Procházet zdrojové kódy

Merge tag 'clk-renesas-for-v4.10-tag3' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers into clk-next

Pull more clk driver updates from Geert Uytterhoeven:

  - CSI2 and VIN clocks for R-Car M3-W,
  - Clock drivers for new RZ/G1M and RZ/G1E SoCs,
  - Minor bug fix for R-Car H3.

* tag 'clk-renesas-for-v4.10-tag3' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers:
  clk: renesas: cpg-mssr: Add R8A7745 support
  clk: renesas: cpg-mssr: Add R8A7743 support
  clk: renesas: cpg-mssr: Add common R-Car Gen2 support
  clk: renesas: r8a7795: Fix HDMI parent clock
  clk: renesas: r8a7796: Add VIN clocks
  clk: renesas: r8a7796: Add CSI2 clocks
Stephen Boyd před 8 roky
rodič
revize
9baabf4341

+ 4 - 1
Documentation/devicetree/bindings/clock/renesas,cpg-mssr.txt

@@ -13,6 +13,8 @@ They provide the following functionalities:
 
 Required Properties:
   - compatible: Must be one of:
+      - "renesas,r8a7743-cpg-mssr" for the r8a7743 SoC (RZ/G1M)
+      - "renesas,r8a7745-cpg-mssr" for the r8a7745 SoC (RZ/G1E)
       - "renesas,r8a7795-cpg-mssr" for the r8a7795 SoC (R-Car H3)
       - "renesas,r8a7796-cpg-mssr" for the r8a7796 SoC (R-Car M3-W)
 
@@ -22,8 +24,9 @@ Required Properties:
   - clocks: References to external parent clocks, one entry for each entry in
     clock-names
   - clock-names: List of external parent clock names. Valid names are:
-      - "extal" (r8a7795, r8a7796)
+      - "extal" (r8a7743, r8a7745, r8a7795, r8a7796)
       - "extalr" (r8a7795, r8a7796)
+      - "usb_extal" (r8a7743, r8a7745)
 
   - #clock-cells: Must be 2
       - For CPG core clocks, the two clock specifier cells must be "CPG_CORE"

+ 2 - 0
drivers/clk/renesas/Kconfig

@@ -1,5 +1,7 @@
 config CLK_RENESAS_CPG_MSSR
 	bool
+	default y if ARCH_R8A7743
+	default y if ARCH_R8A7745
 	default y if ARCH_R8A7795
 	default y if ARCH_R8A7796
 

+ 2 - 0
drivers/clk/renesas/Makefile

@@ -2,6 +2,8 @@ obj-$(CONFIG_ARCH_EMEV2)		+= clk-emev2.o
 obj-$(CONFIG_ARCH_R7S72100)		+= clk-rz.o
 obj-$(CONFIG_ARCH_R8A73A4)		+= clk-r8a73a4.o clk-div6.o
 obj-$(CONFIG_ARCH_R8A7740)		+= clk-r8a7740.o clk-div6.o
+obj-$(CONFIG_ARCH_R8A7743)		+= r8a7743-cpg-mssr.o rcar-gen2-cpg.o
+obj-$(CONFIG_ARCH_R8A7745)		+= r8a7745-cpg-mssr.o rcar-gen2-cpg.o
 obj-$(CONFIG_ARCH_R8A7778)		+= clk-r8a7778.o
 obj-$(CONFIG_ARCH_R8A7779)		+= clk-r8a7779.o
 obj-$(CONFIG_ARCH_R8A7790)		+= clk-rcar-gen2.o clk-div6.o

