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Merge tag 'meson-clk-4.20-1' of https://github.com/BayLibre/clk-meson into clk-meson

Pull meson clk driver updates from Jerome Brunet:

 - clk-pll driver improvements and updates
 - add axg audio controller system clocks
 - drop mpll3 from the possible pcie clock parent of the axg
 - register meson8b clock controller early

* tag 'meson-clk-4.20-1' of https://github.com/BayLibre/clk-meson:
  clk: meson: meson8b: use the regmap in the internal reset controller
  clk: meson: meson8b: register the clock controller early
  clk: meson-axg: pcie: drop the mpll3 clock parent
  clk: meson: axg: round audio system master clocks down
  clk: meson: clk-pll: drop hard-coded rates from pll tables
  clk: meson: clk-pll: remove od parameters
  clk: meson: clk-pll: drop CLK_GET_RATE_NOCACHE where unnecessary
  clk: meson: clk-pll: add enable bit
Stephen Boyd 6 年之前
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148edd50c8

+ 23 - 11
drivers/clk/meson/axg-audio.c

@@ -101,10 +101,16 @@ static const char * const mst_mux_parent_names[] = {
 	"axg_mst_in4", "axg_mst_in5", "axg_mst_in6", "axg_mst_in7",
 };
 
-#define AXG_MST_MCLK_MUX(_name, _reg)					\
-	AXG_AUD_MUX(_name##_sel, _reg, 0x7, 24, CLK_MUX_ROUND_CLOSEST, \
+#define AXG_MST_MUX(_name, _reg, _flag)				\
+	AXG_AUD_MUX(_name##_sel, _reg, 0x7, 24, _flag,		\
 		    mst_mux_parent_names, CLK_SET_RATE_PARENT)
 
+#define AXG_MST_MCLK_MUX(_name, _reg)				\
+	AXG_MST_MUX(_name, _reg, CLK_MUX_ROUND_CLOSEST)
+
+#define AXG_MST_SYS_MUX(_name, _reg)				\
+	AXG_MST_MUX(_name, _reg, 0)
+
 static AXG_MST_MCLK_MUX(mst_a_mclk,   AUDIO_MCLK_A_CTRL);
 static AXG_MST_MCLK_MUX(mst_b_mclk,   AUDIO_MCLK_B_CTRL);
 static AXG_MST_MCLK_MUX(mst_c_mclk,   AUDIO_MCLK_C_CTRL);
@@ -112,13 +118,19 @@ static AXG_MST_MCLK_MUX(mst_d_mclk,   AUDIO_MCLK_D_CTRL);
 static AXG_MST_MCLK_MUX(mst_e_mclk,   AUDIO_MCLK_E_CTRL);
 static AXG_MST_MCLK_MUX(mst_f_mclk,   AUDIO_MCLK_F_CTRL);
 static AXG_MST_MCLK_MUX(spdifout_clk, AUDIO_CLK_SPDIFOUT_CTRL);
-static AXG_MST_MCLK_MUX(spdifin_clk,  AUDIO_CLK_SPDIFIN_CTRL);
 static AXG_MST_MCLK_MUX(pdm_dclk,     AUDIO_CLK_PDMIN_CTRL0);
-static AXG_MST_MCLK_MUX(pdm_sysclk,   AUDIO_CLK_PDMIN_CTRL1);
+static AXG_MST_SYS_MUX(spdifin_clk,   AUDIO_CLK_SPDIFIN_CTRL);
+static AXG_MST_SYS_MUX(pdm_sysclk,    AUDIO_CLK_PDMIN_CTRL1);
+
+#define AXG_MST_DIV(_name, _reg, _flag)				\
+	AXG_AUD_DIV(_name##_div, _reg, 0, 16, _flag,		\
+		    "axg_"#_name"_sel", CLK_SET_RATE_PARENT)	\
+
+#define AXG_MST_MCLK_DIV(_name, _reg)				\
+	AXG_MST_DIV(_name, _reg, CLK_DIVIDER_ROUND_CLOSEST)
 
-#define AXG_MST_MCLK_DIV(_name, _reg)					\
-	AXG_AUD_DIV(_name##_div, _reg, 0, 16, CLK_DIVIDER_ROUND_CLOSEST, \
-		    "axg_"#_name"_sel", CLK_SET_RATE_PARENT)		\
+#define AXG_MST_SYS_DIV(_name, _reg)				\
+	AXG_MST_DIV(_name, _reg, 0)
 
 static AXG_MST_MCLK_DIV(mst_a_mclk,   AUDIO_MCLK_A_CTRL);
 static AXG_MST_MCLK_DIV(mst_b_mclk,   AUDIO_MCLK_B_CTRL);
@@ -127,12 +139,12 @@ static AXG_MST_MCLK_DIV(mst_d_mclk,   AUDIO_MCLK_D_CTRL);
 static AXG_MST_MCLK_DIV(mst_e_mclk,   AUDIO_MCLK_E_CTRL);
 static AXG_MST_MCLK_DIV(mst_f_mclk,   AUDIO_MCLK_F_CTRL);
 static AXG_MST_MCLK_DIV(spdifout_clk, AUDIO_CLK_SPDIFOUT_CTRL);
-static AXG_MST_MCLK_DIV(spdifin_clk,  AUDIO_CLK_SPDIFIN_CTRL);
 static AXG_MST_MCLK_DIV(pdm_dclk,     AUDIO_CLK_PDMIN_CTRL0);
-static AXG_MST_MCLK_DIV(pdm_sysclk,   AUDIO_CLK_PDMIN_CTRL1);
+static AXG_MST_SYS_DIV(spdifin_clk,   AUDIO_CLK_SPDIFIN_CTRL);
+static AXG_MST_SYS_DIV(pdm_sysclk,    AUDIO_CLK_PDMIN_CTRL1);
 
-#define AXG_MST_MCLK_GATE(_name, _reg)					\
-	AXG_AUD_GATE(_name, _reg, 31,  "axg_"#_name"_div",		\
+#define AXG_MST_MCLK_GATE(_name, _reg)				\
+	AXG_AUD_GATE(_name, _reg, 31,  "axg_"#_name"_div",	\
 		     CLK_SET_RATE_PARENT)
 
 static AXG_MST_MCLK_GATE(mst_a_mclk,   AUDIO_MCLK_A_CTRL);

+ 189 - 143
drivers/clk/meson/axg.c

@@ -22,8 +22,13 @@
 
 static DEFINE_SPINLOCK(meson_clk_lock);
 
-static struct clk_regmap axg_fixed_pll = {
+static struct clk_regmap axg_fixed_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_MPLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_MPLL_CNTL,
 			.shift   = 0,
@@ -34,11 +39,6 @@ static struct clk_regmap axg_fixed_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_MPLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
 		.frac = {
 			.reg_off = HHI_MPLL_CNTL2,
 			.shift   = 0,
@@ -56,15 +56,39 @@ static struct clk_regmap axg_fixed_pll = {
 		},
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "fixed_pll",
+		.name = "fixed_pll_dco",
 		.ops = &meson_clk_pll_ro_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
 	},
 };
 
-static struct clk_regmap axg_sys_pll = {
+static struct clk_regmap axg_fixed_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_MPLL_CNTL,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "fixed_pll",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "fixed_pll_dco" },
+		.num_parents = 1,
+		/*
+		 * This clock won't ever change at runtime so
+		 * CLK_SET_RATE_PARENT is not required
+		 */
+	},
+};
+
+static struct clk_regmap axg_sys_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_SYS_PLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_SYS_PLL_CNTL,
 			.shift   = 0,
@@ -75,11 +99,6 @@ static struct clk_regmap axg_sys_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_SYS_PLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
 		.l = {
 			.reg_off = HHI_SYS_PLL_CNTL,
 			.shift   = 31,
@@ -92,102 +111,59 @@ static struct clk_regmap axg_sys_pll = {
 		},
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "sys_pll",
+		.name = "sys_pll_dco",
 		.ops = &meson_clk_pll_ro_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
-		.flags = CLK_GET_RATE_NOCACHE,
 	},
 };
 
