plla_icpll[] = { 0, 0, 0, 0, 1, 1, 1, 1 };
+
+static struct clk_range sam9g20_plla_outputs[] = {
+	{ .min = 745000000, .max = 800000000 },
+	{ .min = 695000000, .max = 750000000 },
+	{ .min = 645000000, .max = 700000000 },
+	{ .min = 595000000, .max = 650000000 },
+	{ .min = 545000000, .max = 600000000 },
+	{ .min = 495000000, .max = 550000000 },
+	{ .min = 445000000, .max = 500000000 },
+	{ .min = 400000000, .max = 450000000 },
+};
+
+static const struct clk_pll_characteristics sam9g20_plla_characteristics = {
+	.input = { .min = 2000000, .max = 32000000 },
+	.num_output = ARRAY_SIZE(sam9g20_plla_outputs),
+	.output = sam9g20_plla_outputs,
+	.icpll = sam9g20_plla_icpll,
+	.out = sam9g20_plla_out,
+};
+
+static u8 sam9g20_pllb_out[] = { 0 };
+
+static u16 sam9g20_pllb_icpll[] = { 0 };
+
+static struct clk_range sam9g20_pllb_outputs[] = {
+	{ .min = 30000000, .max = 100000000 },
+};
+
+static const struct clk_pll_characteristics sam9g20_pllb_characteristics = {
+	.input = { .min = 2000000, .max = 32000000 },
+	.num_output = ARRAY_SIZE(sam9g20_pllb_outputs),
+	.output = sam9g20_pllb_outputs,
+	.icpll = sam9g20_pllb_icpll,
+	.out = sam9g20_pllb_out,
+};
+
+static struct at91sam926x_data at91sam9g20_data = {
+	.plla_layout = &at91sam9g45_pll_layout,
+	.plla_characteristics = &sam9g20_plla_characteristics,
+	.pllb_layout = &at91sam9g20_pllb_layout,
+	.pllb_characteristics = &sam9g20_pllb_characteristics,
+	.mck_characteristics = &sam9g20_mck_characteristics,
+	.sck = at91sam9260_systemck,
+	.num_sck = ARRAY_SIZE(at91sam9260_systemck),
+	.pck = at91sam9260_periphck,
+	.num_pck = ARRAY_SIZE(at91sam9260_periphck),
+	.num_progck = 2,
+	.has_slck = true,
+};
+
+static const struct clk_master_characteristics sam9261_mck_characteristics = {
+	.output = { .min = 0, .max = 94000000 },
+	.divisors = { 1, 2, 4, 0 },
+};
+
+static struct clk_range sam9261_plla_outputs[] = {
+	{ .min = 80000000, .max = 200000000 },
+	{ .min = 190000000, .max = 240000000 },
+};
+
+static const struct clk_pll_characteristics sam9261_plla_characteristics = {
+	.input = { .min = 1000000, .max = 32000000 },
+	.num_output = ARRAY_SIZE(sam9261_plla_outputs),
+	.output = sam9261_plla_outputs,
+	.icpll = sam9260_plla_icpll,
+	.out = sam9260_plla_out,
+};
+
+static u8 sam9261_pllb_out[] = { 1 };
+
+static u16 sam9261_pllb_icpll[] = { 1 };
+
+static struct clk_range sam9261_pllb_outputs[] = {
+	{ .min = 70000000, .max = 130000000 },
+};
+
+static const struct clk_pll_characteristics sam9261_pllb_characteristics = {
+	.input = { .min = 1000000, .max = 5000000 },
+	.num_output = ARRAY_SIZE(sam9261_pllb_outputs),
+	.output = sam9261_pllb_outputs,
+	.icpll = sam9261_pllb_icpll,
+	.out = sam9261_pllb_out,
+};
+
+static const struct sck at91sam9261_systemck[] = {
+	{ .n = "uhpck", .p = "usbck",    .id = 6 },
+	{ .n = "udpck", .p = "usbck",    .id = 7 },
+	{ .n = "pck0",  .p = "prog0",    .id = 8 },
+	{ .n = "pck1",  .p = "prog1",    .id = 9 },
+	{ .n = "pck2",  .p = "prog2",    .id = 10 },
+	{ .n = "pck3",  .p = "prog3",    .id = 11 },
+	{ .n = "hclk0", .p = "masterck", .id = 16 },
+	{ .n = "hclk1", .p = "masterck", .id = 17 },
+};
+
+static const struct pck at91sam9261_periphck[] = {
+	{ .n = "pioA_clk",   .id = 2, },
+	{ .n = "pioB_clk",   .id = 3, },
+	{ .n = "pioC_clk",   .id = 4, },
+	{ .n = "usart0_clk", .id = 6, },
+	{ .n = "usart1_clk", .id = 7, },
+	{ .n = "usart2_clk", .id = 8, },
+	{ .n = "mci0_clk",   .id = 9, },
+	{ .n = "udc_clk",    .id = 10, },
+	{ .n = "twi0_clk",   .id = 11, },
+	{ .n = "spi0_clk",   .id = 12, },
+	{ .n = "spi1_clk",   .id = 13, },
+	{ .n = "ssc0_clk",   .id = 14, },
+	{ .n = "ssc1_clk",   .id = 15, },
+	{ .n = "ssc2_clk",   .id = 16, },
+	{ .n = "tc0_clk",    .id = 17, },
+	{ .n = "tc1_clk",    .id = 18, },
+	{ .n = "tc2_clk",    .id = 19, },
+	{ .n = "ohci_clk",   .id = 20, },
+	{ .n = "lcd_clk",    .id = 21, },
+};
+
+static struct at91sam926x_data at91sam9261_data = {
+	.plla_layout = &at91rm9200_pll_layout,
+	.plla_characteristics = &sam9261_plla_characteristics,
+	.pllb_layout = &at91rm9200_pll_layout,
+	.pllb_characteristics = &sam9261_pllb_characteristics,
+	.mck_characteristics = &sam9261_mck_characteristics,
+	.sck = at91sam9261_systemck,
+	.num_sck = ARRAY_SIZE(at91sam9261_systemck),
+	.pck = at91sam9261_periphck,
+	.num_pck = ARRAY_SIZE(at91sam9261_periphck),
+	.num_progck = 4,
+};
+
+static const struct clk_master_characteristics sam9263_mck_characteristics = {
+	.output = { .min = 0, .max = 120000000 },
+	.divisors = { 1, 2, 4, 0 },
+};
+
+static struct clk_range sam9263_pll_outputs[] = {
+	{ .min = 80000000, .max = 200000000 },
+	{ .min = 190000000, .max = 240000000 },
+};
+
+static const struct clk_pll_characteristics sam9263_pll_characteristics = {
+	.input = { .min = 1000000, .max = 32000000 },
+	.num_output = ARRAY_SIZE(sam9263_pll_outputs),
+	.output = sam9263_pll_outputs,
+	.icpll = sam9260_plla_icpll,
+	.out = sam9260_plla_out,
+};
+
+static const struct sck at91sam9263_systemck[] = {
+	{ .n = "uhpck", .p = "usbck",    .id = 6 },
+	{ .n = "udpck", .p = "usbck",    .id = 7 },
+	{ .n = "pck0",  .p = "prog0",    .id = 8 },
+	{ .n = "pck1",  .p = "prog1",    .id = 9 },
+	{ .n = "pck2",  .p = "prog2",    .id = 10 },
+	{ .n = "pck3",  .p = "prog3",    .id = 11 },
+};
+
+static const struct pck at91sam9263_periphck[] = {
+	{ .n = "pioA_clk",   .id = 2, },
+	{ .n = "pioB_clk",   .id = 3, },
+	{ .n = "pioCDE_clk", .id = 4, },
+	{ .n = "usart0_clk", .id = 7, },
+	{ .n = "usart1_clk", .id = 8, },
+	{ .n = "usart2_clk", .id = 9, },
+	{ .n = "mci0_clk",   .id = 10, },
+	{ .n = "mci1_clk",   .id = 11, },
+	{ .n = "can_clk",    .id = 12, },
+	{ .n = "twi0_clk",   .id = 13, },
+	{ .n = "spi0_clk",   .id = 14, },
+	{ .n = "spi1_clk",   .id = 15, },
+	{ .n = "ssc0_clk",   .id = 16, },
+	{ .n = "ssc1_clk",   .id = 17, },
+	{ .n = "ac97_clk",   .id = 18, },
+	{ .n = "tcb_clk",    .id = 19, },
+	{ .n = "pwm_clk",    .id = 20, },
+	{ .n = "macb0_clk",  .id = 21, },
+	{ .n = "g2de_clk",   .id = 23, },
+	{ .n = "udc_clk",    .id = 24, },
+	{ .n = "isi_clk",    .id = 25, },
+	{ .n = "lcd_clk",    .id = 26, },
+	{ .n = "dma_clk",    .id = 27, },
+	{ .n = "ohci_clk",   .id = 29, },
+};
+
+static struct at91sam926x_data at91sam9263_data = {
+	.plla_layout = &at91rm9200_pll_layout,
+	.plla_characteristics = &sam9263_pll_characteristics,
+	.pllb_layout = &at91rm9200_pll_layout,
+	.pllb_characteristics = &sam9263_pll_characteristics,
+	.mck_characteristics = &sam9263_mck_characteristics,
+	.sck = at91sam9263_systemck,
+	.num_sck = ARRAY_SIZE(at91sam9263_systemck),
+	.pck = at91sam9263_periphck,
+	.num_pck = ARRAY_SIZE(at91sam9263_periphck),
+	.num_progck = 4,
+};
+
+static void __init at91sam926x_pmc_setup(struct device_node *np,
+					 struct at91sam926x_data *data)
+{
+	const char *slowxtal_name, *mainxtal_name;
+	struct pmc_data *at91sam9260_pmc;
+	u32 usb_div[] = { 1, 2, 4, 0 };
+	const char *parent_names[6];
+	const char *slck_name;
+	struct regmap *regmap;
+	struct clk_hw *hw;
+	int i;
+	bool bypass;
+
+	i = of_property_match_string(np, "clock-names", "slow_xtal");
+	if (i < 0)
+		return;
+
+	slowxtal_name = of_clk_get_parent_name(np, i);
+
+	i = of_property_match_string(np, "clock-names", "main_xtal");
+	if (i < 0)
+		return;
+	mainxtal_name = of_clk_get_parent_name(np, i);
+
+	regmap = syscon_node_to_regmap(np);
+	if (IS_ERR(regmap))
+		return;
+
+	at91sam9260_pmc = pmc_data_allocate(PMC_MAIN + 1,
+					    ndck(data->sck, data->num_sck),
+					    ndck(data->pck, data->num_pck), 0);
+	if (!at91sam9260_pmc)
+		return;
+
+	bypass = of_property_read_bool(np, "atmel,osc-bypass");
+
+	hw = at91_clk_register_main_osc(regmap, "main_osc", mainxtal_name,
+					bypass);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_rm9200_main(regmap, "mainck", "main_osc");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	at91sam9260_pmc->chws[PMC_MAIN] = hw;
+
+	if (data->has_slck) {
+		hw = clk_hw_register_fixed_rate_with_accuracy(NULL,
+							      "slow_rc_osc",
+							      NULL, 0, 32768,
+							      50000000);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		parent_names[0] = "slow_rc_osc";
+		parent_names[1] = "slow_xtal";
+		hw = at91_clk_register_sam9260_slow(regmap, "slck",
+						    parent_names, 2);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		at91sam9260_pmc->chws[PMC_SLOW] = hw;
+		slck_name = "slck";
+	} else {
+		slck_name = slowxtal_name;
+	}
+
+	hw = at91_clk_register_pll(regmap, "pllack", "mainck", 0,
+				   data->plla_layout,
+				   data->plla_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_pll(regmap, "pllbck", "mainck", 1,
+				   data->pllb_layout,
+				   data->pllb_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "pllack";
+	parent_names[3] = "pllbck";
+	hw = at91_clk_register_master(regmap, "masterck", 4, parent_names,
+				      &at91rm9200_master_layout,
+				      data->mck_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	at91sam9260_pmc->chws[PMC_MCK] = hw;
+
+	hw = at91rm9200_clk_register_usb(regmap, "usbck", "pllbck", usb_div);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "pllack";
+	parent_names[3] = "pllbck";
+	for (i = 0; i < data->num_progck; i++) {
+		char name[6];
+
+		snprintf(name, sizeof(name), "prog%d", i);
+
+		hw = at91_clk_register_programmable(regmap, name,
+						    parent_names, 4, i,
+						    &at91rm9200_programmable_layout);
+		if (IS_ERR(hw))
+			goto err_free;
+	}
+
+	for (i = 0; i < data->num_sck; i++) {
+		hw = at91_clk_register_system(regmap, data->sck[i].n,
+					      data->sck[i].p,
+					      data->sck[i].id);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		at91sam9260_pmc->shws[data->sck[i].id] = hw;
+	}
+
+	for (i = 0; i < data->num_pck; i++) {
+		hw = at91_clk_register_peripheral(regmap,
+						  data->pck[i].n,
+						  "masterck",
+						  data->pck[i].id);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		at91sam9260_pmc->phws[data->pck[i].id] = hw;
+	}
+
+	of_clk_add_hw_provider(np, of_clk_hw_pmc_get, at91sam9260_pmc);
+
+	return;
+
+err_free:
+	pmc_data_free(at91sam9260_pmc);
+}
+
+static void __init at91sam9260_pmc_setup(struct device_node *np)
+{
+	at91sam926x_pmc_setup(np, &at91sam9260_data);
+}
+CLK_OF_DECLARE_DRIVER(at91sam9260_pmc, "atmel,at91sam9260-pmc",
+		      at91sam9260_pmc_setup);
+
+static void __init at91sam9261_pmc_setup(struct device_node *np)
+{
+	at91sam926x_pmc_setup(np, &at91sam9261_data);
+}
+CLK_OF_DECLARE_DRIVER(at91sam9261_pmc, "atmel,at91sam9261-pmc",
+		      at91sam9261_pmc_setup);
+
+static void __init at91sam9263_pmc_setup(struct device_node *np)
+{
+	at91sam926x_pmc_setup(np, &at91sam9263_data);
+}
+CLK_OF_DECLARE_DRIVER(at91sam9263_pmc, "atmel,at91sam9263-pmc",
+		      at91sam9263_pmc_setup);
+
+static void __init at91sam9g20_pmc_setup(struct device_node *np)
+{
+	at91sam926x_pmc_setup(np, &at91sam9g20_data);
+}
+CLK_OF_DECLARE_DRIVER(at91sam9g20_pmc, "atmel,at91sam9g20-pmc",
+		      at91sam9g20_pmc_setup);

drivers/clk/at91/at91sam9rl.c

@@ -0,0 +1,171 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/clk-provider.h>
+#include <linux/mfd/syscon.h>
+#include <linux/slab.h>
+
+#include <dt-bindings/clock/at91.h>
+
+#include "pmc.h"
+
+static const struct clk_master_characteristics sam9rl_mck_characteristics = {
+	.output = { .min = 0, .max = 94000000 },
+	.divisors = { 1, 2, 4, 0 },
+};
+
+static u8 sam9rl_plla_out[] = { 0, 2 };
+
+static struct clk_range sam9rl_plla_outputs[] = {
+	{ .min = 80000000, .max = 200000000 },
+	{ .min = 190000000, .max = 240000000 },
+};
+
+static const struct clk_pll_characteristics sam9rl_plla_characteristics = {
+	.input = { .min = 1000000, .max = 32000000 },
+	.num_output = ARRAY_SIZE(sam9rl_plla_outputs),
+	.output = sam9rl_plla_outputs,
+	.out = sam9rl_plla_out,
+};
+
+static const struct {
+	char *n;
+	char *p;
+	u8 id;
+} at91sam9rl_systemck[] = {
+	{ .n = "pck0",  .p = "prog0",    .id = 8 },
+	{ .n = "pck1",  .p = "prog1",    .id = 9 },
+};
+
+static const struct {
+	char *n;
+	u8 id;
+} at91sam9rl_periphck[] = {
+	{ .n = "pioA_clk",   .id = 2, },
+	{ .n = "pioB_clk",   .id = 3, },
+	{ .n = "pioC_clk",   .id = 4, },
+	{ .n = "pioD_clk",   .id = 5, },
+	{ .n = "usart0_clk", .id = 6, },
+	{ .n = "usart1_clk", .id = 7, },
+	{ .n = "usart2_clk", .id = 8, },
+	{ .n = "usart3_clk", .id = 9, },
+	{ .n = "mci0_clk",   .id = 10, },
+	{ .n = "twi0_clk",   .id = 11, },
+	{ .n = "twi1_clk",   .id = 12, },
+	{ .n = "spi0_clk",   .id = 13, },
+	{ .n = "ssc0_clk",   .id = 14, },
+	{ .n = "ssc1_clk",   .id = 15, },
+	{ .n = "tc0_clk",    .id = 16, },
+	{ .n = "tc1_clk",    .id = 17, },
+	{ .n = "tc2_clk",    .id = 18, },
+	{ .n = "pwm_clk",    .id = 19, },
+	{ .n = "adc_clk",    .id = 20, },
+	{ .n = "dma0_clk",   .id = 21, },
+	{ .n = "udphs_clk",  .id = 22, },
+	{ .n = "lcd_clk",    .id = 23, },
+};
+
+static void __init at91sam9rl_pmc_setup(struct device_node *np)
+{
+	const char *slck_name, *mainxtal_name;
+	struct pmc_data *at91sam9rl_pmc;
+	const char *parent_names[6];
+	struct regmap *regmap;
+	struct clk_hw *hw;
+	int i;
+
+	i = of_property_match_string(np, "clock-names", "slow_clk");
+	if (i < 0)
+		return;
+
+	slck_name = of_clk_get_parent_name(np, i);
+
+	i = of_property_match_string(np, "clock-names", "main_xtal");
+	if (i < 0)
+		return;
+	mainxtal_name = of_clk_get_parent_name(np, i);
+
+	regmap = syscon_node_to_regmap(np);
+	if (IS_ERR(regmap))
+		return;
+
+	at91sam9rl_pmc = pmc_data_allocate(PMC_MAIN + 1,
+					   nck(at91sam9rl_systemck),
+					   nck(at91sam9rl_periphck), 0);
+	if (!at91sam9rl_pmc)
+		return;
+
+	hw = at91_clk_register_rm9200_main(regmap, "mainck", mainxtal_name);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	at91sam9rl_pmc->chws[PMC_MAIN] = hw;
+
+	hw = at91_clk_register_pll(regmap, "pllack", "mainck", 0,
+				   &at91rm9200_pll_layout,
+				   &sam9rl_plla_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_utmi(regmap, NULL, "utmick", "mainck");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	at91sam9rl_pmc->chws[PMC_UTMI] = hw;
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "pllack";
+	parent_names[3] = "utmick";
+	hw = at91_clk_register_master(regmap, "masterck", 4, parent_names,
+				      &at91rm9200_master_layout,
+				      &sam9rl_mck_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	at91sam9rl_pmc->chws[PMC_MCK] = hw;
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "pllack";
+	parent_names[3] = "utmick";
+	parent_names[4] = "masterck";
+	for (i = 0; i < 2; i++) {
+		char name[6];
+
+		snprintf(name, sizeof(name), "prog%d", i);
+
+		hw = at91_clk_register_programmable(regmap, name,
+						    parent_names, 5, i,
+						    &at91rm9200_programmable_layout);
+		if (IS_ERR(hw))
+			goto err_free;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(at91sam9rl_systemck); i++) {
+		hw = at91_clk_register_system(regmap, at91sam9rl_systemck[i].n,
+					      at91sam9rl_systemck[i].p,
+					      at91sam9rl_systemck[i].id);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		at91sam9rl_pmc->shws[at91sam9rl_systemck[i].id] = hw;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(at91sam9rl_periphck); i++) {
+		hw = at91_clk_register_peripheral(regmap,
+						  at91sam9rl_periphck[i].n,
+						  "masterck",
+						  at91sam9rl_periphck[i].id);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		at91sam9rl_pmc->phws[at91sam9rl_periphck[i].id] = hw;
+	}
+
+	of_clk_add_hw_provider(np, of_clk_hw_pmc_get, at91sam9rl_pmc);
+
+	return;
+
+err_free:
+	pmc_data_free(at91sam9rl_pmc);
+}
+CLK_OF_DECLARE_DRIVER(at91sam9rl_pmc, "atmel,at91sam9rl-pmc", at91sam9rl_pmc_setup);