+ 270 - 0
drivers/clk/renesas/r8a7743-cpg-mssr.c

@@ -0,0 +1,270 @@
+/*
+ * r8a7743 Clock Pulse Generator / Module Standby and Software Reset
+ *
+ * Copyright (C) 2016 Cogent Embedded Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation; of the License.
+ */
+
+#include <linux/device.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/soc/renesas/rcar-rst.h>
+
+#include <dt-bindings/clock/r8a7743-cpg-mssr.h>
+
+#include "renesas-cpg-mssr.h"
+#include "rcar-gen2-cpg.h"
+
+enum clk_ids {
+	/* Core Clock Outputs exported to DT */
+	LAST_DT_CORE_CLK = R8A7743_CLK_OSC,
+
+	/* External Input Clocks */
+	CLK_EXTAL,
+	CLK_USB_EXTAL,
+
+	/* Internal Core Clocks */
+	CLK_MAIN,
+	CLK_PLL0,
+	CLK_PLL1,
+	CLK_PLL3,
+	CLK_PLL1_DIV2,
+
+	/* Module Clocks */
+	MOD_CLK_BASE
+};
+
+static const struct cpg_core_clk r8a7743_core_clks[] __initconst = {
+	/* External Clock Inputs */
+	DEF_INPUT("extal",	CLK_EXTAL),
+	DEF_INPUT("usb_extal",	CLK_USB_EXTAL),
+
+	/* Internal Core Clocks */
+	DEF_BASE(".main",	CLK_MAIN, CLK_TYPE_GEN2_MAIN, CLK_EXTAL),
+	DEF_BASE(".pll0",	CLK_PLL0, CLK_TYPE_GEN2_PLL0, CLK_MAIN),
+	DEF_BASE(".pll1",	CLK_PLL1, CLK_TYPE_GEN2_PLL1, CLK_MAIN),
+	DEF_BASE(".pll3",	CLK_PLL3, CLK_TYPE_GEN2_PLL3, CLK_MAIN),
+
+	DEF_FIXED(".pll1_div2",	CLK_PLL1_DIV2, CLK_PLL1, 2, 1),
+
+	/* Core Clock Outputs */
+	DEF_BASE("z",    R8A7743_CLK_Z,    CLK_TYPE_GEN2_Z,	CLK_PLL0),
+	DEF_BASE("lb",   R8A7743_CLK_LB,   CLK_TYPE_GEN2_LB,	CLK_PLL1),
+	DEF_BASE("sdh",  R8A7743_CLK_SDH,  CLK_TYPE_GEN2_SDH,	CLK_PLL1),
+	DEF_BASE("sd0",  R8A7743_CLK_SD0,  CLK_TYPE_GEN2_SD0,	CLK_PLL1),
+	DEF_BASE("qspi", R8A7743_CLK_QSPI, CLK_TYPE_GEN2_QSPI,	CLK_PLL1_DIV2),
+	DEF_BASE("rcan", R8A7743_CLK_RCAN, CLK_TYPE_GEN2_RCAN,	CLK_USB_EXTAL),
+
+	DEF_FIXED("zg",    R8A7743_CLK_ZG,	CLK_PLL1,	    3, 1),
+	DEF_FIXED("zx",    R8A7743_CLK_ZX,	CLK_PLL1,	    3, 1),
+	DEF_FIXED("zs",    R8A7743_CLK_ZS,	CLK_PLL1,	    6, 1),
+	DEF_FIXED("hp",    R8A7743_CLK_HP,	CLK_PLL1,	   12, 1),
+	DEF_FIXED("b",     R8A7743_CLK_B,	CLK_PLL1,	   12, 1),
+	DEF_FIXED("p",     R8A7743_CLK_P,	CLK_PLL1,	   24, 1),
+	DEF_FIXED("cl",    R8A7743_CLK_CL,	CLK_PLL1,	   48, 1),
+	DEF_FIXED("m2",    R8A7743_CLK_M2,	CLK_PLL1,	    8, 1),
+	DEF_FIXED("zb3",   R8A7743_CLK_ZB3,	CLK_PLL3,	    4, 1),
+	DEF_FIXED("zb3d2", R8A7743_CLK_ZB3D2,	CLK_PLL3,	    8, 1),
+	DEF_FIXED("ddr",   R8A7743_CLK_DDR,	CLK_PLL3,	    8, 1),
+	DEF_FIXED("mp",    R8A7743_CLK_MP,	CLK_PLL1_DIV2,	   15, 1),
+	DEF_FIXED("cp",    R8A7743_CLK_CP,	CLK_EXTAL,	    2, 1),
+	DEF_FIXED("r",     R8A7743_CLK_R,	CLK_PLL1,	49152, 1),
+	DEF_FIXED("osc",   R8A7743_CLK_OSC,	CLK_PLL1,	12288, 1),
+
+	DEF_DIV6P1("sd2",  R8A7743_CLK_SD2,	CLK_PLL1_DIV2,	0x078),
+	DEF_DIV6P1("sd3",  R8A7743_CLK_SD3,	CLK_PLL1_DIV2,	0x26c),
+	DEF_DIV6P1("mmc0", R8A7743_CLK_MMC0,	CLK_PLL1_DIV2,	0x240),
+};
+
+static const struct mssr_mod_clk r8a7743_mod_clks[] __initconst = {
+	DEF_MOD("msiof0",		   0,	R8A7743_CLK_MP),
+	DEF_MOD("vcp0",			 101,	R8A7743_CLK_ZS),
+	DEF_MOD("vpc0",			 103,	R8A7743_CLK_ZS),
+	DEF_MOD("tmu1",			 111,	R8A7743_CLK_P),
+	DEF_MOD("3dg",			 112,	R8A7743_CLK_ZG),
+	DEF_MOD("2d-dmac",		 115,	R8A7743_CLK_ZS),
+	DEF_MOD("fdp1-1",		 118,	R8A7743_CLK_ZS),
+	DEF_MOD("fdp1-0",		 119,	R8A7743_CLK_ZS),
+	DEF_MOD("tmu3",			 121,	R8A7743_CLK_P),
+	DEF_MOD("tmu2",			 122,	R8A7743_CLK_P),
+	DEF_MOD("cmt0",			 124,	R8A7743_CLK_R),
+	DEF_MOD("tmu0",			 125,	R8A7743_CLK_CP),
+	DEF_MOD("vsp1du1",		 127,	R8A7743_CLK_ZS),
+	DEF_MOD("vsp1du0",		 128,	R8A7743_CLK_ZS),
+	DEF_MOD("vsp1-sy",		 131,	R8A7743_CLK_ZS),
+	DEF_MOD("scifa2",		 202,	R8A7743_CLK_MP),
+	DEF_MOD("scifa1",		 203,	R8A7743_CLK_MP),
+	DEF_MOD("scifa0",		 204,	R8A7743_CLK_MP),
+	DEF_MOD("msiof2",		 205,	R8A7743_CLK_MP),
+	DEF_MOD("scifb0",		 206,	R8A7743_CLK_MP),
+	DEF_MOD("scifb1",		 207,	R8A7743_CLK_MP),
+	DEF_MOD("msiof1",		 208,	R8A7743_CLK_MP),
+	DEF_MOD("scifb2",		 216,	R8A7743_CLK_MP),
+	DEF_MOD("sys-dmac1",		 218,	R8A7743_CLK_ZS),
+	DEF_MOD("sys-dmac0",		 219,	R8A7743_CLK_ZS),
+	DEF_MOD("tpu0",			 304,	R8A7743_CLK_CP),
+	DEF_MOD("sdhi3",		 311,	R8A7743_CLK_SD3),
+	DEF_MOD("sdhi2",		 312,	R8A7743_CLK_SD2),
+	DEF_MOD("sdhi0",		 314,	R8A7743_CLK_SD0),
+	DEF_MOD("mmcif0",		 315,	R8A7743_CLK_MMC0),
+	DEF_MOD("iic0",			 318,	R8A7743_CLK_HP),
+	DEF_MOD("pciec",		 319,	R8A7743_CLK_MP),
+	DEF_MOD("iic1",			 323,	R8A7743_CLK_HP),
+	DEF_MOD("usb3.0",		 328,	R8A7743_CLK_MP),
+	DEF_MOD("cmt1",			 329,	R8A7743_CLK_R),
+	DEF_MOD("usbhs-dmac0",		 330,	R8A7743_CLK_HP),
+	DEF_MOD("usbhs-dmac1",		 331,	R8A7743_CLK_HP),
+	DEF_MOD("irqc",			 407,	R8A7743_CLK_CP),
+	DEF_MOD("intc-sys",		 408,	R8A7743_CLK_ZS),
+	DEF_MOD("audio-dmac1",		 501,	R8A7743_CLK_HP),
+	DEF_MOD("audio-dmac0",		 502,	R8A7743_CLK_HP),
+	DEF_MOD("thermal",		 522,	CLK_EXTAL),
+	DEF_MOD("pwm",			 523,	R8A7743_CLK_P),
+	DEF_MOD("usb-ehci",		 703,	R8A7743_CLK_MP),
+	DEF_MOD("usbhs",		 704,	R8A7743_CLK_HP),
+	DEF_MOD("hscif2",		 713,	R8A7743_CLK_ZS),
+	DEF_MOD("scif5",		 714,	R8A7743_CLK_P),
+	DEF_MOD("scif4",		 715,	R8A7743_CLK_P),
+	DEF_MOD("hscif1",		 716,	R8A7743_CLK_ZS),
+	DEF_MOD("hscif0",		 717,	R8A7743_CLK_ZS),
+	DEF_MOD("scif3",		 718,	R8A7743_CLK_P),
+	DEF_MOD("scif2",		 719,	R8A7743_CLK_P),