-static const struct pll_rate_table axg_gp0_pll_rate_table[] = {
-	PLL_RATE(240000000, 40, 1, 2),
-	PLL_RATE(246000000, 41, 1, 2),
-	PLL_RATE(252000000, 42, 1, 2),
-	PLL_RATE(258000000, 43, 1, 2),
-	PLL_RATE(264000000, 44, 1, 2),
-	PLL_RATE(270000000, 45, 1, 2),
-	PLL_RATE(276000000, 46, 1, 2),
-	PLL_RATE(282000000, 47, 1, 2),
-	PLL_RATE(288000000, 48, 1, 2),
-	PLL_RATE(294000000, 49, 1, 2),
-	PLL_RATE(300000000, 50, 1, 2),
-	PLL_RATE(306000000, 51, 1, 2),
-	PLL_RATE(312000000, 52, 1, 2),
-	PLL_RATE(318000000, 53, 1, 2),
-	PLL_RATE(324000000, 54, 1, 2),
-	PLL_RATE(330000000, 55, 1, 2),
-	PLL_RATE(336000000, 56, 1, 2),
-	PLL_RATE(342000000, 57, 1, 2),
-	PLL_RATE(348000000, 58, 1, 2),
-	PLL_RATE(354000000, 59, 1, 2),
-	PLL_RATE(360000000, 60, 1, 2),
-	PLL_RATE(366000000, 61, 1, 2),
-	PLL_RATE(372000000, 62, 1, 2),
-	PLL_RATE(378000000, 63, 1, 2),
-	PLL_RATE(384000000, 64, 1, 2),
-	PLL_RATE(390000000, 65, 1, 3),
-	PLL_RATE(396000000, 66, 1, 3),
-	PLL_RATE(402000000, 67, 1, 3),
-	PLL_RATE(408000000, 68, 1, 3),
-	PLL_RATE(480000000, 40, 1, 1),
-	PLL_RATE(492000000, 41, 1, 1),
-	PLL_RATE(504000000, 42, 1, 1),
-	PLL_RATE(516000000, 43, 1, 1),
-	PLL_RATE(528000000, 44, 1, 1),
-	PLL_RATE(540000000, 45, 1, 1),
-	PLL_RATE(552000000, 46, 1, 1),
-	PLL_RATE(564000000, 47, 1, 1),
-	PLL_RATE(576000000, 48, 1, 1),
-	PLL_RATE(588000000, 49, 1, 1),
-	PLL_RATE(600000000, 50, 1, 1),
-	PLL_RATE(612000000, 51, 1, 1),
-	PLL_RATE(624000000, 52, 1, 1),
-	PLL_RATE(636000000, 53, 1, 1),
-	PLL_RATE(648000000, 54, 1, 1),
-	PLL_RATE(660000000, 55, 1, 1),
-	PLL_RATE(672000000, 56, 1, 1),
-	PLL_RATE(684000000, 57, 1, 1),
-	PLL_RATE(696000000, 58, 1, 1),
-	PLL_RATE(708000000, 59, 1, 1),
-	PLL_RATE(720000000, 60, 1, 1),
-	PLL_RATE(732000000, 61, 1, 1),
-	PLL_RATE(744000000, 62, 1, 1),
-	PLL_RATE(756000000, 63, 1, 1),
-	PLL_RATE(768000000, 64, 1, 1),
-	PLL_RATE(780000000, 65, 1, 1),
-	PLL_RATE(792000000, 66, 1, 1),
-	PLL_RATE(804000000, 67, 1, 1),
-	PLL_RATE(816000000, 68, 1, 1),
-	PLL_RATE(960000000, 40, 1, 0),
-	PLL_RATE(984000000, 41, 1, 0),
-	PLL_RATE(1008000000, 42, 1, 0),
-	PLL_RATE(1032000000, 43, 1, 0),
-	PLL_RATE(1056000000, 44, 1, 0),
-	PLL_RATE(1080000000, 45, 1, 0),
-	PLL_RATE(1104000000, 46, 1, 0),
-	PLL_RATE(1128000000, 47, 1, 0),
-	PLL_RATE(1152000000, 48, 1, 0),
-	PLL_RATE(1176000000, 49, 1, 0),
-	PLL_RATE(1200000000, 50, 1, 0),
-	PLL_RATE(1224000000, 51, 1, 0),
-	PLL_RATE(1248000000, 52, 1, 0),
-	PLL_RATE(1272000000, 53, 1, 0),
-	PLL_RATE(1296000000, 54, 1, 0),
-	PLL_RATE(1320000000, 55, 1, 0),
-	PLL_RATE(1344000000, 56, 1, 0),
-	PLL_RATE(1368000000, 57, 1, 0),
-	PLL_RATE(1392000000, 58, 1, 0),
-	PLL_RATE(1416000000, 59, 1, 0),
-	PLL_RATE(1440000000, 60, 1, 0),
-	PLL_RATE(1464000000, 61, 1, 0),
-	PLL_RATE(1488000000, 62, 1, 0),
-	PLL_RATE(1512000000, 63, 1, 0),
-	PLL_RATE(1536000000, 64, 1, 0),
-	PLL_RATE(1560000000, 65, 1, 0),
-	PLL_RATE(1584000000, 66, 1, 0),
-	PLL_RATE(1608000000, 67, 1, 0),
-	PLL_RATE(1632000000, 68, 1, 0),
+static struct clk_regmap axg_sys_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_SYS_PLL_CNTL,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "sys_pll",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "sys_pll_dco" },
+		.num_parents = 1,
+		.flags = CLK_SET_RATE_PARENT,
+	},
+};
+
+static const struct pll_params_table axg_gp0_pll_params_table[] = {
+	PLL_PARAMS(40, 1),
+	PLL_PARAMS(41, 1),
+	PLL_PARAMS(42, 1),
+	PLL_PARAMS(43, 1),
+	PLL_PARAMS(44, 1),
+	PLL_PARAMS(45, 1),
+	PLL_PARAMS(46, 1),
+	PLL_PARAMS(47, 1),
+	PLL_PARAMS(48, 1),
+	PLL_PARAMS(49, 1),
+	PLL_PARAMS(50, 1),
+	PLL_PARAMS(51, 1),
+	PLL_PARAMS(52, 1),
+	PLL_PARAMS(53, 1),
+	PLL_PARAMS(54, 1),
+	PLL_PARAMS(55, 1),
+	PLL_PARAMS(56, 1),
+	PLL_PARAMS(57, 1),
+	PLL_PARAMS(58, 1),
+	PLL_PARAMS(59, 1),
+	PLL_PARAMS(60, 1),
+	PLL_PARAMS(61, 1),
+	PLL_PARAMS(62, 1),
+	PLL_PARAMS(63, 1),
+	PLL_PARAMS(64, 1),
+	PLL_PARAMS(65, 1),
+	PLL_PARAMS(66, 1),
+	PLL_PARAMS(67, 1),
+	PLL_PARAMS(68, 1),
 	{ /* sentinel */ },
 };
 
@@ -197,11 +173,15 @@ static const struct reg_sequence axg_gp0_init_regs[] = {
 	{ .reg = HHI_GP0_PLL_CNTL3,	.def = 0x0a59a288 },
 	{ .reg = HHI_GP0_PLL_CNTL4,	.def = 0xc000004d },
 	{ .reg = HHI_GP0_PLL_CNTL5,	.def = 0x00078000 },
-	{ .reg = HHI_GP0_PLL_CNTL,	.def = 0x40010250 },
 };
 
-static struct clk_regmap axg_gp0_pll = {
+static struct clk_regmap axg_gp0_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_GP0_PLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_GP0_PLL_CNTL,
 			.shift   = 0,
@@ -212,11 +192,6 @@ static struct clk_regmap axg_gp0_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_GP0_PLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
 		.frac = {
 			.reg_off = HHI_GP0_PLL_CNTL1,
 			.shift   = 0,
@@ -232,29 +207,49 @@ static struct clk_regmap axg_gp0_pll = {
 			.shift   = 29,
 			.width   = 1,
 		},
-		.table = axg_gp0_pll_rate_table,
+		.table = axg_gp0_pll_params_table,
 		.init_regs = axg_gp0_init_regs,
 		.init_count = ARRAY_SIZE(axg_gp0_init_regs),
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "gp0_pll",
+		.name = "gp0_pll_dco",
 		.ops = &meson_clk_pll_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
 	},
 };
 
+static struct clk_regmap axg_gp0_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_GP0_PLL_CNTL,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "gp0_pll",
+		.ops = &clk_regmap_divider_ops,
+		.parent_names = (const char *[]){ "gp0_pll_dco" },
+		.num_parents = 1,
+		.flags = CLK_SET_RATE_PARENT,
+	},
+};
+
 static const struct reg_sequence axg_hifi_init_regs[] = {
 	{ .reg = HHI_HIFI_PLL_CNTL1,	.def = 0xc084b000 },
 	{ .reg = HHI_HIFI_PLL_CNTL2,	.def = 0xb75020be },
 	{ .reg = HHI_HIFI_PLL_CNTL3,	.def = 0x0a6a3a88 },
 	{ .reg = HHI_HIFI_PLL_CNTL4,	.def = 0xc000004d },
 	{ .reg = HHI_HIFI_PLL_CNTL5,	.def = 0x00058000 },
-	{ .reg = HHI_HIFI_PLL_CNTL,	.def = 0x40010250 },
 };
 
-static struct clk_regmap axg_hifi_pll = {
+static struct clk_regmap axg_hifi_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_HIFI_PLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_HIFI_PLL_CNTL,
 			.shift   = 0,
@@ -265,11 +260,6 @@ static struct clk_regmap axg_hifi_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_HIFI_PLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
 		.frac = {
 			.reg_off = HHI_HIFI_PLL_CNTL5,
 			.shift   = 0,
@@ -285,19 +275,35 @@ static struct clk_regmap axg_hifi_pll = {
 			.shift   = 29,
 			.width   = 1,
 		},
-		.table = axg_gp0_pll_rate_table,
+		.table = axg_gp0_pll_params_table,
 		.init_regs = axg_hifi_init_regs,
 		.init_count = ARRAY_SIZE(axg_hifi_init_regs),
 		.flags = CLK_MESON_PLL_ROUND_CLOSEST,
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "hifi_pll",
+		.name = "hifi_pll_dco",
 		.ops = &meson_clk_pll_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
 	},
 };
 
+static struct clk_regmap axg_hifi_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_HIFI_PLL_CNTL,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "hifi_pll",
+		.ops = &clk_regmap_divider_ops,
+		.parent_names = (const char *[]){ "hifi_pll_dco" },
+		.num_parents = 1,
+		.flags = CLK_SET_RATE_PARENT,
+	},
+};
+
 static struct clk_fixed_factor axg_fclk_div2_div = {
 	.mult = 1,
 	.div = 2,
@@ -625,29 +631,31 @@ static struct clk_regmap axg_mpll3 = {
 	},
 };
 
-static const struct pll_rate_table axg_pcie_pll_rate_table[] = {
+static const struct pll_params_table axg_pcie_pll_params_table[] = {
 	{
-		.rate	= 100000000,
-		.m	= 200,
-		.n	= 3,
-		.od	= 1,
-		.od2	= 3,
+		.m = 200,
+		.n = 3,
 	},
 	{ /* sentinel */ },
 };
 
 static const struct reg_sequence axg_pcie_init_regs[] = {
-	{ .reg = HHI_PCIE_PLL_CNTL,	.def = 0x400106c8 },
 	{ .reg = HHI_PCIE_PLL_CNTL1,	.def = 0x0084a2aa },
 	{ .reg = HHI_PCIE_PLL_CNTL2,	.def = 0xb75020be },
 	{ .reg = HHI_PCIE_PLL_CNTL3,	.def = 0x0a47488e },
 	{ .reg = HHI_PCIE_PLL_CNTL4,	.def = 0xc000004d },
 	{ .reg = HHI_PCIE_PLL_CNTL5,	.def = 0x00078000 },
 	{ .reg = HHI_PCIE_PLL_CNTL6,	.def = 0x002323c6 },
+	{ .reg = HHI_PCIE_PLL_CNTL,     .def = 0x400106c8 },
 };
 