drivers/clk/at91/at91sam9x5.c

@@ -0,0 +1,309 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/clk-provider.h>
+#include <linux/mfd/syscon.h>
+#include <linux/slab.h>
+
+#include <dt-bindings/clock/at91.h>
+
+#include "pmc.h"
+
+static const struct clk_master_characteristics mck_characteristics = {
+	.output = { .min = 0, .max = 133333333 },
+	.divisors = { 1, 2, 4, 3 },
+	.have_div3_pres = 1,
+};
+
+static u8 plla_out[] = { 0, 1, 2, 3, 0, 1, 2, 3 };
+
+static u16 plla_icpll[] = { 0, 0, 0, 0, 1, 1, 1, 1 };
+
+static struct clk_range plla_outputs[] = {
+	{ .min = 745000000, .max = 800000000 },
+	{ .min = 695000000, .max = 750000000 },
+	{ .min = 645000000, .max = 700000000 },
+	{ .min = 595000000, .max = 650000000 },
+	{ .min = 545000000, .max = 600000000 },
+	{ .min = 495000000, .max = 555000000 },
+	{ .min = 445000000, .max = 500000000 },
+	{ .min = 400000000, .max = 450000000 },
+};
+
+static const struct clk_pll_characteristics plla_characteristics = {
+	.input = { .min = 2000000, .max = 32000000 },
+	.num_output = ARRAY_SIZE(plla_outputs),
+	.output = plla_outputs,
+	.icpll = plla_icpll,
+	.out = plla_out,
+};
+
+static const struct {
+	char *n;
+	char *p;
+	u8 id;
+} at91sam9x5_systemck[] = {
+	{ .n = "ddrck", .p = "masterck", .id = 2 },
+	{ .n = "smdck", .p = "smdclk",   .id = 4 },
+	{ .n = "uhpck", .p = "usbck",    .id = 6 },
+	{ .n = "udpck", .p = "usbck",    .id = 7 },
+	{ .n = "pck0",  .p = "prog0",    .id = 8 },
+	{ .n = "pck1",  .p = "prog1",    .id = 9 },
+};
+
+struct pck {
+	char *n;
+	u8 id;
+};
+
+static const struct pck at91sam9x5_periphck[] = {
+	{ .n = "pioAB_clk",  .id = 2, },
+	{ .n = "pioCD_clk",  .id = 3, },
+	{ .n = "smd_clk",    .id = 4, },
+	{ .n = "usart0_clk", .id = 5, },
+	{ .n = "usart1_clk", .id = 6, },
+	{ .n = "usart2_clk", .id = 7, },
+	{ .n = "twi0_clk",   .id = 9, },
+	{ .n = "twi1_clk",   .id = 10, },
+	{ .n = "twi2_clk",   .id = 11, },
+	{ .n = "mci0_clk",   .id = 12, },
+	{ .n = "spi0_clk",   .id = 13, },
+	{ .n = "spi1_clk",   .id = 14, },
+	{ .n = "uart0_clk",  .id = 15, },
+	{ .n = "uart1_clk",  .id = 16, },
+	{ .n = "tcb0_clk",   .id = 17, },
+	{ .n = "pwm_clk",    .id = 18, },
+	{ .n = "adc_clk",    .id = 19, },
+	{ .n = "dma0_clk",   .id = 20, },
+	{ .n = "dma1_clk",   .id = 21, },
+	{ .n = "uhphs_clk",  .id = 22, },
+	{ .n = "udphs_clk",  .id = 23, },
+	{ .n = "mci1_clk",   .id = 26, },
+	{ .n = "ssc0_clk",   .id = 28, },
+};
+
+static const struct pck at91sam9g15_periphck[] = {
+	{ .n = "lcdc_clk", .id = 25, },
+	{ /* sentinel */}
+};
+
+static const struct pck at91sam9g25_periphck[] = {
+	{ .n = "usart3_clk", .id = 8, },
+	{ .n = "macb0_clk", .id = 24, },
+	{ .n = "isi_clk", .id = 25, },
+	{ /* sentinel */}
+};
+
+static const struct pck at91sam9g35_periphck[] = {
+	{ .n = "macb0_clk", .id = 24, },
+	{ .n = "lcdc_clk", .id = 25, },
+	{ /* sentinel */}
+};
+
+static const struct pck at91sam9x25_periphck[] = {
+	{ .n = "usart3_clk", .id = 8, },
+	{ .n = "macb0_clk", .id = 24, },
+	{ .n = "macb1_clk", .id = 27, },
+	{ .n = "can0_clk", .id = 29, },
+	{ .n = "can1_clk", .id = 30, },
+	{ /* sentinel */}
+};
+
+static const struct pck at91sam9x35_periphck[] = {
+	{ .n = "macb0_clk", .id = 24, },
+	{ .n = "lcdc_clk", .id = 25, },
+	{ .n = "can0_clk", .id = 29, },
+	{ .n = "can1_clk", .id = 30, },
+	{ /* sentinel */}
+};
+
+static void __init at91sam9x5_pmc_setup(struct device_node *np,
+					const struct pck *extra_pcks,
+					bool has_lcdck)
+{
+	struct clk_range range = CLK_RANGE(0, 0);
+	const char *slck_name, *mainxtal_name;
+	struct pmc_data *at91sam9x5_pmc;
+	const char *parent_names[6];
+	struct regmap *regmap;
+	struct clk_hw *hw;
+	int i;
+	bool bypass;
+
+	i = of_property_match_string(np, "clock-names", "slow_clk");
+	if (i < 0)
+		return;
+
+	slck_name = of_clk_get_parent_name(np, i);
+
+	i = of_property_match_string(np, "clock-names", "main_xtal");
+	if (i < 0)
+		return;
+	mainxtal_name = of_clk_get_parent_name(np, i);
+
+	regmap = syscon_node_to_regmap(np);
+	if (IS_ERR(regmap))
+		return;
+
+	at91sam9x5_pmc = pmc_data_allocate(PMC_MAIN + 1,
+					   nck(at91sam9x5_systemck),
+					   nck(at91sam9x35_periphck), 0);
+	if (!at91sam9x5_pmc)
+		return;
+
+	hw = at91_clk_register_main_rc_osc(regmap, "main_rc_osc", 12000000,
+					   50000000);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	bypass = of_property_read_bool(np, "atmel,osc-bypass");
+
+	hw = at91_clk_register_main_osc(regmap, "main_osc", mainxtal_name,
+					bypass);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	parent_names[0] = "main_rc_osc";
+	parent_names[1] = "main_osc";
+	hw = at91_clk_register_sam9x5_main(regmap, "mainck", parent_names, 2);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	at91sam9x5_pmc->chws[PMC_MAIN] = hw;
+
+	hw = at91_clk_register_pll(regmap, "pllack", "mainck", 0,
+				   &at91rm9200_pll_layout, &plla_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_plldiv(regmap, "plladivck", "pllack");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_utmi(regmap, NULL, "utmick", "mainck");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	at91sam9x5_pmc->chws[PMC_UTMI] = hw;
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "plladivck";
+	parent_names[3] = "utmick";
+	hw = at91_clk_register_master(regmap, "masterck", 4, parent_names,
+				      &at91sam9x5_master_layout,
+				      &mck_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	at91sam9x5_pmc->chws[PMC_MCK] = hw;
+
+	parent_names[0] = "plladivck";
+	parent_names[1] = "utmick";
+	hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91sam9x5_clk_register_smd(regmap, "smdclk", parent_names, 2);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "plladivck";
+	parent_names[3] = "utmick";
+	parent_names[4] = "mck";
+	for (i = 0; i < 2; i++) {
+		char name[6];
+
+		snprintf(name, sizeof(name), "prog%d", i);
+
+		hw = at91_clk_register_programmable(regmap, name,
+						    parent_names, 5, i,
+						    &at91sam9x5_programmable_layout);
+		if (IS_ERR(hw))
+			goto err_free;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(at91sam9x5_systemck); i++) {
+		hw = at91_clk_register_system(regmap, at91sam9x5_systemck[i].n,
+					      at91sam9x5_systemck[i].p,
+					      at91sam9x5_systemck[i].id);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		at91sam9x5_pmc->shws[at91sam9x5_systemck[i].id] = hw;
+	}
+
+	if (has_lcdck) {
+		hw = at91_clk_register_system(regmap, "lcdck", "masterck", 3);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		at91sam9x5_pmc->shws[3] = hw;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(at91sam9x5_periphck); i++) {
+		hw = at91_clk_register_sam9x5_peripheral(regmap, &pmc_pcr_lock,
+							 at91sam9x5_periphck[i].n,
+							 "masterck",
+							 at91sam9x5_periphck[i].id,
+							 &range);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		at91sam9x5_pmc->phws[at91sam9x5_periphck[i].id] = hw;
+	}
+
+	for (i = 0; extra_pcks[i].id; i++) {
+		hw = at91_clk_register_sam9x5_peripheral(regmap, &pmc_pcr_lock,
+							 extra_pcks[i].n,
+							 "masterck",
+							 extra_pcks[i].id,
+							 &range);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		at91sam9x5_pmc->phws[extra_pcks[i].id] = hw;
+	}
+
+	of_clk_add_hw_provider(np, of_clk_hw_pmc_get, at91sam9x5_pmc);
+
+	return;
+
+err_free:
+	pmc_data_free(at91sam9x5_pmc);
+}
+
+static void __init at91sam9g15_pmc_setup(struct device_node *np)
+{
+	at91sam9x5_pmc_setup(np, at91sam9g15_periphck, true);
+}
+CLK_OF_DECLARE_DRIVER(at91sam9g15_pmc, "atmel,at91sam9g15-pmc",
+		      at91sam9g15_pmc_setup);
+
+static void __init at91sam9g25_pmc_setup(struct device_node *np)
+{
+	at91sam9x5_pmc_setup(np, at91sam9g25_periphck, false);
+}
+CLK_OF_DECLARE_DRIVER(at91sam9g25_pmc, "atmel,at91sam9g25-pmc",
+		      at91sam9g25_pmc_setup);
+
+static void __init at91sam9g35_pmc_setup(struct device_node *np)
+{
+	at91sam9x5_pmc_setup(np, at91sam9g35_periphck, true);
+}
+CLK_OF_DECLARE_DRIVER(at91sam9g35_pmc, "atmel,at91sam9g35-pmc",
+		      at91sam9g35_pmc_setup);
+
+static void __init at91sam9x25_pmc_setup(struct device_node *np)
+{
+	at91sam9x5_pmc_setup(np, at91sam9x25_periphck, false);
+}
+CLK_OF_DECLARE_DRIVER(at91sam9x25_pmc, "atmel,at91sam9x25-pmc",
+		      at91sam9x25_pmc_setup);
+
+static void __init at91sam9x35_pmc_setup(struct device_node *np)
+{
+	at91sam9x5_pmc_setup(np, at91sam9x35_periphck, true);
+}
+CLK_OF_DECLARE_DRIVER(at91sam9x35_pmc, "atmel,at91sam9x35-pmc",
+		      at91sam9x35_pmc_setup);

drivers/clk/at91/clk-audio-pll.c

@@ -43,6 +43,8 @@
 #include <linux/regmap.h>
 #include <linux/slab.h>
 
+#include "pmc.h"
+
 #define AUDIO_PLL_DIV_FRAC	BIT(22)
 #define AUDIO_PLL_ND_MAX	(AT91_PMC_AUDIO_PLL_ND_MASK >> \
 					AT91_PMC_AUDIO_PLL_ND_OFFSET)
@@ -444,93 +446,94 @@ static const struct clk_ops audio_pll_pmc_ops = {
 	.set_rate = clk_audio_pll_pmc_set_rate,
 };
 
-static int of_sama5d2_clk_audio_pll_setup(struct device_node *np,
-					  struct clk_init_data *init,
-					  struct clk_hw *hw,
-					  struct regmap **clk_audio_regmap)
-{
-	struct regmap *regmap;
-	const char *parent_names[1];
-	int ret;
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return PTR_ERR(regmap);
-
-	init->name = np->name;
-	of_clk_parent_fill(np, parent_names, 1);
-	init->parent_names = parent_names;
-	init->num_parents = 1;
-
-	hw->init = init;
-	*clk_audio_regmap = regmap;
-
-	ret = clk_hw_register(NULL, hw);
-	if (ret)
-		return ret;
-
-	return of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-
-static void __init of_sama5d2_clk_audio_pll_frac_setup(struct device_node *np)
+struct clk_hw * __init
+at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name,
+				 const char *parent_name)
 {
 	struct clk_audio_frac *frac_ck;
 	struct clk_init_data init = {};
+	int ret;
 
 	frac_ck = kzalloc(sizeof(*frac_ck), GFP_KERNEL);
 	if (!frac_ck)
-		return;
+		return ERR_PTR(-ENOMEM);
 
+	init.name = name;
 	init.ops = &audio_pll_frac_ops;
+	init.parent_names = &parent_name;
+	init.num_parents = 1;
 	init.flags = CLK_SET_RATE_GATE;
 
-	if (of_sama5d2_clk_audio_pll_setup(np, &init, &frac_ck->hw,
-					   &frac_ck->regmap))
+	frac_ck->hw.init = &init;
+	frac_ck->regmap = regmap;
+
+	ret = clk_hw_register(NULL, &frac_ck->hw);
+	if (ret) {
 		kfree(frac_ck);
+		return ERR_PTR(ret);
+	}
+
+	return &frac_ck->hw;
 }
 
-static void __init of_sama5d2_clk_audio_pll_pad_setup(struct device_node *np)
+struct clk_hw * __init
+at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name,
+				const char *parent_name)
 {
 	struct clk_audio_pad *apad_ck;
-	struct clk_init_data init = {};
+	struct clk_init_data init;
+	int ret;
 
 	apad_ck = kzalloc(sizeof(*apad_ck), GFP_KERNEL);
 	if (!apad_ck)
-		return;
+		return ERR_PTR(-ENOMEM);
 
+	init.name = name;
 	init.ops = &audio_pll_pad_ops;
+	init.parent_names = &parent_name;
+	init.num_parents = 1;
 	init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE |
 		CLK_SET_RATE_PARENT;
 
-	if (of_sama5d2_clk_audio_pll_setup(np, &init, &apad_ck->hw,
-					   &apad_ck->regmap))
+	apad_ck->hw.init = &init;
+	apad_ck->regmap = regmap;
+
+	ret = clk_hw_register(NULL, &apad_ck->hw);
+	if (ret) {
 		kfree(apad_ck);
+		return ERR_PTR(ret);
+	}
+
+	return &apad_ck->hw;
 }
 
-static void __init of_sama5d2_clk_audio_pll_pmc_setup(struct device_node *np)
+struct clk_hw * __init
+at91_clk_register_audio_pll_pmc(struct regmap *regmap, const char *name,
+				const char *parent_name)
 {
-	struct clk_audio_pad *apmc_ck;
-	struct clk_init_data init = {};
+	struct clk_audio_pmc *apmc_ck;
+	struct clk_init_data init;
+	int ret;
 
 	apmc_ck = kzalloc(sizeof(*apmc_ck), GFP_KERNEL);
 	if (!apmc_ck)
-		return;
+		return ERR_PTR(-ENOMEM);
 
+	init.name = name;
 	init.ops = &audio_pll_pmc_ops;
+	init.parent_names = &parent_name;
+	init.num_parents = 1;
 	init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE |
 		CLK_SET_RATE_PARENT;
 
-	if (of_sama5d2_clk_audio_pll_setup(np, &init, &apmc_ck->hw,
-					   &apmc_ck->regmap))
+	apmc_ck->hw.init = &init;
+	apmc_ck->regmap = regmap;
+
+	ret = clk_hw_register(NULL, &apmc_ck->hw);
+	if (ret) {
 		kfree(apmc_ck);
-}
+		return ERR_PTR(ret);
+	}
 
-CLK_OF_DECLARE(of_sama5d2_clk_audio_pll_frac_setup,
-	       "atmel,sama5d2-clk-audio-pll-frac",
-	       of_sama5d2_clk_audio_pll_frac_setup);
-CLK_OF_DECLARE(of_sama5d2_clk_audio_pll_pad_setup,
-	       "atmel,sama5d2-clk-audio-pll-pad",
-	       of_sama5d2_clk_audio_pll_pad_setup);
-CLK_OF_DECLARE(of_sama5d2_clk_audio_pll_pmc_setup,
-	       "atmel,sama5d2-clk-audio-pll-pmc",
-	       of_sama5d2_clk_audio_pll_pmc_setup);
+	return &apmc_ck->hw;
+}

drivers/clk/at91/clk-generated.c

@@ -20,17 +20,8 @@
 
 #include "pmc.h"
 
-#define PERIPHERAL_MAX		64
-#define PERIPHERAL_ID_MIN	2
-
-#define GENERATED_SOURCE_MAX	6
 #define GENERATED_MAX_DIV	255
 