+	DEF_MOD("scif1",		 720,	R8A7743_CLK_P),
+	DEF_MOD("scif0",		 721,	R8A7743_CLK_P),
+	DEF_MOD("du1",			 723,	R8A7743_CLK_ZX),
+	DEF_MOD("du0",			 724,	R8A7743_CLK_ZX),
+	DEF_MOD("lvds0",		 726,	R8A7743_CLK_ZX),
+	DEF_MOD("ipmmu-sgx",		 800,	R8A7743_CLK_ZX),
+	DEF_MOD("vin2",			 809,	R8A7743_CLK_ZG),
+	DEF_MOD("vin1",			 810,	R8A7743_CLK_ZG),
+	DEF_MOD("vin0",			 811,	R8A7743_CLK_ZG),
+	DEF_MOD("etheravb",		 812,	R8A7743_CLK_HP),
+	DEF_MOD("ether",		 813,	R8A7743_CLK_P),
+	DEF_MOD("sata1",		 814,	R8A7743_CLK_ZS),
+	DEF_MOD("sata0",		 815,	R8A7743_CLK_ZS),
+	DEF_MOD("gpio7",		 904,	R8A7743_CLK_CP),
+	DEF_MOD("gpio6",		 905,	R8A7743_CLK_CP),
+	DEF_MOD("gpio5",		 907,	R8A7743_CLK_CP),
+	DEF_MOD("gpio4",		 908,	R8A7743_CLK_CP),
+	DEF_MOD("gpio3",		 909,	R8A7743_CLK_CP),
+	DEF_MOD("gpio2",		 910,	R8A7743_CLK_CP),
+	DEF_MOD("gpio1",		 911,	R8A7743_CLK_CP),
+	DEF_MOD("gpio0",		 912,	R8A7743_CLK_CP),
+	DEF_MOD("can1",			 915,	R8A7743_CLK_P),
+	DEF_MOD("can0",			 916,	R8A7743_CLK_P),
+	DEF_MOD("qspi_mod",		 917,	R8A7743_CLK_QSPI),
+	DEF_MOD("i2c5",			 925,	R8A7743_CLK_HP),
+	DEF_MOD("iicdvfs",		 926,	R8A7743_CLK_CP),
+	DEF_MOD("i2c4",			 927,	R8A7743_CLK_HP),
+	DEF_MOD("i2c3",			 928,	R8A7743_CLK_HP),
+	DEF_MOD("i2c2",			 929,	R8A7743_CLK_HP),
+	DEF_MOD("i2c1",			 930,	R8A7743_CLK_HP),
+	DEF_MOD("i2c0",			 931,	R8A7743_CLK_HP),
+	DEF_MOD("ssi-all",		1005,	R8A7743_CLK_P),
+	DEF_MOD("ssi9",			1006,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi8",			1007,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi7",			1008,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi6",			1009,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi5",			1010,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi4",			1011,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi3",			1012,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi2",			1013,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi1",			1014,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi0",			1015,	MOD_CLK_ID(1005)),
+	DEF_MOD("scu-all",		1017,	R8A7743_CLK_P),
+	DEF_MOD("scu-dvc1",		1018,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-dvc0",		1019,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-ctu1-mix1",	1020,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-ctu0-mix0",	1021,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src9",		1022,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src8",		1023,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src7",		1024,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src6",		1025,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src5",		1026,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src4",		1027,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src3",		1028,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src2",		1029,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src1",		1030,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src0",		1031,	MOD_CLK_ID(1017)),
+	DEF_MOD("scifa3",		1106,	R8A7743_CLK_MP),
+	DEF_MOD("scifa4",		1107,	R8A7743_CLK_MP),
+	DEF_MOD("scifa5",		1108,	R8A7743_CLK_MP),
+};
+
+static const unsigned int r8a7743_crit_mod_clks[] __initconst = {
+	MOD_CLK_ID(408),	/* INTC-SYS (GIC) */
+};
+
+/*
+ * CPG Clock Data
+ */
+
+/*
+ *    MD	EXTAL		PLL0	PLL1	PLL3
+ * 14 13 19	(MHz)		*1	*1
+ *---------------------------------------------------
+ * 0  0  0	15		x172/2	x208/2	x106
+ * 0  0  1	15		x172/2	x208/2	x88
+ * 0  1  0	20		x130/2	x156/2	x80
+ * 0  1  1	20		x130/2	x156/2	x66
+ * 1  0  0	26 / 2		x200/2	x240/2	x122
+ * 1  0  1	26 / 2		x200/2	x240/2	x102
+ * 1  1  0	30 / 2		x172/2	x208/2	x106
+ * 1  1  1	30 / 2		x172/2	x208/2	x88
+ *
+ * *1 :	Table 7.5a indicates VCO output (PLLx = VCO/2)
+ */
+#define CPG_PLL_CONFIG_INDEX(md)	((((md) & BIT(14)) >> 12) | \
+					 (((md) & BIT(13)) >> 12) | \
+					 (((md) & BIT(19)) >> 19))
+
+static const struct rcar_gen2_cpg_pll_config cpg_pll_configs[8] __initconst = {
+	/* EXTAL div	PLL1 mult	PLL3 mult */
+	{ 1,		208,		106,	},
+	{ 1,		208,		88,	},
+	{ 1,		156,		80,	},
+	{ 1,		156,		66,	},
+	{ 2,		240,		122,	},
+	{ 2,		240,		102,	},
+	{ 2,		208,		106,	},
+	{ 2,		208,		88,	},
+};
+
+static int __init r8a7743_cpg_mssr_init(struct device *dev)
+{
+	const struct rcar_gen2_cpg_pll_config *cpg_pll_config;
+	u32 cpg_mode;
+	int error;
+
+	error = rcar_rst_read_mode_pins(&cpg_mode);
+	if (error)
+		return error;
+
+	cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)];
+
+	return rcar_gen2_cpg_init(cpg_pll_config, 2, cpg_mode);
+}
+
+const struct cpg_mssr_info r8a7743_cpg_mssr_info __initconst = {
+	/* Core Clocks */
+	.core_clks = r8a7743_core_clks,
+	.num_core_clks = ARRAY_SIZE(r8a7743_core_clks),
+	.last_dt_core_clk = LAST_DT_CORE_CLK,
+	.num_total_core_clks = MOD_CLK_BASE,
+
+	/* Module Clocks */
+	.mod_clks = r8a7743_mod_clks,
+	.num_mod_clks = ARRAY_SIZE(r8a7743_mod_clks),
+	.num_hw_mod_clks = 12 * 32,
+
+	/* Critical Module Clocks */
+	.crit_mod_clks = r8a7743_crit_mod_clks,
+	.num_crit_mod_clks = ARRAY_SIZE(r8a7743_crit_mod_clks),
+
+	/* Callbacks */
+	.init = r8a7743_cpg_mssr_init,
+	.cpg_clk_register = rcar_gen2_cpg_clk_register,
+};