-static struct clk_regmap axg_pcie_pll = {
+static struct clk_regmap axg_pcie_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_PCIE_PLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_PCIE_PLL_CNTL,
 			.shift   = 0,
@@ -658,16 +666,6 @@ static struct clk_regmap axg_pcie_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_PCIE_PLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
-		.od2 = {
-			.reg_off = HHI_PCIE_PLL_CNTL6,
-			.shift   = 6,
-			.width   = 2,
-		},
 		.frac = {
 			.reg_off = HHI_PCIE_PLL_CNTL1,
 			.shift   = 0,
@@ -683,29 +681,63 @@ static struct clk_regmap axg_pcie_pll = {
 			.shift   = 29,
 			.width   = 1,
 		},
-		.table = axg_pcie_pll_rate_table,
+		.table = axg_pcie_pll_params_table,
 		.init_regs = axg_pcie_init_regs,
 		.init_count = ARRAY_SIZE(axg_pcie_init_regs),
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "pcie_pll",
+		.name = "pcie_pll_dco",
 		.ops = &meson_clk_pll_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
 	},
 };
 
+static struct clk_regmap axg_pcie_pll_od = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_PCIE_PLL_CNTL,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "pcie_pll_od",
+		.ops = &clk_regmap_divider_ops,
+		.parent_names = (const char *[]){ "pcie_pll_dco" },
+		.num_parents = 1,
+		.flags = CLK_SET_RATE_PARENT,
+	},
+};
+
+static struct clk_regmap axg_pcie_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_PCIE_PLL_CNTL6,
+		.shift = 6,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "pcie_pll",
+		.ops = &clk_regmap_divider_ops,
+		.parent_names = (const char *[]){ "pcie_pll_od" },
+		.num_parents = 1,
+		.flags = CLK_SET_RATE_PARENT,
+	},
+};
+
 static struct clk_regmap axg_pcie_mux = {
 	.data = &(struct clk_regmap_mux_data){
 		.offset = HHI_PCIE_PLL_CNTL6,
 		.mask = 0x1,
 		.shift = 2,
+		/* skip the parent mpll3, reserved for debug */
+		.table = (u32[]){ 1 },
 	},
 	.hw.init = &(struct clk_init_data){
 		.name = "pcie_mux",
 		.ops = &clk_regmap_mux_ops,
-		.parent_names = (const char *[]){ "mpll3", "pcie_pll" },
-		.num_parents = 2,
+		.parent_names = (const char *[]){ "pcie_pll" },
+		.num_parents = 1,
 		.flags = CLK_SET_RATE_PARENT,
 	},
 };
@@ -1107,6 +1139,12 @@ static struct clk_hw_onecell_data axg_hw_onecell_data = {
 		[CLKID_GEN_CLK_SEL]		= &axg_gen_clk_sel.hw,
 		[CLKID_GEN_CLK_DIV]		= &axg_gen_clk_div.hw,
 		[CLKID_GEN_CLK]			= &axg_gen_clk.hw,
+		[CLKID_SYS_PLL_DCO]		= &axg_sys_pll_dco.hw,
+		[CLKID_FIXED_PLL_DCO]		= &axg_fixed_pll_dco.hw,
+		[CLKID_GP0_PLL_DCO]		= &axg_gp0_pll_dco.hw,
+		[CLKID_HIFI_PLL_DCO]		= &axg_hifi_pll_dco.hw,
+		[CLKID_PCIE_PLL_DCO]		= &axg_pcie_pll_dco.hw,
+		[CLKID_PCIE_PLL_OD]		= &axg_pcie_pll_od.hw,
 		[NR_CLKS]			= NULL,
 	},
 	.num = NR_CLKS,
@@ -1185,6 +1223,8 @@ static struct clk_regmap *const axg_clk_regmaps[] = {
 	&axg_fclk_div4,
 	&axg_fclk_div5,
 	&axg_fclk_div7,
+	&axg_pcie_pll_dco,
+	&axg_pcie_pll_od,
 	&axg_pcie_pll,
 	&axg_pcie_mux,
 	&axg_pcie_ref,
@@ -1194,6 +1234,12 @@ static struct clk_regmap *const axg_clk_regmaps[] = {
 	&axg_gen_clk_sel,
 	&axg_gen_clk_div,
 	&axg_gen_clk,
+	&axg_fixed_pll_dco,
+	&axg_sys_pll_dco,
+	&axg_gp0_pll_dco,
+	&axg_hifi_pll_dco,
+	&axg_pcie_pll_dco,
+	&axg_pcie_pll_od,
 };
 
 static const struct of_device_id clkc_match_table[] = {

+ 7 - 1
drivers/clk/meson/axg.h

@@ -133,8 +133,14 @@
 #define CLKID_PCIE_REF				78
 #define CLKID_GEN_CLK_SEL			82
 #define CLKID_GEN_CLK_DIV			83
+#define CLKID_SYS_PLL_DCO			85
+#define CLKID_FIXED_PLL_DCO			86
+#define CLKID_GP0_PLL_DCO			87
+#define CLKID_HIFI_PLL_DCO			88
+#define CLKID_PCIE_PLL_DCO			89
+#define CLKID_PCIE_PLL_OD			90
 
-#define NR_CLKS					85
+#define NR_CLKS					91
 
 /* include the CLKIDs that have been made part of the DT binding */
 #include <dt-bindings/clock/axg-clkc.h>

+ 101 - 55
drivers/clk/meson/clk-pll.c

@@ -11,15 +11,19 @@
  * In the most basic form, a Meson PLL is composed as follows:
  *
  *                     PLL
- *      +------------------------------+
- *      |                              |
- * in -----[ /N ]---[ *M ]---[ >>OD ]----->> out
- *      |         ^        ^           |
- *      +------------------------------+
- *                |        |
- *               FREF     VCO
+ *        +--------------------------------+
+ *        |                                |
+ *        |             +--+               |
+ *  in >>-----[ /N ]--->|  |      +-----+  |
+ *        |             |  |------| DCO |---->> out
+ *        |  +--------->|  |      +--v--+  |
+ *        |  |          +--+         |     |
+ *        |  |                       |     |
+ *        |  +--[ *(M + (F/Fmax) ]<--+     |
+ *        |                                |
+ *        +--------------------------------+
  *
- * out = in * (m + frac / frac_max) / (n << sum(ods))
+ * out = in * (m + frac / frac_max) / n
  */
 
 #include <linux/clk-provider.h>
@@ -41,12 +45,11 @@ meson_clk_pll_data(struct clk_regmap *clk)
 }
 
 static unsigned long __pll_params_to_rate(unsigned long parent_rate,
-					  const struct pll_rate_table *pllt,
+					  const struct pll_params_table *pllt,
 					  u16 frac,
 					  struct meson_clk_pll_data *pll)
 {
 	u64 rate = (u64)parent_rate * pllt->m;
-	unsigned int od = pllt->od + pllt->od2 + pllt->od3;
 
 	if (frac && MESON_PARM_APPLICABLE(&pll->frac)) {
 		u64 frac_rate = (u64)parent_rate * frac;
@@ -55,7 +58,7 @@ static unsigned long __pll_params_to_rate(unsigned long parent_rate,
 					 (1 << pll->frac.width));
 	}
 
-	return DIV_ROUND_UP_ULL(rate, pllt->n << od);
+	return DIV_ROUND_UP_ULL(rate, pllt->n);
 }
 
 static unsigned long meson_clk_pll_recalc_rate(struct clk_hw *hw,
@@ -63,20 +66,11 @@ static unsigned long meson_clk_pll_recalc_rate(struct clk_hw *hw,
 {
 	struct clk_regmap *clk = to_clk_regmap(hw);
 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
-	struct pll_rate_table pllt;
+	struct pll_params_table pllt;
 	u16 frac;
 
 	pllt.n = meson_parm_read(clk->map, &pll->n);
 	pllt.m = meson_parm_read(clk->map, &pll->m);
-	pllt.od = meson_parm_read(clk->map, &pll->od);
-
-	pllt.od2 = MESON_PARM_APPLICABLE(&pll->od2) ?
-		meson_parm_read(clk->map, &pll->od2) :
-		0;
-
-	pllt.od3 = MESON_PARM_APPLICABLE(&pll->od3) ?
-		meson_parm_read(clk->map, &pll->od3) :
-		0;
 
 	frac = MESON_PARM_APPLICABLE(&pll->frac) ?
 		meson_parm_read(clk->map, &pll->frac) :
@@ -87,14 +81,12 @@ static unsigned long meson_clk_pll_recalc_rate(struct clk_hw *hw,
 
 static u16 __pll_params_with_frac(unsigned long rate,
 				  unsigned long parent_rate,
-				  const struct pll_rate_table *pllt,
+				  const struct pll_params_table *pllt,
 				  struct meson_clk_pll_data *pll)
 {
 	u16 frac_max = (1 << pll->frac.width);
 	u64 val = (u64)rate * pllt->n;
 
-	val <<= pllt->od + pllt->od2 + pllt->od3;
-
 	if (pll->flags & CLK_MESON_PLL_ROUND_CLOSEST)
 		val = DIV_ROUND_CLOSEST_ULL(val * frac_max, parent_rate);
 	else
@@ -105,29 +97,50 @@ static u16 __pll_params_with_frac(unsigned long rate,
 	return min((u16)val, (u16)(frac_max - 1));
 }
 
-static const struct pll_rate_table *
+static bool meson_clk_pll_is_better(unsigned long rate,
+				    unsigned long best,
+				    unsigned long now,
+				    struct meson_clk_pll_data *pll)
+{
+	if (!(pll->flags & CLK_MESON_PLL_ROUND_CLOSEST) ||
+	    MESON_PARM_APPLICABLE(&pll->frac)) {
+		/* Round down */
+		if (now < rate && best < now)
+			return true;
+	} else {
+		/* Round Closest */
+		if (abs(now - rate) < abs(best - rate))
+			return true;
+	}
+
+	return false;
+}
+
+static const struct pll_params_table *
 meson_clk_get_pll_settings(unsigned long rate,
+			   unsigned long parent_rate,
 			   struct meson_clk_pll_data *pll)
 {
-	const struct pll_rate_table *table = pll->table;
-	unsigned int i = 0;
+	const struct pll_params_table *table = pll->table;
+	unsigned long best = 0, now = 0;
+	unsigned int i, best_i = 0;
 
 	if (!table)
 		return NULL;
 