-#define GCK_ID_SSC0		43
-#define GCK_ID_SSC1		44
-#define GCK_ID_I2S0		54
-#define GCK_ID_I2S1		55
-#define GCK_ID_CLASSD		59
 #define GCK_INDEX_DT_AUDIO_PLL	5
 
 struct clk_generated {
@@ -279,10 +270,10 @@ static void clk_generated_startup(struct clk_generated *gck)
 					>> AT91_PMC_PCR_GCKDIV_OFFSET;
 }
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_generated(struct regmap *regmap, spinlock_t *lock,
 			    const char *name, const char **parent_names,
-			    u8 num_parents, u8 id,
+			    u8 num_parents, u8 id, bool pll_audio,
 			    const struct clk_range *range)
 {
 	struct clk_generated *gck;
@@ -306,6 +297,7 @@ at91_clk_register_generated(struct regmap *regmap, spinlock_t *lock,
 	gck->regmap = regmap;
 	gck->lock = lock;
 	gck->range = *range;
+	gck->audio_pll_allowed = pll_audio;
 
 	clk_generated_startup(gck);
 	hw = &gck->hw;
@@ -319,70 +311,3 @@ at91_clk_register_generated(struct regmap *regmap, spinlock_t *lock,
 
 	return hw;
 }
-
-static void __init of_sama5d2_clk_generated_setup(struct device_node *np)
-{
-	int num;
-	u32 id;
-	const char *name;
-	struct clk_hw *hw;
-	unsigned int num_parents;
-	const char *parent_names[GENERATED_SOURCE_MAX];
-	struct device_node *gcknp;
-	struct clk_range range = CLK_RANGE(0, 0);
-	struct regmap *regmap;
-	struct clk_generated *gck;
-
-	num_parents = of_clk_get_parent_count(np);
-	if (num_parents == 0 || num_parents > GENERATED_SOURCE_MAX)
-		return;
-
-	of_clk_parent_fill(np, parent_names, num_parents);
-
-	num = of_get_child_count(np);
-	if (!num || num > PERIPHERAL_MAX)
-		return;
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	for_each_child_of_node(np, gcknp) {
-		if (of_property_read_u32(gcknp, "reg", &id))
-			continue;
-
-		if (id < PERIPHERAL_ID_MIN || id >= PERIPHERAL_MAX)
-			continue;
-
-		if (of_property_read_string(np, "clock-output-names", &name))
-			name = gcknp->name;
-
-		of_at91_get_clk_range(gcknp, "atmel,clk-output-range",
-				      &range);
-
-		hw = at91_clk_register_generated(regmap, &pmc_pcr_lock, name,
-						  parent_names, num_parents,
-						  id, &range);
-
-		gck = to_clk_generated(hw);
-
-		if (of_device_is_compatible(np,
-					    "atmel,sama5d2-clk-generated")) {
-			if (gck->id == GCK_ID_SSC0 || gck->id == GCK_ID_SSC1 ||
-			    gck->id == GCK_ID_I2S0 || gck->id == GCK_ID_I2S1 ||
-			    gck->id == GCK_ID_CLASSD)
-				gck->audio_pll_allowed = true;
-			else
-				gck->audio_pll_allowed = false;
-		} else {
-			gck->audio_pll_allowed = false;
-		}
-
-		if (IS_ERR(hw))
-			continue;
-
-		of_clk_add_hw_provider(gcknp, of_clk_hw_simple_get, hw);
-	}
-}
-CLK_OF_DECLARE(of_sama5d2_clk_generated_setup, "atmel,sama5d2-clk-generated",
-	       of_sama5d2_clk_generated_setup);

drivers/clk/at91/clk-h32mx.c

@@ -86,25 +86,19 @@ static const struct clk_ops h32mx_ops = {
 	.set_rate = clk_sama5d4_h32mx_set_rate,
 };
 
-static void __init of_sama5d4_clk_h32mx_setup(struct device_node *np)
+struct clk_hw * __init
+at91_clk_register_h32mx(struct regmap *regmap, const char *name,
+			const char *parent_name)
 {
 	struct clk_sama5d4_h32mx *h32mxclk;
 	struct clk_init_data init;
-	const char *parent_name;
-	struct regmap *regmap;
 	int ret;
 
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
 	h32mxclk = kzalloc(sizeof(*h32mxclk), GFP_KERNEL);
 	if (!h32mxclk)
-		return;
-
-	parent_name = of_clk_get_parent_name(np, 0);
+		return ERR_PTR(-ENOMEM);
 
-	init.name = np->name;
+	init.name = name;
 	init.ops = &h32mx_ops;
 	init.parent_names = parent_name ? &parent_name : NULL;
 	init.num_parents = parent_name ? 1 : 0;
@@ -116,10 +110,8 @@ static void __init of_sama5d4_clk_h32mx_setup(struct device_node *np)
 	ret = clk_hw_register(NULL, &h32mxclk->hw);
 	if (ret) {
 		kfree(h32mxclk);
-		return;
+		return ERR_PTR(ret);
 	}
 
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, &h32mxclk->hw);
+	return &h32mxclk->hw;
 }
-CLK_OF_DECLARE(of_sama5d4_clk_h32mx_setup, "atmel,sama5d4-clk-h32mx",
-	       of_sama5d4_clk_h32mx_setup);

drivers/clk/at91/clk-i2s-mux.c

@@ -14,7 +14,7 @@
 
 #include <soc/at91/atmel-sfr.h>
 
-#define	I2S_BUS_NR	2
+#include "pmc.h"
 
 struct clk_i2s_mux {
 	struct clk_hw hw;
@@ -48,7 +48,7 @@ static const struct clk_ops clk_i2s_mux_ops = {
 	.determine_rate = __clk_mux_determine_rate,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_i2s_mux_register(struct regmap *regmap, const char *name,
 			  const char * const *parent_names,
 			  unsigned int num_parents, u8 bus_id)
@@ -78,39 +78,3 @@ at91_clk_i2s_mux_register(struct regmap *regmap, const char *name,
 
 	return &i2s_ck->hw;
 }
-
-static void __init of_sama5d2_clk_i2s_mux_setup(struct device_node *np)
-{
-	struct regmap *regmap_sfr;
-	u8 bus_id;
-	const char *parent_names[2];
-	struct device_node *i2s_mux_np;
-	struct clk_hw *hw;
-	int ret;
-
-	regmap_sfr = syscon_regmap_lookup_by_compatible("atmel,sama5d2-sfr");
-	if (IS_ERR(regmap_sfr))
-		return;
-
-	for_each_child_of_node(np, i2s_mux_np) {
-		if (of_property_read_u8(i2s_mux_np, "reg", &bus_id))
-			continue;
-
-		if (bus_id > I2S_BUS_NR)
-			continue;
-
-		ret = of_clk_parent_fill(i2s_mux_np, parent_names, 2);
-		if (ret != 2)
-			continue;
-
-		hw = at91_clk_i2s_mux_register(regmap_sfr, i2s_mux_np->name,
-					       parent_names, 2, bus_id);
-		if (IS_ERR(hw))
-			continue;
-
-		of_clk_add_hw_provider(i2s_mux_np, of_clk_hw_simple_get, hw);
-	}
-}
-
-CLK_OF_DECLARE(sama5d2_clk_i2s_mux, "atmel,sama5d2-clk-i2s-mux",
-	       of_sama5d2_clk_i2s_mux_setup);

drivers/clk/at91/clk-main.c

@@ -12,7 +12,6 @@
 #include <linux/clkdev.h>
 #include <linux/clk/at91_pmc.h>
 #include <linux/delay.h>
-#include <linux/of.h>
 #include <linux/mfd/syscon.h>
 #include <linux/regmap.h>
 
@@ -128,7 +127,7 @@ static const struct clk_ops main_osc_ops = {
 	.is_prepared = clk_main_osc_is_prepared,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_main_osc(struct regmap *regmap,
 			   const char *name,
 			   const char *parent_name,
@@ -171,31 +170,6 @@ at91_clk_register_main_osc(struct regmap *regmap,
 	return hw;
 }
 
-static void __init of_at91rm9200_clk_main_osc_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	const char *name = np->name;
-	const char *parent_name;
-	struct regmap *regmap;
-	bool bypass;
-
-	of_property_read_string(np, "clock-output-names", &name);
-	bypass = of_property_read_bool(np, "atmel,osc-bypass");
-	parent_name = of_clk_get_parent_name(np, 0);
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	hw = at91_clk_register_main_osc(regmap, name, parent_name, bypass);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-CLK_OF_DECLARE(at91rm9200_clk_main_osc, "atmel,at91rm9200-clk-main-osc",
-	       of_at91rm9200_clk_main_osc_setup);
-
 static bool clk_main_rc_osc_ready(struct regmap *regmap)
 {
 	unsigned int status;
@@ -275,7 +249,7 @@ static const struct clk_ops main_rc_osc_ops = {
 	.recalc_accuracy = clk_main_rc_osc_recalc_accuracy,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_main_rc_osc(struct regmap *regmap,
 			      const char *name,
 			      u32 frequency, u32 accuracy)
@@ -313,32 +287,6 @@ at91_clk_register_main_rc_osc(struct regmap *regmap,
 	return hw;
 }
 
-static void __init of_at91sam9x5_clk_main_rc_osc_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	u32 frequency = 0;
-	u32 accuracy = 0;
-	const char *name = np->name;
-	struct regmap *regmap;
-
-	of_property_read_string(np, "clock-output-names", &name);
-	of_property_read_u32(np, "clock-frequency", &frequency);
-	of_property_read_u32(np, "clock-accuracy", &accuracy);
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	hw = at91_clk_register_main_rc_osc(regmap, name, frequency, accuracy);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-CLK_OF_DECLARE(at91sam9x5_clk_main_rc_osc, "atmel,at91sam9x5-clk-main-rc-osc",
-	       of_at91sam9x5_clk_main_rc_osc_setup);
-
-
 static int clk_main_probe_frequency(struct regmap *regmap)
 {
 	unsigned long prep_time, timeout;
@@ -403,7 +351,7 @@ static const struct clk_ops rm9200_main_ops = {
 	.recalc_rate = clk_rm9200_main_recalc_rate,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_rm9200_main(struct regmap *regmap,
 			      const char *name,
 			      const char *parent_name)
@@ -442,29 +390,6 @@ at91_clk_register_rm9200_main(struct regmap *regmap,
 	return hw;
 }
 
-static void __init of_at91rm9200_clk_main_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	const char *parent_name;
-	const char *name = np->name;
-	struct regmap *regmap;
-
-	parent_name = of_clk_get_parent_name(np, 0);
-	of_property_read_string(np, "clock-output-names", &name);
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	hw = at91_clk_register_rm9200_main(regmap, name, parent_name);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-CLK_OF_DECLARE(at91rm9200_clk_main, "atmel,at91rm9200-clk-main",
-	       of_at91rm9200_clk_main_setup);
-
 static inline bool clk_sam9x5_main_ready(struct regmap *regmap)
 {
 	unsigned int status;
@@ -541,7 +466,7 @@ static const struct clk_ops sam9x5_main_ops = {
 	.get_parent = clk_sam9x5_main_get_parent,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_sam9x5_main(struct regmap *regmap,
 			      const char *name,
 			      const char **parent_names,
@@ -583,32 +508,3 @@ at91_clk_register_sam9x5_main(struct regmap *regmap,
 
 	return hw;
 }
-
-static void __init of_at91sam9x5_clk_main_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	const char *parent_names[2];
-	unsigned int num_parents;
-	const char *name = np->name;
-	struct regmap *regmap;
-
-	num_parents = of_clk_get_parent_count(np);
-	if (num_parents == 0 || num_parents > 2)
-		return;
-
-	of_clk_parent_fill(np, parent_names, num_parents);
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	of_property_read_string(np, "clock-output-names", &name);
-
-	hw = at91_clk_register_sam9x5_main(regmap, name, parent_names,
-					    num_parents);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-CLK_OF_DECLARE(at91sam9x5_clk_main, "atmel,at91sam9x5-clk-main",
-	       of_at91sam9x5_clk_main_setup);

drivers/clk/at91/clk-master.c

@@ -17,24 +17,11 @@
 
 #include "pmc.h"
 
-#define MASTER_SOURCE_MAX	4
-
 #define MASTER_PRES_MASK	0x7
 #define MASTER_PRES_MAX		MASTER_PRES_MASK
 #define MASTER_DIV_SHIFT	8
 #define MASTER_DIV_MASK		0x3
 
-struct clk_master_characteristics {
-	struct clk_range output;
-	u32 divisors[4];
-	u8 have_div3_pres;
-};
-
-struct clk_master_layout {
-	u32 mask;
-	u8 pres_shift;
-};
-
 #define to_clk_master(hw) container_of(hw, struct clk_master, hw)
 
 struct clk_master {
@@ -120,7 +107,7 @@ static const struct clk_ops master_ops = {
 	.get_parent = clk_master_get_parent,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_master(struct regmap *regmap,
 		const char *name, int num_parents,
 		const char **parent_names,
@@ -161,92 +148,12 @@ at91_clk_register_master(struct regmap *regmap,
 }
 
 
-static const struct clk_master_layout at91rm9200_master_layout = {
+const struct clk_master_layout at91rm9200_master_layout = {
 	.mask = 0x31F,
 	.pres_shift = 2,
 };
 
-static const struct clk_master_layout at91sam9x5_master_layout = {
+const struct clk_master_layout at91sam9x5_master_layout = {
 	.mask = 0x373,
 	.pres_shift = 4,
 };
-
-
-static struct clk_master_characteristics * __init
-of_at91_clk_master_get_characteristics(struct device_node *np)
-{
-	struct clk_master_characteristics *characteristics;
-
-	characteristics = kzalloc(sizeof(*characteristics), GFP_KERNEL);
-	if (!characteristics)
-		return NULL;
-
-	if (of_at91_get_clk_range(np, "atmel,clk-output-range", &characteristics->output))
-		goto out_free_characteristics;
-
-	of_property_read_u32_array(np, "atmel,clk-divisors",
-				   characteristics->divisors, 4);
-
-	characteristics->have_div3_pres =
-		of_property_read_bool(np, "atmel,master-clk-have-div3-pres");
-
-	return characteristics;
-
-out_free_characteristics:
-	kfree(characteristics);
-	return NULL;
-}
-
-static void __init
-of_at91_clk_master_setup(struct device_node *np,
-			 const struct clk_master_layout *layout)
-{
-	struct clk_hw *hw;
-	unsigned int num_parents;
-	const char *parent_names[MASTER_SOURCE_MAX];
-	const char *name = np->name;
-	struct clk_master_characteristics *characteristics;
-	struct regmap *regmap;
-
-	num_parents = of_clk_get_parent_count(np);
-	if (num_parents == 0 || num_parents > MASTER_SOURCE_MAX)
-		return;
-
-	of_clk_parent_fill(np, parent_names, num_parents);
-
-	of_property_read_string(np, "clock-output-names", &name);
-
-	characteristics = of_at91_clk_master_get_characteristics(np);
-	if (!characteristics)
-		return;
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	hw = at91_clk_register_master(regmap, name, num_parents,
-				       parent_names, layout,
-				       characteristics);
-	if (IS_ERR(hw))
-		goto out_free_characteristics;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-	return;
-
-out_free_characteristics:
-	kfree(characteristics);
-}
-
-static void __init of_at91rm9200_clk_master_setup(struct device_node *np)
-{
-	of_at91_clk_master_setup(np, &at91rm9200_master_layout);
-}
-CLK_OF_DECLARE(at91rm9200_clk_master, "atmel,at91rm9200-clk-master",
-	       of_at91rm9200_clk_master_setup);
-
-static void __init of_at91sam9x5_clk_master_setup(struct device_node *np)
-{
-	of_at91_clk_master_setup(np, &at91sam9x5_master_layout);
-}
-CLK_OF_DECLARE(at91sam9x5_clk_master, "atmel,at91sam9x5-clk-master",
-	       of_at91sam9x5_clk_master_setup);

drivers/clk/at91/clk-peripheral.c

@@ -19,11 +19,6 @@
 
 DEFINE_SPINLOCK(pmc_pcr_lock);
 
-#define PERIPHERAL_MAX		64
-
-#define PERIPHERAL_AT91RM9200	0
-#define PERIPHERAL_AT91SAM9X5	1
-
 #define PERIPHERAL_ID_MIN	2
 #define PERIPHERAL_ID_MAX	31
 #define PERIPHERAL_MASK(id)	(1 << ((id) & PERIPHERAL_ID_MAX))
@@ -104,7 +99,7 @@ static const struct clk_ops peripheral_ops = {
 	.is_enabled = clk_peripheral_is_enabled,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_peripheral(struct regmap *regmap, const char *name,
 			     const char *parent_name, u32 id)
 {
@@ -331,7 +326,7 @@ static const struct clk_ops sam9x5_peripheral_ops = {
 	.set_rate = clk_sam9x5_peripheral_set_rate,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_sam9x5_peripheral(struct regmap *regmap, spinlock_t *lock,
 				    const char *name, const char *parent_name,
 				    u32 id, const struct clk_range *range)
@@ -374,75 +369,3 @@ at91_clk_register_sam9x5_peripheral(struct regmap *regmap, spinlock_t *lock,
 
 	return hw;
 }
-
-static void __init
-of_at91_clk_periph_setup(struct device_node *np, u8 type)
-{
-	int num;
-	u32 id;
-	struct clk_hw *hw;
-	const char *parent_name;
-	const char *name;
-	struct device_node *periphclknp;
-	struct regmap *regmap;
-
-	parent_name = of_clk_get_parent_name(np, 0);
-	if (!parent_name)
-		return;
-
-	num = of_get_child_count(np);
-	if (!num || num > PERIPHERAL_MAX)
-		return;
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	for_each_child_of_node(np, periphclknp) {
-		if (of_property_read_u32(periphclknp, "reg", &id))
-			continue;
-
-		if (id >= PERIPHERAL_MAX)
-			continue;
-
-		if (of_property_read_string(np, "clock-output-names", &name))
-			name = periphclknp->name;
-
-		if (type == PERIPHERAL_AT91RM9200) {
-			hw = at91_clk_register_peripheral(regmap, name,
-							   parent_name, id);
-		} else {
-			struct clk_range range = CLK_RANGE(0, 0);
-
-			of_at91_get_clk_range(periphclknp,
-					      "atmel,clk-output-range",
-					      &range);
-
-			hw = at91_clk_register_sam9x5_peripheral(regmap,
-								  &pmc_pcr_lock,
-								  name,
-								  parent_name,
-								  id, &range);
-		}
-
-		if (IS_ERR(hw))
-			continue;
-
-		of_clk_add_hw_provider(periphclknp, of_clk_hw_simple_get, hw);
-	}
-}
-
-static void __init of_at91rm9200_clk_periph_setup(struct device_node *np)
-{
-	of_at91_clk_periph_setup(np, PERIPHERAL_AT91RM9200);
-}
-CLK_OF_DECLARE(at91rm9200_clk_periph, "atmel,at91rm9200-clk-peripheral",
-	       of_at91rm9200_clk_periph_setup);
-
-static void __init of_at91sam9x5_clk_periph_setup(struct device_node *np)
-{
-	of_at91_clk_periph_setup(np, PERIPHERAL_AT91SAM9X5);
-}
-CLK_OF_DECLARE(at91sam9x5_clk_periph, "atmel,at91sam9x5-clk-peripheral",
-	       of_at91sam9x5_clk_periph_setup);
-

drivers/clk/at91/clk-pll.c

@@ -34,20 +34,6 @@
 #define PLL_OUT_SHIFT		14
 #define PLL_MAX_ID		1
 
-struct clk_pll_characteristics {
-	struct clk_range input;
-	int num_output;
-	struct clk_range *output;
-	u16 *icpll;
-	u8 *out;
-};
-
-struct clk_pll_layout {
-	u32 pllr_mask;
-	u16 mul_mask;
-	u8 mul_shift;
-};
-
 #define to_clk_pll(hw) container_of(hw, struct clk_pll, hw)
 
 struct clk_pll {
@@ -288,7 +274,7 @@ static const struct clk_ops pll_ops = {
 	.set_rate = clk_pll_set_rate,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_pll(struct regmap *regmap, const char *name,
 		      const char *parent_name, u8 id,
 		      const struct clk_pll_layout *layout,
@@ -334,189 +320,26 @@ at91_clk_register_pll(struct regmap *regmap, const char *name,
 }
 
