diff options
Diffstat (limited to 'drivers/clk/sunxi-ng')
50 files changed, 2522 insertions, 191 deletions
diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig index b547198a2c65..8896fd052ef1 100644 --- a/drivers/clk/sunxi-ng/Kconfig +++ b/drivers/clk/sunxi-ng/Kconfig @@ -9,113 +9,123 @@ if SUNXI_CCU config SUNIV_F1C100S_CCU tristate "Support for the Allwinner newer F1C100s CCU" - default y + default ARCH_SUNXI depends on MACH_SUNIV || COMPILE_TEST config SUN20I_D1_CCU tristate "Support for the Allwinner D1/R528/T113 CCU" - default y + default ARCH_SUNXI depends on MACH_SUN8I || RISCV || COMPILE_TEST config SUN20I_D1_R_CCU tristate "Support for the Allwinner D1/R528/T113 PRCM CCU" - default y + default ARCH_SUNXI depends on MACH_SUN8I || RISCV || COMPILE_TEST config SUN50I_A64_CCU tristate "Support for the Allwinner A64 CCU" - default y + default ARCH_SUNXI depends on ARM64 || COMPILE_TEST config SUN50I_A100_CCU tristate "Support for the Allwinner A100 CCU" - default y + default ARCH_SUNXI depends on ARM64 || COMPILE_TEST config SUN50I_A100_R_CCU tristate "Support for the Allwinner A100 PRCM CCU" - default y + default ARCH_SUNXI depends on ARM64 || COMPILE_TEST config SUN50I_H6_CCU tristate "Support for the Allwinner H6 CCU" - default y + default ARCH_SUNXI depends on ARM64 || COMPILE_TEST config SUN50I_H616_CCU tristate "Support for the Allwinner H616 CCU" - default y + default ARCH_SUNXI depends on ARM64 || COMPILE_TEST config SUN50I_H6_R_CCU tristate "Support for the Allwinner H6 and H616 PRCM CCU" - default y + default ARCH_SUNXI + depends on ARM64 || COMPILE_TEST + +config SUN55I_A523_CCU + tristate "Support for the Allwinner A523/T527 CCU" + default ARCH_SUNXI + depends on ARM64 || COMPILE_TEST + +config SUN55I_A523_R_CCU + tristate "Support for the Allwinner A523/T527 PRCM CCU" + default ARCH_SUNXI depends on ARM64 || COMPILE_TEST config SUN4I_A10_CCU tristate "Support for the Allwinner A10/A20 CCU" - default y + default ARCH_SUNXI depends on MACH_SUN4I || MACH_SUN7I || COMPILE_TEST config SUN5I_CCU bool "Support for the Allwinner sun5i family CCM" - default y + default ARCH_SUNXI depends on MACH_SUN5I || COMPILE_TEST depends on SUNXI_CCU=y config SUN6I_A31_CCU tristate "Support for the Allwinner A31/A31s CCU" - default y + default ARCH_SUNXI depends on MACH_SUN6I || COMPILE_TEST config SUN6I_RTC_CCU tristate "Support for the Allwinner H616/R329 RTC CCU" - default y + default ARCH_SUNXI depends on MACH_SUN8I || ARM64 || RISCV || COMPILE_TEST config SUN8I_A23_CCU tristate "Support for the Allwinner A23 CCU" - default y + default ARCH_SUNXI depends on MACH_SUN8I || COMPILE_TEST config SUN8I_A33_CCU tristate "Support for the Allwinner A33 CCU" - default y + default ARCH_SUNXI depends on MACH_SUN8I || COMPILE_TEST config SUN8I_A83T_CCU tristate "Support for the Allwinner A83T CCU" - default y + default ARCH_SUNXI depends on MACH_SUN8I || COMPILE_TEST config SUN8I_H3_CCU tristate "Support for the Allwinner H3 CCU" - default y + default ARCH_SUNXI depends on MACH_SUN8I || ARM64 || COMPILE_TEST config SUN8I_V3S_CCU tristate "Support for the Allwinner V3s CCU" - default y + default ARCH_SUNXI depends on MACH_SUN8I || COMPILE_TEST config SUN8I_DE2_CCU tristate "Support for the Allwinner SoCs DE2 CCU" - default y + default ARCH_SUNXI depends on MACH_SUN8I || ARM64 || RISCV || COMPILE_TEST config SUN8I_R40_CCU tristate "Support for the Allwinner R40 CCU" - default y + default ARCH_SUNXI depends on MACH_SUN8I || COMPILE_TEST config SUN9I_A80_CCU tristate "Support for the Allwinner A80 CCU" - default y + default ARCH_SUNXI depends on MACH_SUN9I || COMPILE_TEST config SUN8I_R_CCU tristate "Support for Allwinner SoCs' PRCM CCUs" - default y + default ARCH_SUNXI depends on MACH_SUN8I || ARM64 || COMPILE_TEST endif diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile index 6b3ae2b620db..82e471036de6 100644 --- a/drivers/clk/sunxi-ng/Makefile +++ b/drivers/clk/sunxi-ng/Makefile @@ -33,6 +33,8 @@ obj-$(CONFIG_SUN50I_A100_R_CCU) += sun50i-a100-r-ccu.o obj-$(CONFIG_SUN50I_H6_CCU) += sun50i-h6-ccu.o obj-$(CONFIG_SUN50I_H6_R_CCU) += sun50i-h6-r-ccu.o obj-$(CONFIG_SUN50I_H616_CCU) += sun50i-h616-ccu.o +obj-$(CONFIG_SUN55I_A523_CCU) += sun55i-a523-ccu.o +obj-$(CONFIG_SUN55I_A523_R_CCU) += sun55i-a523-r-ccu.o obj-$(CONFIG_SUN4I_A10_CCU) += sun4i-a10-ccu.o obj-$(CONFIG_SUN5I_CCU) += sun5i-ccu.o obj-$(CONFIG_SUN6I_A31_CCU) += sun6i-a31-ccu.o @@ -58,6 +60,8 @@ sun50i-a100-r-ccu-y += ccu-sun50i-a100-r.o sun50i-h6-ccu-y += ccu-sun50i-h6.o sun50i-h6-r-ccu-y += ccu-sun50i-h6-r.o sun50i-h616-ccu-y += ccu-sun50i-h616.o +sun55i-a523-ccu-y += ccu-sun55i-a523.o +sun55i-a523-r-ccu-y += ccu-sun55i-a523-r.o sun4i-a10-ccu-y += ccu-sun4i-a10.o sun5i-ccu-y += ccu-sun5i.o sun6i-a31-ccu-y += ccu-sun6i-a31.o diff --git a/drivers/clk/sunxi-ng/ccu-sun20i-d1-r.c b/drivers/clk/sunxi-ng/ccu-sun20i-d1-r.c index 9d3ffd3fb2c1..44b2ebdebdac 100644 --- a/drivers/clk/sunxi-ng/ccu-sun20i-d1-r.c +++ b/drivers/clk/sunxi-ng/ccu-sun20i-d1-r.c @@ -91,7 +91,7 @@ static struct clk_hw_onecell_data sun20i_d1_r_hw_clks = { }, }; -static struct ccu_reset_map sun20i_d1_r_ccu_resets[] = { +static const struct ccu_reset_map sun20i_d1_r_ccu_resets[] = { [RST_BUS_R_TIMER] = { 0x11c, BIT(16) }, [RST_BUS_R_TWD] = { 0x12c, BIT(16) }, [RST_BUS_R_PPU] = { 0x1ac, BIT(16) }, @@ -125,6 +125,7 @@ static const struct of_device_id sun20i_d1_r_ccu_ids[] = { { .compatible = "allwinner,sun20i-d1-r-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun20i_d1_r_ccu_ids); static struct platform_driver sun20i_d1_r_ccu_driver = { .probe = sun20i_d1_r_ccu_probe, @@ -136,5 +137,6 @@ static struct platform_driver sun20i_d1_r_ccu_driver = { }; module_platform_driver(sun20i_d1_r_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner D1/R528/T113 PRCM CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun20i-d1.c b/drivers/clk/sunxi-ng/ccu-sun20i-d1.c index 48a8fb2c43b7..e83d4fd40240 100644 --- a/drivers/clk/sunxi-ng/ccu-sun20i-d1.c +++ b/drivers/clk/sunxi-ng/ccu-sun20i-d1.c @@ -412,19 +412,23 @@ static const struct clk_parent_data mmc0_mmc1_parents[] = { { .hw = &pll_periph0_2x_clk.common.hw }, { .hw = &pll_audio1_div2_clk.common.hw }, }; -static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(mmc0_clk, "mmc0", mmc0_mmc1_parents, 0x830, - 0, 4, /* M */ - 8, 2, /* P */ - 24, 3, /* mux */ - BIT(31), /* gate */ - 0); - -static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(mmc1_clk, "mmc1", mmc0_mmc1_parents, 0x834, - 0, 4, /* M */ - 8, 2, /* P */ - 24, 3, /* mux */ - BIT(31), /* gate */ - 0); +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE_POSTDIV(mmc0_clk, "mmc0", + mmc0_mmc1_parents, 0x830, + 0, 4, /* M */ + 8, 2, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 2, /* post-div */ + 0); + +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE_POSTDIV(mmc1_clk, "mmc1", + mmc0_mmc1_parents, 0x834, + 0, 4, /* M */ + 8, 2, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 2, /* post-div */ + 0); static const struct clk_parent_data mmc2_parents[] = { { .fw_name = "hosc" }, @@ -433,12 +437,14 @@ static const struct clk_parent_data mmc2_parents[] = { { .hw = &pll_periph0_800M_clk.common.hw }, { .hw = &pll_audio1_div2_clk.common.hw }, }; -static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(mmc2_clk, "mmc2", mmc2_parents, 0x838, - 0, 4, /* M */ - 8, 2, /* P */ - 24, 3, /* mux */ - BIT(31), /* gate */ - 0); +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE_POSTDIV(mmc2_clk, "mmc2", mmc2_parents, + 0x838, + 0, 4, /* M */ + 8, 2, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 2, /* post-div */ + 0); static SUNXI_CCU_GATE_HWS(bus_mmc0_clk, "bus-mmc0", psi_ahb_hws, 0x84c, BIT(0), 0); @@ -1232,7 +1238,7 @@ static struct clk_hw_onecell_data sun20i_d1_hw_clks = { }, }; -static struct ccu_reset_map sun20i_d1_ccu_resets[] = { +static const struct ccu_reset_map sun20i_d1_ccu_resets[] = { [RST_MBUS] = { 0x540, BIT(30) }, [RST_BUS_DE] = { 0x60c, BIT(16) }, [RST_BUS_DI] = { 0x62c, BIT(16) }, @@ -1371,7 +1377,7 @@ static int sun20i_d1_ccu_probe(struct platform_device *pdev) /* Enforce m1 = 0, m0 = 0 for PLL_AUDIO0 */ val = readl(reg + SUN20I_D1_PLL_AUDIO0_REG); - val &= ~BIT(1) | BIT(0); + val &= ~(BIT(1) | BIT(0)); writel(val, reg + SUN20I_D1_PLL_AUDIO0_REG); /* Force fanout-27M factor N to 0. */ @@ -1394,6 +1400,7 @@ static const struct