+ 259 - 0
drivers/clk/renesas/r8a7745-cpg-mssr.c

@@ -0,0 +1,259 @@
+/*
+ * r8a7745 Clock Pulse Generator / Module Standby and Software Reset
+ *
+ * Copyright (C) 2016 Cogent Embedded Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation; of the License.
+ */
+
+#include <linux/device.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/soc/renesas/rcar-rst.h>
+
+#include <dt-bindings/clock/r8a7745-cpg-mssr.h>
+
+#include "renesas-cpg-mssr.h"
+#include "rcar-gen2-cpg.h"
+
+enum clk_ids {
+	/* Core Clock Outputs exported to DT */
+	LAST_DT_CORE_CLK = R8A7745_CLK_OSC,
+
+	/* External Input Clocks */
+	CLK_EXTAL,
+	CLK_USB_EXTAL,
+
+	/* Internal Core Clocks */
+	CLK_MAIN,
+	CLK_PLL0,
+	CLK_PLL1,
+	CLK_PLL3,
+	CLK_PLL1_DIV2,
+
+	/* Module Clocks */
+	MOD_CLK_BASE
+};
+
+static const struct cpg_core_clk r8a7745_core_clks[] __initconst = {
+	/* External Clock Inputs */
+	DEF_INPUT("extal",	CLK_EXTAL),
+	DEF_INPUT("usb_extal",	CLK_USB_EXTAL),
+
+	/* Internal Core Clocks */
+	DEF_BASE(".main",	CLK_MAIN, CLK_TYPE_GEN2_MAIN, CLK_EXTAL),
+	DEF_BASE(".pll0",	CLK_PLL0, CLK_TYPE_GEN2_PLL0, CLK_MAIN),
+	DEF_BASE(".pll1",	CLK_PLL1, CLK_TYPE_GEN2_PLL1, CLK_MAIN),
+	DEF_BASE(".pll3",	CLK_PLL3, CLK_TYPE_GEN2_PLL3, CLK_MAIN),
+
+	DEF_FIXED(".pll1_div2",	CLK_PLL1_DIV2, CLK_PLL1, 2, 1),
+
+	/* Core Clock Outputs */
+	DEF_BASE("lb",   R8A7745_CLK_LB,   CLK_TYPE_GEN2_LB,	CLK_PLL1),
+	DEF_BASE("sdh",  R8A7745_CLK_SDH,  CLK_TYPE_GEN2_SDH,	CLK_PLL1),
+	DEF_BASE("sd0",  R8A7745_CLK_SD0,  CLK_TYPE_GEN2_SD0,	CLK_PLL1),
+	DEF_BASE("qspi", R8A7745_CLK_QSPI, CLK_TYPE_GEN2_QSPI,	CLK_PLL1_DIV2),
+	DEF_BASE("rcan", R8A7745_CLK_RCAN, CLK_TYPE_GEN2_RCAN,	CLK_USB_EXTAL),
+
+	DEF_FIXED("z2",    R8A7745_CLK_Z2,	CLK_PLL0,	    1, 1),
+	DEF_FIXED("zg",    R8A7745_CLK_ZG,	CLK_PLL1,	    6, 1),
+	DEF_FIXED("zx",    R8A7745_CLK_ZX,	CLK_PLL1,	    3, 1),
+	DEF_FIXED("zs",    R8A7745_CLK_ZS,	CLK_PLL1,	    6, 1),
+	DEF_FIXED("hp",    R8A7745_CLK_HP,	CLK_PLL1,	   12, 1),
+	DEF_FIXED("b",     R8A7745_CLK_B,	CLK_PLL1,	   12, 1),
+	DEF_FIXED("p",     R8A7745_CLK_P,	CLK_PLL1,	   24, 1),
+	DEF_FIXED("cl",    R8A7745_CLK_CL,	CLK_PLL1,	   48, 1),
+	DEF_FIXED("cp",    R8A7745_CLK_CP,	CLK_PLL1,	   48, 1),
+	DEF_FIXED("m2",    R8A7745_CLK_M2,	CLK_PLL1,	    8, 1),
+	DEF_FIXED("zb3",   R8A7745_CLK_ZB3,	CLK_PLL3,	    4, 1),
+	DEF_FIXED("zb3d2", R8A7745_CLK_ZB3D2,	CLK_PLL3,	    8, 1),
+	DEF_FIXED("ddr",   R8A7745_CLK_DDR,	CLK_PLL3,	    8, 1),
+	DEF_FIXED("mp",    R8A7745_CLK_MP,	CLK_PLL1_DIV2,	   15, 1),
+	DEF_FIXED("cpex",  R8A7745_CLK_CPEX,	CLK_EXTAL,	    2, 1),
+	DEF_FIXED("r",     R8A7745_CLK_R,	CLK_PLL1,	49152, 1),
+	DEF_FIXED("osc",   R8A7745_CLK_OSC,	CLK_PLL1,	12288, 1),
+
+	DEF_DIV6P1("sd2",  R8A7745_CLK_SD2,	CLK_PLL1_DIV2,	0x078),
+	DEF_DIV6P1("sd3",  R8A7745_CLK_SD3,	CLK_PLL1_DIV2,	0x26c),
+	DEF_DIV6P1("mmc0", R8A7745_CLK_MMC0,	CLK_PLL1_DIV2,	0x240),
+};
+
+static const struct mssr_mod_clk r8a7745_mod_clks[] __initconst = {
+	DEF_MOD("msiof0",		   0,	R8A7745_CLK_MP),
+	DEF_MOD("vcp0",			 101,	R8A7745_CLK_ZS),
+	DEF_MOD("vpc0",			 103,	R8A7745_CLK_ZS),
+	DEF_MOD("tmu1",			 111,	R8A7745_CLK_P),
+	DEF_MOD("3dg",			 112,	R8A7745_CLK_ZG),
+	DEF_MOD("2d-dmac",		 115,	R8A7745_CLK_ZS),
+	DEF_MOD("fdp1-0",		 119,	R8A7745_CLK_ZS),
+	DEF_MOD("tmu3",			 121,	R8A7745_CLK_P),
+	DEF_MOD("tmu2",			 122,	R8A7745_CLK_P),
+	DEF_MOD("cmt0",			 124,	R8A7745_CLK_R),
+	DEF_MOD("tmu0",			 125,	R8A7745_CLK_CP),
+	DEF_MOD("vsp1du0",		 128,	R8A7745_CLK_ZS),
+	DEF_MOD("vsp1-sy",		 131,	R8A7745_CLK_ZS),
+	DEF_MOD("scifa2",		 202,	R8A7745_CLK_MP),
+	DEF_MOD("scifa1",		 203,	R8A7745_CLK_MP),
+	DEF_MOD("scifa0",		 204,	R8A7745_CLK_MP),
+	DEF_MOD("msiof2",		 205,	R8A7745_CLK_MP),
+	DEF_MOD("scifb0",		 206,	R8A7745_CLK_MP),
+	DEF_MOD("scifb1",		 207,	R8A7745_CLK_MP),
+	DEF_MOD("msiof1",		 208,	R8A7745_CLK_MP),
+	DEF_MOD("scifb2",		 216,	R8A7745_CLK_MP),
+	DEF_MOD("sys-dmac1",		 218,	R8A7745_CLK_ZS),
+	DEF_MOD("sys-dmac0",		 219,	R8A7745_CLK_ZS),
+	DEF_MOD("tpu0",			 304,	R8A7745_CLK_CP),
+	DEF_MOD("sdhi3",		 311,	R8A7745_CLK_SD3),
+	DEF_MOD("sdhi2",		 312,	R8A7745_CLK_SD2),
+	DEF_MOD("sdhi0",		 314,	R8A7745_CLK_SD0),
+	DEF_MOD("mmcif0",		 315,	R8A7745_CLK_MMC0),
+	DEF_MOD("iic0",			 318,	R8A7745_CLK_HP),
+	DEF_MOD("iic1",			 323,	R8A7745_CLK_HP),
+	DEF_MOD("cmt1",			 329,	R8A7745_CLK_R),
+	DEF_MOD("usbhs-dmac0",		 330,	R8A7745_CLK_HP),
+	DEF_MOD("usbhs-dmac1",		 331,	R8A7745_CLK_HP),
+	DEF_MOD("irqc",			 407,	R8A7745_CLK_CP),
+	DEF_MOD("intc-sys",		 408,	R8A7745_CLK_ZS),
+	DEF_MOD("audio-dmac0",		 502,	R8A7745_CLK_HP),
+	DEF_MOD("pwm",			 523,	R8A7745_CLK_P),
+	DEF_MOD("usb-ehci",		 703,	R8A7745_CLK_MP),
+	DEF_MOD("usbhs",		 704,	R8A7745_CLK_HP),
+	DEF_MOD("hscif2",		 713,	R8A7745_CLK_ZS),
+	DEF_MOD("scif5",		 714,	R8A7745_CLK_P),
+	DEF_MOD("scif4",		 715,	R8A7745_CLK_P),
+	DEF_MOD("hscif1",		 716,	R8A7745_CLK_ZS),
+	DEF_MOD("hscif0",		 717,	R8A7745_CLK_ZS),
+	DEF_MOD("scif3",		 718,	R8A7745_CLK_P),