 
-static const struct clk_pll_layout at91rm9200_pll_layout = {
+const struct clk_pll_layout at91rm9200_pll_layout = {
 	.pllr_mask = 0x7FFFFFF,
 	.mul_shift = 16,
 	.mul_mask = 0x7FF,
 };
 
-static const struct clk_pll_layout at91sam9g45_pll_layout = {
+const struct clk_pll_layout at91sam9g45_pll_layout = {
 	.pllr_mask = 0xFFFFFF,
 	.mul_shift = 16,
 	.mul_mask = 0xFF,
 };
 
-static const struct clk_pll_layout at91sam9g20_pllb_layout = {
+const struct clk_pll_layout at91sam9g20_pllb_layout = {
 	.pllr_mask = 0x3FFFFF,
 	.mul_shift = 16,
 	.mul_mask = 0x3F,
 };
 
-static const struct clk_pll_layout sama5d3_pll_layout = {
+const struct clk_pll_layout sama5d3_pll_layout = {
 	.pllr_mask = 0x1FFFFFF,
 	.mul_shift = 18,
 	.mul_mask = 0x7F,
 };
-
-
-static struct clk_pll_characteristics * __init
-of_at91_clk_pll_get_characteristics(struct device_node *np)
-{
-	int i;
-	int offset;
-	u32 tmp;
-	int num_output;
-	u32 num_cells;
-	struct clk_range input;
-	struct clk_range *output;
-	u8 *out = NULL;
-	u16 *icpll = NULL;
-	struct clk_pll_characteristics *characteristics;
-
-	if (of_at91_get_clk_range(np, "atmel,clk-input-range", &input))
-		return NULL;
-
-	if (of_property_read_u32(np, "#atmel,pll-clk-output-range-cells",
-				 &num_cells))
-		return NULL;
-
-	if (num_cells < 2 || num_cells > 4)
-		return NULL;
-
-	if (!of_get_property(np, "atmel,pll-clk-output-ranges", &tmp))
-		return NULL;
-	num_output = tmp / (sizeof(u32) * num_cells);
-
-	characteristics = kzalloc(sizeof(*characteristics), GFP_KERNEL);
-	if (!characteristics)
-		return NULL;
-
-	output = kcalloc(num_output, sizeof(*output), GFP_KERNEL);
-	if (!output)
-		goto out_free_characteristics;
-
-	if (num_cells > 2) {
-		out = kcalloc(num_output, sizeof(*out), GFP_KERNEL);
-		if (!out)
-			goto out_free_output;
-	}
-
-	if (num_cells > 3) {
-		icpll = kcalloc(num_output, sizeof(*icpll), GFP_KERNEL);
-		if (!icpll)
-			goto out_free_output;
-	}
-
-	for (i = 0; i < num_output; i++) {
-		offset = i * num_cells;
-		if (of_property_read_u32_index(np,
-					       "atmel,pll-clk-output-ranges",
-					       offset, &tmp))
-			goto out_free_output;
-		output[i].min = tmp;
-		if (of_property_read_u32_index(np,
-					       "atmel,pll-clk-output-ranges",
-					       offset + 1, &tmp))
-			goto out_free_output;
-		output[i].max = tmp;
-
-		if (num_cells == 2)
-			continue;
-
-		if (of_property_read_u32_index(np,
-					       "atmel,pll-clk-output-ranges",
-					       offset + 2, &tmp))
-			goto out_free_output;
-		out[i] = tmp;
-
-		if (num_cells == 3)
-			continue;
-
-		if (of_property_read_u32_index(np,
-					       "atmel,pll-clk-output-ranges",
-					       offset + 3, &tmp))
-			goto out_free_output;
-		icpll[i] = tmp;
-	}
-
-	characteristics->input = input;
-	characteristics->num_output = num_output;
-	characteristics->output = output;
-	characteristics->out = out;
-	characteristics->icpll = icpll;
-	return characteristics;
-
-out_free_output:
-	kfree(icpll);
-	kfree(out);
-	kfree(output);
-out_free_characteristics:
-	kfree(characteristics);
-	return NULL;
-}
-
-static void __init
-of_at91_clk_pll_setup(struct device_node *np,
-		      const struct clk_pll_layout *layout)
-{
-	u32 id;
-	struct clk_hw *hw;
-	struct regmap *regmap;
-	const char *parent_name;
-	const char *name = np->name;
-	struct clk_pll_characteristics *characteristics;
-
-	if (of_property_read_u32(np, "reg", &id))
-		return;
-
-	parent_name = of_clk_get_parent_name(np, 0);
-
-	of_property_read_string(np, "clock-output-names", &name);
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	characteristics = of_at91_clk_pll_get_characteristics(np);
-	if (!characteristics)
-		return;
-
-	hw = at91_clk_register_pll(regmap, name, parent_name, id, layout,
-				    characteristics);
-	if (IS_ERR(hw))
-		goto out_free_characteristics;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-	return;
-
-out_free_characteristics:
-	kfree(characteristics);
-}
-
-static void __init of_at91rm9200_clk_pll_setup(struct device_node *np)
-{
-	of_at91_clk_pll_setup(np, &at91rm9200_pll_layout);
-}
-CLK_OF_DECLARE(at91rm9200_clk_pll, "atmel,at91rm9200-clk-pll",
-	       of_at91rm9200_clk_pll_setup);
-
-static void __init of_at91sam9g45_clk_pll_setup(struct device_node *np)
-{
-	of_at91_clk_pll_setup(np, &at91sam9g45_pll_layout);
-}
-CLK_OF_DECLARE(at91sam9g45_clk_pll, "atmel,at91sam9g45-clk-pll",
-	       of_at91sam9g45_clk_pll_setup);
-
-static void __init of_at91sam9g20_clk_pllb_setup(struct device_node *np)
-{
-	of_at91_clk_pll_setup(np, &at91sam9g20_pllb_layout);
-}
-CLK_OF_DECLARE(at91sam9g20_clk_pllb, "atmel,at91sam9g20-clk-pllb",
-	       of_at91sam9g20_clk_pllb_setup);
-
-static void __init of_sama5d3_clk_pll_setup(struct device_node *np)
-{
-	of_at91_clk_pll_setup(np, &sama5d3_pll_layout);
-}
-CLK_OF_DECLARE(sama5d3_clk_pll, "atmel,sama5d3-clk-pll",
-	       of_sama5d3_clk_pll_setup);

drivers/clk/at91/clk-plldiv.c

@@ -75,7 +75,7 @@ static const struct clk_ops plldiv_ops = {
 	.set_rate = clk_plldiv_set_rate,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_plldiv(struct regmap *regmap, const char *name,
 			 const char *parent_name)
 {
@@ -106,28 +106,3 @@ at91_clk_register_plldiv(struct regmap *regmap, const char *name,
 
 	return hw;
 }
-
-static void __init
-of_at91sam9x5_clk_plldiv_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	const char *parent_name;
-	const char *name = np->name;
-	struct regmap *regmap;
-
-	parent_name = of_clk_get_parent_name(np, 0);
-
-	of_property_read_string(np, "clock-output-names", &name);
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	hw = at91_clk_register_plldiv(regmap, name, parent_name);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-CLK_OF_DECLARE(at91sam9x5_clk_plldiv, "atmel,at91sam9x5-clk-plldiv",
-	       of_at91sam9x5_clk_plldiv_setup);

drivers/clk/at91/clk-programmable.c

@@ -17,7 +17,6 @@
 
 #include "pmc.h"
 
-#define PROG_SOURCE_MAX		5
 #define PROG_ID_MAX		7
 
 #define PROG_STATUS_MASK(id)	(1 << ((id) + 8))
@@ -25,12 +24,6 @@
 #define PROG_PRES(layout, pckr)	((pckr >> layout->pres_shift) & PROG_PRES_MASK)
 #define PROG_MAX_RM9200_CSS	3
 
-struct clk_programmable_layout {
-	u8 pres_shift;
-	u8 css_mask;
-	u8 have_slck_mck;
-};
-
 struct clk_programmable {
 	struct clk_hw hw;
 	struct regmap *regmap;
@@ -170,7 +163,7 @@ static const struct clk_ops programmable_ops = {
 	.set_rate = clk_programmable_set_rate,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_programmable(struct regmap *regmap,
 			       const char *name, const char **parent_names,
 			       u8 num_parents, u8 id,
@@ -211,86 +204,20 @@ at91_clk_register_programmable(struct regmap *regmap,
 	return hw;
 }
 
-static const struct clk_programmable_layout at91rm9200_programmable_layout = {
+const struct clk_programmable_layout at91rm9200_programmable_layout = {
 	.pres_shift = 2,
 	.css_mask = 0x3,
 	.have_slck_mck = 0,
 };
 
-static const struct clk_programmable_layout at91sam9g45_programmable_layout = {
+const struct clk_programmable_layout at91sam9g45_programmable_layout = {
 	.pres_shift = 2,
 	.css_mask = 0x3,
 	.have_slck_mck = 1,
 };
 
-static const struct clk_programmable_layout at91sam9x5_programmable_layout = {
+const struct clk_programmable_layout at91sam9x5_programmable_layout = {
 	.pres_shift = 4,
 	.css_mask = 0x7,
 	.have_slck_mck = 0,
 };
-
-static void __init
-of_at91_clk_prog_setup(struct device_node *np,
-		       const struct clk_programmable_layout *layout)
-{
-	int num;
-	u32 id;
-	struct clk_hw *hw;
-	unsigned int num_parents;
-	const char *parent_names[PROG_SOURCE_MAX];
-	const char *name;
-	struct device_node *progclknp;
-	struct regmap *regmap;
-
-	num_parents = of_clk_get_parent_count(np);
-	if (num_parents == 0 || num_parents > PROG_SOURCE_MAX)
-		return;
-
-	of_clk_parent_fill(np, parent_names, num_parents);
-
-	num = of_get_child_count(np);
-	if (!num || num > (PROG_ID_MAX + 1))
-		return;
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	for_each_child_of_node(np, progclknp) {
-		if (of_property_read_u32(progclknp, "reg", &id))
-			continue;
-
-		if (of_property_read_string(np, "clock-output-names", &name))
-			name = progclknp->name;
-
-		hw = at91_clk_register_programmable(regmap, name,
-						     parent_names, num_parents,
-						     id, layout);
-		if (IS_ERR(hw))
-			continue;
-
-		of_clk_add_hw_provider(progclknp, of_clk_hw_simple_get, hw);
-	}
-}
-
-
-static void __init of_at91rm9200_clk_prog_setup(struct device_node *np)
-{
-	of_at91_clk_prog_setup(np, &at91rm9200_programmable_layout);
-}
-CLK_OF_DECLARE(at91rm9200_clk_prog, "atmel,at91rm9200-clk-programmable",
-	       of_at91rm9200_clk_prog_setup);
-
-static void __init of_at91sam9g45_clk_prog_setup(struct device_node *np)
-{
-	of_at91_clk_prog_setup(np, &at91sam9g45_programmable_layout);
-}
-CLK_OF_DECLARE(at91sam9g45_clk_prog, "atmel,at91sam9g45-clk-programmable",
-	       of_at91sam9g45_clk_prog_setup);
-
-static void __init of_at91sam9x5_clk_prog_setup(struct device_node *np)
-{
-	of_at91_clk_prog_setup(np, &at91sam9x5_programmable_layout);
-}
-CLK_OF_DECLARE(at91sam9x5_clk_prog, "atmel,at91sam9x5-clk-programmable",
-	       of_at91sam9x5_clk_prog_setup);

drivers/clk/at91/clk-slow.c

@@ -40,7 +40,7 @@ static const struct clk_ops sam9260_slow_ops = {
 	.get_parent = clk_sam9260_slow_get_parent,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_sam9260_slow(struct regmap *regmap,
 			       const char *name,
 			       const char **parent_names,
@@ -79,33 +79,3 @@ at91_clk_register_sam9260_slow(struct regmap *regmap,
 
 	return hw;
 }
-
-static void __init of_at91sam9260_clk_slow_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	const char *parent_names[2];
-	unsigned int num_parents;
-	const char *name = np->name;
-	struct regmap *regmap;
-
-	num_parents = of_clk_get_parent_count(np);
-	if (num_parents != 2)
-		return;
-
-	of_clk_parent_fill(np, parent_names, num_parents);
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	of_property_read_string(np, "clock-output-names", &name);
-
-	hw = at91_clk_register_sam9260_slow(regmap, name, parent_names,
-					     num_parents);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-
-CLK_OF_DECLARE(at91sam9260_clk_slow, "atmel,at91sam9260-clk-slow",
-	       of_at91sam9260_clk_slow_setup);

drivers/clk/at91/clk-smd.c

@@ -17,8 +17,6 @@
 
 #include "pmc.h"
 
-#define SMD_SOURCE_MAX		2
-
 #define SMD_DIV_SHIFT		8
 #define SMD_MAX_DIV		0xf
 
@@ -111,7 +109,7 @@ static const struct clk_ops at91sam9x5_smd_ops = {
 	.set_rate = at91sam9x5_clk_smd_set_rate,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91sam9x5_clk_register_smd(struct regmap *regmap, const char *name,
 			    const char **parent_names, u8 num_parents)
 {
@@ -142,33 +140,3 @@ at91sam9x5_clk_register_smd(struct regmap *regmap, const char *name,
 
 	return hw;
 }
-
-static void __init of_at91sam9x5_clk_smd_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	unsigned int num_parents;
-	const char *parent_names[SMD_SOURCE_MAX];
-	const char *name = np->name;
-	struct regmap *regmap;
-
-	num_parents = of_clk_get_parent_count(np);
-	if (num_parents == 0 || num_parents > SMD_SOURCE_MAX)
-		return;
-
-	of_clk_parent_fill(np, parent_names, num_parents);
-
-	of_property_read_string(np, "clock-output-names", &name);
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	hw = at91sam9x5_clk_register_smd(regmap, name, parent_names,
-					  num_parents);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-CLK_OF_DECLARE(at91sam9x5_clk_smd, "atmel,at91sam9x5-clk-smd",
-	       of_at91sam9x5_clk_smd_setup);

drivers/clk/at91/clk-system.c

@@ -88,7 +88,7 @@ static const struct clk_ops system_ops = {
 	.is_prepared = clk_system_is_prepared,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_system(struct regmap *regmap, const char *name,
 			 const char *parent_name, u8 id)
 {
@@ -123,40 +123,3 @@ at91_clk_register_system(struct regmap *regmap, const char *name,
 
 	return hw;
 }
-
-static void __init of_at91rm9200_clk_sys_setup(struct device_node *np)
-{
-	int num;
-	u32 id;
-	struct clk_hw *hw;
-	const char *name;
-	struct device_node *sysclknp;
-	const char *parent_name;
-	struct regmap *regmap;
-
-	num = of_get_child_count(np);
-	if (num > (SYSTEM_MAX_ID + 1))
-		return;
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	for_each_child_of_node(np, sysclknp) {
-		if (of_property_read_u32(sysclknp, "reg", &id))
-			continue;
-
-		if (of_property_read_string(np, "clock-output-names", &name))
-			name = sysclknp->name;
-
-		parent_name = of_clk_get_parent_name(sysclknp, 0);
-
-		hw = at91_clk_register_system(regmap, name, parent_name, id);
-		if (IS_ERR(hw))
-			continue;
-
-		of_clk_add_hw_provider(sysclknp, of_clk_hw_simple_get, hw);
-	}
-}
-CLK_OF_DECLARE(at91rm9200_clk_sys, "atmel,at91rm9200-clk-system",
-	       of_at91rm9200_clk_sys_setup);

drivers/clk/at91/clk-usb.c

@@ -17,8 +17,6 @@
 
 #include "pmc.h"
 
-#define USB_SOURCE_MAX		2
-
 #define SAM9X5_USB_DIV_SHIFT	8
 #define SAM9X5_USB_MAX_DIV	0xf
 
@@ -192,7 +190,7 @@ static const struct clk_ops at91sam9n12_usb_ops = {
 	.set_rate = at91sam9x5_clk_usb_set_rate,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name,
 			    const char **parent_names, u8 num_parents)
 {
@@ -225,7 +223,7 @@ at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name,
 	return hw;
 }
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name,
 			     const char *parent_name)
 {
@@ -342,7 +340,7 @@ static const struct clk_ops at91rm9200_usb_ops = {
 	.set_rate = at91rm9200_clk_usb_set_rate,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91rm9200_clk_register_usb(struct regmap *regmap, const char *name,
 			    const char *parent_name, const u32 *divisors)
 {
@@ -374,89 +372,3 @@ at91rm9200_clk_register_usb(struct regmap *regmap, const char *name,
 
 	return hw;
 }
-
-static void __init of_at91sam9x5_clk_usb_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	unsigned int num_parents;
-	const char *parent_names[USB_SOURCE_MAX];
-	const char *name = np->name;
-	struct regmap *regmap;
-
-	num_parents = of_clk_get_parent_count(np);
-	if (num_parents == 0 || num_parents > USB_SOURCE_MAX)
-		return;
-
-	of_clk_parent_fill(np, parent_names, num_parents);
-
-	of_property_read_string(np, "clock-output-names", &name);
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	hw = at91sam9x5_clk_register_usb(regmap, name, parent_names,
-					 num_parents);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-CLK_OF_DECLARE(at91sam9x5_clk_usb, "atmel,at91sam9x5-clk-usb",
-	       of_at91sam9x5_clk_usb_setup);
-
-static void __init of_at91sam9n12_clk_usb_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	const char *parent_name;
-	const char *name = np->name;
-	struct regmap *regmap;
-
-	parent_name = of_clk_get_parent_name(np, 0);
-	if (!parent_name)
-		return;
-
-	of_property_read_string(np, "clock-output-names", &name);
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-
-	hw = at91sam9n12_clk_register_usb(regmap, name, parent_name);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-CLK_OF_DECLARE(at91sam9n12_clk_usb, "atmel,at91sam9n12-clk-usb",
-	       of_at91sam9n12_clk_usb_setup);
-
-static void __init of_at91rm9200_clk_usb_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	const char *parent_name;
-	const char *name = np->name;
-	u32 divisors[4] = {0, 0, 0, 0};
-	struct regmap *regmap;
-
-	parent_name = of_clk_get_parent_name(np, 0);
-	if (!parent_name)
-		return;
-
-	of_property_read_u32_array(np, "atmel,clk-divisors", divisors, 4);
-	if (!divisors[0])
-		return;
-
-	of_property_read_string(np, "clock-output-names", &name);
-
-	regmap = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap))
-		return;
-	hw = at91rm9200_clk_register_usb(regmap, name, parent_name, divisors);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-}
-CLK_OF_DECLARE(at91rm9200_clk_usb, "atmel,at91rm9200-clk-usb",
-	       of_at91rm9200_clk_usb_setup);

drivers/clk/at91/clk-utmi.c

@@ -125,7 +125,7 @@ static const struct clk_ops utmi_ops = {
 	.recalc_rate = clk_utmi_recalc_rate,
 };
 