-	/* Find the first table element exceeding rate */
-	while (table[i].rate && table[i].rate <= rate)
-		i++;
+	for (i = 0; table[i].n; i++) {
+		now = __pll_params_to_rate(parent_rate, &table[i], 0, pll);
 
-	if (i != 0) {
-		if (MESON_PARM_APPLICABLE(&pll->frac) ||
-		    !(pll->flags & CLK_MESON_PLL_ROUND_CLOSEST) ||
-		    (abs(rate - table[i - 1].rate) <
-		     abs(rate - table[i].rate)))
-			i--;
+		/* If we get an exact match, don't bother any further */
+		if (now == rate) {
+			return &table[i];
+		} else if (meson_clk_pll_is_better(rate, best, now, pll)) {
+			best = now;
+			best_i = i;
+		}
 	}
 
-	return (struct pll_rate_table *)&table[i];
+	return (struct pll_params_table *)&table[best_i];
 }
 
 static long meson_clk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
@@ -135,16 +148,18 @@ static long meson_clk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
 {
 	struct clk_regmap *clk = to_clk_regmap(hw);
 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
-	const struct pll_rate_table *pllt =
-		meson_clk_get_pll_settings(rate, pll);
+	const struct pll_params_table *pllt =
+		meson_clk_get_pll_settings(rate, *parent_rate, pll);
+	unsigned long round;
 	u16 frac;
 
 	if (!pllt)
 		return meson_clk_pll_recalc_rate(hw, *parent_rate);
 
-	if (!MESON_PARM_APPLICABLE(&pll->frac)
-	    || rate == pllt->rate)
-		return pllt->rate;
+	round = __pll_params_to_rate(*parent_rate, pllt, 0, pll);
+
+	if (!MESON_PARM_APPLICABLE(&pll->frac) || rate == round)
+		return round;
 
 	/*
 	 * The rate provided by the setting is not an exact match, let's
@@ -185,12 +200,45 @@ static void meson_clk_pll_init(struct clk_hw *hw)
 	}
 }
 
+static int meson_clk_pll_enable(struct clk_hw *hw)
+{
+	struct clk_regmap *clk = to_clk_regmap(hw);
+	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
+
+	/* Make sure the pll is in reset */
+	meson_parm_write(clk->map, &pll->rst, 1);
+
+	/* Enable the pll */
+	meson_parm_write(clk->map, &pll->en, 1);
+
+	/* Take the pll out reset */
+	meson_parm_write(clk->map, &pll->rst, 0);
+
+	if (meson_clk_pll_wait_lock(hw))
+		return -EIO;
+
+	return 0;
+}
+
+static void meson_clk_pll_disable(struct clk_hw *hw)
+{
+	struct clk_regmap *clk = to_clk_regmap(hw);
+	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
+
+	/* Put the pll is in reset */
+	meson_parm_write(clk->map, &pll->rst, 1);
+
+	/* Disable the pll */
+	meson_parm_write(clk->map, &pll->en, 0);
+}
+
 static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
 				  unsigned long parent_rate)
 {
 	struct clk_regmap *clk = to_clk_regmap(hw);
 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
-	const struct pll_rate_table *pllt;
+	const struct pll_params_table *pllt;
+	unsigned int enabled;
 	unsigned long old_rate;
 	u16 frac = 0;
 
@@ -199,32 +247,28 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
 
 	old_rate = rate;
 
-	pllt = meson_clk_get_pll_settings(rate, pll);
+	pllt = meson_clk_get_pll_settings(rate, parent_rate, pll);
 	if (!pllt)
 		return -EINVAL;
 
-	/* Put the pll in reset to write the params */
-	meson_parm_write(clk->map, &pll->rst, 1);
+	enabled = meson_parm_read(clk->map, &pll->en);
+	if (enabled)
+		meson_clk_pll_disable(hw);
 
 	meson_parm_write(clk->map, &pll->n, pllt->n);
 	meson_parm_write(clk->map, &pll->m, pllt->m);
-	meson_parm_write(clk->map, &pll->od, pllt->od);
 
-	if (MESON_PARM_APPLICABLE(&pll->od2))
-		meson_parm_write(clk->map, &pll->od2, pllt->od2);
-
-	if (MESON_PARM_APPLICABLE(&pll->od3))
-		meson_parm_write(clk->map, &pll->od3, pllt->od3);
 
 	if (MESON_PARM_APPLICABLE(&pll->frac)) {
 		frac = __pll_params_with_frac(rate, parent_rate, pllt, pll);
 		meson_parm_write(clk->map, &pll->frac, frac);
 	}
 
-	/* make sure the reset is cleared at this point */
-	meson_parm_write(clk->map, &pll->rst, 0);
+	/* If the pll is stopped, bail out now */
+	if (!enabled)
+		return 0;
 
-	if (meson_clk_pll_wait_lock(hw)) {
+	if (meson_clk_pll_enable(hw)) {
 		pr_warn("%s: pll did not lock, trying to restore old rate %lu\n",
 			__func__, old_rate);
 		/*
@@ -244,6 +288,8 @@ const struct clk_ops meson_clk_pll_ops = {
 	.recalc_rate	= meson_clk_pll_recalc_rate,
 	.round_rate	= meson_clk_pll_round_rate,
 	.set_rate	= meson_clk_pll_set_rate,
+	.enable		= meson_clk_pll_enable,
+	.disable	= meson_clk_pll_disable
 };
 
 const struct clk_ops meson_clk_pll_ro_ops = {

+ 4 - 12
drivers/clk/meson/clkc.h

@@ -43,37 +43,29 @@ static inline void meson_parm_write(struct regmap *map, struct parm *p,
 }
 
 
-struct pll_rate_table {
-	unsigned long	rate;
+struct pll_params_table {
 	u16		m;
 	u16		n;
-	u16		od;
-	u16		od2;
-	u16		od3;
 };
 
-#define PLL_RATE(_r, _m, _n, _od)					\
+#define PLL_PARAMS(_m, _n)						\
 	{								\
-		.rate		= (_r),					\
 		.m		= (_m),					\
 		.n		= (_n),					\
-		.od		= (_od),				\
 	}
 
 #define CLK_MESON_PLL_ROUND_CLOSEST	BIT(0)
 
 struct meson_clk_pll_data {
+	struct parm en;
 	struct parm m;
 	struct parm n;
 	struct parm frac;
-	struct parm od;
-	struct parm od2;
-	struct parm od3;
 	struct parm l;
 	struct parm rst;
 	const struct reg_sequence *init_regs;
 	unsigned int init_count;
-	const struct pll_rate_table *table;
+	const struct pll_params_table *table;
 	u8 flags;
 };
 

+ 261 - 257
drivers/clk/meson/gxbb.c

@@ -18,165 +18,77 @@
 
 static DEFINE_SPINLOCK(meson_clk_lock);
 