+	DEF_MOD("scif2",		 719,	R8A7745_CLK_P),
+	DEF_MOD("scif1",		 720,	R8A7745_CLK_P),
+	DEF_MOD("scif0",		 721,	R8A7745_CLK_P),
+	DEF_MOD("du0",			 724,	R8A7745_CLK_ZX),
+	DEF_MOD("ipmmu-sgx",		 800,	R8A7745_CLK_ZX),
+	DEF_MOD("vin1",			 810,	R8A7745_CLK_ZG),
+	DEF_MOD("vin0",			 811,	R8A7745_CLK_ZG),
+	DEF_MOD("etheravb",		 812,	R8A7745_CLK_HP),
+	DEF_MOD("ether",		 813,	R8A7745_CLK_P),
+	DEF_MOD("gpio6",		 905,	R8A7745_CLK_CP),
+	DEF_MOD("gpio5",		 907,	R8A7745_CLK_CP),
+	DEF_MOD("gpio4",		 908,	R8A7745_CLK_CP),
+	DEF_MOD("gpio3",		 909,	R8A7745_CLK_CP),
+	DEF_MOD("gpio2",		 910,	R8A7745_CLK_CP),
+	DEF_MOD("gpio1",		 911,	R8A7745_CLK_CP),
+	DEF_MOD("gpio0",		 912,	R8A7745_CLK_CP),
+	DEF_MOD("can1",			 915,	R8A7745_CLK_P),
+	DEF_MOD("can0",			 916,	R8A7745_CLK_P),
+	DEF_MOD("qspi_mod",		 917,	R8A7745_CLK_QSPI),
+	DEF_MOD("i2c5",			 925,	R8A7745_CLK_HP),
+	DEF_MOD("i2c4",			 927,	R8A7745_CLK_HP),
+	DEF_MOD("i2c3",			 928,	R8A7745_CLK_HP),
+	DEF_MOD("i2c2",			 929,	R8A7745_CLK_HP),
+	DEF_MOD("i2c1",			 930,	R8A7745_CLK_HP),
+	DEF_MOD("i2c0",			 931,	R8A7745_CLK_HP),
+	DEF_MOD("ssi-all",		1005,	R8A7745_CLK_P),
+	DEF_MOD("ssi9",			1006,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi8",			1007,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi7",			1008,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi6",			1009,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi5",			1010,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi4",			1011,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi3",			1012,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi2",			1013,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi1",			1014,	MOD_CLK_ID(1005)),
+	DEF_MOD("ssi0",			1015,	MOD_CLK_ID(1005)),
+	DEF_MOD("scu-all",		1017,	R8A7745_CLK_P),
+	DEF_MOD("scu-dvc1",		1018,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-dvc0",		1019,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-ctu1-mix1",	1020,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-ctu0-mix0",	1021,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src9",		1022,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src8",		1023,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src7",		1024,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src6",		1025,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src5",		1026,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src4",		1027,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src3",		1028,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src2",		1029,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src1",		1030,	MOD_CLK_ID(1017)),
+	DEF_MOD("scu-src0",		1031,	MOD_CLK_ID(1017)),
+	DEF_MOD("scifa3",		1106,	R8A7745_CLK_MP),
+	DEF_MOD("scifa4",		1107,	R8A7745_CLK_MP),
+	DEF_MOD("scifa5",		1108,	R8A7745_CLK_MP),
+};
+
+static const unsigned int r8a7745_crit_mod_clks[] __initconst = {
+	MOD_CLK_ID(408),	/* INTC-SYS (GIC) */
+};
+
+/*
+ * CPG Clock Data
+ */
+
+/*
+ *    MD	EXTAL		PLL0	PLL1	PLL3
+ * 14 13 19	(MHz)		*1	*2
+ *---------------------------------------------------
+ * 0  0  0	15		x200/3	x208/2	x106
+ * 0  0  1	15		x200/3	x208/2	x88
+ * 0  1  0	20		x150/3	x156/2	x80
+ * 0  1  1	20		x150/3	x156/2	x66
+ * 1  0  0	26 / 2		x230/3	x240/2	x122
+ * 1  0  1	26 / 2		x230/3	x240/2	x102
+ * 1  1  0	30 / 2		x200/3	x208/2	x106
+ * 1  1  1	30 / 2		x200/3	x208/2	x88
+ *
+ * *1 :	Table 7.5b indicates VCO output (PLL0 = VCO/3)
+ * *2 :	Table 7.5b indicates VCO output (PLL1 = VCO/2)
+ */
+#define CPG_PLL_CONFIG_INDEX(md)	((((md) & BIT(14)) >> 12) | \
+					 (((md) & BIT(13)) >> 12) | \
+					 (((md) & BIT(19)) >> 19))
+
+static const struct rcar_gen2_cpg_pll_config cpg_pll_configs[8] __initconst = {
+	/* EXTAL div	PLL1 mult	PLL3 mult	PLL0 mult */
+	{ 1,		208,		106,		200	},
+	{ 1,		208,		88,		200	},
+	{ 1,		156,		80,		150	},
+	{ 1,		156,		66,		150	},
+	{ 2,		240,		122,		230	},
+	{ 2,		240,		102,		230	},
+	{ 2,		208,		106,		200	},
+	{ 2,		208,		88,		200	},
+};
+
+static int __init r8a7745_cpg_mssr_init(struct device *dev)
+{
+	const struct rcar_gen2_cpg_pll_config *cpg_pll_config;
+	u32 cpg_mode;
+	int error;
+
+	error = rcar_rst_read_mode_pins(&cpg_mode);
+	if (error)
+		return error;
+
+	cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)];
+
+	return rcar_gen2_cpg_init(cpg_pll_config, 3, cpg_mode);
+}
+
+const struct cpg_mssr_info r8a7745_cpg_mssr_info __initconst = {
+	/* Core Clocks */
+	.core_clks = r8a7745_core_clks,
+	.num_core_clks = ARRAY_SIZE(r8a7745_core_clks),
+	.last_dt_core_clk = LAST_DT_CORE_CLK,
+	.num_total_core_clks = MOD_CLK_BASE,
+
+	/* Module Clocks */
+	.mod_clks = r8a7745_mod_clks,
+	.num_mod_clks = ARRAY_SIZE(r8a7745_mod_clks),
+	.num_hw_mod_clks = 12 * 32,
+
+	/* Critical Module Clocks */
+	.crit_mod_clks = r8a7745_crit_mod_clks,
+	.num_crit_mod_clks = ARRAY_SIZE(r8a7745_crit_mod_clks),
+
+	/* Callbacks */
+	.init = r8a7745_cpg_mssr_init,
+	.cpg_clk_register = rcar_gen2_cpg_clk_register,
+};