-static struct clk_hw * __init
+struct clk_hw * __init
 at91_clk_register_utmi(struct regmap *regmap_pmc, struct regmap *regmap_sfr,
 		       const char *name, const char *parent_name)
 {
@@ -157,46 +157,3 @@ at91_clk_register_utmi(struct regmap *regmap_pmc, struct regmap *regmap_sfr,
 
 	return hw;
 }
-
-static void __init of_at91sam9x5_clk_utmi_setup(struct device_node *np)
-{
-	struct clk_hw *hw;
-	const char *parent_name;
-	const char *name = np->name;
-	struct regmap *regmap_pmc, *regmap_sfr;
-
-	parent_name = of_clk_get_parent_name(np, 0);
-
-	of_property_read_string(np, "clock-output-names", &name);
-
-	regmap_pmc = syscon_node_to_regmap(of_get_parent(np));
-	if (IS_ERR(regmap_pmc))
-		return;
-
-	/*
-	 * If the device supports different mainck rates, this value has to be
-	 * set in the UTMI Clock Trimming register.
-	 * - 9x5: mainck supports several rates but it is indicated that a
-	 *   12 MHz is needed in case of USB.
-	 * - sama5d3 and sama5d2: mainck supports several rates. Configuring
-	 *   the FREQ field of the UTMI Clock Trimming register is mandatory.
-	 * - sama5d4: mainck is at 12 MHz.
-	 *
-	 * We only need to retrieve sama5d3 or sama5d2 sfr regmap.
-	 */
-	regmap_sfr = syscon_regmap_lookup_by_compatible("atmel,sama5d3-sfr");
-	if (IS_ERR(regmap_sfr)) {
-		regmap_sfr = syscon_regmap_lookup_by_compatible("atmel,sama5d2-sfr");
-		if (IS_ERR(regmap_sfr))
-			regmap_sfr = NULL;
-	}
-
-	hw = at91_clk_register_utmi(regmap_pmc, regmap_sfr, name, parent_name);
-	if (IS_ERR(hw))
-		return;
-
-	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
-	return;
-}
-CLK_OF_DECLARE(at91sam9x5_clk_utmi, "atmel,at91sam9x5-clk-utmi",
-	       of_at91sam9x5_clk_utmi_setup);

drivers/clk/at91/dt-compat.c

@@ -0,0 +1,961 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/clk-provider.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/of.h>
+#include <linux/mfd/syscon.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+
+#include "pmc.h"
+
+#define MASTER_SOURCE_MAX	4
+
+#define PERIPHERAL_AT91RM9200	0
+#define PERIPHERAL_AT91SAM9X5	1
+
+#define PERIPHERAL_MAX		64
+
+#define PERIPHERAL_ID_MIN	2
+
+#define PROG_SOURCE_MAX		5
+#define PROG_ID_MAX		7
+
+#define SYSTEM_MAX_ID		31
+
+#ifdef CONFIG_HAVE_AT91_AUDIO_PLL
+static void __init of_sama5d2_clk_audio_pll_frac_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *name = np->name;
+	const char *parent_name;
+	struct regmap *regmap;
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+
+	hw = at91_clk_register_audio_pll_frac(regmap, name, parent_name);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(of_sama5d2_clk_audio_pll_frac_setup,
+	       "atmel,sama5d2-clk-audio-pll-frac",
+	       of_sama5d2_clk_audio_pll_frac_setup);
+
+static void __init of_sama5d2_clk_audio_pll_pad_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *name = np->name;
+	const char *parent_name;
+	struct regmap *regmap;
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+
+	hw = at91_clk_register_audio_pll_pad(regmap, name, parent_name);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(of_sama5d2_clk_audio_pll_pad_setup,
+	       "atmel,sama5d2-clk-audio-pll-pad",
+	       of_sama5d2_clk_audio_pll_pad_setup);
+
+static void __init of_sama5d2_clk_audio_pll_pmc_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *name = np->name;
+	const char *parent_name;
+	struct regmap *regmap;
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+
+	hw = at91_clk_register_audio_pll_pmc(regmap, name, parent_name);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(of_sama5d2_clk_audio_pll_pmc_setup,
+	       "atmel,sama5d2-clk-audio-pll-pmc",
+	       of_sama5d2_clk_audio_pll_pmc_setup);
+#endif /* CONFIG_HAVE_AT91_AUDIO_PLL */
+
+#ifdef CONFIG_HAVE_AT91_GENERATED_CLK
+#define GENERATED_SOURCE_MAX	6
+
+#define GCK_ID_I2S0		54
+#define GCK_ID_I2S1		55
+#define GCK_ID_CLASSD		59
+
+static void __init of_sama5d2_clk_generated_setup(struct device_node *np)
+{
+	int num;
+	u32 id;
+	const char *name;
+	struct clk_hw *hw;
+	unsigned int num_parents;
+	const char *parent_names[GENERATED_SOURCE_MAX];
+	struct device_node *gcknp;
+	struct clk_range range = CLK_RANGE(0, 0);
+	struct regmap *regmap;
+
+	num_parents = of_clk_get_parent_count(np);
+	if (num_parents == 0 || num_parents > GENERATED_SOURCE_MAX)
+		return;
+
+	of_clk_parent_fill(np, parent_names, num_parents);
+
+	num = of_get_child_count(np);
+	if (!num || num > PERIPHERAL_MAX)
+		return;
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	for_each_child_of_node(np, gcknp) {
+		bool pll_audio = false;
+
+		if (of_property_read_u32(gcknp, "reg", &id))
+			continue;
+
+		if (id < PERIPHERAL_ID_MIN || id >= PERIPHERAL_MAX)
+			continue;
+
+		if (of_property_read_string(np, "clock-output-names", &name))
+			name = gcknp->name;
+
+		of_at91_get_clk_range(gcknp, "atmel,clk-output-range",
+				      &range);
+
+		if (of_device_is_compatible(np, "atmel,sama5d2-clk-generated") &&
+		    (id == GCK_ID_I2S0 || id == GCK_ID_I2S1 ||
+		     id == GCK_ID_CLASSD))
+			pll_audio = true;
+
+		hw = at91_clk_register_generated(regmap, &pmc_pcr_lock, name,
+						 parent_names, num_parents,
+						 id, pll_audio, &range);
+		if (IS_ERR(hw))
+			continue;
+
+		of_clk_add_hw_provider(gcknp, of_clk_hw_simple_get, hw);
+	}
+}
+CLK_OF_DECLARE(of_sama5d2_clk_generated_setup, "atmel,sama5d2-clk-generated",
+	       of_sama5d2_clk_generated_setup);
+#endif /* CONFIG_HAVE_AT91_GENERATED_CLK */
+
+#ifdef CONFIG_HAVE_AT91_H32MX
+static void __init of_sama5d4_clk_h32mx_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *name = np->name;
+	const char *parent_name;
+	struct regmap *regmap;
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+
+	hw = at91_clk_register_h32mx(regmap, name, parent_name);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(of_sama5d4_clk_h32mx_setup, "atmel,sama5d4-clk-h32mx",
+	       of_sama5d4_clk_h32mx_setup);
+#endif /* CONFIG_HAVE_AT91_H32MX */
+
+#ifdef CONFIG_HAVE_AT91_I2S_MUX_CLK
+#define	I2S_BUS_NR	2
+
+static void __init of_sama5d2_clk_i2s_mux_setup(struct device_node *np)
+{
+	struct regmap *regmap_sfr;
+	u8 bus_id;
+	const char *parent_names[2];
+	struct device_node *i2s_mux_np;
+	struct clk_hw *hw;
+	int ret;
+
+	regmap_sfr = syscon_regmap_lookup_by_compatible("atmel,sama5d2-sfr");
+	if (IS_ERR(regmap_sfr))
+		return;
+
+	for_each_child_of_node(np, i2s_mux_np) {
+		if (of_property_read_u8(i2s_mux_np, "reg", &bus_id))
+			continue;
+
+		if (bus_id > I2S_BUS_NR)
+			continue;
+
+		ret = of_clk_parent_fill(i2s_mux_np, parent_names, 2);
+		if (ret != 2)
+			continue;
+
+		hw = at91_clk_i2s_mux_register(regmap_sfr, i2s_mux_np->name,
+					       parent_names, 2, bus_id);
+		if (IS_ERR(hw))
+			continue;
+
+		of_clk_add_hw_provider(i2s_mux_np, of_clk_hw_simple_get, hw);
+	}
+}
+CLK_OF_DECLARE(sama5d2_clk_i2s_mux, "atmel,sama5d2-clk-i2s-mux",
+	       of_sama5d2_clk_i2s_mux_setup);
+#endif /* CONFIG_HAVE_AT91_I2S_MUX_CLK */
+
+static void __init of_at91rm9200_clk_main_osc_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *name = np->name;
+	const char *parent_name;
+	struct regmap *regmap;
+	bool bypass;
+
+	of_property_read_string(np, "clock-output-names", &name);
+	bypass = of_property_read_bool(np, "atmel,osc-bypass");
+	parent_name = of_clk_get_parent_name(np, 0);
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	hw = at91_clk_register_main_osc(regmap, name, parent_name, bypass);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91rm9200_clk_main_osc, "atmel,at91rm9200-clk-main-osc",
+	       of_at91rm9200_clk_main_osc_setup);
+
+static void __init of_at91sam9x5_clk_main_rc_osc_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	u32 frequency = 0;
+	u32 accuracy = 0;
+	const char *name = np->name;
+	struct regmap *regmap;
+
+	of_property_read_string(np, "clock-output-names", &name);
+	of_property_read_u32(np, "clock-frequency", &frequency);
+	of_property_read_u32(np, "clock-accuracy", &accuracy);
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	hw = at91_clk_register_main_rc_osc(regmap, name, frequency, accuracy);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91sam9x5_clk_main_rc_osc, "atmel,at91sam9x5-clk-main-rc-osc",
+	       of_at91sam9x5_clk_main_rc_osc_setup);
+
+static void __init of_at91rm9200_clk_main_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *parent_name;
+	const char *name = np->name;
+	struct regmap *regmap;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+	of_property_read_string(np, "clock-output-names", &name);
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	hw = at91_clk_register_rm9200_main(regmap, name, parent_name);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91rm9200_clk_main, "atmel,at91rm9200-clk-main",
+	       of_at91rm9200_clk_main_setup);
+
+static void __init of_at91sam9x5_clk_main_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *parent_names[2];
+	unsigned int num_parents;
+	const char *name = np->name;
+	struct regmap *regmap;
+
+	num_parents = of_clk_get_parent_count(np);
+	if (num_parents == 0 || num_parents > 2)
+		return;
+
+	of_clk_parent_fill(np, parent_names, num_parents);
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	of_property_read_string(np, "clock-output-names", &name);
+
+	hw = at91_clk_register_sam9x5_main(regmap, name, parent_names,
+					   num_parents);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91sam9x5_clk_main, "atmel,at91sam9x5-clk-main",
+	       of_at91sam9x5_clk_main_setup);
+
+static struct clk_master_characteristics * __init
+of_at91_clk_master_get_characteristics(struct device_node *np)
+{
+	struct clk_master_characteristics *characteristics;
+
+	characteristics = kzalloc(sizeof(*characteristics), GFP_KERNEL);
+	if (!characteristics)
+		return NULL;
+
+	if (of_at91_get_clk_range(np, "atmel,clk-output-range", &characteristics->output))
+		goto out_free_characteristics;
+
+	of_property_read_u32_array(np, "atmel,clk-divisors",
+				   characteristics->divisors, 4);
+
+	characteristics->have_div3_pres =
+		of_property_read_bool(np, "atmel,master-clk-have-div3-pres");
+
+	return characteristics;
+
+out_free_characteristics:
+	kfree(characteristics);
+	return NULL;
+}
+
+static void __init
+of_at91_clk_master_setup(struct device_node *np,
+			 const struct clk_master_layout *layout)
+{
+	struct clk_hw *hw;
+	unsigned int num_parents;
+	const char *parent_names[MASTER_SOURCE_MAX];
+	const char *name = np->name;
+	struct clk_master_characteristics *characteristics;
+	struct regmap *regmap;
+
+	num_parents = of_clk_get_parent_count(np);
+	if (num_parents == 0 || num_parents > MASTER_SOURCE_MAX)
+		return;
+
+	of_clk_parent_fill(np, parent_names, num_parents);
+
+	of_property_read_string(np, "clock-output-names", &name);
+
+	characteristics = of_at91_clk_master_get_characteristics(np);
+	if (!characteristics)
+		return;
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	hw = at91_clk_register_master(regmap, name, num_parents,
+				      parent_names, layout,
+				      characteristics);
+	if (IS_ERR(hw))
+		goto out_free_characteristics;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+	return;
+
+out_free_characteristics:
+	kfree(characteristics);
+}
+
+static void __init of_at91rm9200_clk_master_setup(struct device_node *np)
+{
+	of_at91_clk_master_setup(np, &at91rm9200_master_layout);
+}
+CLK_OF_DECLARE(at91rm9200_clk_master, "atmel,at91rm9200-clk-master",
+	       of_at91rm9200_clk_master_setup);
+
+static void __init of_at91sam9x5_clk_master_setup(struct device_node *np)
+{
+	of_at91_clk_master_setup(np, &at91sam9x5_master_layout);
+}
+CLK_OF_DECLARE(at91sam9x5_clk_master, "atmel,at91sam9x5-clk-master",
+	       of_at91sam9x5_clk_master_setup);
+
+static void __init
+of_at91_clk_periph_setup(struct device_node *np, u8 type)
+{
+	int num;
+	u32 id;
+	struct clk_hw *hw;
+	const char *parent_name;
+	const char *name;
+	struct device_node *periphclknp;
+	struct regmap *regmap;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+	if (!parent_name)
+		return;
+
+	num = of_get_child_count(np);
+	if (!num || num > PERIPHERAL_MAX)
+		return;
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	for_each_child_of_node(np, periphclknp) {
+		if (of_property_read_u32(periphclknp, "reg", &id))
+			continue;
+
+		if (id >= PERIPHERAL_MAX)
+			continue;
+
+		if (of_property_read_string(np, "clock-output-names", &name))
+			name = periphclknp->name;
+
+		if (type == PERIPHERAL_AT91RM9200) {
+			hw = at91_clk_register_peripheral(regmap, name,
+							  parent_name, id);
+		} else {
+			struct clk_range range = CLK_RANGE(0, 0);
+
+			of_at91_get_clk_range(periphclknp,
+					      "atmel,clk-output-range",
+					      &range);
+
+			hw = at91_clk_register_sam9x5_peripheral(regmap,
+								 &pmc_pcr_lock,
+								 name,
+								 parent_name,
+								 id, &range);
+		}
+
+		if (IS_ERR(hw))
+			continue;
+
+		of_clk_add_hw_provider(periphclknp, of_clk_hw_simple_get, hw);
+	}
+}
+
+static void __init of_at91rm9200_clk_periph_setup(struct device_node *np)
+{
+	of_at91_clk_periph_setup(np, PERIPHERAL_AT91RM9200);
+}
+CLK_OF_DECLARE(at91rm9200_clk_periph, "atmel,at91rm9200-clk-peripheral",
+	       of_at91rm9200_clk_periph_setup);
+
+static void __init of_at91sam9x5_clk_periph_setup(struct device_node *np)
+{
+	of_at91_clk_periph_setup(np, PERIPHERAL_AT91SAM9X5);
+}
+CLK_OF_DECLARE(at91sam9x5_clk_periph, "atmel,at91sam9x5-clk-peripheral",
+	       of_at91sam9x5_clk_periph_setup);
+
+static struct clk_pll_characteristics * __init
+of_at91_clk_pll_get_characteristics(struct device_node *np)
+{
+	int i;
+	int offset;
+	u32 tmp;
+	int num_output;
+	u32 num_cells;
+	struct clk_range input;
+	struct clk_range *output;
+	u8 *out = NULL;
+	u16 *icpll = NULL;
+	struct clk_pll_characteristics *characteristics;
+
+	if (of_at91_get_clk_range(np, "atmel,clk-input-range", &input))
+		return NULL;
+
+	if (of_property_read_u32(np, "#atmel,pll-clk-output-range-cells",
+				 &num_cells))
+		return NULL;
+
+	if (num_cells < 2 || num_cells > 4)
+		return NULL;
+
+	if (!of_get_property(np, "atmel,pll-clk-output-ranges", &tmp))
+		return NULL;
+	num_output = tmp / (sizeof(u32) * num_cells);
+
+	characteristics = kzalloc(sizeof(*characteristics), GFP_KERNEL);
+	if (!characteristics)
+		return NULL;
+
+	output = kcalloc(num_output, sizeof(*output), GFP_KERNEL);
+	if (!output)
+		goto out_free_characteristics;
+
+	if (num_cells > 2) {
+		out = kcalloc(num_output, sizeof(*out), GFP_KERNEL);
+		if (!out)
+			goto out_free_output;
+	}
+
+	if (num_cells > 3) {
+		icpll = kcalloc(num_output, sizeof(*icpll), GFP_KERNEL);
+		if (!icpll)
+			goto out_free_output;
+	}
+
+	for (i = 0; i < num_output; i++) {
+		offset = i * num_cells;
+		if (of_property_read_u32_index(np,
+					       "atmel,pll-clk-output-ranges",
+					       offset, &tmp))
+			goto out_free_output;
+		output[i].min = tmp;
+		if (of_property_read_u32_index(np,
+					       "atmel,pll-clk-output-ranges",
+					       offset + 1, &tmp))
+			goto out_free_output;
+		output[i].max = tmp;
+
+		if (num_cells == 2)
+			continue;
+
+		if (of_property_read_u32_index(np,
+					       "atmel,pll-clk-output-ranges",
+					       offset + 2, &tmp))
+			goto out_free_output;
+		out[i] = tmp;
+
+		if (num_cells == 3)
+			continue;
+
+		if (of_property_read_u32_index(np,
+					       "atmel,pll-clk-output-ranges",
+					       offset + 3, &tmp))
+			goto out_free_output;
+		icpll[i] = tmp;
+	}
+
+	characteristics->input = input;
+	characteristics->num_output = num_output;
+	characteristics->output = output;
+	characteristics->out = out;
+	characteristics->icpll = icpll;
+	return characteristics;
+
+out_free_output:
+	kfree(icpll);
+	kfree(out);
+	kfree(output);
+out_free_characteristics:
+	kfree(characteristics);
+	return NULL;
+}
+
+static void __init
+of_at91_clk_pll_setup(struct device_node *np,
+		      const struct clk_pll_layout *layout)
+{
+	u32 id;
+	struct clk_hw *hw;
+	struct regmap *regmap;
+	const char *parent_name;
+	const char *name = np->name;
+	struct clk_pll_characteristics *characteristics;
+
+	if (of_property_read_u32(np, "reg", &id))
+		return;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+
+	of_property_read_string(np, "clock-output-names", &name);
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	characteristics = of_at91_clk_pll_get_characteristics(np);
+	if (!characteristics)
+		return;
+
+	hw = at91_clk_register_pll(regmap, name, parent_name, id, layout,
+				   characteristics);
+	if (IS_ERR(hw))
+		goto out_free_characteristics;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+	return;
+
+out_free_characteristics:
+	kfree(characteristics);
+}
+
+static void __init of_at91rm9200_clk_pll_setup(struct device_node *np)
+{
+	of_at91_clk_pll_setup(np, &at91rm9200_pll_layout);
+}
+CLK_OF_DECLARE(at91rm9200_clk_pll, "atmel,at91rm9200-clk-pll",
+	       of_at91rm9200_clk_pll_setup);
+
+static void __init of_at91sam9g45_clk_pll_setup(struct device_node *np)
+{
+	of_at91_clk_pll_setup(np, &at91sam9g45_pll_layout);
+}
+CLK_OF_DECLARE(at91sam9g45_clk_pll, "atmel,at91sam9g45-clk-pll",
+	       of_at91sam9g45_clk_pll_setup);
+
+static void __init of_at91sam9g20_clk_pllb_setup(struct device_node *np)
+{
+	of_at91_clk_pll_setup(np, &at91sam9g20_pllb_layout);
+}
+CLK_OF_DECLARE(at91sam9g20_clk_pllb, "atmel,at91sam9g20-clk-pllb",
+	       of_at91sam9g20_clk_pllb_setup);
+
+static void __init of_sama5d3_clk_pll_setup(struct device_node *np)
+{
+	of_at91_clk_pll_setup(np, &sama5d3_pll_layout);
+}
+CLK_OF_DECLARE(sama5d3_clk_pll, "atmel,sama5d3-clk-pll",
+	       of_sama5d3_clk_pll_setup);
+
+static void __init
+of_at91sam9x5_clk_plldiv_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *parent_name;
+	const char *name = np->name;
+	struct regmap *regmap;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+
+	of_property_read_string(np, "clock-output-names", &name);
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	hw = at91_clk_register_plldiv(regmap, name, parent_name);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91sam9x5_clk_plldiv, "atmel,at91sam9x5-clk-plldiv",
+	       of_at91sam9x5_clk_plldiv_setup);
+
+static void __init
+of_at91_clk_prog_setup(struct device_node *np,
+		       const struct clk_programmable_layout *layout)
+{
+	int num;
+	u32 id;
+	struct clk_hw *hw;
+	unsigned int num_parents;
+	const char *parent_names[PROG_SOURCE_MAX];
+	const char *name;
+	struct device_node *progclknp;
+	struct regmap *regmap;
+
+	num_parents = of_clk_get_parent_count(np);
+	if (num_parents == 0 || num_parents > PROG_SOURCE_MAX)
+		return;
+
+	of_clk_parent_fill(np, parent_names, num_parents);
+
+	num = of_get_child_count(np);
+	if (!num || num > (PROG_ID_MAX + 1))
+		return;
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	for_each_child_of_node(np, progclknp) {
+		if (of_property_read_u32(progclknp, "reg", &id))
+			continue;
+
+		if (of_property_read_string(np, "clock-output-names", &name))
+			name = progclknp->name;
+
+		hw = at91_clk_register_programmable(regmap, name,
+						    parent_names, num_parents,
+						    id, layout);
+		if (IS_ERR(hw))
+			continue;
+
+		of_clk_add_hw_provider(progclknp, of_clk_hw_simple_get, hw);
+	}
+}
+
+static void __init of_at91rm9200_clk_prog_setup(struct device_node *np)
+{
+	of_at91_clk_prog_setup(np, &at91rm9200_programmable_layout);
+}
+CLK_OF_DECLARE(at91rm9200_clk_prog, "atmel,at91rm9200-clk-programmable",
+	       of_at91rm9200_clk_prog_setup);
+
+static void __init of_at91sam9g45_clk_prog_setup(struct device_node *np)
+{
+	of_at91_clk_prog_setup(np, &at91sam9g45_programmable_layout);
+}
+CLK_OF_DECLARE(at91sam9g45_clk_prog, "atmel,at91sam9g45-clk-programmable",
+	       of_at91sam9g45_clk_prog_setup);
+
+static void __init of_at91sam9x5_clk_prog_setup(struct device_node *np)
+{
+	of_at91_clk_prog_setup(np, &at91sam9x5_programmable_layout);
+}
+CLK_OF_DECLARE(at91sam9x5_clk_prog, "atmel,at91sam9x5-clk-programmable",
+	       of_at91sam9x5_clk_prog_setup);
+
+static void __init of_at91sam9260_clk_slow_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *parent_names[2];
+	unsigned int num_parents;
+	const char *name = np->name;
+	struct regmap *regmap;
+
+	num_parents = of_clk_get_parent_count(np);
+	if (num_parents != 2)
+		return;
+
+	of_clk_parent_fill(np, parent_names, num_parents);
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	of_property_read_string(np, "clock-output-names", &name);
+
+	hw = at91_clk_register_sam9260_slow(regmap, name, parent_names,
+					    num_parents);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91sam9260_clk_slow, "atmel,at91sam9260-clk-slow",
+	       of_at91sam9260_clk_slow_setup);
+
+#ifdef CONFIG_HAVE_AT91_SMD
+#define SMD_SOURCE_MAX		2
+
+static void __init of_at91sam9x5_clk_smd_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	unsigned int num_parents;
+	const char *parent_names[SMD_SOURCE_MAX];
+	const char *name = np->name;
+	struct regmap *regmap;
+
+	num_parents = of_clk_get_parent_count(np);
+	if (num_parents == 0 || num_parents > SMD_SOURCE_MAX)
+		return;
+
+	of_clk_parent_fill(np, parent_names, num_parents);
+
+	of_property_read_string(np, "clock-output-names", &name);
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	hw = at91sam9x5_clk_register_smd(regmap, name, parent_names,
+					 num_parents);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91sam9x5_clk_smd, "atmel,at91sam9x5-clk-smd",
+	       of_at91sam9x5_clk_smd_setup);
+#endif /* CONFIG_HAVE_AT91_SMD */
+
+static void __init of_at91rm9200_clk_sys_setup(struct device_node *np)
+{
+	int num;
+	u32 id;
+	struct clk_hw *hw;
+	const char *name;
+	struct device_node *sysclknp;
+	const char *parent_name;
+	struct regmap *regmap;
+
+	num = of_get_child_count(np);
+	if (num > (SYSTEM_MAX_ID + 1))
+		return;
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	for_each_child_of_node(np, sysclknp) {
+		if (of_property_read_u32(sysclknp, "reg", &id))
+			continue;
+
+		if (of_property_read_string(np, "clock-output-names", &name))
+			name = sysclknp->name;
+
+		parent_name = of_clk_get_parent_name(sysclknp, 0);
+
+		hw = at91_clk_register_system(regmap, name, parent_name, id);
+		if (IS_ERR(hw))
+			continue;
+
+		of_clk_add_hw_provider(sysclknp, of_clk_hw_simple_get, hw);
+	}
+}
+CLK_OF_DECLARE(at91rm9200_clk_sys, "atmel,at91rm9200-clk-system",
+	       of_at91rm9200_clk_sys_setup);
+
+#ifdef CONFIG_HAVE_AT91_USB_CLK
+#define USB_SOURCE_MAX		2
+
+static void __init of_at91sam9x5_clk_usb_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	unsigned int num_parents;
+	const char *parent_names[USB_SOURCE_MAX];
+	const char *name = np->name;
+	struct regmap *regmap;
+
+	num_parents = of_clk_get_parent_count(np);
+	if (num_parents == 0 || num_parents > USB_SOURCE_MAX)
+		return;
+
+	of_clk_parent_fill(np, parent_names, num_parents);
+
+	of_property_read_string(np, "clock-output-names", &name);
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	hw = at91sam9x5_clk_register_usb(regmap, name, parent_names,
+					 num_parents);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91sam9x5_clk_usb, "atmel,at91sam9x5-clk-usb",
+	       of_at91sam9x5_clk_usb_setup);
+
+static void __init of_at91sam9n12_clk_usb_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *parent_name;
+	const char *name = np->name;
+	struct regmap *regmap;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+	if (!parent_name)
+		return;
+
+	of_property_read_string(np, "clock-output-names", &name);
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+
+	hw = at91sam9n12_clk_register_usb(regmap, name, parent_name);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91sam9n12_clk_usb, "atmel,at91sam9n12-clk-usb",
+	       of_at91sam9n12_clk_usb_setup);
+
+static void __init of_at91rm9200_clk_usb_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *parent_name;
+	const char *name = np->name;
+	u32 divisors[4] = {0, 0, 0, 0};
+	struct regmap *regmap;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+	if (!parent_name)
+		return;
+
+	of_property_read_u32_array(np, "atmel,clk-divisors", divisors, 4);
+	if (!divisors[0])
+		return;
+
+	of_property_read_string(np, "clock-output-names", &name);
+
+	regmap = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap))
+		return;
+	hw = at91rm9200_clk_register_usb(regmap, name, parent_name, divisors);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91rm9200_clk_usb, "atmel,at91rm9200-clk-usb",
+	       of_at91rm9200_clk_usb_setup);
+#endif /* CONFIG_HAVE_AT91_USB_CLK */
+
+#ifdef CONFIG_HAVE_AT91_UTMI
+static void __init of_at91sam9x5_clk_utmi_setup(struct device_node *np)
+{
+	struct clk_hw *hw;
+	const char *parent_name;
+	const char *name = np->name;
+	struct regmap *regmap_pmc, *regmap_sfr;
+
+	parent_name = of_clk_get_parent_name(np, 0);
+
+	of_property_read_string(np, "clock-output-names", &name);
+
+	regmap_pmc = syscon_node_to_regmap(of_get_parent(np));
+	if (IS_ERR(regmap_pmc))
+		return;
+
+	/*
+	 * If the device supports different mainck rates, this value has to be
+	 * set in the UTMI Clock Trimming register.
+	 * - 9x5: mainck supports several rates but it is indicated that a
+	 *   12 MHz is needed in case of USB.
+	 * - sama5d3 and sama5d2: mainck supports several rates. Configuring
+	 *   the FREQ field of the UTMI Clock Trimming register is mandatory.
+	 * - sama5d4: mainck is at 12 MHz.
+	 *
+	 * We only need to retrieve sama5d3 or sama5d2 sfr regmap.
+	 */
+	regmap_sfr = syscon_regmap_lookup_by_compatible("atmel,sama5d3-sfr");
+	if (IS_ERR(regmap_sfr)) {
+		regmap_sfr = syscon_regmap_lookup_by_compatible("atmel,sama5d2-sfr");
+		if (IS_ERR(regmap_sfr))
+			regmap_sfr = NULL;
+	}
+
+	hw = at91_clk_register_utmi(regmap_pmc, regmap_sfr, name, parent_name);
+	if (IS_ERR(hw))
+		return;
+
+	of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
+}
+CLK_OF_DECLARE(at91sam9x5_clk_utmi, "atmel,at91sam9x5-clk-utmi",
+	       of_at91sam9x5_clk_utmi_setup);
+#endif /* CONFIG_HAVE_AT91_UTMI */