of_device_id sun20i_d1_ccu_ids[] = { { .compatible = "allwinner,sun20i-d1-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun20i_d1_ccu_ids); static struct platform_driver sun20i_d1_ccu_driver = { .probe = sun20i_d1_ccu_probe, @@ -1405,5 +1412,6 @@ static struct platform_driver sun20i_d1_ccu_driver = { }; module_platform_driver(sun20i_d1_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner D1/R528/T113 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun4i-a10.c b/drivers/clk/sunxi-ng/ccu-sun4i-a10.c index 451ebb7c99a3..409feb085021 100644 --- a/drivers/clk/sunxi-ng/ccu-sun4i-a10.c +++ b/drivers/clk/sunxi-ng/ccu-sun4i-a10.c @@ -1382,7 +1382,7 @@ static struct clk_hw_onecell_data sun7i_a20_hw_clks = { .num = CLK_NUMBER_SUN7I, }; -static struct ccu_reset_map sunxi_a10_a20_ccu_resets[] = { +static const struct ccu_reset_map sunxi_a10_a20_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, [RST_USB_PHY2] = { 0x0cc, BIT(2) }, @@ -1481,6 +1481,7 @@ static const struct of_device_id sun4i_a10_ccu_ids[] = { }, { } }; +MODULE_DEVICE_TABLE(of, sun4i_a10_ccu_ids); static struct platform_driver sun4i_a10_ccu_driver = { .probe = sun4i_a10_ccu_probe, @@ -1492,5 +1493,6 @@ static struct platform_driver sun4i_a10_ccu_driver = { }; module_platform_driver(sun4i_a10_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A10/A20 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a100-r.c b/drivers/clk/sunxi-ng/ccu-sun50i-a100-r.c index fddd6c877cec..cb0f8d110c32 100644 --- a/drivers/clk/sunxi-ng/ccu-sun50i-a100-r.c +++ b/drivers/clk/sunxi-ng/ccu-sun50i-a100-r.c @@ -166,7 +166,7 @@ static struct clk_hw_onecell_data sun50i_a100_r_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun50i_a100_r_ccu_resets[] = { +static const struct ccu_reset_map sun50i_a100_r_ccu_resets[] = { [RST_R_APB1_TIMER] = { 0x11c, BIT(16) }, [RST_R_APB1_BUS_PWM] = { 0x13c, BIT(16) }, [RST_R_APB1_PPU] = { 0x17c, BIT(16) }, @@ -202,6 +202,7 @@ static const struct of_device_id sun50i_a100_r_ccu_ids[] = { { .compatible = "allwinner,sun50i-a100-r-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun50i_a100_r_ccu_ids); static struct platform_driver sun50i_a100_r_ccu_driver = { .probe = sun50i_a100_r_ccu_probe, @@ -213,5 +214,6 @@ static struct platform_driver sun50i_a100_r_ccu_driver = { }; module_platform_driver(sun50i_a100_r_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A100 PRCM CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a100.c b/drivers/clk/sunxi-ng/ccu-sun50i-a100.c index 5f93b5526e13..1f81c7ac41af 100644 --- a/drivers/clk/sunxi-ng/ccu-sun50i-a100.c +++ b/drivers/clk/sunxi-ng/ccu-sun50i-a100.c @@ -436,7 +436,7 @@ static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc0_clk, "mmc0", mmc_parents, 0x830, 24, 2, /* mux */ BIT(31), /* gate */ 2, /* post-div */ - CLK_SET_RATE_NO_REPARENT); + 0); static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc1_clk, "mmc1", mmc_parents, 0x834, 0, 4, /* M */ @@ -444,7 +444,7 @@ static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc1_clk, "mmc1", mmc_parents, 0x834, 24, 2, /* mux */ BIT(31), /* gate */ 2, /* post-div */ - CLK_SET_RATE_NO_REPARENT); + 0); static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc2_clk, "mmc2", mmc_parents, 0x838, 0, 4, /* M */ @@ -452,7 +452,7 @@ static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc2_clk, "mmc2", mmc_parents, 0x838, 24, 2, /* mux */ BIT(31), /* gate */ 2, /* post-div */ - CLK_SET_RATE_NO_REPARENT); + 0); static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb3", 0x84c, BIT(0), 0); static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb3", 0x84c, BIT(1), 0); @@ -1061,7 +1061,7 @@ static struct clk_hw_onecell_data sun50i_a100_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun50i_a100_ccu_resets[] = { +static const struct ccu_reset_map sun50i_a100_ccu_resets[] = { [RST_MBUS] = { 0x540, BIT(30) }, [RST_BUS_DE] = { 0x60c, BIT(16) }, @@ -1264,6 +1264,7 @@ static const struct of_device_id sun50i_a100_ccu_ids[] = { { .compatible = "allwinner,sun50i-a100-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun50i_a100_ccu_ids); static struct platform_driver sun50i_a100_ccu_driver = { .probe = sun50i_a100_ccu_probe, @@ -1275,5 +1276,6 @@ static struct platform_driver sun50i_a100_ccu_driver = { }; module_platform_driver(sun50i_a100_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A100 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c index 8951ffc14ff5..ba1ad267f123 100644 --- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c +++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c @@ -171,17 +171,21 @@ static struct ccu_nkm pll_mipi_clk = { * user manual, and by experiments the PLL doesn't work without * these bits toggled. */ - .enable = BIT(31) | BIT(23) | BIT(22), - .lock = BIT(28), - .n = _SUNXI_CCU_MULT(8, 4), - .k = _SUNXI_CCU_MULT_MIN(4, 2, 2), - .m = _SUNXI_CCU_DIV(0, 4), + .enable = BIT(31) | BIT(23) | BIT(22), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT(8, 4), + .k = _SUNXI_CCU_MULT_MIN(4, 2, 2), + .m = _SUNXI_CCU_DIV(0, 4), + .max_m_n_ratio = 3, + .min_parent_m_ratio = 24000000, .common = { .reg = 0x040, .hw.init = CLK_HW_INIT("pll-mipi", "pll-video0", &ccu_nkm_ops, CLK_SET_RATE_UNGATE | CLK_SET_RATE_PARENT), .features = CCU_FEATURE_CLOSEST_RATE, + .min_rate = 500000000, + .max_rate = 1400000000, }, }; @@ -531,11 +535,11 @@ static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents, CLK_SET_RATE_PARENT); /* - * DSI output seems to work only when PLL_MIPI selected. Set it and prevent - * the mux from reparenting. + * Experiments showed that RGB output requires pll-video0-2x, while DSI + * requires pll-mipi. It will not work with incorrect clock, the screen will + * be blank. + * sun50i-a64.dtsi assigns pll-mipi as TCON0 parent by default */ -#define SUN50I_A64_TCON0_CLK_REG 0x118 - static const char * const tcon0_parents[] = { "pll-mipi", "pll-video0-2x" }; static const u8 tcon0_table[] = { 0, 2, }; static SUNXI_CCU_MUX_TABLE_WITH_GATE_CLOSEST(tcon0_clk, "tcon0", tcon0_parents, @@ -854,7 +858,7 @@ static struct clk_hw_onecell_data sun50i_a64_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun50i_a64_ccu_resets[] = { +static const struct ccu_reset_map sun50i_a64_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, [RST_USB_HSIC] = { 0x0cc, BIT(2) }, @@ -955,11 +959,6 @@ static int sun50i_a64_ccu_probe(struct platform_device *pdev) writel(0x515, reg + SUN50I_A64_PLL_MIPI_REG); - /* Set PLL MIPI as parent for TCON0 */ - val = readl(reg + SUN50I_A64_TCON0_CLK_REG); - val &= ~GENMASK(26, 24); - writel(val | (0 << 24), reg + SUN50I_A64_TCON0_CLK_REG); - ret = devm_sunxi_ccu_probe(&pdev->dev, reg, &sun50i_a64_ccu_desc); if (ret) return ret; @@ -978,6 +977,7 @@ static const struct of_device_id sun50i_a64_ccu_ids[] = { { .compatible = "allwinner,sun50i-a64-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun50i_a64_ccu_ids); static struct platform_driver sun50i_a64_ccu_driver = { .probe = sun50i_a64_ccu_probe, @@ -989,5 +989,6 @@ static struct platform_driver sun50i_a64_ccu_driver = { }; module_platform_driver(sun50i_a64_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A64 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.h b/drivers/clk/sunxi-ng/ccu-sun50i-a64.h index a8c11c0b4e06..dfba88a5ad0f 100644 --- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.h +++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.h @@ -21,7 +21,6 @@ /* PLL_VIDEO0 exported for HDMI PHY */ -#define CLK_PLL_VIDEO0_2X 8 #define CLK_PLL_VE 9 #define CLK_PLL_DDR0 10 @@ -32,7 +31,6 @@ #define CLK_PLL_PERIPH1_2X 14 #define CLK_PLL_VIDEO1 15 #define CLK_PLL_GPU 16 -#define CLK_PLL_MIPI 17 #define CLK_PLL_HSIC 18 #define CLK_PLL_DE 19 #define CLK_PLL_DDR1 20 diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-h6-r.c b/drivers/clk/sunxi-ng/ccu-sun50i-h6-r.c index 02b28cfc5525..acb4e8b9b1ba 100644 --- a/drivers/clk/sunxi-ng/ccu-sun50i-h6-r.c +++ b/drivers/clk/sunxi-ng/ccu-sun50i-h6-r.c @@ -179,7 +179,7 @@ static struct clk_hw_onecell_data sun50i_h616_r_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun50i_h6_r_ccu_resets[] = { +static const struct ccu_reset_map sun50i_h6_r_ccu_resets[] = { [RST_R_APB1_TIMER] = { 0x11c, BIT(16) }, [RST_R_APB1_TWD] = { 0x12c, BIT(16) }, [RST_R_APB1_PWM] = { 0x13c, BIT(16) }, @@ -190,7 +190,7 @@ static struct ccu_reset_map