+ 1 - 1
drivers/clk/renesas/r8a7795-cpg-mssr.c

@@ -98,7 +98,7 @@ static const struct cpg_core_clk r8a7795_core_clks[] __initconst = {
 	DEF_FIXED("cp",         R8A7795_CLK_CP,    CLK_EXTAL,      2, 1),
 
 	DEF_DIV6P1("mso",       R8A7795_CLK_MSO,   CLK_PLL1_DIV4, 0x014),
-	DEF_DIV6P1("hdmi",      R8A7795_CLK_HDMI,  CLK_PLL1_DIV2, 0x250),
+	DEF_DIV6P1("hdmi",      R8A7795_CLK_HDMI,  CLK_PLL1_DIV4, 0x250),
 	DEF_DIV6P1("canfd",     R8A7795_CLK_CANFD, CLK_PLL1_DIV4, 0x244),
 	DEF_DIV6P1("csi0",      R8A7795_CLK_CSI0,  CLK_PLL1_DIV4, 0x00c),
 

+ 12 - 0
drivers/clk/renesas/r8a7796-cpg-mssr.c

@@ -103,6 +103,8 @@ static const struct cpg_core_clk r8a7796_core_clks[] __initconst = {
 	DEF_FIXED("cl",         R8A7796_CLK_CL,    CLK_PLL1_DIV2, 48, 1),
 	DEF_FIXED("cp",         R8A7796_CLK_CP,    CLK_EXTAL,      2, 1),
 
+	DEF_DIV6P1("csi0",      R8A7796_CLK_CSI0,  CLK_PLL1_DIV4, 0x00c),
+
 	DEF_DIV6_RO("osc",      R8A7796_CLK_OSC,   CLK_EXTAL, CPG_RCKCR,  8),
 	DEF_DIV6_RO("r_int",    CLK_RINT,          CLK_EXTAL, CPG_RCKCR, 32),
 
@@ -156,10 +158,20 @@ static const struct mssr_mod_clk r8a7796_mod_clks[] __initconst = {
 	DEF_MOD("vspd0",		 623,	R8A7796_CLK_S0D2),
 	DEF_MOD("vspb",			 626,	R8A7796_CLK_S0D1),
 	DEF_MOD("vspi0",		 631,	R8A7796_CLK_S0D1),
+	DEF_MOD("csi20",		 714,	R8A7796_CLK_CSI0),
+	DEF_MOD("csi40",		 716,	R8A7796_CLK_CSI0),
 	DEF_MOD("du2",			 722,	R8A7796_CLK_S2D1),
 	DEF_MOD("du1",			 723,	R8A7796_CLK_S2D1),
 	DEF_MOD("du0",			 724,	R8A7796_CLK_S2D1),
 	DEF_MOD("lvds",			 727,	R8A7796_CLK_S2D1),
+	DEF_MOD("vin7",			 804,	R8A7796_CLK_S0D2),
+	DEF_MOD("vin6",			 805,	R8A7796_CLK_S0D2),
+	DEF_MOD("vin5",			 806,	R8A7796_CLK_S0D2),
+	DEF_MOD("vin4",			 807,	R8A7796_CLK_S0D2),
+	DEF_MOD("vin3",			 808,	R8A7796_CLK_S0D2),
+	DEF_MOD("vin2",			 809,	R8A7796_CLK_S0D2),
+	DEF_MOD("vin1",			 810,	R8A7796_CLK_S0D2),
+	DEF_MOD("vin0",			 811,	R8A7796_CLK_S0D2),
 	DEF_MOD("etheravb",		 812,	R8A7796_CLK_S0D6),
 	DEF_MOD("gpio7",		 905,	R8A7796_CLK_S3D4),
 	DEF_MOD("gpio6",		 906,	R8A7796_CLK_S3D4),