drivers/clk/at91/pmc.c

@@ -19,6 +19,8 @@
 
 #include <asm/proc-fns.h>
 
+#include <dt-bindings/clock/at91.h>
+
 #include "pmc.h"
 
 #define PMC_MAX_IDS 128
@@ -47,6 +49,82 @@ int of_at91_get_clk_range(struct device_node *np, const char *propname,
 }
 EXPORT_SYMBOL_GPL(of_at91_get_clk_range);
 
+struct clk_hw *of_clk_hw_pmc_get(struct of_phandle_args *clkspec, void *data)
+{
+	unsigned int type = clkspec->args[0];
+	unsigned int idx = clkspec->args[1];
+	struct pmc_data *pmc_data = data;
+
+	switch (type) {
+	case PMC_TYPE_CORE:
+		if (idx < pmc_data->ncore)
+			return pmc_data->chws[idx];
+		break;
+	case PMC_TYPE_SYSTEM:
+		if (idx < pmc_data->nsystem)
+			return pmc_data->shws[idx];
+		break;
+	case PMC_TYPE_PERIPHERAL:
+		if (idx < pmc_data->nperiph)
+			return pmc_data->phws[idx];
+		break;
+	case PMC_TYPE_GCK:
+		if (idx < pmc_data->ngck)
+			return pmc_data->ghws[idx];
+		break;
+	default:
+		break;
+	}
+
+	pr_err("%s: invalid type (%u) or index (%u)\n", __func__, type, idx);
+
+	return ERR_PTR(-EINVAL);
+}
+
+void pmc_data_free(struct pmc_data *pmc_data)
+{
+	kfree(pmc_data->chws);
+	kfree(pmc_data->shws);
+	kfree(pmc_data->phws);
+	kfree(pmc_data->ghws);
+}
+
+struct pmc_data *pmc_data_allocate(unsigned int ncore, unsigned int nsystem,
+				   unsigned int nperiph, unsigned int ngck)
+{
+	struct pmc_data *pmc_data = kzalloc(sizeof(*pmc_data), GFP_KERNEL);
+
+	if (!pmc_data)
+		return NULL;
+
+	pmc_data->ncore = ncore;
+	pmc_data->chws = kcalloc(ncore, sizeof(struct clk_hw *), GFP_KERNEL);
+	if (!pmc_data->chws)
+		goto err;
+
+	pmc_data->nsystem = nsystem;
+	pmc_data->shws = kcalloc(nsystem, sizeof(struct clk_hw *), GFP_KERNEL);
+	if (!pmc_data->shws)
+		goto err;
+
+	pmc_data->nperiph = nperiph;
+	pmc_data->phws = kcalloc(nperiph, sizeof(struct clk_hw *), GFP_KERNEL);
+	if (!pmc_data->phws)
+		goto err;
+
+	pmc_data->ngck = ngck;
+	pmc_data->ghws = kcalloc(ngck, sizeof(struct clk_hw *), GFP_KERNEL);
+	if (!pmc_data->ghws)
+		goto err;
+
+	return pmc_data;
+
+err:
+	pmc_data_free(pmc_data);
+
+	return NULL;
+}
+
 #ifdef CONFIG_PM
 static struct regmap *pmcreg;
 

drivers/clk/at91/pmc.h

@@ -19,6 +19,17 @@
 
 extern spinlock_t pmc_pcr_lock;
 
+struct pmc_data {
+	unsigned int ncore;
+	struct clk_hw **chws;
+	unsigned int nsystem;
+	struct clk_hw **shws;
+	unsigned int nperiph;
+	struct clk_hw **phws;
+	unsigned int ngck;
+	struct clk_hw **ghws;
+};
+
 struct clk_range {
 	unsigned long min;
 	unsigned long max;
@@ -26,9 +37,157 @@ struct clk_range {
 
 #define CLK_RANGE(MIN, MAX) {.min = MIN, .max = MAX,}
 
+struct clk_master_layout {
+	u32 mask;
+	u8 pres_shift;
+};
+
+extern const struct clk_master_layout at91rm9200_master_layout;
+extern const struct clk_master_layout at91sam9x5_master_layout;
+
+struct clk_master_characteristics {
+	struct clk_range output;
+	u32 divisors[4];
+	u8 have_div3_pres;
+};
+
+struct clk_pll_layout {
+	u32 pllr_mask;
+	u16 mul_mask;
+	u8 mul_shift;
+};
+
+extern const struct clk_pll_layout at91rm9200_pll_layout;
+extern const struct clk_pll_layout at91sam9g45_pll_layout;
+extern const struct clk_pll_layout at91sam9g20_pllb_layout;
+extern const struct clk_pll_layout sama5d3_pll_layout;
+
+struct clk_pll_characteristics {
+	struct clk_range input;
+	int num_output;
+	struct clk_range *output;
+	u16 *icpll;
+	u8 *out;
+};
+
+struct clk_programmable_layout {
+	u8 pres_shift;
+	u8 css_mask;
+	u8 have_slck_mck;
+};
+
+extern const struct clk_programmable_layout at91rm9200_programmable_layout;
+extern const struct clk_programmable_layout at91sam9g45_programmable_layout;
+extern const struct clk_programmable_layout at91sam9x5_programmable_layout;
+
+#define ndck(a, s) (a[s - 1].id + 1)
+#define nck(a) (a[ARRAY_SIZE(a) - 1].id + 1)
+struct pmc_data *pmc_data_allocate(unsigned int ncore, unsigned int nsystem,
+				   unsigned int nperiph, unsigned int ngck);
+void pmc_data_free(struct pmc_data *pmc_data);
+
 int of_at91_get_clk_range(struct device_node *np, const char *propname,
 			  struct clk_range *range);
 
+struct clk_hw *of_clk_hw_pmc_get(struct of_phandle_args *clkspec, void *data);
+
+struct clk_hw * __init
+at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name,
+				 const char *parent_name);
+
+struct clk_hw * __init
+at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name,
+				const char *parent_name);
+
+struct clk_hw * __init
+at91_clk_register_audio_pll_pmc(struct regmap *regmap, const char *name,
+				const char *parent_name);
+
+struct clk_hw * __init
+at91_clk_register_generated(struct regmap *regmap, spinlock_t *lock,
+			    const char *name, const char **parent_names,
+			    u8 num_parents, u8 id, bool pll_audio,
+			    const struct clk_range *range);
+
+struct clk_hw * __init
+at91_clk_register_h32mx(struct regmap *regmap, const char *name,
+			const char *parent_name);
+
+struct clk_hw * __init
+at91_clk_i2s_mux_register(struct regmap *regmap, const char *name,
+			  const char * const *parent_names,
+			  unsigned int num_parents, u8 bus_id);
+
+struct clk_hw * __init
+at91_clk_register_main_rc_osc(struct regmap *regmap, const char *name,
+			      u32 frequency, u32 accuracy);
+struct clk_hw * __init
+at91_clk_register_main_osc(struct regmap *regmap, const char *name,
+			   const char *parent_name, bool bypass);
+struct clk_hw * __init
+at91_clk_register_rm9200_main(struct regmap *regmap,
+			      const char *name,
+			      const char *parent_name);
+struct clk_hw * __init
+at91_clk_register_sam9x5_main(struct regmap *regmap, const char *name,
+			      const char **parent_names, int num_parents);
+
+struct clk_hw * __init
+at91_clk_register_master(struct regmap *regmap, const char *name,
+			 int num_parents, const char **parent_names,
+			 const struct clk_master_layout *layout,
+			 const struct clk_master_characteristics *characteristics);
+
+struct clk_hw * __init
+at91_clk_register_peripheral(struct regmap *regmap, const char *name,
+			     const char *parent_name, u32 id);
+struct clk_hw * __init
+at91_clk_register_sam9x5_peripheral(struct regmap *regmap, spinlock_t *lock,
+				    const char *name, const char *parent_name,
+				    u32 id, const struct clk_range *range);
+
+struct clk_hw * __init
+at91_clk_register_pll(struct regmap *regmap, const char *name,
+		      const char *parent_name, u8 id,
+		      const struct clk_pll_layout *layout,
+		      const struct clk_pll_characteristics *characteristics);
+struct clk_hw * __init
+at91_clk_register_plldiv(struct regmap *regmap, const char *name,
+			 const char *parent_name);
+
+struct clk_hw * __init
+at91_clk_register_programmable(struct regmap *regmap, const char *name,
+			       const char **parent_names, u8 num_parents, u8 id,
+			       const struct clk_programmable_layout *layout);
+
+struct clk_hw * __init
+at91_clk_register_sam9260_slow(struct regmap *regmap,
+			       const char *name,
+			       const char **parent_names,
+			       int num_parents);
+
+struct clk_hw * __init
+at91sam9x5_clk_register_smd(struct regmap *regmap, const char *name,
+			    const char **parent_names, u8 num_parents);
+
+struct clk_hw * __init
+at91_clk_register_system(struct regmap *regmap, const char *name,
+			 const char *parent_name, u8 id);
+
+struct clk_hw * __init
+at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name,
+			    const char **parent_names, u8 num_parents);
+struct clk_hw * __init
+at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name,
+			     const char *parent_name);
+struct clk_hw * __init
+at91rm9200_clk_register_usb(struct regmap *regmap, const char *name,
+			    const char *parent_name, const u32 *divisors);
+
+struct clk_hw * __init
+at91_clk_register_utmi(struct regmap *regmap_pmc, struct regmap *regmap_sfr,
+		       const char *name, const char *parent_name);
+
 #ifdef CONFIG_PM
 void pmc_register_id(u8 id);
 void pmc_register_pck(u8 pck);