-static const struct pll_rate_table gxbb_gp0_pll_rate_table[] = {
-	PLL_RATE(96000000, 32, 1, 3),
-	PLL_RATE(99000000, 33, 1, 3),
-	PLL_RATE(102000000, 34, 1, 3),
-	PLL_RATE(105000000, 35, 1, 3),
-	PLL_RATE(108000000, 36, 1, 3),
-	PLL_RATE(111000000, 37, 1, 3),
-	PLL_RATE(114000000, 38, 1, 3),
-	PLL_RATE(117000000, 39, 1, 3),
-	PLL_RATE(120000000, 40, 1, 3),
-	PLL_RATE(123000000, 41, 1, 3),
-	PLL_RATE(126000000, 42, 1, 3),
-	PLL_RATE(129000000, 43, 1, 3),
-	PLL_RATE(132000000, 44, 1, 3),
-	PLL_RATE(135000000, 45, 1, 3),
-	PLL_RATE(138000000, 46, 1, 3),
-	PLL_RATE(141000000, 47, 1, 3),
-	PLL_RATE(144000000, 48, 1, 3),
-	PLL_RATE(147000000, 49, 1, 3),
-	PLL_RATE(150000000, 50, 1, 3),
-	PLL_RATE(153000000, 51, 1, 3),
-	PLL_RATE(156000000, 52, 1, 3),
-	PLL_RATE(159000000, 53, 1, 3),
-	PLL_RATE(162000000, 54, 1, 3),
-	PLL_RATE(165000000, 55, 1, 3),
-	PLL_RATE(168000000, 56, 1, 3),
-	PLL_RATE(171000000, 57, 1, 3),
-	PLL_RATE(174000000, 58, 1, 3),
-	PLL_RATE(177000000, 59, 1, 3),
-	PLL_RATE(180000000, 60, 1, 3),
-	PLL_RATE(183000000, 61, 1, 3),
-	PLL_RATE(186000000, 62, 1, 3),
-	PLL_RATE(192000000, 32, 1, 2),
-	PLL_RATE(198000000, 33, 1, 2),
-	PLL_RATE(204000000, 34, 1, 2),
-	PLL_RATE(210000000, 35, 1, 2),
-	PLL_RATE(216000000, 36, 1, 2),
-	PLL_RATE(222000000, 37, 1, 2),
-	PLL_RATE(228000000, 38, 1, 2),
-	PLL_RATE(234000000, 39, 1, 2),
-	PLL_RATE(240000000, 40, 1, 2),
-	PLL_RATE(246000000, 41, 1, 2),
-	PLL_RATE(252000000, 42, 1, 2),
-	PLL_RATE(258000000, 43, 1, 2),
-	PLL_RATE(264000000, 44, 1, 2),
-	PLL_RATE(270000000, 45, 1, 2),
-	PLL_RATE(276000000, 46, 1, 2),
-	PLL_RATE(282000000, 47, 1, 2),
-	PLL_RATE(288000000, 48, 1, 2),
-	PLL_RATE(294000000, 49, 1, 2),
-	PLL_RATE(300000000, 50, 1, 2),
-	PLL_RATE(306000000, 51, 1, 2),
-	PLL_RATE(312000000, 52, 1, 2),
-	PLL_RATE(318000000, 53, 1, 2),
-	PLL_RATE(324000000, 54, 1, 2),
-	PLL_RATE(330000000, 55, 1, 2),
-	PLL_RATE(336000000, 56, 1, 2),
-	PLL_RATE(342000000, 57, 1, 2),
-	PLL_RATE(348000000, 58, 1, 2),
-	PLL_RATE(354000000, 59, 1, 2),
-	PLL_RATE(360000000, 60, 1, 2),
-	PLL_RATE(366000000, 61, 1, 2),
-	PLL_RATE(372000000, 62, 1, 2),
-	PLL_RATE(384000000, 32, 1, 1),
-	PLL_RATE(396000000, 33, 1, 1),
-	PLL_RATE(408000000, 34, 1, 1),
-	PLL_RATE(420000000, 35, 1, 1),
-	PLL_RATE(432000000, 36, 1, 1),
-	PLL_RATE(444000000, 37, 1, 1),
-	PLL_RATE(456000000, 38, 1, 1),
-	PLL_RATE(468000000, 39, 1, 1),
-	PLL_RATE(480000000, 40, 1, 1),
-	PLL_RATE(492000000, 41, 1, 1),
-	PLL_RATE(504000000, 42, 1, 1),
-	PLL_RATE(516000000, 43, 1, 1),
-	PLL_RATE(528000000, 44, 1, 1),
-	PLL_RATE(540000000, 45, 1, 1),
-	PLL_RATE(552000000, 46, 1, 1),
-	PLL_RATE(564000000, 47, 1, 1),
-	PLL_RATE(576000000, 48, 1, 1),
-	PLL_RATE(588000000, 49, 1, 1),
-	PLL_RATE(600000000, 50, 1, 1),
-	PLL_RATE(612000000, 51, 1, 1),
-	PLL_RATE(624000000, 52, 1, 1),
-	PLL_RATE(636000000, 53, 1, 1),
-	PLL_RATE(648000000, 54, 1, 1),
-	PLL_RATE(660000000, 55, 1, 1),
-	PLL_RATE(672000000, 56, 1, 1),
-	PLL_RATE(684000000, 57, 1, 1),
-	PLL_RATE(696000000, 58, 1, 1),
-	PLL_RATE(708000000, 59, 1, 1),
-	PLL_RATE(720000000, 60, 1, 1),
-	PLL_RATE(732000000, 61, 1, 1),
-	PLL_RATE(744000000, 62, 1, 1),
-	PLL_RATE(768000000, 32, 1, 0),
-	PLL_RATE(792000000, 33, 1, 0),
-	PLL_RATE(816000000, 34, 1, 0),
-	PLL_RATE(840000000, 35, 1, 0),
-	PLL_RATE(864000000, 36, 1, 0),
-	PLL_RATE(888000000, 37, 1, 0),
-	PLL_RATE(912000000, 38, 1, 0),
-	PLL_RATE(936000000, 39, 1, 0),
-	PLL_RATE(960000000, 40, 1, 0),
-	PLL_RATE(984000000, 41, 1, 0),
-	PLL_RATE(1008000000, 42, 1, 0),
-	PLL_RATE(1032000000, 43, 1, 0),
-	PLL_RATE(1056000000, 44, 1, 0),
-	PLL_RATE(1080000000, 45, 1, 0),
-	PLL_RATE(1104000000, 46, 1, 0),
-	PLL_RATE(1128000000, 47, 1, 0),
-	PLL_RATE(1152000000, 48, 1, 0),
-	PLL_RATE(1176000000, 49, 1, 0),
-	PLL_RATE(1200000000, 50, 1, 0),
-	PLL_RATE(1224000000, 51, 1, 0),
-	PLL_RATE(1248000000, 52, 1, 0),
-	PLL_RATE(1272000000, 53, 1, 0),
-	PLL_RATE(1296000000, 54, 1, 0),
-	PLL_RATE(1320000000, 55, 1, 0),
-	PLL_RATE(1344000000, 56, 1, 0),
-	PLL_RATE(1368000000, 57, 1, 0),
-	PLL_RATE(1392000000, 58, 1, 0),
-	PLL_RATE(1416000000, 59, 1, 0),
-	PLL_RATE(1440000000, 60, 1, 0),
-	PLL_RATE(1464000000, 61, 1, 0),
-	PLL_RATE(1488000000, 62, 1, 0),
+static const struct pll_params_table gxbb_gp0_pll_params_table[] = {
+	PLL_PARAMS(32, 1),
+	PLL_PARAMS(33, 1),
+	PLL_PARAMS(34, 1),
+	PLL_PARAMS(35, 1),
+	PLL_PARAMS(36, 1),
+	PLL_PARAMS(37, 1),
+	PLL_PARAMS(38, 1),
+	PLL_PARAMS(39, 1),
+	PLL_PARAMS(40, 1),
+	PLL_PARAMS(41, 1),
+	PLL_PARAMS(42, 1),
+	PLL_PARAMS(43, 1),
+	PLL_PARAMS(44, 1),
+	PLL_PARAMS(45, 1),
+	PLL_PARAMS(46, 1),
+	PLL_PARAMS(47, 1),
+	PLL_PARAMS(48, 1),
+	PLL_PARAMS(49, 1),
+	PLL_PARAMS(50, 1),
+	PLL_PARAMS(51, 1),
+	PLL_PARAMS(52, 1),
+	PLL_PARAMS(53, 1),
+	PLL_PARAMS(54, 1),
+	PLL_PARAMS(55, 1),
+	PLL_PARAMS(56, 1),
+	PLL_PARAMS(57, 1),
+	PLL_PARAMS(58, 1),
+	PLL_PARAMS(59, 1),
+	PLL_PARAMS(60, 1),
+	PLL_PARAMS(61, 1),
+	PLL_PARAMS(62, 1),
 	{ /* sentinel */ },
 };
 
-static const struct pll_rate_table gxl_gp0_pll_rate_table[] = {
-	PLL_RATE(504000000, 42, 1, 1),
-	PLL_RATE(516000000, 43, 1, 1),
-	PLL_RATE(528000000, 44, 1, 1),
-	PLL_RATE(540000000, 45, 1, 1),
-	PLL_RATE(552000000, 46, 1, 1),
-	PLL_RATE(564000000, 47, 1, 1),
-	PLL_RATE(576000000, 48, 1, 1),
-	PLL_RATE(588000000, 49, 1, 1),
-	PLL_RATE(600000000, 50, 1, 1),
-	PLL_RATE(612000000, 51, 1, 1),
-	PLL_RATE(624000000, 52, 1, 1),
-	PLL_RATE(636000000, 53, 1, 1),
-	PLL_RATE(648000000, 54, 1, 1),
-	PLL_RATE(660000000, 55, 1, 1),
-	PLL_RATE(672000000, 56, 1, 1),
-	PLL_RATE(684000000, 57, 1, 1),
-	PLL_RATE(696000000, 58, 1, 1),
-	PLL_RATE(708000000, 59, 1, 1),
-	PLL_RATE(720000000, 60, 1, 1),
-	PLL_RATE(732000000, 61, 1, 1),
-	PLL_RATE(744000000, 62, 1, 1),
-	PLL_RATE(756000000, 63, 1, 1),
-	PLL_RATE(768000000, 64, 1, 1),
-	PLL_RATE(780000000, 65, 1, 1),
-	PLL_RATE(792000000, 66, 1, 1),
+static const struct pll_params_table gxl_gp0_pll_params_table[] = {
+	PLL_PARAMS(42, 1),
+	PLL_PARAMS(43, 1),
+	PLL_PARAMS(44, 1),
+	PLL_PARAMS(45, 1),
+	PLL_PARAMS(46, 1),
+	PLL_PARAMS(47, 1),
+	PLL_PARAMS(48, 1),
+	PLL_PARAMS(49, 1),
+	PLL_PARAMS(50, 1),
+	PLL_PARAMS(51, 1),
+	PLL_PARAMS(52, 1),
+	PLL_PARAMS(53, 1),
+	PLL_PARAMS(54, 1),
+	PLL_PARAMS(55, 1),
+	PLL_PARAMS(56, 1),
+	PLL_PARAMS(57, 1),
+	PLL_PARAMS(58, 1),
+	PLL_PARAMS(59, 1),
+	PLL_PARAMS(60, 1),
+	PLL_PARAMS(61, 1),
+	PLL_PARAMS(62, 1),
+	PLL_PARAMS(63, 1),
+	PLL_PARAMS(64, 1),
+	PLL_PARAMS(65, 1),
+	PLL_PARAMS(66, 1),
 	{ /* sentinel */ },
 };
 
-static struct clk_regmap gxbb_fixed_pll = {
+static struct clk_regmap gxbb_fixed_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_MPLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_MPLL_CNTL,
 			.shift   = 0,
@@ -187,11 +99,6 @@ static struct clk_regmap gxbb_fixed_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_MPLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
 		.frac = {
 			.reg_off = HHI_MPLL_CNTL2,
 			.shift   = 0,
@@ -209,11 +116,29 @@ static struct clk_regmap gxbb_fixed_pll = {
 		},
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "fixed_pll",
+		.name = "fixed_pll_dco",
 		.ops = &meson_clk_pll_ro_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
-		.flags = CLK_GET_RATE_NOCACHE,
+	},
+};
+
+static struct clk_regmap gxbb_fixed_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_MPLL_CNTL,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "fixed_pll",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "fixed_pll_dco" },
+		.num_parents = 1,
+		/*
+		 * This clock won't ever change at runtime so
+		 * CLK_SET_RATE_PARENT is not required
+		 */
 	},
 };
 
@@ -228,8 +153,13 @@ static struct clk_fixed_factor gxbb_hdmi_pll_pre_mult = {
 	},
 };
 