sun50i_h6_r_ccu_resets[] = { [RST_R_APB1_W1] = { 0x1ec, BIT(16) }, }; -static struct ccu_reset_map sun50i_h616_r_ccu_resets[] = { +static const struct ccu_reset_map sun50i_h616_r_ccu_resets[] = { [RST_R_APB1_TWD] = { 0x12c, BIT(16) }, [RST_R_APB2_I2C] = { 0x19c, BIT(16) }, [RST_R_APB2_RSB] = { 0x1bc, BIT(16) }, @@ -244,6 +244,7 @@ static const struct of_device_id sun50i_h6_r_ccu_ids[] = { }, { } }; +MODULE_DEVICE_TABLE(of, sun50i_h6_r_ccu_ids); static struct platform_driver sun50i_h6_r_ccu_driver = { .probe = sun50i_h6_r_ccu_probe, @@ -255,5 +256,6 @@ static struct platform_driver sun50i_h6_r_ccu_driver = { }; module_platform_driver(sun50i_h6_r_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner H6 and H616 PRCM CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-h6.c b/drivers/clk/sunxi-ng/ccu-sun50i-h6.c index 42568c616181..7fccda96d444 100644 --- a/drivers/clk/sunxi-ng/ccu-sun50i-h6.c +++ b/drivers/clk/sunxi-ng/ccu-sun50i-h6.c @@ -1076,7 +1076,7 @@ static struct clk_hw_onecell_data sun50i_h6_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun50i_h6_ccu_resets[] = { +static const struct ccu_reset_map sun50i_h6_ccu_resets[] = { [RST_MBUS] = { 0x540, BIT(30) }, [RST_BUS_DE] = { 0x60c, BIT(16) }, @@ -1181,11 +1181,18 @@ static const u32 usb2_clk_regs[] = { SUN50I_H6_USB3_CLK_REG, }; +static struct ccu_mux_nb sun50i_h6_cpu_nb = { + .common = &cpux_clk.common, + .cm = &cpux_clk.mux, + .delay_us = 1, + .bypass_index = 0, /* index of 24 MHz oscillator */ +}; + static int sun50i_h6_ccu_probe(struct platform_device *pdev) { void __iomem *reg; + int i, ret; u32 val; - int i; reg = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(reg)) @@ -1252,13 +1259,22 @@ static int sun50i_h6_ccu_probe(struct platform_device *pdev) val |= BIT(24); writel(val, reg + SUN50I_H6_HDMI_CEC_CLK_REG); - return devm_sunxi_ccu_probe(&pdev->dev, reg, &sun50i_h6_ccu_desc); + ret = devm_sunxi_ccu_probe(&pdev->dev, reg, &sun50i_h6_ccu_desc); + if (ret) + return ret; + + /* Reparent CPU during PLL CPUX rate changes */ + ccu_mux_notifier_register(pll_cpux_clk.common.hw.clk, + &sun50i_h6_cpu_nb); + + return 0; } static const struct of_device_id sun50i_h6_ccu_ids[] = { { .compatible = "allwinner,sun50i-h6-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun50i_h6_ccu_ids); static struct platform_driver sun50i_h6_ccu_driver = { .probe = sun50i_h6_ccu_probe, @@ -1270,5 +1286,6 @@ static struct platform_driver sun50i_h6_ccu_driver = { }; module_platform_driver(sun50i_h6_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner H6 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-h616.c b/drivers/clk/sunxi-ng/ccu-sun50i-h616.c index 21e918582aa5..955c614830fa 100644 --- a/drivers/clk/sunxi-ng/ccu-sun50i-h616.c +++ b/drivers/clk/sunxi-ng/ccu-sun50i-h616.c @@ -216,19 +216,29 @@ static struct ccu_nkmp pll_de_clk = { }; /* - * TODO: Determine SDM settings for the audio PLL. The manual suggests - * PLL_FACTOR_N=16, PLL_POST_DIV_P=2, OUTPUT_DIV=2, pattern=0xe000c49b - * for 24.576 MHz, and PLL_FACTOR_N=22, PLL_POST_DIV_P=3, OUTPUT_DIV=2, - * pattern=0xe001288c for 22.5792 MHz. - * This clashes with our fixed PLL_POST_DIV_P. + * Sigma-delta modulation settings table obtained from the vendor SDK driver. + * There are additional M0 and M1 divider bits not modelled here, so forced to + * fixed values in the probe routine. Sigma-delta modulation allows providing a + * fractional-N divider in the PLL, to help reaching those specific + * frequencies with less error. */ +static struct ccu_sdm_setting pll_audio_sdm_table[] = { + { .rate = 90316800, .pattern = 0xc001288d, .m = 3, .n = 22 }, + { .rate = 98304000, .pattern = 0xc001eb85, .m = 5, .n = 40 }, +}; + #define SUN50I_H616_PLL_AUDIO_REG 0x078 static struct ccu_nm pll_audio_hs_clk = { .enable = BIT(31), .lock = BIT(28), .n = _SUNXI_CCU_MULT_MIN(8, 8, 12), - .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .m = _SUNXI_CCU_DIV(16, 6), + .sdm = _SUNXI_CCU_SDM(pll_audio_sdm_table, + BIT(24), 0x178, BIT(31)), + .fixed_post_div = 2, .common = { + .features = CCU_FEATURE_FIXED_POSTDIV | + CCU_FEATURE_SIGMA_DELTA_MOD, .reg = 0x078, .hw.init = CLK_HW_INIT("pll-audio-hs", "osc24M", &ccu_nm_ops, @@ -318,10 +328,16 @@ static SUNXI_CCU_M_WITH_MUX_GATE(gpu0_clk, "gpu0", gpu0_parents, 0x670, 24, 1, /* mux */ BIT(31), /* gate */ CLK_SET_RATE_PARENT); + +/* + * This clk is needed as a temporary fall back during GPU PLL freq changes. + * Set CLK_IS_CRITICAL flag to prevent from being disabled. + */ +#define SUN50I_H616_GPU_CLK1_REG 0x674 static SUNXI_CCU_M_WITH_GATE(gpu1_clk, "gpu1", "pll-periph0-2x", 0x674, 0, 2, /* M */ BIT(31),/* gate */ - 0); + CLK_IS_CRITICAL); static SUNXI_CCU_GATE(bus_gpu_clk, "bus-gpu", "psi-ahb1-ahb2", 0x67c, BIT(0), 0); @@ -489,6 +505,8 @@ static SUNXI_CCU_MP_WITH_MUX_GATE(ts_clk, "ts", ts_parents, 0x9b0, static SUNXI_CCU_GATE(bus_ts_clk, "bus-ts", "ahb3", 0x9bc, BIT(0), 0); +static SUNXI_CCU_GATE(bus_gpadc_clk, "bus-gpadc", "apb1", 0x9ec, BIT(0), 0); + static SUNXI_CCU_GATE(bus_ths_clk, "bus-ths", "apb1", 0x9fc, BIT(0), 0); static const char * const audio_parents[] = { "pll-audio-1x", "pll-audio-2x", @@ -633,6 +651,20 @@ static const char * const tcon_tv_parents[] = { "pll-video0", "pll-video0-4x", "pll-video1", "pll-video1-4x" }; +static SUNXI_CCU_MUX_WITH_GATE(tcon_lcd0_clk, "tcon-lcd0", + tcon_tv_parents, 0xb60, + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); +static SUNXI_CCU_MUX_WITH_GATE(tcon_lcd1_clk, "tcon-lcd1", + tcon_tv_parents, 0xb64, + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); +static SUNXI_CCU_GATE(bus_tcon_lcd0_clk, "bus-tcon-lcd0", "ahb3", + 0xb7c, BIT(0), 0); +static SUNXI_CCU_GATE(bus_tcon_lcd1_clk, "bus-tcon-lcd1", "ahb3", + 0xb7c, BIT(1), 0); static SUNXI_CCU_MP_WITH_MUX_GATE(tcon_tv0_clk, "tcon-tv0", tcon_tv_parents, 0xb80, 0, 4, /* M */ @@ -683,18 +715,20 @@ static const struct clk_hw *clk_parent_pll_audio[] = { }; /* - * The divider of pll-audio is fixed to 24 for now, so 24576000 and 22579200 - * rates can be set exactly in conjunction with sigma-delta modulation. + * The PLL_AUDIO_4X clock defaults to 24.5714 MHz according to the manual, with + * a final divider of 1. The 2X and 1X clocks use 2 and 4 respectively. The 1x + * clock is set to either 24576000 or 22579200 for 48Khz and 44.1Khz (and + * multiples). */ static CLK_FIXED_FACTOR_HWS(pll_audio_1x_clk, "pll-audio-1x", clk_parent_pll_audio, - 96, 1, CLK_SET_RATE_PARENT); + 4, 1, CLK_SET_RATE_PARENT); static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x", clk_parent_pll_audio, - 48, 1, CLK_SET_RATE_PARENT); + 2, 1, CLK_SET_RATE_PARENT); static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x", clk_parent_pll_audio, - 24, 1, CLK_SET_RATE_PARENT); + 1, 1, CLK_SET_RATE_PARENT); static const struct clk_hw *pll_periph0_parents[] = { &pll_periph0_clk.common.hw @@ -807,6 +841,7 @@ static struct ccu_common *sun50i_h616_ccu_clks[] = { &bus_emac1_clk.common, &ts_clk.common, &bus_ts_clk.common, + &bus_gpadc_clk.common, &bus_ths_clk.common, &spdif_clk.common, &bus_spdif_clk.common, @@ -840,8 +875,12 @@ static struct ccu_common *sun50i_h616_ccu_clks[] = { &hdmi_cec_clk.common, &bus_hdmi_clk.common, &bus_tcon_top_clk.common, + &tcon_lcd0_clk.common, + &tcon_lcd1_clk.common, &tcon_tv0_clk.common, &tcon_tv1_clk.common, + &bus_tcon_lcd0_clk.common, + &bus_tcon_lcd1_clk.common, &bus_tcon_tv0_clk.common, &bus_tcon_tv1_clk.common, &tve0_clk.common, @@ -940,6 +979,7 @@ static struct clk_hw_onecell_data sun50i_h616_hw_clks = { [CLK_BUS_EMAC1] = &bus_emac1_clk.common.hw, [CLK_TS] = &ts_clk.common.hw, [CLK_BUS_TS] = &bus_ts_clk.common.hw, + [CLK_BUS_GPADC] = &bus_gpadc_clk.common.hw, [CLK_BUS_THS] = &bus_ths_clk.common.hw, [CLK_SPDIF] = &spdif_clk.common.hw, [CLK_BUS_SPDIF] = &bus_spdif_clk.common.hw, @@ -973,8 +1013,12 @@ static struct clk_hw_onecell_data sun50i_h616_hw_clks = { [CLK_HDMI_CEC] = &hdmi_cec_clk.common.hw, [CLK_BUS_HDMI] = &bus_hdmi_clk.common.hw, [CLK_BUS_TCON_TOP] = &bus_tcon_top_clk.common.hw, + [CLK_TCON_LCD0] = &tcon_lcd0_clk.common.hw, + [CLK_TCON_LCD1] = &tcon_lcd1_clk.common.hw, [CLK_TCON_TV0] = &tcon_tv0_clk.common.hw, [CLK_TCON_TV1] = &tcon_tv1_clk.common.hw, + [CLK_BUS_TCON_LCD0] = &bus_tcon_lcd0_clk.common.hw, + [CLK_BUS_TCON_LCD1] = &bus_tcon_lcd1_clk.common.hw, [CLK_BUS_TCON_TV0] = &bus_tcon_tv0_clk.common.hw, [CLK_BUS_TCON_TV1] = &bus_tcon_tv1_clk.common.hw, [CLK_TVE0] = &tve0_clk.common.hw, @@ -986,7 +1030,7 @@ static struct clk_hw_onecell_data sun50i_h616_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun50i_h616_ccu_resets[] = { +static const struct ccu_reset_map sun50i_h616_ccu_resets[] = { [RST_MBUS] = { 0x540, BIT(30) }, [RST_BUS_DE] = { 0x60c, BIT(16) }, @@ -1021,6 +1065,7 @@ static struct ccu_reset_map sun50i_h616_ccu_resets[] = { [RST_BUS_EMAC0] = { 0x97c, BIT(16) }, [RST_BUS_EMAC1] = { 0x97c, BIT(17) }, [RST_BUS_TS] = { 0x9bc, BIT(16) }, + [RST_BUS_GPADC] = { 0x9ec, BIT(16) }, [RST_BUS_THS] = { 0x9fc, BIT(16) }, [RST_BUS_SPDIF] = { 0xa2c, BIT(16) }, [RST_BUS_DMIC] = { 0xa4c, BIT(16) }, @@ -1045,8 +1090,11 @@ static struct ccu_reset_map sun50i_h616_ccu_resets[] = { [RST_BUS_HDMI] = { 0xb1c, BIT(16) }, [RST_BUS_HDMI_SUB] = { 0xb1c, BIT(17) }, [RST_BUS_TCON_TOP] = { 0xb5c, BIT(16) }, + [RST_BUS_TCON_LCD0] = { 0xb7c, BIT(16) }, + [RST_BUS_TCON_LCD1] = { 0xb7c, BIT(17) }, [RST_BUS_TCON_TV0] = { 0xb9c, BIT(16) }, [RST_BUS_TCON_TV1] = { 0xb9c, BIT(17) }, + [RST_BUS_LVDS] = { 0xbac, BIT(16) }, [RST_BUS_TVE_TOP] = { 0xbbc, BIT(16) }, [RST_BUS_TVE0] = { 0xbbc, BIT(17) }, [RST_BUS_HDCP] = { 0xc4c, BIT(16) }, @@ -1090,11 +1138,37 @@ static const u32 usb2_clk_regs[] = { SUN50I_H616_USB3_CLK_REG, }; +static struct ccu_mux_nb sun50i_h616_cpu_nb = { + .common = &cpux_clk.common, + .cm = &cpux_clk.mux, + .delay_us = 1, /* manual doesn't really say */ + .bypass_index = 4, /* PLL_PERI0@600MHz, as recommended by manual */ +}; + +static struct ccu_pll_nb sun50i_h616_pll_cpu_nb = { + .common = &pll_cpux_clk.common, + .enable = BIT(29), /* LOCK_ENABLE */ + .lock = BIT(28), +}; + +static struct ccu_mux_nb sun50i_h616_gpu_nb = { + .common = &gpu0_clk.common, + .cm = &gpu0_clk.mux, + .delay_us = 1, /* manual doesn't really say */ + .bypass_index = 1, /* GPU_CLK1@400MHz */ +}; + +static struct ccu_pll_nb sun50i_h616_pll_gpu_nb = { + .common = &pll_gpu_clk.common, + .enable = BIT(29), /* LOCK_ENABLE */ + .lock = BIT(28), +}; + static int sun50i_h616_ccu_probe(struct platform_device *pdev) { void __iomem *reg; u32 val; - int i; + int ret, i; reg = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(reg)) @@ -1131,12 +1205,22 @@ static int sun50i_h616_ccu_probe(struct platform_device *pdev) } /* - * Force the post-divider of pll-audio to 12 and the output divider - * of it to 2, so 24576000 and 22579200 rates can be set exactly. + * Set the output-divider for the pll-audio clocks (M0) to 2 and the + * input divider (M1) to 1 as recommended by the manual when using + * SDM. */ val = readl(reg + SUN50I_H616_PLL_AUDIO_REG); - val &= ~(GENMASK(21, 16) | BIT(0)); - writel(val | (11 << 16) | BIT(0), reg + SUN50I_H616_PLL_AUDIO_REG); + val &= ~BIT(1); + val |= BIT(0); + writel(val, reg + SUN50I_H616_PLL_AUDIO_REG); + + /* + * Set the input-divider for the gpu1 clock to 3, to reach a safe 400 MHz. + */ + val = readl(reg + SUN50I_H616_GPU_CLK1_REG); + val &= ~GENMASK(1, 0); + val |= 2; + writel(val, reg + SUN50I_H616_GPU_CLK1_REG); /* * First clock parent (osc32K) is unusable for CEC. But since there @@ -1147,13 +1231,32 @@ static int sun50i_h616_ccu_probe(struct platform_device *pdev) val |= BIT(24); writel(val, reg + SUN50I_H616_HDMI_CEC_CLK_REG); - return devm_sunxi_ccu_probe(&pdev->dev, reg, &sun50i_h616_ccu_desc); + ret = devm_sunxi_ccu_probe(&pdev->dev, reg, &sun50i_h616_ccu_desc); + if (ret) + return ret; + + /* Reparent CPU during CPU PLL rate changes */ + ccu_mux_notifier_register(pll_cpux_clk.common.hw.clk, + &sun50i_h616_cpu_nb); + + /* Re-lock the CPU PLL after any rate changes */ + ccu_pll_notifier_register(&sun50i_h616_pll_cpu_nb); + + /* Reparent GPU during GPU PLL rate changes */ + ccu_mux_notifier_register(pll_gpu_clk.common.hw.clk, + &sun50i_h616_gpu_nb); + + /* Re-lock the GPU PLL after any rate changes */ + ccu_pll_notifier_register(&sun50i_h616_pll_gpu_nb); + + return 0; } static const struct of_device_id sun50i_h616_ccu_ids[] = { { .compatible = "allwinner,sun50i-h616-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun50i_h616_ccu_ids); static struct platform_driver sun50i_h616_ccu_driver = { .probe = sun50i_h616_ccu_probe, @@ -1165,5 +1268,6 @@ static struct platform_driver sun50i_h616_ccu_driver = { }; module_platform_driver(sun50i_h616_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner H616 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-h616.h b/drivers/clk/sunxi-ng/ccu-sun50i-h616.h index fdd2f4d5103f..7056f293a8e0 100644 --- a/drivers/clk/sunxi-ng/ccu-sun50i-h616.h +++ b/drivers/clk/sunxi-ng/ccu-sun50i-h616.h @@ -51,6 +51,6 @@ #define CLK_BUS_DRAM 56 -#define CLK_NUMBER (CLK_PLL_SYSTEM_32K + 1) +#define CLK_NUMBER (CLK_BUS_TCON_LCD1 + 1) #endif /* _CCU_SUN50I_H616_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c new file mode 100644 index 000000000000..b5464d8083c8 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c @@ -0,0 +1,248 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2024 Arm Ltd. + * Based on the D1 CCU driver: + * Copyright (c) 2020 huangzhenwei@allwinnertech.com + * Copyright (C) 2021 Samuel Holland <samuel@sholland.org> + */ + +#include <linux/clk-provider.h> +#include <linux/module.h> +#include <linux/platform_device.h> + +#include "ccu_common.h" +#include "ccu_reset.h" + +#include "ccu_gate.h" +#include "ccu_mp.h" + +#include "ccu-sun55i-a523-r.h" + +static const struct clk_parent_data r_ahb_apb_parents[] = { + { .fw_name = "hosc" }, + { .fw_name = "losc" }, + { .fw_name = "iosc" }, + { .fw_name = "pll-periph" }, + { .fw_name = "pll-audio" }, +}; +static SUNXI_CCU_M_DATA_WITH_MUX(r_ahb_clk, "r-ahb", + r_ahb_apb_parents, 0x000, + 0, 5, /* M */ + 24, 3, /* mux */ + 0); + +static SUNXI_CCU_M_DATA_WITH_MUX(r_apb0_clk, "r-apb0", + r_ahb_apb_parents, 0x00c, + 0, 5, /* M */ + 24, 3, /* mux */ + 0); + +static SUNXI_CCU_M_DATA_WITH_MUX(r_apb1_clk, "r-apb1", + r_ahb_apb_parents, 0x010, + 0, 5, /* M */ + 24, 3, /* mux */ + 0); + +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(r_cpu_timer0, "r-timer0", + r_ahb_apb_parents, 0x100, + 0, 0, /* no M */ + 1, 3, /* P */ + 4, 3, /* mux */ + BIT(0), + 0); +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(r_cpu_timer1, "r-timer1", + r_ahb_apb_parents, 0x104, + 0, 0, /* no M */ + 1, 3, /* P */ + 4, 3, /* mux */ + BIT(0), + 0); +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(r_cpu_timer2, "r-timer2", + r_ahb_apb_parents, 0x108, + 0, 0, /* no M */ + 1, 3, /* P */ + 4, 3, /* mux */ + BIT(0), + 0); + +static SUNXI_CCU_GATE_HW(bus_r_timer_clk, "bus-r-timer", &r_ahb_clk.common.hw, + 0x11c, BIT(0), 0); +static SUNXI_CCU_GATE_HW(bus_r_twd_clk, "bus-r-twd", &r_apb0_clk.common.hw, + 0x12c, BIT(0), 0); + +static const struct clk_parent_data r_pwmctrl_parents[] = { + { .fw_name = "hosc" }, + { .fw_name = "losc" }, + { .fw_name = "iosc" }, +}; +static SUNXI_CCU_MUX_DATA_WITH_GATE(r_pwmctrl_clk, "r-pwmctrl", + r_pwmctrl_parents, 0x130, + 24, 2, /* mux */ + BIT(31), + 0); +static SUNXI_CCU_GATE_HW(bus_r_pwmctrl_clk, "bus-r-pwmctrl", + &r_apb0_clk.common.hw, 0x13c, BIT(0), 0); + +/* SPI clock is /M/N (same as new MMC?) */ +static SUNXI_CCU_GATE_HW(bus_r_spi_clk, "bus-r-spi", + &r_ahb_clk.common.hw, 0x15c, BIT(0), 0); +static SUNXI_CCU_GATE_HW(bus_r_spinlock_clk, "bus-r-spinlock", + &r_ahb_clk.common.hw, 0x16c, BIT(0), 0); +static SUNXI_CCU_GATE_HW(bus_r_msgbox_clk, "bus-r-msgbox", + &r_ahb_clk.common.hw, 0x17c, BIT(0), 0); +static SUNXI_CCU_GATE_HW(bus_r_uart0_clk, "bus-r-uart0", + &r_apb1_clk.common.hw, 0x18c, BIT(0), 0); +static SUNXI_CCU_GATE_HW(bus_r_uart1_clk, "bus-r-uart1", + &r_apb1_clk.common.hw, 0x18c, BIT(1), 0); +static SUNXI_CCU_GATE_HW(bus_r_i2c0_clk, "bus-r-i2c0", + &r_apb1_clk.common.hw, 0x19c, BIT(0), 0); +static SUNXI_CCU_GATE_HW(bus_r_i2c1_clk, "bus-r-i2c1", + &r_apb1_clk.common.hw, 0x19c, BIT(1), 0); +static SUNXI_CCU_GATE_HW(bus_r_i2c2_clk, "bus-r-i2c2", + &r_apb1_clk.common.hw, 0x19c, BIT(2), 0); +static SUNXI_CCU_GATE_HW(bus_r_ppu0_clk, "bus-r-ppu0", + &r_apb0_clk.common.hw, 0x1ac, BIT(0), 0); +static SUNXI_CCU_GATE_HW(bus_r_ppu1_clk, "bus-r-ppu1", + &r_apb0_clk.common.hw, 0x1ac, BIT(1), 0); +static SUNXI_CCU_GATE_HW(bus_r_cpu_bist_clk, "bus-r-cpu-bist", + &r_apb0_clk.common.hw, 0x1bc, BIT(0), 0); + +static const struct clk_parent_data r_ir_rx_parents[] = { + { .fw_name = "losc" }, + { .fw_name = "hosc" }, +}; +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(r_ir_rx_clk, "r-ir-rx", + r_ir_rx_parents, 0x1c0, + 0, 5, /* M */ + 24, 2, /* mux */ + BIT(31), /* gate */ + 0); +static SUNXI_CCU_GATE_HW(bus_r_ir_rx_clk, "bus-r-ir-rx", + &r_apb0_clk.common.hw, 0x1cc, BIT(0), 0); + +static SUNXI_CCU_GATE_HW(bus_r_dma_clk, "bus-r-dma", + &r_apb0_clk.common.hw, 0x1dc, BIT(0), 0); +static SUNXI_CCU_GATE_HW(bus_r_rtc_clk, "bus-r-rtc", + &r_apb0_clk.common.hw, 0x20c, BIT(0), 0); +static SUNXI_CCU_GATE_HW(bus_r_cpucfg_clk, "bus-r-cpucfg", + &r_apb0_clk.common.hw, 0x22c, BIT(0), 0); + +static struct ccu_common *sun55i_a523_r_ccu_clks[] = { + &r_ahb_clk.common, + &r_apb0_clk.common, + &r_apb1_clk.common, + &r_cpu_timer0.common, + &r_cpu_timer1.common, + &r_cpu_timer2.common, + &bus_r_timer_clk.common, + &bus_r_twd_clk.common, + &r_pwmctrl_clk.common, + &bus_r_pwmctrl_clk.common, + &bus_r_spi_clk.common, + &bus_r_spinlock_clk.common, + &bus_r_msgbox_clk.common, + &bus_r_uart0_clk.common, + &bus_r_uart1_clk.common, + &bus_r_i2c0_clk.common, + &bus_r_i2c1_clk.common, + &bus_r_i2c2_clk.common, + &bus_r_ppu0_clk.common, + &bus_r_ppu1_clk.common, + &bus_r_cpu_bist_clk.common, + &r_ir_rx_clk.common, + &bus_r_ir_rx_clk.common, + &bus_r_dma_clk.common, + &bus_r_rtc_clk.common, + &bus_r_cpucfg_clk.common, +}; + +static struct clk_hw_onecell_data sun55i_a523_r_hw_clks = { + .num = CLK_NUMBER, + .hws = { + [CLK_R_AHB] = &r_ahb_clk.common.hw, + [CLK_R_APB0] = &r_apb0_clk.common.hw, + [CLK_R_APB1] = &r_apb1_clk.common.hw, + [CLK_R_TIMER0] = &r_cpu_timer0.common.hw, + [CLK_R_TIMER1] = &r_cpu_timer1.common.hw, + [CLK_R_TIMER2] = &r_cpu_timer2.common.hw, + [CLK_BUS_R_TIMER] = &bus_r_timer_clk.common.hw, + [CLK_BUS_R_TWD] = &bus_r_twd_clk.common.hw, + [CLK_R_PWMCTRL] = &r_pwmctrl_clk.common.hw, + [CLK_BUS_R_PWMCTRL] = &bus_r_pwmctrl_clk.common.hw, + [CLK_BUS_R_SPI] = &bus_r_spi_clk.common.hw, + [CLK_BUS_R_SPINLOCK] = &bus_r_spinlock_clk.common.hw, + [CLK_BUS_R_MSGBOX] = &bus_r_msgbox_clk.common.hw, + [CLK_BUS_R_UART0] = &bus_r_uart0_clk.common.hw, + [CLK_BUS_R_UART1] = &bus_r_uart1_clk.common.hw, + [CLK_BUS_R_I2C0] = &bus_r_i2c0_clk.common.hw, + [CLK_BUS_R_I2C1] = &bus_r_i2c1_clk.common.hw, + [CLK_BUS_R_I2C2] = &bus_r_i2c2_clk.common.hw, + [CLK_BUS_R_PPU0] = &bus_r_ppu0_clk.common.hw, + [CLK_BUS_R_PPU1] = &bus_r_ppu1_clk.common.hw, + [CLK_BUS_R_CPU_BIST] = &bus_r_cpu_bist_clk.common.hw, + [CLK_R_IR_RX] = &r_ir_rx_clk.common.hw, + [CLK_BUS_R_IR_RX] = &bus_r_ir_rx_clk.common.hw, + [CLK_BUS_R_DMA] = &bus_r_dma_clk.common.hw, + [CLK_BUS_R_RTC] = &bus_r_rtc_clk.common.hw, + [CLK_BUS_R_CPUCFG] = &bus_r_cpucfg_clk.common.hw, + }, +}; + +static struct ccu_reset_map sun55i_a523_r_ccu_resets[] = { + [RST_BUS_R_TIMER] = { 0x11c, BIT(16) }, + [RST_BUS_R_TWD] = { 0x12c, BIT(16) }, + [RST_BUS_R_PWMCTRL] = { 0x13c, BIT(16) }, + [RST_BUS_R_SPI] = { 0x15c, BIT(16) }, + [RST_BUS_R_SPINLOCK] = { 0x16c, BIT(16) }, + [RST_BUS_R_MSGBOX] = { 0x17c, BIT(16) }, + [RST_BUS_R_UART0] = { 0x18c, BIT(16) }, + [RST_BUS_R_UART1] = { 0x18c, BIT(17) }, + [RST_BUS_R_I2C0] = { 0x19c, BIT(16) }, + [RST_BUS_R_I2C1] = { 0x19c, BIT(17) }, + [RST_BUS_R_I2C2] = { 0x19c, BIT(18) }, + [RST_BUS_R_PPU1] = { 0x1ac, BIT(17) }, + [RST_BUS_R_IR_RX] = { 0x1cc, BIT(16) }, + [RST_BUS_R_RTC] = { 0x20c, BIT(16) }, + [RST_BUS_R_CPUCFG] = { 0x22c, BIT(16) }, +}; + +static const struct sunxi_ccu_desc sun55i_a523_r_ccu_desc = { + .ccu_clks = sun55i_a523_r_ccu_clks, + .num_ccu_clks = ARRAY_SIZE(sun55i_a523_r_ccu_clks), + + .hw_clks = &sun55i_a523_r_hw_clks, + + .resets = sun55i_a523_r_ccu_resets, + .num_resets = ARRAY_SIZE(sun55i_a523_r_ccu_resets), +}; + +static int sun55i_a523_r_ccu_probe(struct platform_device *pdev) +{ + void __iomem *reg; + + reg = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(reg)) + return PTR_ERR(reg); + + return devm_sunxi_ccu_probe(&pdev->dev, reg, &sun55i_a523_r_ccu_desc); +} + +static const struct of_device_id sun55i_a523_r_ccu_ids[] = { + { .compatible = "allwinner,sun55i-a523-r-ccu" }, + { } +}; +MODULE_DEVICE_TABLE(of, sun55i_a523_r_ccu_ids); + +static struct platform_driver sun55i_a523_r_ccu_driver = { + .probe = sun55i_a523_r_ccu_probe, + .driver = { + .name = "sun55i-a523-r-ccu", + .suppress_bind_attrs = true, + .of_match_table = sun55i_a523_r_ccu_ids, + }, +}; +module_platform_driver(sun55i_a523_r_ccu_driver); + +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A523 PRCM CCU"); +MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.h b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.h new file mode 100644 index 000000000000..d50f46ac4f3f --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright 2024 Arm Ltd. + */ + +#ifndef _CCU_SUN55I_A523_R_H +#define _CCU_SUN55I_A523_R_H + +#include <dt-bindings/clock/sun55i-a523-r-ccu.h> +#include <dt-bindings/reset/sun55i-a523-r-ccu.h> + +#define CLK_NUMBER (CLK_BUS_R_CPUCFG + 1) + +#endif /* _CCU_SUN55I_A523_R_H */ diff --git a/drivers/clk/sunxi-ng/ccu-sun55i-a523.c b/drivers/clk/sunxi-ng/ccu-sun55i-a523.c new file mode 100644 index 000000000000..9efb9fd24b42 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu-sun55i-a523.c @@ -0,0 +1,1685 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2023-2024 Arm Ltd. + * Based on the D1 CCU driver: + * Copyright (c) 2020 huangzhenwei@allwinnertech.com + * Copyright (C) 2021 Samuel Holland <samuel@sholland.org> + */ + +#include <linux/clk-provider.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/platform_device.h> + +#include "../clk.h" + +#include "ccu_common.h" +#include "ccu_reset.h" + +#include "ccu_div.h" +#include "ccu_gate.h" +#include "ccu_mp.h" +#include "ccu_mult.h" +#include "ccu_nk.h" +#include "ccu_nkm.h" +#include "ccu_nkmp.h" +#include "ccu_nm.h" + +#include "ccu-sun55i-a523.h" + +/* + * The 24 MHz oscillator, the root of most of the clock tree. + * .fw_name is the string used in the DT "clock-names" property, used to + * identify the corresponding clock in the "clocks" property. + */ +static const struct clk_parent_data osc24M[] = { + { .fw_name = "hosc" } +}; + +/************************************************************************** + * PLLs * + **************************************************************************/ + +/* Some PLLs are input * N / div1 / P. Model them as NKMP with no K */ +#define SUN55I_A523_PLL_DDR0_REG 0x010 +static struct ccu_nkmp pll_ddr_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .p = _SUNXI_CCU_DIV(0, 1), /* output divider */ + .common = { + .reg = 0x010, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-ddr0", osc24M, + &ccu_nkmp_ops, + CLK_SET_RATE_GATE | + CLK_IS_CRITICAL), + }, +}; + +/* + * There is no actual clock output with that frequency (2.4 GHz), instead it + * has multiple outputs with adjustable dividers from that base frequency. + * Model them separately as divider clocks based on that parent here. + */ +#define SUN55I_A523_PLL_PERIPH0_REG 0x020 +static struct ccu_nm pll_periph0_4x_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .common = { + .reg = 0x020, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-periph0-4x", + osc24M, &ccu_nm_ops, + CLK_SET_RATE_GATE), + }, +}; +/* + * Most clock-defining macros expect an *array* of parent clocks, even if + * they do not contain a muxer to select between different parents. + * The macros ending in just _HW take a simple clock pointer, but then create + * a single-entry array out of that. The macros using _HWS take such an + * array (even when it is a single entry one), this avoids having those + * helper arrays created inside *every* clock definition. + * This means for every clock that is referenced more than once it is + * useful to create such a dummy array and use _HWS. + */ +static const struct clk_hw *pll_periph0_4x_hws[] = { + &pll_periph0_4x_clk.common.hw +}; + +static SUNXI_CCU_M_HWS(pll_periph0_2x_clk, "pll-periph0-2x", + pll_periph0_4x_hws, 0x020, 16, 3, 0); +static const struct clk_hw *pll_periph0_2x_hws[] = { + &pll_periph0_2x_clk.common.hw +}; +static SUNXI_CCU_M_HWS(pll_periph0_800M_clk, "pll-periph0-800M", + pll_periph0_4x_hws, 0x020, 20, 3, 0); +static SUNXI_CCU_M_HWS(pll_periph0_480M_clk, "pll-periph0-480M", + pll_periph0_4x_hws, 0x020, 2, 3, 0); +static const struct clk_hw *pll_periph0_480M_hws[] = { + &pll_periph0_480M_clk.common.hw +}; +static CLK_FIXED_FACTOR_HWS(pll_periph0_600M_clk, "pll-periph0-600M", + pll_periph0_2x_hws, 2, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_periph0_400M_clk, "pll-periph0-400M", + pll_periph0_2x_hws, 3, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_periph0_300M_clk, "pll-periph0-300M", + pll_periph0_2x_hws, 4, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_periph0_200M_clk, "pll-periph0-200M", + pll_periph0_2x_hws, 6, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_periph0_150M_clk, "pll-periph0-150M", + pll_periph0_2x_hws, 8, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_periph0_160M_clk, "pll-periph0-160M", + pll_periph0_480M_hws, 3, 1, 0); +static const struct clk_hw *pll_periph0_150M_hws[] = { + &pll_periph0_150M_clk.hw +}; + +#define SUN55I_A523_PLL_PERIPH1_REG 0x028 +static struct ccu_nm pll_periph1_4x_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .common = { + .reg = 0x028, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-periph1-4x", + osc24M, &ccu_nm_ops, + CLK_SET_RATE_GATE), + }, +}; + +static const struct clk_hw *pll_periph1_4x_hws[] = { + &pll_periph1_4x_clk.common.hw +}; +static SUNXI_CCU_M_HWS(pll_periph1_2x_clk, "pll-periph1-2x", + pll_periph1_4x_hws, 0x028, 16, 3, 0); +static SUNXI_CCU_M_HWS(pll_periph1_800M_clk, "pll-periph1-800M", + pll_periph1_4x_hws, 0x028, 20, 3, 0); +static SUNXI_CCU_M_HWS(pll_periph1_480M_clk, "pll-periph1-480M", + pll_periph1_4x_hws, 0x028, 2, 3, 0); + +static const struct clk_hw *pll_periph1_2x_hws[] = { + &pll_periph1_2x_clk.common.hw +}; +static CLK_FIXED_FACTOR_HWS(pll_periph1_600M_clk, "pll-periph1-600M", + pll_periph1_2x_hws, 2, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_periph1_400M_clk, "pll-periph1-400M", + pll_periph1_2x_hws, 3, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_periph1_300M_clk, "pll-periph1-300M", + pll_periph1_2x_hws, 4, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_periph1_200M_clk, "pll-periph1-200M", + pll_periph1_2x_hws, 6, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_periph1_150M_clk, "pll-periph1-150M", + pll_periph1_2x_hws, 8, 1, 0); +static const struct clk_hw *pll_periph1_480M_hws[] = { + &pll_periph1_480M_clk.common.hw +}; +static CLK_FIXED_FACTOR_HWS(pll_periph1_160M_clk, "pll-periph1-160M", + pll_periph1_480M_hws, 3, 1, 0); + +#define SUN55I_A523_PLL_GPU_REG 0x030 +static struct ccu_nkmp pll_gpu_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .p = _SUNXI_CCU_DIV(0, 1), /* output divider */ + .common = { + .reg = 0x030, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-gpu", osc24M, + &ccu_nkmp_ops, + CLK_SET_RATE_GATE), + }, +}; + +#define SUN55I_A523_PLL_VIDEO0_REG 0x040 +static struct ccu_nm pll_video0_8x_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .common = { + .reg = 0x040, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-video0-8x", + osc24M, &ccu_nm_ops, + CLK_SET_RATE_GATE), + }, +}; + +static const struct clk_hw *pll_video0_8x_hws[] = { + &pll_video0_8x_clk.common.hw +}; +static SUNXI_CCU_M_HWS(pll_video0_4x_clk, "pll-video0-4x", + pll_video0_8x_hws, 0x040, 0, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_video0_3x_clk, "pll-video0-3x", + pll_video0_8x_hws, 3, 1, CLK_SET_RATE_PARENT); + +#define SUN55I_A523_PLL_VIDEO1_REG 0x048 +static struct ccu_nm pll_video1_8x_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .common = { + .reg = 0x048, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-video1-8x", + osc24M, &ccu_nm_ops, + CLK_SET_RATE_GATE), + }, +}; + +static const struct clk_hw *pll_video1_8x_hws[] = { + &pll_video1_8x_clk.common.hw +}; +static SUNXI_CCU_M_HWS(pll_video1_4x_clk, "pll-video1-4x", + pll_video1_8x_hws, 0x048, 0, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_video1_3x_clk, "pll-video1-3x", + pll_video1_8x_hws, 3, 1, CLK_SET_RATE_PARENT); + +#define SUN55I_A523_PLL_VIDEO2_REG 0x050 +static struct ccu_nm pll_video2_8x_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .common = { + .reg = 0x050, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-video2-8x", + osc24M, &ccu_nm_ops, + CLK_SET_RATE_GATE), + }, +}; + +static const struct clk_hw *pll_video2_8x_hws[] = { + &pll_video2_8x_clk.common.hw +}; +static SUNXI_CCU_M_HWS(pll_video2_4x_clk, "pll-video2-4x", + pll_video2_8x_hws, 0x050, 0, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_video2_3x_clk, "pll-video2-3x", + pll_video2_8x_hws, 3, 1, CLK_SET_RATE_PARENT); + +#define SUN55I_A523_PLL_VE_REG 0x058 +static struct ccu_nkmp pll_ve_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .p = _SUNXI_CCU_DIV(0, 1), /* output divider */ + .common = { + .reg = 0x058, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-ve", osc24M, + &ccu_nkmp_ops, + CLK_SET_RATE_GATE), + }, +}; + +#define SUN55I_A523_PLL_VIDEO3_REG 0x068 +static struct ccu_nm pll_video3_8x_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .common = { + .reg = 0x068, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-video3-8x", + osc24M, &ccu_nm_ops, + CLK_SET_RATE_GATE), + }, +}; + +static const struct clk_hw *pll_video3_8x_hws[] = { + &pll_video3_8x_clk.common.hw +}; +static SUNXI_CCU_M_HWS(pll_video3_4x_clk, "pll-video3-4x", + pll_video3_8x_hws, 0x068, 0, 1, 0); +static CLK_FIXED_FACTOR_HWS(pll_video3_3x_clk, "pll-video3-3x", + pll_video3_8x_hws, 3, 1, CLK_SET_RATE_PARENT); + +/* + * PLL_AUDIO0 has m0, m1 dividers in addition to the usual N, M factors. + * Since we only need some fixed frequency from this PLL (22.5792MHz x 4 and + * 24.576MHz x 4), ignore those dividers and force both of them to 1 (encoded + * as 0), in the probe function below. + * The M factor must be an even number to produce a 50% duty cycle output. + */ +#define SUN55I_A523_PLL_AUDIO0_REG 0x078 +static struct ccu_sdm_setting pll_audio0_sdm_table[] = { + { .rate = 90316800, .pattern = 0xc000872b, .m = 20, .n = 75 }, + { .rate = 98304000, .pattern = 0xc0004dd3, .m = 12, .n = 49 }, + +}; + +static struct ccu_nm pll_audio0_4x_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(16, 6), + .sdm = _SUNXI_CCU_SDM(pll_audio0_sdm_table, BIT(24), + 0x178, BIT(31)), + .min_rate = 180000000U, + .max_rate = 3000000000U, + .common = { + .reg = 0x078, + .features = CCU_FEATURE_SIGMA_DELTA_MOD, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-audio0-4x", + osc24M, &ccu_nm_ops, + CLK_SET_RATE_GATE), + }, +}; + +static CLK_FIXED_FACTOR_HW(pll_audio0_2x_clk, "pll-audio0-2x", + &pll_audio0_4x_clk.common.hw, 2, 1, 0); +static CLK_FIXED_FACTOR_HW(pll_audio0_clk, "pll-audio0", + &pll_audio0_4x_clk.common.hw, 4, 1, 0); + +#define SUN55I_A523_PLL_NPU_REG 0x080 +static struct ccu_nm pll_npu_4x_clk = { + .enable = BIT(27), + .lock = BIT(28), + .n = _SUNXI_CCU_MULT_MIN(8, 8, 11), + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */ + .common = { + .reg = 0x0080, + .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-npu-4x", + osc24M, &ccu_nm_ops, + CLK_SET_RATE_GATE), + }, +}; +static CLK_FIXED_FACTOR_HW(pll_npu_2x_clk, "pll-npu-2x", + &pll_npu_4x_clk.common.hw, 2, 1, CLK_SET_RATE_PARENT); + +static CLK_FIXED_FACTOR_HW(pll_npu_1x_clk, "pll-npu-1x", + &pll_npu_4x_clk.common.hw, 4, 1, 0); + + +/************************************************************************** + * bus clocks * + **************************************************************************/ + +static const struct clk_parent_data ahb_apb0_parents[] = { + { .fw_name = "hosc" }, + { .fw_name = "losc" }, + { .fw_name = "iosc" }, + { .hw = &pll_periph0_600M_clk.hw }, +}; + +static SUNXI_CCU_M_DATA_WITH_MUX(ahb_clk, "ahb", ahb_apb0_parents, 0x510, + 0, 5, /* M */ + 24, 2, /* mux */ + 0); +static const struct clk_hw *ahb_hws[] = { &ahb_clk.common.hw }; + +static SUNXI_CCU_M_DATA_WITH_MUX(apb0_clk, "apb0", ahb_apb0_parents, 0x520, + 0, 5, /* M */ + 24, 2, /* mux */ + 0); +static const struct clk_hw *apb0_hws[] = { &apb0_clk.common.hw }; + +static const struct clk_parent_data apb1_parents[] = { + { .fw_name = "hosc" }, + { .fw_name = "losc" }, + { .fw_name = "iosc" }, + { .hw = &pll_periph0_600M_clk.hw }, + { .hw = &pll_periph0_480M_clk.common.hw }, +}; +static SUNXI_CCU_M_DATA_WITH_MUX(apb1_clk, "apb1", apb1_parents, 0x524, + 0, 5, /* M */ + 24, 3, /* mux */ + 0); +static const struct clk_hw *apb1_hws[] = { &apb1_clk.common.hw }; + +static const struct clk_parent_data mbus_parents[] = { + { .hw = &pll_ddr_clk.common.hw }, + { .hw = &pll_periph1_600M_clk.hw }, + { .hw = &pll_periph1_480M_clk.common.hw }, + { .hw = &pll_periph1_400M_clk.hw }, + { .hw = &pll_periph1_150M_clk.hw }, + { .fw_name = "hosc" }, +}; +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE_FEAT(mbus_clk, "mbus", mbus_parents, + 0x540, + 0, 5, /* M */ + 0, 0, /* no P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0, CCU_FEATURE_UPDATE_BIT); + +static const struct clk_hw *mbus_hws[] = { &mbus_clk.common.hw }; + +/************************************************************************** + * mod clocks with gates * + **************************************************************************/ + +static const struct clk_hw *de_parents[] = { + &pll_periph0_300M_clk.hw, + &pll_periph0_400M_clk.hw, + &pll_video3_4x_clk.common.hw, + &pll_video3_3x_clk.hw, +}; + +static SUNXI_CCU_M_HW_WITH_MUX_GATE(de_clk, "de", de_parents, 0x600, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_GATE_HWS(bus_de_clk, "bus-de", ahb_hws, 0x60c, BIT(0), 0); + +static const struct clk_hw *di_parents[] = { + &pll_periph0_300M_clk.hw, + &pll_periph0_400M_clk.hw, + &pll_video0_4x_clk.common.hw, + &pll_video1_4x_clk.common.hw, +}; + +static SUNXI_CCU_M_HW_WITH_MUX_GATE(di_clk, "di", di_parents, 0x620, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_GATE_HWS(bus_di_clk, "bus-di", ahb_hws, 0x62c, BIT(0), 0); + +static const struct clk_hw *g2d_parents[] = { + &pll_periph0_400M_clk.hw, + &pll_periph0_300M_clk.hw, + &pll_video0_4x_clk.common.hw, + &pll_video1_4x_clk.common.hw, +}; + +static SUNXI_CCU_M_HW_WITH_MUX_GATE(g2d_clk, "g2d", g2d_parents, 0x630, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_GATE_HWS(bus_g2d_clk, "bus-g2d", ahb_hws, 0x63c, BIT(0), 0); + +static const struct clk_hw *gpu_parents[] = { + &pll_gpu_clk.common.hw, + &pll_periph0_800M_clk.common.hw, + &pll_periph0_600M_clk.hw, + &pll_periph0_400M_clk.hw, + &pll_periph0_300M_clk.hw, + &pll_periph0_200M_clk.hw, +}; + +static SUNXI_CCU_M_HW_WITH_MUX_GATE(gpu_clk, "gpu", gpu_parents, 0x670, + 0, 4, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_GATE_HWS(bus_gpu_clk, "bus-gpu", ahb_hws, 0x67c, BIT(0), 0); + +static const struct clk_parent_data ce_parents[] = { + { .fw_name = "hosc" }, + { .hw = &pll_periph0_480M_clk.common.hw }, + { .hw = &pll_periph0_400M_clk.hw }, + { .hw = &pll_periph0_300M_clk.hw }, +}; +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(ce_clk, "ce", ce_parents, 0x680, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_GATE_HWS(bus_ce_clk, "bus-ce", ahb_hws, 0x68c, BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_ce_sys_clk, "bus-ce-sys", ahb_hws, 0x68c, + BIT(1), 0); + +static const struct clk_hw *ve_parents[] = { + &pll_ve_clk.common.hw, + &pll_periph0_480M_clk.common.hw, + &pll_periph0_400M_clk.hw, + &pll_periph0_300M_clk.hw, +}; +static SUNXI_CCU_M_HW_WITH_MUX_GATE(ve_clk, "ve", ve_parents, 0x690, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_GATE_HWS(bus_ve_clk, "bus-ve", ahb_hws, 0x69c, BIT(0), 0); + +static SUNXI_CCU_GATE_HWS(bus_dma_clk, "bus-dma", ahb_hws, 0x70c, BIT(0), 0); + +static SUNXI_CCU_GATE_HWS(bus_msgbox_clk, "bus-msgbox", ahb_hws, 0x71c, + BIT(0), 0); + +static SUNXI_CCU_GATE_HWS(bus_spinlock_clk, "bus-spinlock", ahb_hws, 0x72c, + BIT(0), 0); + +static const struct clk_parent_data hstimer_parents[] = { + { .fw_name = "hosc" }, + { .fw_name = "iosc" }, + { .fw_name = "losc" }, + { .hw = &pll_periph0_200M_clk.hw }, +}; +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(hstimer0_clk, "hstimer0", + hstimer_parents, 0x730, + 0, 0, /* M */ + 0, 3, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(hstimer1_clk, "hstimer1", + hstimer_parents, + 0x734, + 0, 0, /* M */ + 0, 3, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(hstimer2_clk, "hstimer2", + hstimer_parents, + 0x738, + 0, 0, /* M */ + 0, 3, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(hstimer3_clk, "hstimer3", + hstimer_parents, + 0x73c, + 0, 0, /* M */ + 0, 3, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(hstimer4_clk, "hstimer4", + hstimer_parents, + 0x740, + 0, 0, /* M */ + 0, 3, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(hstimer5_clk, "hstimer5", + hstimer_parents, + 0x744, + 0, 0, /* M */ + 0, 3, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_GATE_HWS(bus_hstimer_clk, "bus-hstimer", ahb_hws, 0x74c, + BIT(0), 0); + +static SUNXI_CCU_GATE_HWS(bus_dbg_clk, "bus-dbg", ahb_hws, 0x78c, + BIT(0), 0); + +static SUNXI_CCU_GATE_HWS(bus_pwm0_clk, "bus-pwm0", apb1_hws, 0x7ac, BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_pwm1_clk, "bus-pwm1", apb1_hws, 0x7ac, BIT(1), 0); + +static const struct clk_parent_data iommu_parents[] = { + { .hw = &pll_periph0_600M_clk.hw }, + { .hw = &pll_ddr_clk.common.hw }, + { .hw = &pll_periph0_480M_clk.common.hw }, + { .hw = &pll_periph0_400M_clk.hw }, + { .hw = &pll_periph0_150M_clk.hw }, + { .fw_name = "hosc" }, +}; + +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE_FEAT(iommu_clk, "iommu", iommu_parents, + 0x7b0, + 0, 5, /* M */ + 0, 0, /* no P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT, + CCU_FEATURE_UPDATE_BIT); + +static SUNXI_CCU_GATE_HWS(bus_iommu_clk, "bus-iommu", apb0_hws, 0x7bc, + BIT(0), 0); + +static const struct clk_parent_data dram_parents[] = { + { .hw = &pll_ddr_clk.common.hw }, + { .hw = &pll_periph0_600M_clk.hw }, + { .hw = &pll_periph0_480M_clk.common.hw }, + { .hw = &pll_periph0_400M_clk.hw }, + { .hw = &pll_periph0_150M_clk.hw }, +}; +static SUNXI_CCU_MP_DATA_WITH_MUX_GATE_FEAT(dram_clk, "dram", dram_parents, + 0x800, + 0, 5, /* M */ + 0, 0, /* no P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_IS_CRITICAL, + CCU_FEATURE_UPDATE_BIT); + +static SUNXI_CCU_GATE_HWS(mbus_dma_clk, "mbus-dma", mbus_hws, + 0x804, BIT(0), 0); +static SUNXI_CCU_GATE_HWS(mbus_ve_clk, "mbus-ve", mbus_hws, + 0x804, BIT(1), 0); +static SUNXI_CCU_GATE_HWS(mbus_ce_clk, "mbus-ce", mbus_hws, + 0x804, BIT(2), 0); +static SUNXI_CCU_GATE_HWS(mbus_nand_clk, "mbus-nand", mbus_hws, + 0x804, BIT(5), 0); +static SUNXI_CCU_GATE_HWS(mbus_usb3_clk, "mbus-usb3", mbus_hws, + 0x804, BIT(6), 0); +static SUNXI_CCU_GATE_HWS(mbus_csi_clk, "mbus-csi", mbus_hws, + 0x804, BIT(8), 0); +static SUNXI_CCU_GATE_HWS(mbus_isp_clk, "mbus-isp", mbus_hws, + 0x804, BIT(9), 0); +static SUNXI_CCU_GATE_HWS(mbus_gmac1_clk, "mbus-gmac1", mbus_hws, + 0x804, BIT(12), 0); + +static SUNXI_CCU_GATE_HWS(bus_dram_clk, "bus-dram", ahb_hws, 0x80c, + BIT(0), CLK_IS_CRITICAL); + +static const struct clk_parent_data nand_mmc_parents[] = { + { .fw_name = "hosc" }, + { .hw = &pll_periph0_400M_clk.hw }, + { .hw = &pll_periph0_300M_clk.hw }, + { .hw = &pll_periph1_400M_clk.hw }, + { .hw = &pll_periph1_300M_clk.hw }, +}; + +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(nand0_clk, "nand0", nand_mmc_parents, + 0x810, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(nand1_clk, "nand1", nand_mmc_parents, + 0x814, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_GATE_HWS(bus_nand_clk, "bus-nand", ahb_hws, 0x82c, + BIT(0), 0); + +static SUNXI_CCU_MP_MUX_GATE_POSTDIV_DUALDIV(mmc0_clk, "mmc0", nand_mmc_parents, + 0x830, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 2, /* post div */ + 0); + +static SUNXI_CCU_MP_MUX_GATE_POSTDIV_DUALDIV(mmc1_clk, "mmc1", nand_mmc_parents, + 0x834, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 2, /* post div */ + 0); + +static const struct clk_parent_data mmc2_parents[] = { + { .fw_name = "hosc" }, + { .hw = &pll_periph0_800M_clk.common.hw }, + { .hw = &pll_periph0_600M_clk.hw }, + { .hw = &pll_periph1_800M_clk.common.hw }, + { .hw = &pll_periph1_600M_clk.hw }, +}; + +static SUNXI_CCU_MP_MUX_GATE_POSTDIV_DUALDIV(mmc2_clk, "mmc2", mmc2_parents, + 0x838, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 2, /* post div */ + 0); + +static SUNXI_CCU_GATE_HWS(bus_mmc0_clk, "bus-mmc0", ahb_hws, 0x84c, BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_mmc1_clk, "bus-mmc1", ahb_hws, 0x84c, BIT(1), 0); +static SUNXI_CCU_GATE_HWS(bus_mmc2_clk, "bus-mmc2", ahb_hws, 0x84c, BIT(2), 0); + +static SUNXI_CCU_GATE_HWS(bus_sysdap_clk, "bus-sysdap", apb1_hws, 0x88c, + BIT(0), 0); + +static SUNXI_CCU_GATE_HWS(bus_uart0_clk, "bus-uart0", apb1_hws, 0x90c, + BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_uart1_clk, "bus-uart1", apb1_hws, 0x90c, + BIT(1), 0); +static SUNXI_CCU_GATE_HWS(bus_uart2_clk, "bus-uart2", apb1_hws, 0x90c, + BIT(2), 0); +static SUNXI_CCU_GATE_HWS(bus_uart3_clk, "bus-uart3", apb1_hws, 