+ 371 - 0
drivers/clk/renesas/rcar-gen2-cpg.c

@@ -0,0 +1,371 @@
+/*
+ * R-Car Gen2 Clock Pulse Generator
+ *
+ * Copyright (C) 2016 Cogent Embedded Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <linux/bug.h>
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/slab.h>
+
+#include "renesas-cpg-mssr.h"
+#include "rcar-gen2-cpg.h"
+
+#define CPG_FRQCRB		0x0004
+#define CPG_FRQCRB_KICK		BIT(31)
+#define CPG_SDCKCR		0x0074
+#define CPG_PLL0CR		0x00d8
+#define CPG_PLL0CR_STC_SHIFT	24
+#define CPG_PLL0CR_STC_MASK	(0x7f << CPG_PLL0CR_STC_SHIFT)
+#define CPG_FRQCRC		0x00e0
+#define CPG_FRQCRC_ZFC_SHIFT	8
+#define CPG_FRQCRC_ZFC_MASK	(0x1f << CPG_FRQCRC_ZFC_SHIFT)
+#define CPG_ADSPCKCR		0x025c
+#define CPG_RCANCKCR		0x0270
+
+static spinlock_t cpg_lock;
+
+/*
+ * Z Clock
+ *
+ * Traits of this clock:
+ * prepare - clk_prepare only ensures that parents are prepared
+ * enable - clk_enable only ensures that parents are enabled
+ * rate - rate is adjustable.  clk->rate = parent->rate * mult / 32
+ * parent - fixed parent.  No clk_set_parent support
+ */
+
+struct cpg_z_clk {
+	struct clk_hw hw;
+	void __iomem *reg;
+	void __iomem *kick_reg;
+};
+
+#define to_z_clk(_hw)	container_of(_hw, struct cpg_z_clk, hw)
+
+static unsigned long cpg_z_clk_recalc_rate(struct clk_hw *hw,
+					   unsigned long parent_rate)
+{
+	struct cpg_z_clk *zclk = to_z_clk(hw);
+	unsigned int mult;
+	unsigned int val;
+
+	val = (readl(zclk->reg) & CPG_FRQCRC_ZFC_MASK) >> CPG_FRQCRC_ZFC_SHIFT;
+	mult = 32 - val;
+
+	return div_u64((u64)parent_rate * mult, 32);
+}
+
+static long cpg_z_clk_round_rate(struct clk_hw *hw, unsigned long rate,
+				 unsigned long *parent_rate)
+{
+	unsigned long prate  = *parent_rate;
+	unsigned int mult;
+
+	if (!prate)
+		prate = 1;
+
+	mult = div_u64((u64)rate * 32, prate);
+	mult = clamp(mult, 1U, 32U);
+
+	return *parent_rate / 32 * mult;
+}
+
+static int cpg_z_clk_set_rate(struct clk_hw *hw, unsigned long rate,
+			      unsigned long parent_rate)
+{
+	struct cpg_z_clk *zclk = to_z_clk(hw);
+	unsigned int mult;
+	u32 val, kick;
+	unsigned int i;
+
+	mult = div_u64((u64)rate * 32, parent_rate);
+	mult = clamp(mult, 1U, 32U);
+
+	if (readl(zclk->kick_reg) & CPG_FRQCRB_KICK)
+		return -EBUSY;
+
+	val = readl(zclk->reg);
+	val &= ~CPG_FRQCRC_ZFC_MASK;
+	val |= (32 - mult) << CPG_FRQCRC_ZFC_SHIFT;
+	writel(val, zclk->reg);
+
+	/*
+	 * Set KICK bit in FRQCRB to update hardware setting and wait for
+	 * clock change completion.
+	 */
+	kick = readl(zclk->kick_reg);
+	kick |= CPG_FRQCRB_KICK;
+	writel(kick, zclk->kick_reg);
+
+	/*
+	 * Note: There is no HW information about the worst case latency.
+	 *
+	 * Using experimental measurements, it seems that no more than
+	 * ~10 iterations are needed, independently of the CPU rate.
+	 * Since this value might be dependent on external xtal rate, pll1
+	 * rate or even the other emulation clocks rate, use 1000 as a
+	 * "super" safe value.
+	 */
+	for (i = 1000; i; i--) {
+		if (!(readl(zclk->kick_reg) & CPG_FRQCRB_KICK))
+			return 0;
+
+		cpu_relax();
+	}
+
+	return -ETIMEDOUT;
+}
+
+static const struct clk_ops cpg_z_clk_ops = {
+	.recalc_rate = cpg_z_clk_recalc_rate,
+	.round_rate = cpg_z_clk_round_rate,
+	.set_rate = cpg_z_clk_set_rate,
+};
+
+static struct clk * __init cpg_z_clk_register(const char *name,
+					      const char *parent_name,
+					      void __iomem *base)
+{
+	struct clk_init_data init;
+	struct cpg_z_clk *zclk;
+	struct clk *clk;
+
+	zclk = kzalloc(sizeof(*zclk), GFP_KERNEL);
+	if (!zclk)
+		return ERR_PTR(-ENOMEM);
+
+	init.name = name;
+	init.ops = &cpg_z_clk_ops;
+	init.flags = 0;
+	init.parent_names = &parent_name;
+	init.num_parents = 1;
+
+	zclk->reg = base + CPG_FRQCRC;
+	zclk->kick_reg = base + CPG_FRQCRB;
+	zclk->hw.init = &init;
+
+	clk = clk_register(NULL, &zclk->hw);
+	if (IS_ERR(clk))
+		kfree(zclk);
+
+	return clk;
+}
+
+static struct clk * __init cpg_rcan_clk_register(const char *name,
+						 const char *parent_name,
+						 void __iomem *base)
+{
+	struct clk_fixed_factor *fixed;
+	struct clk_gate *gate;
+	struct clk *clk;
+
+	fixed = kzalloc(sizeof(*fixed), GFP_KERNEL);
+	if (!fixed)
+		return ERR_PTR(-ENOMEM);
+
+	fixed->mult = 1;
+	fixed->div = 6;
+
+	gate = kzalloc(sizeof(*gate), GFP_KERNEL);
+	if (!gate) {
+		kfree(fixed);
+		return ERR_PTR(-ENOMEM);
+	}
+
+	gate->reg = base + CPG_RCANCKCR;
+	gate->bit_idx = 8;
+	gate->flags = CLK_GATE_SET_TO_DISABLE;
+	gate->lock = &cpg_lock;
+
+	clk = clk_register_composite(NULL, name, &parent_name, 1, NULL, NULL,
+				     &fixed->hw, &clk_fixed_factor_ops,
+				     &gate->hw, &clk_gate_ops, 0);
+	if (IS_ERR(clk)) {
+		kfree(gate);
+		kfree(fixed);
+	}
+
+	return clk;
+}
+
+/* ADSP divisors */
+static const struct clk_div_table cpg_adsp_div_table[] = {
+	{  1,  3 }, {  2,  4 }, {  3,  6 }, {  4,  8 },
+	{  5, 12 }, {  6, 16 }, {  7, 18 }, {  8, 24 },
+	{ 10, 36 }, { 11, 48 }, {  0,  0 },
+};
+
+static struct clk * __init cpg_adsp_clk_register(const char *name,
+						 const char *parent_name,
+						 void __iomem *base)
+{
+	struct clk_divider *div;
+	struct clk_gate *gate;
+	struct clk *clk;
+
+	div = kzalloc(sizeof(*div), GFP_KERNEL);
+	if (!div)
+		return ERR_PTR(-ENOMEM);
+
+	div->reg = base + CPG_ADSPCKCR;
+	div->width = 4;
+	div->table = cpg_adsp_div_table;
+	div->lock = &cpg_lock;
+
+	gate = kzalloc(sizeof(*gate), GFP_KERNEL);
+	if (!gate) {
+		kfree(div);
+		return ERR_PTR(-ENOMEM);
+	}
+
+	gate->reg = base + CPG_ADSPCKCR;
+	gate->bit_idx = 8;
+	gate->flags = CLK_GATE_SET_TO_DISABLE;
+	gate->lock = &cpg_lock;
+
+	clk = clk_register_composite(NULL, name, &parent_name, 1, NULL, NULL,
+				     &div->hw, &clk_divider_ops,
+				     &gate->hw, &clk_gate_ops, 0);
+	if (IS_ERR(clk)) {
+		kfree(gate);
+		kfree(div);
+	}
+
+	return clk;
+}
+
+/* SDHI divisors */
+static const struct clk_div_table cpg_sdh_div_table[] = {
+	{  0,  2 }, {  1,  3 }, {  2,  4 }, {  3,  6 },
+	{  4,  8 }, {  5, 12 }, {  6, 16 }, {  7, 18 },
+	{  8, 24 }, { 10, 36 }, { 11, 48 }, {  0,  0 },
+};
+
+static const struct clk_div_table cpg_sd01_div_table[] = {
+	{  4,  8 }, {  5, 12 }, {  6, 16 }, {  7, 18 },
+	{  8, 24 }, { 10, 36 }, { 11, 48 }, { 12, 10 },
+	{  0,  0 },
+};
+
+static const struct rcar_gen2_cpg_pll_config *cpg_pll_config __initdata;
+static unsigned int cpg_pll0_div __initdata;
+static u32 cpg_mode __initdata;
+
+struct clk * __init rcar_gen2_cpg_clk_register(struct device *dev,
+					       const struct cpg_core_clk *core,
+					       const struct cpg_mssr_info *info,
+					       struct clk **clks,
+					       void __iomem *base)
+{
+	const struct clk_div_table *table = NULL;
+	const struct clk *parent;
+	const char *parent_name;
+	unsigned int mult = 1;
+	unsigned int div = 1;
+	unsigned int shift;
+
+	parent = clks[core->parent];
+	if (IS_ERR(parent))
+		return ERR_CAST(parent);
+
+	parent_name = __clk_get_name(parent);
+
+	switch (core->type) {
+	/* R-Car Gen2 */
+	case CLK_TYPE_GEN2_MAIN:
+		div = cpg_pll_config->extal_div;
+		break;
+
+	case CLK_TYPE_GEN2_PLL0:
+		/*
+		 * PLL0 is a  configurable multiplier clock except on R-Car
+		 * V2H/E2. Register the PLL0 clock as a fixed factor clock for
+		 * now as there's no generic multiplier clock implementation and
+		 * we  currently  have no need to change  the multiplier value.
+		 */
+		mult = cpg_pll_config->pll0_mult;
+		div  = cpg_pll0_div;
+		if (!mult) {
+			u32 pll0cr = readl(base + CPG_PLL0CR);
+
+			mult = (((pll0cr & CPG_PLL0CR_STC_MASK) >>
+				 CPG_PLL0CR_STC_SHIFT) + 1) * 2;
+		}
+		break;
+
+	case CLK_TYPE_GEN2_PLL1:
+		mult = cpg_pll_config->pll1_mult / 2;
+		break;
+
+	case CLK_TYPE_GEN2_PLL3:
+		mult = cpg_pll_config->pll3_mult;
+		break;
+
+	case CLK_TYPE_GEN2_Z:
+		return cpg_z_clk_register(core->name, parent_name, base);
+
+	case CLK_TYPE_GEN2_LB:
+		div = cpg_mode & BIT(18) ? 36 : 24;
+		break;
+
+	case CLK_TYPE_GEN2_ADSP:
+		return cpg_adsp_clk_register(core->name, parent_name, base);
+
+	case CLK_TYPE_GEN2_SDH:
+		table = cpg_sdh_div_table;
+		shift = 8;
+		break;
+
+	case CLK_TYPE_GEN2_SD0:
+		table = cpg_sd01_div_table;
+		shift = 4;
+		break;
+
+	case CLK_TYPE_GEN2_SD1:
+		table = cpg_sd01_div_table;
+		shift = 0;
+		break;
+
+	case CLK_TYPE_GEN2_QSPI:
+		div = (cpg_mode & (BIT(3) | BIT(2) | BIT(1))) == BIT(2) ?
+		      8 : 10;
+		break;
+
+	case CLK_TYPE_GEN2_RCAN:
+		return cpg_rcan_clk_register(core->name, parent_name, base);
+
+	default:
+		return ERR_PTR(-EINVAL);
+	}
+
+	if (!table)
+		return clk_register_fixed_factor(NULL, core->name, parent_name,
+						 0, mult, div);
+	else
+		return clk_register_divider_table(NULL, core->name,
+						  parent_name, 0,
+						  base + CPG_SDCKCR, shift, 4,
+						  0, table, &cpg_lock);
+}
+
+int __init rcar_gen2_cpg_init(const struct rcar_gen2_cpg_pll_config *config,
+			      unsigned int pll0_div, u32 mode)
+{
+	cpg_pll_config = config;
+	cpg_pll0_div = pll0_div;
+	cpg_mode = mode;
+
+	spin_lock_init(&cpg_lock);
+
+	return 0;
+}