-static struct clk_regmap gxbb_hdmi_pll = {
+static struct clk_regmap gxbb_hdmi_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_HDMI_PLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_HDMI_PLL_CNTL,
 			.shift   = 0,
@@ -245,21 +175,6 @@ static struct clk_regmap gxbb_hdmi_pll = {
 			.shift   = 0,
 			.width   = 12,
 		},
-		.od = {
-			.reg_off = HHI_HDMI_PLL_CNTL2,
-			.shift   = 16,
-			.width   = 2,
-		},
-		.od2 = {
-			.reg_off = HHI_HDMI_PLL_CNTL2,
-			.shift   = 22,
-			.width   = 2,
-		},
-		.od3 = {
-			.reg_off = HHI_HDMI_PLL_CNTL2,
-			.shift   = 18,
-			.width   = 2,
-		},
 		.l = {
 			.reg_off = HHI_HDMI_PLL_CNTL,
 			.shift   = 31,
@@ -272,74 +187,121 @@ static struct clk_regmap gxbb_hdmi_pll = {
 		},
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "hdmi_pll",
+		.name = "hdmi_pll_dco",
 		.ops = &meson_clk_pll_ro_ops,
 		.parent_names = (const char *[]){ "hdmi_pll_pre_mult" },
 		.num_parents = 1,
+		/*
+		 * Display directly handle hdmi pll registers ATM, we need
+		 * NOCACHE to keep our view of the clock as accurate as possible
+		 */
 		.flags = CLK_GET_RATE_NOCACHE,
 	},
 };
 
+static struct clk_regmap gxbb_hdmi_pll_od = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_HDMI_PLL_CNTL2,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "hdmi_pll_od",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "hdmi_pll_dco" },
+		.num_parents = 1,
+		.flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
+	},
+};
+
+static struct clk_regmap gxbb_hdmi_pll_od2 = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_HDMI_PLL_CNTL2,
+		.shift = 22,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "hdmi_pll_od2",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "hdmi_pll_od" },
+		.num_parents = 1,
+		.flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
+	},
+};
+
+static struct clk_regmap gxbb_hdmi_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_HDMI_PLL_CNTL2,
+		.shift = 18,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "hdmi_pll",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "hdmi_pll_od2" },
+		.num_parents = 1,
+		.flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
+	},
+};
+
+static struct clk_regmap gxl_hdmi_pll_od = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_HDMI_PLL_CNTL + 8,
+		.shift = 21,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "hdmi_pll_od",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "hdmi_pll_dco" },
+		.num_parents = 1,
+		.flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
+	},
+};
+
+static struct clk_regmap gxl_hdmi_pll_od2 = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_HDMI_PLL_CNTL + 8,
+		.shift = 23,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "hdmi_pll_od2",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "hdmi_pll_od" },
+		.num_parents = 1,
+		.flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
+	},
+};
+
 static struct clk_regmap gxl_hdmi_pll = {
-	.data = &(struct meson_clk_pll_data){
-		.m = {
-			.reg_off = HHI_HDMI_PLL_CNTL,
-			.shift   = 0,
-			.width   = 9,
-		},
-		.n = {
-			.reg_off = HHI_HDMI_PLL_CNTL,
-			.shift   = 9,
-			.width   = 5,
-		},
-		.frac = {
-			/*
-			 * On gxl, there is a register shift due to
-			 * HHI_HDMI_PLL_CNTL1 which does not exist on gxbb,
-			 * so we compute the register offset based on the PLL
-			 * base to get it right
-			 */
-			.reg_off = HHI_HDMI_PLL_CNTL + 4,
-			.shift   = 0,
-			.width   = 12,
-		},
-		.od = {
-			.reg_off = HHI_HDMI_PLL_CNTL + 8,
-			.shift   = 21,
-			.width   = 2,
-		},
-		.od2 = {
-			.reg_off = HHI_HDMI_PLL_CNTL + 8,
-			.shift   = 23,
-			.width   = 2,
-		},
-		.od3 = {
-			.reg_off = HHI_HDMI_PLL_CNTL + 8,
-			.shift   = 19,
-			.width   = 2,
-		},
-		.l = {
-			.reg_off = HHI_HDMI_PLL_CNTL,
-			.shift   = 31,
-			.width   = 1,
-		},
-		.rst = {
-			.reg_off = HHI_HDMI_PLL_CNTL,
-			.shift   = 29,
-			.width   = 1,
-		},
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_HDMI_PLL_CNTL + 8,
+		.shift = 19,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
 	},
 	.hw.init = &(struct clk_init_data){
 		.name = "hdmi_pll",
-		.ops = &meson_clk_pll_ro_ops,
-		.parent_names = (const char *[]){ "xtal" },
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "hdmi_pll_od2" },
 		.num_parents = 1,
-		.flags = CLK_GET_RATE_NOCACHE,
+		.flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
 	},
 };
 
-static struct clk_regmap gxbb_sys_pll = {
+static struct clk_regmap gxbb_sys_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_SYS_PLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_SYS_PLL_CNTL,
 			.shift   = 0,
@@ -350,11 +312,6 @@ static struct clk_regmap gxbb_sys_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_SYS_PLL_CNTL,
-			.shift   = 10,
-			.width   = 2,
-		},
 		.l = {
 			.reg_off = HHI_SYS_PLL_CNTL,
 			.shift   = 31,
@@ -367,11 +324,26 @@ static struct clk_regmap gxbb_sys_pll = {
 		},
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "sys_pll",
+		.name = "sys_pll_dco",
 		.ops = &meson_clk_pll_ro_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
-		.flags = CLK_GET_RATE_NOCACHE,
+	},
+};
+
+static struct clk_regmap gxbb_sys_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_SYS_PLL_CNTL,
+		.shift = 10,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "sys_pll",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "sys_pll_dco" },
+		.num_parents = 1,
+		.flags = CLK_SET_RATE_PARENT,
 	},
 };
 
@@ -379,11 +351,15 @@ static const struct reg_sequence gxbb_gp0_init_regs[] = {
 	{ .reg = HHI_GP0_PLL_CNTL2,	.def = 0x69c80000 },
 	{ .reg = HHI_GP0_PLL_CNTL3,	.def = 0x0a5590c4 },
 	{ .reg = HHI_GP0_PLL_CNTL4,	.def = 0x0000500d },
-	{ .reg = HHI_GP0_PLL_CNTL,	.def = 0x4a000228 },
 };
 
-static struct clk_regmap gxbb_gp0_pll = {
+static struct clk_regmap gxbb_gp0_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_GP0_PLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_GP0_PLL_CNTL,
 			.shift   = 0,
@@ -394,11 +370,6 @@ static struct clk_regmap gxbb_gp0_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_GP0_PLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
 		.l = {
 			.reg_off = HHI_GP0_PLL_CNTL,
 			.shift   = 31,
@@ -409,16 +380,15 @@ static struct clk_regmap gxbb_gp0_pll = {
 			.shift   = 29,
 			.width   = 1,
 		},
-		.table = gxbb_gp0_pll_rate_table,
+		.table = gxbb_gp0_pll_params_table,
 		.init_regs = gxbb_gp0_init_regs,
 		.init_count = ARRAY_SIZE(gxbb_gp0_init_regs),
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "gp0_pll",
+		.name = "gp0_pll_dco",
 		.ops = &meson_clk_pll_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
-		.flags = CLK_GET_RATE_NOCACHE,
 	},
 };
 
@@ -428,11 +398,15 @@ static const struct reg_sequence gxl_gp0_init_regs[] = {
 	{ .reg = HHI_GP0_PLL_CNTL3,	.def = 0x0a59a288 },
 	{ .reg = HHI_GP0_PLL_CNTL4,	.def = 0xc000004d },
 	{ .reg = HHI_GP0_PLL_CNTL5,	.def = 0x00078000 },
-	{ .reg = HHI_GP0_PLL_CNTL,	.def = 0x40010250 },
 };
 
-static struct clk_regmap gxl_gp0_pll = {
+static struct clk_regmap gxl_gp0_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_GP0_PLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_GP0_PLL_CNTL,
 			.shift   = 0,
@@ -443,11 +417,6 @@ static struct clk_regmap gxl_gp0_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_GP0_PLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
 		.frac = {
 			.reg_off = HHI_GP0_PLL_CNTL1,
 			.shift   = 0,
@@ -463,16 +432,31 @@ static struct clk_regmap gxl_gp0_pll = {
 			.shift   = 29,
 			.width   = 1,
 		},
-		.table = gxl_gp0_pll_rate_table,
+		.table = gxl_gp0_pll_params_table,
 		.init_regs = gxl_gp0_init_regs,
 		.init_count = ARRAY_SIZE(gxl_gp0_init_regs),
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "gp0_pll",
+		.name = "gp0_pll_dco",
 		.ops = &meson_clk_pll_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
-		.flags = CLK_GET_RATE_NOCACHE,
+	},
+};
+
+static struct clk_regmap gxbb_gp0_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_GP0_PLL_CNTL,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "gp0_pll",
+		.ops = &clk_regmap_divider_ops,
+		.parent_names = (const char *[]){ "gp0_pll_dco" },
+		.num_parents = 1,
+		.flags = CLK_SET_RATE_PARENT,
 	},
 };
 