drivers/clk/at91/sama5d2.c

@@ -0,0 +1,336 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/clk-provider.h>
+#include <linux/mfd/syscon.h>
+#include <linux/slab.h>
+
+#include <dt-bindings/clock/at91.h>
+
+#include "pmc.h"
+
+static const struct clk_master_characteristics mck_characteristics = {
+	.output = { .min = 124000000, .max = 166000000 },
+	.divisors = { 1, 2, 4, 3 },
+};
+
+static u8 plla_out[] = { 0 };
+
+static u16 plla_icpll[] = { 0 };
+
+static struct clk_range plla_outputs[] = {
+	{ .min = 600000000, .max = 1200000000 },
+};
+
+static const struct clk_pll_characteristics plla_characteristics = {
+	.input = { .min = 12000000, .max = 12000000 },
+	.num_output = ARRAY_SIZE(plla_outputs),
+	.output = plla_outputs,
+	.icpll = plla_icpll,
+	.out = plla_out,
+};
+
+static const struct {
+	char *n;
+	char *p;
+	u8 id;
+} sama5d2_systemck[] = {
+	{ .n = "ddrck", .p = "masterck", .id = 2 },
+	{ .n = "lcdck", .p = "masterck", .id = 3 },
+	{ .n = "uhpck", .p = "usbck",    .id = 6 },
+	{ .n = "udpck", .p = "usbck",    .id = 7 },
+	{ .n = "pck0",  .p = "prog0",    .id = 8 },
+	{ .n = "pck1",  .p = "prog1",    .id = 9 },
+	{ .n = "pck2",  .p = "prog2",    .id = 10 },
+	{ .n = "iscck", .p = "masterck", .id = 18 },
+};
+
+static const struct {
+	char *n;
+	u8 id;
+	struct clk_range r;
+} sama5d2_periph32ck[] = {
+	{ .n = "macb0_clk",   .id = 5,  .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "tdes_clk",    .id = 11, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "matrix1_clk", .id = 14, },
+	{ .n = "hsmc_clk",    .id = 17, },
+	{ .n = "pioA_clk",    .id = 18, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "flx0_clk",    .id = 19, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "flx1_clk",    .id = 20, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "flx2_clk",    .id = 21, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "flx3_clk",    .id = 22, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "flx4_clk",    .id = 23, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "uart0_clk",   .id = 24, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "uart1_clk",   .id = 25, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "uart2_clk",   .id = 26, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "uart3_clk",   .id = 27, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "uart4_clk",   .id = 28, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "twi0_clk",    .id = 29, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "twi1_clk",    .id = 30, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "spi0_clk",    .id = 33, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "spi1_clk",    .id = 34, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "tcb0_clk",    .id = 35, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "tcb1_clk",    .id = 36, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "pwm_clk",     .id = 38, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "adc_clk",     .id = 40, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "uhphs_clk",   .id = 41, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "udphs_clk",   .id = 42, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "ssc0_clk",    .id = 43, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "ssc1_clk",    .id = 44, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "trng_clk",    .id = 47, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "pdmic_clk",   .id = 48, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "securam_clk", .id = 51, },
+	{ .n = "i2s0_clk",    .id = 54, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "i2s1_clk",    .id = 55, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "can0_clk",    .id = 56, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "can1_clk",    .id = 57, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "classd_clk",  .id = 59, .r = { .min = 0, .max = 83000000 }, },
+};
+
+static const struct {
+	char *n;
+	u8 id;
+} sama5d2_periphck[] = {
+	{ .n = "dma0_clk",    .id = 6, },
+	{ .n = "dma1_clk",    .id = 7, },
+	{ .n = "aes_clk",     .id = 9, },
+	{ .n = "aesb_clk",    .id = 10, },
+	{ .n = "sha_clk",     .id = 12, },
+	{ .n = "mpddr_clk",   .id = 13, },
+	{ .n = "matrix0_clk", .id = 15, },
+	{ .n = "sdmmc0_hclk", .id = 31, },
+	{ .n = "sdmmc1_hclk", .id = 32, },
+	{ .n = "lcdc_clk",    .id = 45, },
+	{ .n = "isc_clk",     .id = 46, },
+	{ .n = "qspi0_clk",   .id = 52, },
+	{ .n = "qspi1_clk",   .id = 53, },
+};
+
+static const struct {
+	char *n;
+	u8 id;
+	struct clk_range r;
+	bool pll;
+} sama5d2_gck[] = {
+	{ .n = "sdmmc0_gclk", .id = 31, },
+	{ .n = "sdmmc1_gclk", .id = 32, },
+	{ .n = "tcb0_gclk",   .id = 35, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "tcb1_gclk",   .id = 36, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "pwm_gclk",    .id = 38, .r = { .min = 0, .max = 83000000 }, },
+	{ .n = "isc_gclk",    .id = 46, },
+	{ .n = "pdmic_gclk",  .id = 48, },
+	{ .n = "i2s0_gclk",   .id = 54, .pll = true },
+	{ .n = "i2s1_gclk",   .id = 55, .pll = true },
+	{ .n = "can0_gclk",   .id = 56, .r = { .min = 0, .max = 80000000 }, },
+	{ .n = "can1_gclk",   .id = 57, .r = { .min = 0, .max = 80000000 }, },
+	{ .n = "classd_gclk", .id = 59, .r = { .min = 0, .max = 100000000 },
+	  .pll = true },
+};
+
+static void __init sama5d2_pmc_setup(struct device_node *np)
+{
+	struct clk_range range = CLK_RANGE(0, 0);
+	const char *slck_name, *mainxtal_name;
+	struct pmc_data *sama5d2_pmc;
+	const char *parent_names[6];
+	struct regmap *regmap, *regmap_sfr;
+	struct clk_hw *hw;
+	int i;
+	bool bypass;
+
+	i = of_property_match_string(np, "clock-names", "slow_clk");
+	if (i < 0)
+		return;
+
+	slck_name = of_clk_get_parent_name(np, i);
+
+	i = of_property_match_string(np, "clock-names", "main_xtal");
+	if (i < 0)
+		return;
+	mainxtal_name = of_clk_get_parent_name(np, i);
+
+	regmap = syscon_node_to_regmap(np);
+	if (IS_ERR(regmap))
+		return;
+
+	sama5d2_pmc = pmc_data_allocate(PMC_I2S1_MUX + 1,
+					nck(sama5d2_systemck),
+					nck(sama5d2_periph32ck),
+					nck(sama5d2_gck));
+	if (!sama5d2_pmc)
+		return;
+
+	hw = at91_clk_register_main_rc_osc(regmap, "main_rc_osc", 12000000,
+					   100000000);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	bypass = of_property_read_bool(np, "atmel,osc-bypass");
+
+	hw = at91_clk_register_main_osc(regmap, "main_osc", mainxtal_name,
+					bypass);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	parent_names[0] = "main_rc_osc";
+	parent_names[1] = "main_osc";
+	hw = at91_clk_register_sam9x5_main(regmap, "mainck", parent_names, 2);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	sama5d2_pmc->chws[PMC_MAIN] = hw;
+
+	hw = at91_clk_register_pll(regmap, "pllack", "mainck", 0,
+				   &sama5d3_pll_layout, &plla_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_plldiv(regmap, "plladivck", "pllack");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_audio_pll_frac(regmap, "audiopll_fracck",
+					      "mainck");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_audio_pll_pad(regmap, "audiopll_padck",
+					     "audiopll_fracck");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_audio_pll_pmc(regmap, "audiopll_pmcck",
+					     "audiopll_fracck");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	regmap_sfr = syscon_regmap_lookup_by_compatible("atmel,sama5d2-sfr");
+	if (IS_ERR(regmap_sfr))
+		regmap_sfr = NULL;
+
+	hw = at91_clk_register_utmi(regmap, regmap_sfr, "utmick", "mainck");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	sama5d2_pmc->chws[PMC_UTMI] = hw;
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "plladivck";
+	parent_names[3] = "utmick";
+	hw = at91_clk_register_master(regmap, "masterck", 4, parent_names,
+				      &at91sam9x5_master_layout,
+				      &mck_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	sama5d2_pmc->chws[PMC_MCK] = hw;
+
+	hw = at91_clk_register_h32mx(regmap, "h32mxck", "masterck");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	sama5d2_pmc->chws[PMC_MCK2] = hw;
+
+	parent_names[0] = "plladivck";
+	parent_names[1] = "utmick";
+	hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "plladivck";
+	parent_names[3] = "utmick";
+	parent_names[4] = "mck";
+	for (i = 0; i < 3; i++) {
+		char name[6];
+
+		snprintf(name, sizeof(name), "prog%d", i);
+
+		hw = at91_clk_register_programmable(regmap, name,
+						    parent_names, 5, i,
+						    &at91sam9x5_programmable_layout);
+		if (IS_ERR(hw))
+			goto err_free;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(sama5d2_systemck); i++) {
+		hw = at91_clk_register_system(regmap, sama5d2_systemck[i].n,
+					      sama5d2_systemck[i].p,
+					      sama5d2_systemck[i].id);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		sama5d2_pmc->shws[sama5d2_systemck[i].id] = hw;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(sama5d2_periphck); i++) {
+		hw = at91_clk_register_sam9x5_peripheral(regmap, &pmc_pcr_lock,
+							 sama5d2_periphck[i].n,
+							 "masterck",
+							 sama5d2_periphck[i].id,
+							 &range);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		sama5d2_pmc->phws[sama5d2_periphck[i].id] = hw;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(sama5d2_periph32ck); i++) {
+		hw = at91_clk_register_sam9x5_peripheral(regmap, &pmc_pcr_lock,
+							 sama5d2_periph32ck[i].n,
+							 "h32mxck",
+							 sama5d2_periph32ck[i].id,
+							 &sama5d2_periph32ck[i].r);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		sama5d2_pmc->phws[sama5d2_periph32ck[i].id] = hw;
+	}
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "plladivck";
+	parent_names[3] = "utmick";
+	parent_names[4] = "mck";
+	parent_names[5] = "audiopll_pmcck";
+	for (i = 0; i < ARRAY_SIZE(sama5d2_gck); i++) {
+		hw = at91_clk_register_generated(regmap, &pmc_pcr_lock,
+						 sama5d2_gck[i].n,
+						 parent_names, 6,
+						 sama5d2_gck[i].id,
+						 sama5d2_gck[i].pll,
+						 &sama5d2_gck[i].r);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		sama5d2_pmc->ghws[sama5d2_gck[i].id] = hw;
+	}
+
+	if (regmap_sfr) {
+		parent_names[0] = "i2s0_clk";
+		parent_names[1] = "i2s0_gclk";
+		hw = at91_clk_i2s_mux_register(regmap_sfr, "i2s0_muxclk",
+					       parent_names, 2, 0);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		sama5d2_pmc->chws[PMC_I2S0_MUX] = hw;
+
+		parent_names[0] = "i2s1_clk";
+		parent_names[1] = "i2s1_gclk";
+		hw = at91_clk_i2s_mux_register(regmap_sfr, "i2s1_muxclk",
+					       parent_names, 2, 1);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		sama5d2_pmc->chws[PMC_I2S1_MUX] = hw;
+	}
+
+	of_clk_add_hw_provider(np, of_clk_hw_pmc_get, sama5d2_pmc);
+
+	return;
+
+err_free:
+	pmc_data_free(sama5d2_pmc);
+}
+CLK_OF_DECLARE_DRIVER(sama5d2_pmc, "atmel,sama5d2-pmc", sama5d2_pmc_setup);

drivers/clk/at91/sama5d4.c

@@ -0,0 +1,264 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/clk-provider.h>
+#include <linux/mfd/syscon.h>
+#include <linux/slab.h>
+
+#include <dt-bindings/clock/at91.h>
+
+#include "pmc.h"
+
+static const struct clk_master_characteristics mck_characteristics = {
+	.output = { .min = 125000000, .max = 200000000 },
+	.divisors = { 1, 2, 4, 3 },
+};
+
+static u8 plla_out[] = { 0 };
+
+static u16 plla_icpll[] = { 0 };
+
+static struct clk_range plla_outputs[] = {
+	{ .min = 600000000, .max = 1200000000 },
+};
+
+static const struct clk_pll_characteristics plla_characteristics = {
+	.input = { .min = 12000000, .max = 12000000 },
+	.num_output = ARRAY_SIZE(plla_outputs),
+	.output = plla_outputs,
+	.icpll = plla_icpll,
+	.out = plla_out,
+};
+
+static const struct {
+	char *n;
+	char *p;
+	u8 id;
+} sama5d4_systemck[] = {
+	{ .n = "ddrck", .p = "masterck", .id = 2 },
+	{ .n = "lcdck", .p = "masterck", .id = 3 },
+	{ .n = "smdck", .p = "smdclk",   .id = 4 },
+	{ .n = "uhpck", .p = "usbck",    .id = 6 },
+	{ .n = "udpck", .p = "usbck",    .id = 7 },
+	{ .n = "pck0",  .p = "prog0",    .id = 8 },
+	{ .n = "pck1",  .p = "prog1",    .id = 9 },
+	{ .n = "pck2",  .p = "prog2",    .id = 10 },
+};
+
+static const struct {
+	char *n;
+	u8 id;
+} sama5d4_periph32ck[] = {
+	{ .n = "pioD_clk", .id = 5 },
+	{ .n = "usart0_clk", .id = 6 },
+	{ .n = "usart1_clk", .id = 7 },
+	{ .n = "icm_clk", .id = 9 },
+	{ .n = "aes_clk", .id = 12 },
+	{ .n = "tdes_clk", .id = 14 },
+	{ .n = "sha_clk", .id = 15 },
+	{ .n = "matrix1_clk", .id = 17 },
+	{ .n = "hsmc_clk", .id = 22 },
+	{ .n = "pioA_clk", .id = 23 },
+	{ .n = "pioB_clk", .id = 24 },
+	{ .n = "pioC_clk", .id = 25 },
+	{ .n = "pioE_clk", .id = 26 },
+	{ .n = "uart0_clk", .id = 27 },
+	{ .n = "uart1_clk", .id = 28 },
+	{ .n = "usart2_clk", .id = 29 },
+	{ .n = "usart3_clk", .id = 30 },
+	{ .n = "usart4_clk", .id = 31 },
+	{ .n = "twi0_clk", .id = 32 },
+	{ .n = "twi1_clk", .id = 33 },
+	{ .n = "twi2_clk", .id = 34 },
+	{ .n = "mci0_clk", .id = 35 },
+	{ .n = "mci1_clk", .id = 36 },
+	{ .n = "spi0_clk", .id = 37 },
+	{ .n = "spi1_clk", .id = 38 },
+	{ .n = "spi2_clk", .id = 39 },
+	{ .n = "tcb0_clk", .id = 40 },
+	{ .n = "tcb1_clk", .id = 41 },
+	{ .n = "tcb2_clk", .id = 42 },
+	{ .n = "pwm_clk", .id = 43 },
+	{ .n = "adc_clk", .id = 44 },
+	{ .n = "dbgu_clk", .id = 45 },
+	{ .n = "uhphs_clk", .id = 46 },
+	{ .n = "udphs_clk", .id = 47 },
+	{ .n = "ssc0_clk", .id = 48 },
+	{ .n = "ssc1_clk", .id = 49 },
+	{ .n = "trng_clk", .id = 53 },
+	{ .n = "macb0_clk", .id = 54 },
+	{ .n = "macb1_clk", .id = 55 },
+	{ .n = "fuse_clk", .id = 57 },
+	{ .n = "securam_clk", .id = 59 },
+	{ .n = "smd_clk", .id = 61 },
+	{ .n = "twi3_clk", .id = 62 },
+	{ .n = "catb_clk", .id = 63 },
+};
+
+static const struct {
+	char *n;
+	u8 id;
+} sama5d4_periphck[] = {
+	{ .n = "dma0_clk", .id = 8 },
+	{ .n = "cpkcc_clk", .id = 10 },
+	{ .n = "aesb_clk", .id = 13 },
+	{ .n = "mpddr_clk", .id = 16 },
+	{ .n = "matrix0_clk", .id = 18 },
+	{ .n = "vdec_clk", .id = 19 },
+	{ .n = "dma1_clk", .id = 50 },
+	{ .n = "lcdc_clk", .id = 51 },
+	{ .n = "isi_clk", .id = 52 },
+};
+
+static void __init sama5d4_pmc_setup(struct device_node *np)
+{
+	struct clk_range range = CLK_RANGE(0, 0);
+	const char *slck_name, *mainxtal_name;
+	struct pmc_data *sama5d4_pmc;
+	const char *parent_names[5];
+	struct regmap *regmap;
+	struct clk_hw *hw;
+	int i;
+	bool bypass;
+
+	i = of_property_match_string(np, "clock-names", "slow_clk");
+	if (i < 0)
+		return;
+
+	slck_name = of_clk_get_parent_name(np, i);
+
+	i = of_property_match_string(np, "clock-names", "main_xtal");
+	if (i < 0)
+		return;
+	mainxtal_name = of_clk_get_parent_name(np, i);
+
+	regmap = syscon_node_to_regmap(np);
+	if (IS_ERR(regmap))
+		return;
+
+	sama5d4_pmc = pmc_data_allocate(PMC_MCK2 + 1,
+					nck(sama5d4_systemck),
+					nck(sama5d4_periph32ck), 0);
+	if (!sama5d4_pmc)
+		return;
+
+	hw = at91_clk_register_main_rc_osc(regmap, "main_rc_osc", 12000000,
+					   100000000);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	bypass = of_property_read_bool(np, "atmel,osc-bypass");
+
+	hw = at91_clk_register_main_osc(regmap, "main_osc", mainxtal_name,
+					bypass);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	parent_names[0] = "main_rc_osc";
+	parent_names[1] = "main_osc";
+	hw = at91_clk_register_sam9x5_main(regmap, "mainck", parent_names, 2);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_pll(regmap, "pllack", "mainck", 0,
+				   &sama5d3_pll_layout, &plla_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_plldiv(regmap, "plladivck", "pllack");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	hw = at91_clk_register_utmi(regmap, NULL, "utmick", "mainck");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	sama5d4_pmc->chws[PMC_UTMI] = hw;
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "plladivck";
+	parent_names[3] = "utmick";
+	hw = at91_clk_register_master(regmap, "masterck", 4, parent_names,
+				      &at91sam9x5_master_layout,
+				      &mck_characteristics);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	sama5d4_pmc->chws[PMC_MCK] = hw;
+
+	hw = at91_clk_register_h32mx(regmap, "h32mxck", "masterck");
+	if (IS_ERR(hw))
+		goto err_free;
+
+	sama5d4_pmc->chws[PMC_MCK2] = hw;
+
+	parent_names[0] = "plladivck";
+	parent_names[1] = "utmick";
+	hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	parent_names[0] = "plladivck";
+	parent_names[1] = "utmick";
+	hw = at91sam9x5_clk_register_smd(regmap, "smdclk", parent_names, 2);
+	if (IS_ERR(hw))
+		goto err_free;
+
+	parent_names[0] = slck_name;
+	parent_names[1] = "mainck";
+	parent_names[2] = "plladivck";
+	parent_names[3] = "utmick";
+	parent_names[4] = "mck";
+	for (i = 0; i < 3; i++) {
+		char name[6];
+
+		snprintf(name, sizeof(name), "prog%d", i);
+
+		hw = at91_clk_register_programmable(regmap, name,
+						    parent_names, 5, i,
+						    &at91sam9x5_programmable_layout);
+		if (IS_ERR(hw))
+			goto err_free;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(sama5d4_systemck); i++) {
+		hw = at91_clk_register_system(regmap, sama5d4_systemck[i].n,
+					      sama5d4_systemck[i].p,
+					      sama5d4_systemck[i].id);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		sama5d4_pmc->shws[sama5d4_systemck[i].id] = hw;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(sama5d4_periphck); i++) {
+		hw = at91_clk_register_sam9x5_peripheral(regmap, &pmc_pcr_lock,
+							 sama5d4_periphck[i].n,
+							 "masterck",
+							 sama5d4_periphck[i].id,
+							 &range);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		sama5d4_pmc->phws[sama5d4_periphck[i].id] = hw;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(sama5d4_periph32ck); i++) {
+		hw = at91_clk_register_sam9x5_peripheral(regmap, &pmc_pcr_lock,
+							 sama5d4_periph32ck[i].n,
+							 "h32mxck",
+							 sama5d4_periph32ck[i].id,
+							 &range);
+		if (IS_ERR(hw))
+			goto err_free;
+
+		sama5d4_pmc->phws[sama5d4_periph32ck[i].id] = hw;
+	}
+
+	of_clk_add_hw_provider(np, of_clk_hw_pmc_get, sama5d4_pmc);
+
+	return;
+
+err_free:
+	pmc_data_free(sama5d4_pmc);
+}
+CLK_OF_DECLARE_DRIVER(sama5d4_pmc, "atmel,sama5d4-pmc", sama5d4_pmc_setup);