+ 43 - 0
drivers/clk/renesas/rcar-gen2-cpg.h

@@ -0,0 +1,43 @@
+/*
+ * R-Car Gen2 Clock Pulse Generator
+ *
+ * Copyright (C) 2016 Cogent Embedded Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation; version 2 of the License.
+ */
+
+#ifndef __CLK_RENESAS_RCAR_GEN2_CPG_H__
+#define __CLK_RENESAS_RCAR_GEN2_CPG_H__
+
+enum rcar_gen2_clk_types {
+	CLK_TYPE_GEN2_MAIN = CLK_TYPE_CUSTOM,
+	CLK_TYPE_GEN2_PLL0,
+	CLK_TYPE_GEN2_PLL1,
+	CLK_TYPE_GEN2_PLL3,
+	CLK_TYPE_GEN2_Z,
+	CLK_TYPE_GEN2_LB,
+	CLK_TYPE_GEN2_ADSP,
+	CLK_TYPE_GEN2_SDH,
+	CLK_TYPE_GEN2_SD0,
+	CLK_TYPE_GEN2_SD1,
+	CLK_TYPE_GEN2_QSPI,
+	CLK_TYPE_GEN2_RCAN,
+};
+
+struct rcar_gen2_cpg_pll_config {
+	unsigned int extal_div;
+	unsigned int pll1_mult;
+	unsigned int pll3_mult;
+	unsigned int pll0_mult;		/* leave as zero if PLL0CR exists */
+};
+
+struct clk *rcar_gen2_cpg_clk_register(struct device *dev,
+				       const struct cpg_core_clk *core,
+				       const struct cpg_mssr_info *info,
+				       struct clk **clks, void __iomem *base);
+int rcar_gen2_cpg_init(const struct rcar_gen2_cpg_pll_config *config,
+		       unsigned int pll0_div, u32 mode);
+
+#endif

+ 12 - 0
drivers/clk/renesas/renesas-cpg-mssr.c

@@ -502,6 +502,18 @@ static int __init cpg_mssr_add_clk_domain(struct device *dev,
 }
 
 static const struct of_device_id cpg_mssr_match[] = {
+#ifdef CONFIG_ARCH_R8A7743
+	{
+		.compatible = "renesas,r8a7743-cpg-mssr",
+		.data = &r8a7743_cpg_mssr_info,
+	},
+#endif
+#ifdef CONFIG_ARCH_R8A7745
+	{
+		.compatible = "renesas,r8a7745-cpg-mssr",
+		.data = &r8a7745_cpg_mssr_info,
+	},
+#endif
 #ifdef CONFIG_ARCH_R8A7795
 	{
 		.compatible = "renesas,r8a7795-cpg-mssr",

+ 2 - 0
drivers/clk/renesas/renesas-cpg-mssr.h

@@ -130,6 +130,8 @@ struct cpg_mssr_info {
 					struct clk **clks, void __iomem *base);
 };
 
+extern const struct cpg_mssr_info r8a7743_cpg_mssr_info;
+extern const struct cpg_mssr_info r8a7745_cpg_mssr_info;
 extern const struct cpg_mssr_info r8a7795_cpg_mssr_info;
 extern const struct cpg_mssr_info r8a7796_cpg_mssr_info;
 #endif