@@ -1933,6 +1917,12 @@ static struct clk_hw_onecell_data gxbb_hw_onecell_data = {
 		[CLKID_GEN_CLK_SEL]	    = &gxbb_gen_clk_sel.hw,
 		[CLKID_GEN_CLK_DIV]	    = &gxbb_gen_clk_div.hw,
 		[CLKID_GEN_CLK]		    = &gxbb_gen_clk.hw,
+		[CLKID_FIXED_PLL_DCO]	    = &gxbb_fixed_pll_dco.hw,
+		[CLKID_HDMI_PLL_DCO]	    = &gxbb_hdmi_pll_dco.hw,
+		[CLKID_HDMI_PLL_OD]	    = &gxbb_hdmi_pll_od.hw,
+		[CLKID_HDMI_PLL_OD2]	    = &gxbb_hdmi_pll_od2.hw,
+		[CLKID_SYS_PLL_DCO]	    = &gxbb_sys_pll_dco.hw,
+		[CLKID_GP0_PLL_DCO]	    = &gxbb_gp0_pll_dco.hw,
 		[NR_CLKS]		    = NULL,
 	},
 	.num = NR_CLKS,
@@ -1948,7 +1938,7 @@ static struct clk_hw_onecell_data gxl_hw_onecell_data = {
 		[CLKID_FCLK_DIV4]	    = &gxbb_fclk_div4.hw,
 		[CLKID_FCLK_DIV5]	    = &gxbb_fclk_div5.hw,
 		[CLKID_FCLK_DIV7]	    = &gxbb_fclk_div7.hw,
-		[CLKID_GP0_PLL]		    = &gxl_gp0_pll.hw,
+		[CLKID_GP0_PLL]		    = &gxbb_gp0_pll.hw,
 		[CLKID_MPEG_SEL]	    = &gxbb_mpeg_clk_sel.hw,
 		[CLKID_MPEG_DIV]	    = &gxbb_mpeg_clk_div.hw,
 		[CLKID_CLK81]		    = &gxbb_clk81.hw,
@@ -2098,19 +2088,29 @@ static struct clk_hw_onecell_data gxl_hw_onecell_data = {
 		[CLKID_GEN_CLK_SEL]	    = &gxbb_gen_clk_sel.hw,
 		[CLKID_GEN_CLK_DIV]	    = &gxbb_gen_clk_div.hw,
 		[CLKID_GEN_CLK]		    = &gxbb_gen_clk.hw,
+		[CLKID_FIXED_PLL_DCO]	    = &gxbb_fixed_pll_dco.hw,
+		[CLKID_HDMI_PLL_DCO]	    = &gxbb_hdmi_pll_dco.hw,
+		[CLKID_HDMI_PLL_OD]	    = &gxl_hdmi_pll_od.hw,
+		[CLKID_HDMI_PLL_OD2]	    = &gxl_hdmi_pll_od2.hw,
+		[CLKID_SYS_PLL_DCO]	    = &gxbb_sys_pll_dco.hw,
+		[CLKID_GP0_PLL_DCO]	    = &gxl_gp0_pll_dco.hw,
 		[NR_CLKS]		    = NULL,
 	},
 	.num = NR_CLKS,
 };
 
 static struct clk_regmap *const gxbb_clk_regmaps[] = {
-	&gxbb_gp0_pll,
+	&gxbb_gp0_pll_dco,
 	&gxbb_hdmi_pll,
+	&gxbb_hdmi_pll_od,
+	&gxbb_hdmi_pll_od2,
 };
 
 static struct clk_regmap *const gxl_clk_regmaps[] = {
-	&gxl_gp0_pll,
+	&gxl_gp0_pll_dco,
 	&gxl_hdmi_pll,
+	&gxl_hdmi_pll_od,
+	&gxl_hdmi_pll_od2,
 };
 
 static struct clk_regmap *const gx_clk_regmaps[] = {
@@ -2265,6 +2265,10 @@ static struct clk_regmap *const gx_clk_regmaps[] = {
 	&gxbb_gen_clk_sel,
 	&gxbb_gen_clk_div,
 	&gxbb_gen_clk,
+	&gxbb_fixed_pll_dco,
+	&gxbb_hdmi_pll_dco,
+	&gxbb_sys_pll_dco,
+	&gxbb_gp0_pll,
 };
 
 struct clkc_data {

+ 8 - 2
drivers/clk/meson/gxbb.h

@@ -159,8 +159,14 @@
 #define CLKID_VDEC_HEVC_DIV	  155
 #define CLKID_GEN_CLK_SEL	  157
 #define CLKID_GEN_CLK_DIV	  158
-
-#define NR_CLKS			  160
+#define CLKID_FIXED_PLL_DCO	  160
+#define CLKID_HDMI_PLL_DCO	  161
+#define CLKID_HDMI_PLL_OD	  162
+#define CLKID_HDMI_PLL_OD2	  163
+#define CLKID_SYS_PLL_DCO	  164
+#define CLKID_GP0_PLL_DCO	  165
+
+#define NR_CLKS			  166
 
 /* include the CLKIDs that have been made part of the DT binding */
 #include <dt-bindings/clock/gxbb-clkc.h>

+ 135 - 145
drivers/clk/meson/meson8b.c

@@ -11,7 +11,6 @@
 #include <linux/clk-provider.h>
 #include <linux/init.h>
 #include <linux/of_address.h>
-#include <linux/platform_device.h>
 #include <linux/reset-controller.h>
 #include <linux/slab.h>
 #include <linux/regmap.h>
@@ -22,66 +21,27 @@
 
 static DEFINE_SPINLOCK(meson_clk_lock);
 
-static void __iomem *clk_base;
-
 struct meson8b_clk_reset {
 	struct reset_controller_dev reset;
-	void __iomem *base;
+	struct regmap *regmap;
 };
 
-static const struct pll_rate_table sys_pll_rate_table[] = {
-	PLL_RATE(312000000, 52, 1, 2),
-	PLL_RATE(336000000, 56, 1, 2),
-	PLL_RATE(360000000, 60, 1, 2),
-	PLL_RATE(384000000, 64, 1, 2),
-	PLL_RATE(408000000, 68, 1, 2),
-	PLL_RATE(432000000, 72, 1, 2),
-	PLL_RATE(456000000, 76, 1, 2),
-	PLL_RATE(480000000, 80, 1, 2),
-	PLL_RATE(504000000, 84, 1, 2),
-	PLL_RATE(528000000, 88, 1, 2),
-	PLL_RATE(552000000, 92, 1, 2),
-	PLL_RATE(576000000, 96, 1, 2),
-	PLL_RATE(600000000, 50, 1, 1),
-	PLL_RATE(624000000, 52, 1, 1),
-	PLL_RATE(648000000, 54, 1, 1),
-	PLL_RATE(672000000, 56, 1, 1),
-	PLL_RATE(696000000, 58, 1, 1),
-	PLL_RATE(720000000, 60, 1, 1),
-	PLL_RATE(744000000, 62, 1, 1),
-	PLL_RATE(768000000, 64, 1, 1),
-	PLL_RATE(792000000, 66, 1, 1),
-	PLL_RATE(816000000, 68, 1, 1),
-	PLL_RATE(840000000, 70, 1, 1),
-	PLL_RATE(864000000, 72, 1, 1),
-	PLL_RATE(888000000, 74, 1, 1),
-	PLL_RATE(912000000, 76, 1, 1),
-	PLL_RATE(936000000, 78, 1, 1),
-	PLL_RATE(960000000, 80, 1, 1),
-	PLL_RATE(984000000, 82, 1, 1),
-	PLL_RATE(1008000000, 84, 1, 1),
-	PLL_RATE(1032000000, 86, 1, 1),
-	PLL_RATE(1056000000, 88, 1, 1),
-	PLL_RATE(1080000000, 90, 1, 1),
-	PLL_RATE(1104000000, 92, 1, 1),
-	PLL_RATE(1128000000, 94, 1, 1),
-	PLL_RATE(1152000000, 96, 1, 1),
-	PLL_RATE(1176000000, 98, 1, 1),
-	PLL_RATE(1200000000, 50, 1, 0),
-	PLL_RATE(1224000000, 51, 1, 0),
-	PLL_RATE(1248000000, 52, 1, 0),
-	PLL_RATE(1272000000, 53, 1, 0),
-	PLL_RATE(1296000000, 54, 1, 0),
-	PLL_RATE(1320000000, 55, 1, 0),
-	PLL_RATE(1344000000, 56, 1, 0),
-	PLL_RATE(1368000000, 57, 1, 0),
-	PLL_RATE(1392000000, 58, 1, 0),
-	PLL_RATE(1416000000, 59, 1, 0),
-	PLL_RATE(1440000000, 60, 1, 0),
-	PLL_RATE(1464000000, 61, 1, 0),
-	PLL_RATE(1488000000, 62, 1, 0),
-	PLL_RATE(1512000000, 63, 1, 0),
-	PLL_RATE(1536000000, 64, 1, 0),
+static const struct pll_params_table sys_pll_params_table[] = {
+	PLL_PARAMS(50, 1),
+	PLL_PARAMS(51, 1),
+	PLL_PARAMS(52, 1),
+	PLL_PARAMS(53, 1),
+	PLL_PARAMS(54, 1),
+	PLL_PARAMS(55, 1),
+	PLL_PARAMS(56, 1),
+	PLL_PARAMS(57, 1),
+	PLL_PARAMS(58, 1),
+	PLL_PARAMS(59, 1),
+	PLL_PARAMS(60, 1),
+	PLL_PARAMS(61, 1),
+	PLL_PARAMS(62, 1),
+	PLL_PARAMS(63, 1),
+	PLL_PARAMS(64, 1),
 	{ /* sentinel */ },
 };
 
@@ -94,8 +54,13 @@ static struct clk_fixed_rate meson8b_xtal = {
 	},
 };
 
-static struct clk_regmap meson8b_fixed_pll = {
+static struct clk_regmap meson8b_fixed_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_MPLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_MPLL_CNTL,
 			.shift   = 0,
@@ -106,11 +71,6 @@ static struct clk_regmap meson8b_fixed_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_MPLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
 		.frac = {
 			.reg_off = HHI_MPLL_CNTL2,
 			.shift   = 0,
@@ -128,16 +88,39 @@ static struct clk_regmap meson8b_fixed_pll = {
 		},
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "fixed_pll",
+		.name = "fixed_pll_dco",
 		.ops = &meson_clk_pll_ro_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
-		.flags = CLK_GET_RATE_NOCACHE,
 	},
 };
 
-static struct clk_regmap meson8b_vid_pll = {
+static struct clk_regmap meson8b_fixed_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_MPLL_CNTL,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "fixed_pll",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "fixed_pll_dco" },
+		.num_parents = 1,
+		/*
+		 * This clock won't ever change at runtime so
+		 * CLK_SET_RATE_PARENT is not required
+		 */
+	},
+};
+
+static struct clk_regmap meson8b_vid_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_VID_PLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_VID_PLL_CNTL,
 			.shift   = 0,
@@ -148,11 +131,6 @@ static struct clk_regmap meson8b_vid_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_VID_PLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
 		.l = {
 			.reg_off = HHI_VID_PLL_CNTL,
 			.shift   = 31,
@@ -165,16 +143,36 @@ static struct clk_regmap meson8b_vid_pll = {
 		},
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "vid_pll",
+		.name = "vid_pll_dco",
 		.ops = &meson_clk_pll_ro_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
-		.flags = CLK_GET_RATE_NOCACHE,
 	},
 };
 