drivers/clk/imx/clk-cpu.c

@@ -94,7 +94,7 @@ struct clk *imx_clk_cpu(const char *name, const char *parent_name,
 
 	init.name = name;
 	init.ops = &clk_cpu_ops;
-	init.flags = 0;
+	init.flags = CLK_IS_CRITICAL;
 	init.parent_names = &parent_name;
 	init.num_parents = 1;
 

drivers/clk/imx/clk-imx7d.c

@@ -379,14 +379,6 @@ static const char *pll_enet_bypass_sel[] = { "pll_enet_main", "pll_enet_main_src
 static const char *pll_audio_bypass_sel[] = { "pll_audio_main", "pll_audio_main_src", };
 static const char *pll_video_bypass_sel[] = { "pll_video_main", "pll_video_main_src", };
 
-static int const clks_init_on[] __initconst = {
-	IMX7D_ARM_A7_ROOT_CLK, IMX7D_MAIN_AXI_ROOT_CLK,
-	IMX7D_PLL_SYS_MAIN_480M_CLK, IMX7D_NAND_USDHC_BUS_ROOT_CLK,
-	IMX7D_DRAM_PHYM_ROOT_CLK, IMX7D_DRAM_ROOT_CLK,
-	IMX7D_DRAM_PHYM_ALT_ROOT_CLK, IMX7D_DRAM_ALT_ROOT_CLK,
-	IMX7D_AHB_CHANNEL_ROOT_CLK, IMX7D_IPG_ROOT_CLK,
-};
-
 static struct clk_onecell_data clk_data;
 
 static struct clk ** const uart_clks[] __initconst = {
@@ -404,7 +396,6 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node)
 {
 	struct device_node *np;
 	void __iomem *base;
-	int i;
 
 	clks[IMX7D_CLK_DUMMY] = imx_clk_fixed("dummy", 0);
 	clks[IMX7D_OSC_24M_CLK] = of_clk_get_by_name(ccm_node, "osc");
@@ -467,7 +458,7 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node)
 	clks[IMX7D_PLL_SYS_MAIN_120M] = imx_clk_fixed_factor("pll_sys_main_120m", "pll_sys_main_clk", 1, 4);
 	clks[IMX7D_PLL_DRAM_MAIN_533M] = imx_clk_fixed_factor("pll_dram_533m", "pll_dram_main_clk", 1, 2);
 
-	clks[IMX7D_PLL_SYS_MAIN_480M_CLK] = imx_clk_gate_dis("pll_sys_main_480m_clk", "pll_sys_main_480m", base + 0xb0, 4);
+	clks[IMX7D_PLL_SYS_MAIN_480M_CLK] = imx_clk_gate_dis_flags("pll_sys_main_480m_clk", "pll_sys_main_480m", base + 0xb0, 4, CLK_IS_CRITICAL);
 	clks[IMX7D_PLL_SYS_MAIN_240M_CLK] = imx_clk_gate_dis("pll_sys_main_240m_clk", "pll_sys_main_240m", base + 0xb0, 5);
 	clks[IMX7D_PLL_SYS_MAIN_120M_CLK] = imx_clk_gate_dis("pll_sys_main_120m_clk", "pll_sys_main_120m", base + 0xb0, 6);
 	clks[IMX7D_PLL_DRAM_MAIN_533M_CLK] = imx_clk_gate("pll_dram_533m_clk", "pll_dram_533m", base + 0x70, 12);
@@ -720,7 +711,7 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node)
 	clks[IMX7D_ENET_AXI_ROOT_DIV] = imx_clk_divider2("enet_axi_post_div", "enet_axi_pre_div", base + 0x8900, 0, 6);
 	clks[IMX7D_NAND_USDHC_BUS_ROOT_CLK] = imx_clk_divider2("nand_usdhc_root_clk", "nand_usdhc_pre_div", base + 0x8980, 0, 6);
 	clks[IMX7D_AHB_CHANNEL_ROOT_DIV] = imx_clk_divider2("ahb_root_clk", "ahb_pre_div", base + 0x9000, 0, 6);
-	clks[IMX7D_IPG_ROOT_CLK] = imx_clk_divider2("ipg_root_clk", "ahb_root_clk", base + 0x9080, 0, 2);
+	clks[IMX7D_IPG_ROOT_CLK] = imx_clk_divider_flags("ipg_root_clk", "ahb_root_clk", base + 0x9080, 0, 2, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE | CLK_SET_RATE_PARENT);
 	clks[IMX7D_DRAM_ROOT_DIV] = imx_clk_divider2("dram_post_div", "dram_cg", base + 0x9880, 0, 3);
 	clks[IMX7D_DRAM_PHYM_ALT_ROOT_DIV] = imx_clk_divider2("dram_phym_alt_post_div", "dram_phym_alt_pre_div", base + 0xa000, 0, 3);
 	clks[IMX7D_DRAM_ALT_ROOT_DIV] = imx_clk_divider2("dram_alt_post_div", "dram_alt_pre_div", base + 0xa080, 0, 3);
@@ -784,17 +775,17 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node)
 	clks[IMX7D_CLKO1_ROOT_DIV] = imx_clk_divider2("clko1_post_div", "clko1_pre_div", base + 0xbd80, 0, 6);
 	clks[IMX7D_CLKO2_ROOT_DIV] = imx_clk_divider2("clko2_post_div", "clko2_pre_div", base + 0xbe00, 0, 6);
 
-	clks[IMX7D_ARM_A7_ROOT_CLK] = imx_clk_gate4("arm_a7_root_clk", "arm_a7_div", base + 0x4000, 0);
+	clks[IMX7D_ARM_A7_ROOT_CLK] = imx_clk_gate2_flags("arm_a7_root_clk", "arm_a7_div", base + 0x4000, 0, CLK_OPS_PARENT_ENABLE);
 	clks[IMX7D_ARM_M4_ROOT_CLK] = imx_clk_gate4("arm_m4_root_clk", "arm_m4_div", base + 0x4010, 0);
-	clks[IMX7D_MAIN_AXI_ROOT_CLK] = imx_clk_gate4("main_axi_root_clk", "axi_post_div", base + 0x4040, 0);
+	clks[IMX7D_MAIN_AXI_ROOT_CLK] = imx_clk_gate2_flags("main_axi_root_clk", "axi_post_div", base + 0x4040, 0, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE);
 	clks[IMX7D_DISP_AXI_ROOT_CLK] = imx_clk_gate4("disp_axi_root_clk", "disp_axi_post_div", base + 0x4050, 0);
 	clks[IMX7D_ENET_AXI_ROOT_CLK] = imx_clk_gate4("enet_axi_root_clk", "enet_axi_post_div", base + 0x4060, 0);
 	clks[IMX7D_OCRAM_CLK] = imx_clk_gate4("ocram_clk", "main_axi_root_clk", base + 0x4110, 0);
 	clks[IMX7D_OCRAM_S_CLK] = imx_clk_gate4("ocram_s_clk", "ahb_root_clk", base + 0x4120, 0);
-	clks[IMX7D_DRAM_ROOT_CLK] = imx_clk_gate4("dram_root_clk", "dram_post_div", base + 0x4130, 0);
-	clks[IMX7D_DRAM_PHYM_ROOT_CLK] = imx_clk_gate4("dram_phym_root_clk", "dram_phym_cg", base + 0x4130, 0);
-	clks[IMX7D_DRAM_PHYM_ALT_ROOT_CLK] = imx_clk_gate4("dram_phym_alt_root_clk", "dram_phym_alt_post_div", base + 0x4130, 0);
-	clks[IMX7D_DRAM_ALT_ROOT_CLK] = imx_clk_gate4("dram_alt_root_clk", "dram_alt_post_div", base + 0x4130, 0);
+	clks[IMX7D_DRAM_ROOT_CLK] = imx_clk_gate2_flags("dram_root_clk", "dram_post_div", base + 0x4130, 0, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE);
+	clks[IMX7D_DRAM_PHYM_ROOT_CLK] = imx_clk_gate2_flags("dram_phym_root_clk", "dram_phym_cg", base + 0x4130, 0, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE);
+	clks[IMX7D_DRAM_PHYM_ALT_ROOT_CLK] = imx_clk_gate2_flags("dram_phym_alt_root_clk", "dram_phym_alt_post_div", base + 0x4130, 0, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE);
+	clks[IMX7D_DRAM_ALT_ROOT_CLK] = imx_clk_gate2_flags("dram_alt_root_clk", "dram_alt_post_div", base + 0x4130, 0, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE);
 	clks[IMX7D_OCOTP_CLK] = imx_clk_gate4("ocotp_clk", "ipg_root_clk", base + 0x4230, 0);
 	clks[IMX7D_SNVS_CLK] = imx_clk_gate4("snvs_clk", "ipg_root_clk", base + 0x4250, 0);
 	clks[IMX7D_MU_ROOT_CLK] = imx_clk_gate4("mu_root_clk", "ipg_root_clk", base + 0x4270, 0);
@@ -883,9 +874,6 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node)
 	clk_data.clk_num = ARRAY_SIZE(clks);
 	of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
 
-	for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
-		clk_prepare_enable(clks[clks_init_on[i]]);
-
 	clk_set_parent(clks[IMX7D_PLL_ARM_MAIN_BYPASS], clks[IMX7D_PLL_ARM_MAIN]);
 	clk_set_parent(clks[IMX7D_PLL_DRAM_MAIN_BYPASS], clks[IMX7D_PLL_DRAM_MAIN]);
 	clk_set_parent(clks[IMX7D_PLL_SYS_MAIN_BYPASS], clks[IMX7D_PLL_SYS_MAIN]);

drivers/clk/imx/clk.h

@@ -137,6 +137,13 @@ static inline struct clk *imx_clk_gate_dis(const char *name, const char *parent,
 			shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock);
 }
 
+static inline struct clk *imx_clk_gate_dis_flags(const char *name, const char *parent,
+		void __iomem *reg, u8 shift, unsigned long flags)
+{
+	return clk_register_gate(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
+			shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock);
+}
+
 static inline struct clk *imx_clk_gate2(const char *name, const char *parent,
 		void __iomem *reg, u8 shift)
 {

drivers/clk/mmp/clk-of-mmp2.c

@@ -227,8 +227,8 @@ static struct mmp_param_gate_clk apmu_gate_clks[] = {
 	/* The gate clocks has mux parent. */
 	{MMP2_CLK_SDH0, "sdh0_clk", "sdh_mix_clk", CLK_SET_RATE_PARENT, APMU_SDH0, 0x1b, 0x1b, 0x0, 0, &sdh_lock},
 	{MMP2_CLK_SDH1, "sdh1_clk", "sdh_mix_clk", CLK_SET_RATE_PARENT, APMU_SDH1, 0x1b, 0x1b, 0x0, 0, &sdh_lock},
-	{MMP2_CLK_SDH1, "sdh2_clk", "sdh_mix_clk", CLK_SET_RATE_PARENT, APMU_SDH2, 0x1b, 0x1b, 0x0, 0, &sdh_lock},
-	{MMP2_CLK_SDH1, "sdh3_clk", "sdh_mix_clk", CLK_SET_RATE_PARENT, APMU_SDH3, 0x1b, 0x1b, 0x0, 0, &sdh_lock},
+	{MMP2_CLK_SDH2, "sdh2_clk", "sdh_mix_clk", CLK_SET_RATE_PARENT, APMU_SDH2, 0x1b, 0x1b, 0x0, 0, &sdh_lock},
+	{MMP2_CLK_SDH3, "sdh3_clk", "sdh_mix_clk", CLK_SET_RATE_PARENT, APMU_SDH3, 0x1b, 0x1b, 0x0, 0, &sdh_lock},
 	{MMP2_CLK_DISP0, "disp0_clk", "disp0_div", CLK_SET_RATE_PARENT, APMU_DISP0, 0x1b, 0x1b, 0x0, 0, &disp0_lock},
 	{MMP2_CLK_DISP0_SPHY, "disp0_sphy_clk", "disp0_sphy_div", CLK_SET_RATE_PARENT, APMU_DISP0, 0x1024, 0x1024, 0x0, 0, &disp0_lock},
 	{MMP2_CLK_DISP1, "disp1_clk", "disp1_div", CLK_SET_RATE_PARENT, APMU_DISP1, 0x1b, 0x1b, 0x0, 0, &disp1_lock},

include/dt-bindings/clock/at91.h

@@ -9,6 +9,20 @@
 #ifndef _DT_BINDINGS_CLK_AT91_H
 #define _DT_BINDINGS_CLK_AT91_H
 
+#define PMC_TYPE_CORE		0
+#define PMC_TYPE_SYSTEM		1
+#define PMC_TYPE_PERIPHERAL	2
+#define PMC_TYPE_GCK		3
+
+#define PMC_SLOW		0
+#define PMC_MCK			1
+#define PMC_UTMI		2
+#define PMC_MAIN		3
+#define PMC_MCK2		4
+#define PMC_I2S0_MUX		5
+#define PMC_I2S1_MUX		6
+
+#ifndef AT91_PMC_MOSCS
 #define AT91_PMC_MOSCS		0		/* MOSCS Flag */
 #define AT91_PMC_LOCKA		1		/* PLLA Lock */
 #define AT91_PMC_LOCKB		2		/* PLLB Lock */
@@ -19,5 +33,6 @@
 #define AT91_PMC_MOSCRCS	17		/* Main On-Chip RC */
 #define AT91_PMC_CFDEV		18		/* Clock Failure Detector Event */
 #define AT91_PMC_GCKRDY		24		/* Generated Clocks */
+#endif
 
 #endif

include/dt-bindings/reset/actions,s700-reset.h

@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+//
+// Device Tree binding constants for Actions Semi S700 Reset Management Unit
+//
+// Copyright (c) 2018 Linaro Ltd.
+
+#ifndef __DT_BINDINGS_ACTIONS_S700_RESET_H
+#define __DT_BINDINGS_ACTIONS_S700_RESET_H
+
+#define RESET_AUDIO				0
+#define RESET_CSI				1
+#define RESET_DE				2
+#define RESET_DSI				3
+#define RESET_GPIO				4
+#define RESET_I2C0				5
+#define RESET_I2C1				6
+#define RESET_I2C2				7
+#define RESET_I2C3				8
+#define RESET_KEY				9
+#define RESET_LCD0				10
+#define RESET_SI				11
+#define RESET_SPI0				12
+#define RESET_SPI1				13
+#define RESET_SPI2				14
+#define RESET_SPI3				15
+#define RESET_UART0				16
+#define RESET_UART1				17
+#define RESET_UART2				18
+#define RESET_UART3				19
+#define RESET_UART4				20
+#define RESET_UART5				21
+#define RESET_UART6				22
+
+#endif /* __DT_BINDINGS_ACTIONS_S700_RESET_H */

include/dt-bindings/reset/actions,s900-reset.h

@@ -0,0 +1,65 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+//
+// Device Tree binding constants for Actions Semi S900 Reset Management Unit
+//
+// Copyright (c) 2018 Linaro Ltd.
+
+#ifndef __DT_BINDINGS_ACTIONS_S900_RESET_H
+#define __DT_BINDINGS_ACTIONS_S900_RESET_H
+
+#define RESET_CHIPID				0
+#define RESET_CPU_SCNT				1
+#define RESET_SRAMI				2
+#define RESET_DDR_CTL_PHY			3
+#define RESET_DMAC				4
+#define RESET_GPIO				5
+#define RESET_BISP_AXI				6
+#define RESET_CSI0				7
+#define RESET_CSI1				8
+#define RESET_DE				9
+#define RESET_DSI				10
+#define RESET_GPU3D_PA				11
+#define RESET_GPU3D_PB				12
+#define RESET_HDE				13
+#define RESET_I2C0				14
+#define RESET_I2C1				15
+#define RESET_I2C2				16
+#define RESET_I2C3				17
+#define RESET_I2C4				18
+#define RESET_I2C5				19
+#define RESET_IMX				20
+#define RESET_NANDC0				21
+#define RESET_NANDC1				22
+#define RESET_SD0				23
+#define RESET_SD1				24
+#define RESET_SD2				25
+#define RESET_SD3				26
+#define RESET_SPI0				27
+#define RESET_SPI1				28
+#define RESET_SPI2				29
+#define RESET_SPI3				30
+#define RESET_UART0				31
+#define RESET_UART1				32
+#define RESET_UART2				33
+#define RESET_UART3				34
+#define RESET_UART4				35
+#define RESET_UART5				36
+#define RESET_UART6				37
+#define RESET_HDMI				38
+#define RESET_LVDS				39
+#define RESET_EDP				40
+#define RESET_USB2HUB				41
+#define RESET_USB2HSIC				42
+#define RESET_USB3				43
+#define RESET_PCM1				44
+#define RESET_AUDIO				45
+#define RESET_PCM0				46
+#define RESET_SE				47
+#define RESET_GIC				48
+#define RESET_DDR_CTL_PHY_AXI			49
+#define RESET_CMU_DDR				50
+#define RESET_DMM				51
+#define RESET_HDCP2TX				52
+#define RESET_ETHERNET				53
+
+#endif /* __DT_BINDINGS_ACTIONS_S900_RESET_H */