-static struct clk_regmap meson8b_sys_pll = {
+static struct clk_regmap meson8b_vid_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_VID_PLL_CNTL,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "vid_pll",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "vid_pll_dco" },
+		.num_parents = 1,
+		.flags = CLK_SET_RATE_PARENT,
+	},
+};
+
+static struct clk_regmap meson8b_sys_pll_dco = {
 	.data = &(struct meson_clk_pll_data){
+		.en = {
+			.reg_off = HHI_SYS_PLL_CNTL,
+			.shift   = 30,
+			.width   = 1,
+		},
 		.m = {
 			.reg_off = HHI_SYS_PLL_CNTL,
 			.shift   = 0,
@@ -185,11 +183,6 @@ static struct clk_regmap meson8b_sys_pll = {
 			.shift   = 9,
 			.width   = 5,
 		},
-		.od = {
-			.reg_off = HHI_SYS_PLL_CNTL,
-			.shift   = 16,
-			.width   = 2,
-		},
 		.l = {
 			.reg_off = HHI_SYS_PLL_CNTL,
 			.shift   = 31,
@@ -200,14 +193,29 @@ static struct clk_regmap meson8b_sys_pll = {
 			.shift   = 29,
 			.width   = 1,
 		},
-		.table = sys_pll_rate_table,
+		.table = sys_pll_params_table,
 	},
 	.hw.init = &(struct clk_init_data){
-		.name = "sys_pll",
+		.name = "sys_pll_dco",
 		.ops = &meson_clk_pll_ro_ops,
 		.parent_names = (const char *[]){ "xtal" },
 		.num_parents = 1,
-		.flags = CLK_GET_RATE_NOCACHE,
+	},
+};
+
+static struct clk_regmap meson8b_sys_pll = {
+	.data = &(struct clk_regmap_div_data){
+		.offset = HHI_SYS_PLL_CNTL,
+		.shift = 16,
+		.width = 2,
+		.flags = CLK_DIVIDER_POWER_OF_TWO,
+	},
+	.hw.init = &(struct clk_init_data){
+		.name = "sys_pll",
+		.ops = &clk_regmap_divider_ro_ops,
+		.parent_names = (const char *[]){ "sys_pll_dco" },
+		.num_parents = 1,
+		.flags = CLK_SET_RATE_PARENT,
 	},
 };
 
@@ -879,6 +887,9 @@ static struct clk_hw_onecell_data meson8b_hw_onecell_data = {
 		[CLKID_NAND_SEL]	    = &meson8b_nand_clk_sel.hw,
 		[CLKID_NAND_DIV]	    = &meson8b_nand_clk_div.hw,
 		[CLKID_NAND_CLK]	    = &meson8b_nand_clk_gate.hw,
+		[CLKID_PLL_FIXED_DCO]	    = &meson8b_fixed_pll_dco.hw,
+		[CLKID_PLL_VID_DCO]	    = &meson8b_vid_pll_dco.hw,
+		[CLKID_PLL_SYS_DCO]	    = &meson8b_sys_pll_dco.hw,
 		[CLK_NR_CLKS]		    = NULL,
 	},
 	.num = CLK_NR_CLKS,
@@ -987,6 +998,9 @@ static struct clk_regmap *const meson8b_clk_regmaps[] = {
 	&meson8b_nand_clk_sel,
 	&meson8b_nand_clk_div,
 	&meson8b_nand_clk_gate,
+	&meson8b_fixed_pll_dco,
+	&meson8b_vid_pll_dco,
+	&meson8b_sys_pll_dco,
 };
 
 static const struct meson8b_clk_reset_line {
@@ -1050,7 +1064,6 @@ static int meson8b_clk_reset_update(struct reset_controller_dev *rcdev,
 		container_of(rcdev, struct meson8b_clk_reset, reset);
 	unsigned long flags;
 	const struct meson8b_clk_reset_line *reset;
-	u32 val;
 
 	if (id >= ARRAY_SIZE(meson8b_clk_reset_bits))
 		return -EINVAL;
@@ -1059,12 +1072,12 @@ static int meson8b_clk_reset_update(struct reset_controller_dev *rcdev,
 
 	spin_lock_irqsave(&meson_clk_lock, flags);
 
-	val = readl(meson8b_clk_reset->base + reset->reg);
 	if (assert)
-		val |= BIT(reset->bit_idx);
+		regmap_update_bits(meson8b_clk_reset->regmap, reset->reg,
+				   BIT(reset->bit_idx), BIT(reset->bit_idx));
 	else
-		val &= ~BIT(reset->bit_idx);
-	writel(val, meson8b_clk_reset->base + reset->reg);
+		regmap_update_bits(meson8b_clk_reset->regmap, reset->reg,
+				   BIT(reset->bit_idx), 0);
 
 	spin_unlock_irqrestore(&meson_clk_lock, flags);
 
@@ -1094,62 +1107,12 @@ static const struct regmap_config clkc_regmap_config = {
 	.reg_stride     = 4,
 };
 
-static int meson8b_clkc_probe(struct platform_device *pdev)
-{
-	int ret, i;
-	struct device *dev = &pdev->dev;
-	struct regmap *map;
-
-	if (!clk_base)
-		return -ENXIO;
-
-	map = devm_regmap_init_mmio(dev, clk_base, &clkc_regmap_config);
-	if (IS_ERR(map))
-		return PTR_ERR(map);
-
-	/* Populate regmap for the regmap backed clocks */
-	for (i = 0; i < ARRAY_SIZE(meson8b_clk_regmaps); i++)
-		meson8b_clk_regmaps[i]->map = map;
-
-	/*
-	 * register all clks
-	 * CLKID_UNUSED = 0, so skip it and start with CLKID_XTAL = 1
-	 */
-	for (i = CLKID_XTAL; i < CLK_NR_CLKS; i++) {
-		/* array might be sparse */
-		if (!meson8b_hw_onecell_data.hws[i])
-			continue;
-
-		ret = devm_clk_hw_register(dev, meson8b_hw_onecell_data.hws[i]);
-		if (ret)
-			return ret;
-	}
-
-	return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
-					   &meson8b_hw_onecell_data);
-}
-
-static const struct of_device_id meson8b_clkc_match_table[] = {
-	{ .compatible = "amlogic,meson8-clkc" },
-	{ .compatible = "amlogic,meson8b-clkc" },
-	{ .compatible = "amlogic,meson8m2-clkc" },
-	{ }
-};
-
-static struct platform_driver meson8b_driver = {
-	.probe		= meson8b_clkc_probe,
-	.driver		= {
-		.name	= "meson8b-clkc",
-		.of_match_table = meson8b_clkc_match_table,
-	},
-};
-
-builtin_platform_driver(meson8b_driver);
-
-static void __init meson8b_clkc_reset_init(struct device_node *np)
+static void __init meson8b_clkc_init(struct device_node *np)
 {
 	struct meson8b_clk_reset *rstc;
-	int ret;
+	void __iomem *clk_base;
+	struct regmap *map;
+	int i, ret;
 
 	/* Generic clocks, PLLs and some of the reset-bits */
 	clk_base = of_iomap(np, 1);
@@ -1158,12 +1121,16 @@ static void __init meson8b_clkc_reset_init(struct device_node *np)
 		return;
 	}
 
+	map = regmap_init_mmio(NULL, clk_base, &clkc_regmap_config);
+	if (IS_ERR(map))
+		return;
+
 	rstc = kzalloc(sizeof(*rstc), GFP_KERNEL);
 	if (!rstc)
 		return;
 
 	/* Reset Controller */
-	rstc->base = clk_base;
+	rstc->regmap = map;
 	rstc->reset.ops = &meson8b_clk_reset_ops;
 	rstc->reset.nr_resets = ARRAY_SIZE(meson8b_clk_reset_bits);
 	rstc->reset.of_node = np;
@@ -1173,11 +1140,34 @@ static void __init meson8b_clkc_reset_init(struct device_node *np)
 		       __func__, ret);
 		return;
 	}
+
+	/* Populate regmap for the regmap backed clocks */
+	for (i = 0; i < ARRAY_SIZE(meson8b_clk_regmaps); i++)
+		meson8b_clk_regmaps[i]->map = map;
+
+	/*
+	 * register all clks
+	 * CLKID_UNUSED = 0, so skip it and start with CLKID_XTAL = 1
+	 */
+	for (i = CLKID_XTAL; i < CLK_NR_CLKS; i++) {
+		/* array might be sparse */
+		if (!meson8b_hw_onecell_data.hws[i])
+			continue;
+
+		ret = clk_hw_register(NULL, meson8b_hw_onecell_data.hws[i]);
+		if (ret)
+			return;
+	}
+
+	ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get,
+				     &meson8b_hw_onecell_data);
+	if (ret)
+		pr_err("%s: failed to register clock provider\n", __func__);
 }
 
 CLK_OF_DECLARE_DRIVER(meson8_clkc, "amlogic,meson8-clkc",
-		      meson8b_clkc_reset_init);
+		      meson8b_clkc_init);
 CLK_OF_DECLARE_DRIVER(meson8b_clkc, "amlogic,meson8b-clkc",
-		      meson8b_clkc_reset_init);
+		      meson8b_clkc_init);
 CLK_OF_DECLARE_DRIVER(meson8m2_clkc, "amlogic,meson8m2-clkc",
-		      meson8b_clkc_reset_init);
+		      meson8b_clkc_init);

+ 4 - 1
drivers/clk/meson/meson8b.h

@@ -75,8 +75,11 @@
 #define CLKID_FCLK_DIV7_DIV	109
 #define CLKID_NAND_SEL		110
 #define CLKID_NAND_DIV		111
+#define CLKID_PLL_FIXED_DCO	113
+#define CLKID_PLL_VID_DCO	114
+#define CLKID_PLL_SYS_DCO	115
 
-#define CLK_NR_CLKS		113
+#define CLK_NR_CLKS		116
 
 /*
  * include the CLKID and RESETID that have