0x90c, + BIT(3), 0); +static SUNXI_CCU_GATE_HWS(bus_uart4_clk, "bus-uart4", apb1_hws, 0x90c, + BIT(4), 0); +static SUNXI_CCU_GATE_HWS(bus_uart5_clk, "bus-uart5", apb1_hws, 0x90c, + BIT(5), 0); +static SUNXI_CCU_GATE_HWS(bus_uart6_clk, "bus-uart6", apb1_hws, 0x90c, + BIT(6), 0); +static SUNXI_CCU_GATE_HWS(bus_uart7_clk, "bus-uart7", apb1_hws, 0x90c, + BIT(7), 0); + +static SUNXI_CCU_GATE_HWS(bus_i2c0_clk, "bus-i2c0", apb1_hws, 0x91c, BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_i2c1_clk, "bus-i2c1", apb1_hws, 0x91c, BIT(1), 0); +static SUNXI_CCU_GATE_HWS(bus_i2c2_clk, "bus-i2c2", apb1_hws, 0x91c, BIT(2), 0); +static SUNXI_CCU_GATE_HWS(bus_i2c3_clk, "bus-i2c3", apb1_hws, 0x91c, BIT(3), 0); +static SUNXI_CCU_GATE_HWS(bus_i2c4_clk, "bus-i2c4", apb1_hws, 0x91c, BIT(4), 0); +static SUNXI_CCU_GATE_HWS(bus_i2c5_clk, "bus-i2c5", apb1_hws, 0x91c, BIT(5), 0); + +static SUNXI_CCU_GATE_HWS(bus_can_clk, "bus-can", apb1_hws, 0x92c, BIT(0), 0); + +static const struct clk_parent_data spi_parents[] = { + { .fw_name = "hosc" }, + { .hw = &pll_periph0_300M_clk.hw }, + { .hw = &pll_periph0_200M_clk.hw }, + { .hw = &pll_periph1_300M_clk.hw }, + { .hw = &pll_periph1_200M_clk.hw }, +}; +static SUNXI_CCU_DUALDIV_MUX_GATE(spi0_clk, "spi0", spi_parents, 0x940, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); +static SUNXI_CCU_DUALDIV_MUX_GATE(spi1_clk, "spi1", spi_parents, 0x944, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); +static SUNXI_CCU_DUALDIV_MUX_GATE(spi2_clk, "spi2", spi_parents, 0x948, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); +static SUNXI_CCU_DUALDIV_MUX_GATE(spifc_clk, "spifc", nand_mmc_parents, 0x950, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); +static SUNXI_CCU_GATE_HWS(bus_spi0_clk, "bus-spi0", ahb_hws, 0x96c, BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_spi1_clk, "bus-spi1", ahb_hws, 0x96c, BIT(1), 0); +static SUNXI_CCU_GATE_HWS(bus_spi2_clk, "bus-spi2", ahb_hws, 0x96c, BIT(2), 0); +static SUNXI_CCU_GATE_HWS(bus_spifc_clk, "bus-spifc", ahb_hws, 0x96c, + BIT(3), 0); + +static SUNXI_CCU_GATE_HWS_WITH_PREDIV(emac0_25M_clk, "emac0-25M", + pll_periph0_150M_hws, + 0x970, BIT(31) | BIT(30), 6, 0); +static SUNXI_CCU_GATE_HWS_WITH_PREDIV(emac1_25M_clk, "emac1-25M", + pll_periph0_150M_hws, + 0x974, BIT(31) | BIT(30), 6, 0); +static SUNXI_CCU_GATE_HWS(bus_emac0_clk, "bus-emac0", ahb_hws, 0x97c, + BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_emac1_clk, "bus-emac1", ahb_hws, 0x98c, + BIT(0), 0); + +static const struct clk_parent_data ir_rx_parents[] = { + { .fw_name = "losc" }, + { .fw_name = "hosc" }, +}; + +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(ir_rx_clk, "ir-rx", ir_rx_parents, 0x990, + 0, 5, /* M */ + 24, 1, /* mux */ + BIT(31), /* gate */ + 0); +static SUNXI_CCU_GATE_HWS(bus_ir_rx_clk, "bus-ir-rx", apb0_hws, 0x99c, + BIT(0), 0); + +static const struct clk_parent_data ir_tx_ledc_parents[] = { + { .fw_name = "hosc" }, + { .hw = &pll_periph1_600M_clk.hw }, +}; +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(ir_tx_clk, "ir-tx", ir_tx_ledc_parents, + 0x9c0, + 0, 5, /* M */ + 24, 1, /* mux */ + BIT(31), /* gate */ + 0); +static SUNXI_CCU_GATE_HWS(bus_ir_tx_clk, "bus-ir-tx", apb0_hws, 0x9cc, + BIT(0), 0); + +static SUNXI_CCU_M_WITH_GATE(gpadc0_clk, "gpadc0", "hosc", 0x9e0, + 0, 5, /* M */ + BIT(31), /* gate */ + 0); +static SUNXI_CCU_M_WITH_GATE(gpadc1_clk, "gpadc1", "hosc", 0x9e4, + 0, 5, /* M */ + BIT(31), /* gate */ + 0); +static SUNXI_CCU_GATE_HWS(bus_gpadc0_clk, "bus-gpadc0", ahb_hws, 0x9ec, + BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_gpadc1_clk, "bus-gpadc1", ahb_hws, 0x9ec, + BIT(1), 0); + +static SUNXI_CCU_GATE_HWS(bus_ths_clk, "bus-ths", apb0_hws, 0x9fc, BIT(0), 0); + +/* + * The first parent is a 48 MHz input clock divided by 4. That 48 MHz clock is + * a 2x multiplier from osc24M synchronized by pll-periph0, and is also used by + * the OHCI module. + */ +static const struct clk_parent_data usb_ohci_parents[] = { + { .hw = &pll_periph0_4x_clk.common.hw }, + { .fw_name = "hosc" }, + { .fw_name = "losc" }, + { .fw_name = "iosc" }, +}; +static const struct ccu_mux_fixed_prediv usb_ohci_predivs[] = { + { .index = 0, .div = 50 }, + { .index = 1, .div = 2 }, +}; + +static struct ccu_mux usb_ohci0_clk = { + .enable = BIT(31), + .mux = { + .shift = 24, + .width = 2, + .fixed_predivs = usb_ohci_predivs, + .n_predivs = ARRAY_SIZE(usb_ohci_predivs), + }, + .common = { + .reg = 0xa70, + .features = CCU_FEATURE_FIXED_PREDIV, + .hw.init = CLK_HW_INIT_PARENTS_DATA("usb-ohci0", + usb_ohci_parents, + &ccu_mux_ops, + 0), + }, +}; + +static struct ccu_mux usb_ohci1_clk = { + .enable = BIT(31), + .mux = { + .shift = 24, + .width = 2, + .fixed_predivs = usb_ohci_predivs, + .n_predivs = ARRAY_SIZE(usb_ohci_predivs), + }, + .common = { + .reg = 0xa74, + .features = CCU_FEATURE_FIXED_PREDIV, + .hw.init = CLK_HW_INIT_PARENTS_DATA("usb-ohci1", + usb_ohci_parents, + &ccu_mux_ops, + 0), + }, +}; + +static SUNXI_CCU_GATE_HWS(bus_ohci0_clk, "bus-ohci0", ahb_hws, 0xa8c, + BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_ohci1_clk, "bus-ohci1", ahb_hws, 0xa8c, + BIT(1), 0); +static SUNXI_CCU_GATE_HWS(bus_ehci0_clk, "bus-ehci0", ahb_hws, 0xa8c, + BIT(4), 0); +static SUNXI_CCU_GATE_HWS(bus_ehci1_clk, "bus-ehci1", ahb_hws, 0xa8c, + BIT(5), 0); +static SUNXI_CCU_GATE_HWS(bus_otg_clk, "bus-otg", ahb_hws, 0xa8c, BIT(8), 0); + +static SUNXI_CCU_GATE_HWS(bus_lradc_clk, "bus-lradc", apb0_hws, 0xa9c, + BIT(0), 0); + +static const struct clk_parent_data losc_hosc_parents[] = { + { .fw_name = "hosc" }, + { .fw_name = "losc" }, +}; + +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(pcie_aux_clk, "pcie-aux", + losc_hosc_parents, 0xaa0, + 0, 5, /* M */ + 24, 1, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_GATE_HWS(bus_display0_top_clk, "bus-display0-top", ahb_hws, + 0xabc, BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_display1_top_clk, "bus-display1-top", ahb_hws, + 0xacc, BIT(0), 0); + +static SUNXI_CCU_GATE_DATA(hdmi_24M_clk, "hdmi-24M", osc24M, 0xb04, BIT(31), 0); + +static SUNXI_CCU_GATE_HWS_WITH_PREDIV(hdmi_cec_32k_clk, "hdmi-cec-32k", + pll_periph0_2x_hws, + 0xb10, BIT(30), 36621, 0); + +static const struct clk_parent_data hdmi_cec_parents[] = { + { .fw_name = "losc" }, + { .hw = &hdmi_cec_32k_clk.common.hw }, +}; +static SUNXI_CCU_MUX_DATA_WITH_GATE(hdmi_cec_clk, "hdmi-cec", hdmi_cec_parents, + 0xb10, + 24, 1, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_GATE_HWS(bus_hdmi_clk, "bus-hdmi", ahb_hws, 0xb1c, BIT(0), 0); + +static const struct clk_parent_data mipi_dsi_parents[] = { + { .fw_name = "hosc" }, + { .hw = &pll_periph0_200M_clk.hw }, + { .hw = &pll_periph0_150M_clk.hw }, +}; +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(mipi_dsi0_clk, "mipi-dsi0", + mipi_dsi_parents, 0xb24, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(mipi_dsi1_clk, "mipi-dsi1", + mipi_dsi_parents, 0xb28, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_GATE_HWS(bus_mipi_dsi0_clk, "bus-mipi-dsi0", ahb_hws, 0xb4c, + BIT(0), 0); + +static SUNXI_CCU_GATE_HWS(bus_mipi_dsi1_clk, "bus-mipi-dsi1", ahb_hws, 0xb4c, + BIT(1), 0); + +static const struct clk_hw *tcon_parents[] = { + &pll_video0_4x_clk.common.hw, + &pll_video1_4x_clk.common.hw, + &pll_video2_4x_clk.common.hw, + &pll_video3_4x_clk.common.hw, + &pll_periph0_2x_clk.common.hw, + &pll_video0_3x_clk.hw, + &pll_video1_3x_clk.hw, +}; +static SUNXI_CCU_M_HW_WITH_MUX_GATE(tcon_lcd0_clk, "tcon-lcd0", tcon_parents, + 0xb60, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_M_HW_WITH_MUX_GATE(tcon_lcd1_clk, "tcon-lcd1", tcon_parents, + 0xb64, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static const struct clk_hw *tcon_tv_parents[] = { + &pll_video0_4x_clk.common.hw, + &pll_video1_4x_clk.common.hw, + &pll_video2_4x_clk.common.hw, + &pll_video3_4x_clk.common.hw, + &pll_periph0_2x_clk.common.hw, +}; +static SUNXI_CCU_M_HW_WITH_MUX_GATE(tcon_lcd2_clk, "tcon-lcd2", + tcon_tv_parents, 0xb68, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_M_HW_WITH_MUX_GATE(combophy_dsi0_clk, "combophy-dsi0", + tcon_parents, 0xb6c, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_M_HW_WITH_MUX_GATE(combophy_dsi1_clk, "combophy-dsi1", + tcon_parents, 0xb70, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_GATE_HWS(bus_tcon_lcd0_clk, "bus-tcon-lcd0", ahb_hws, 0xb7c, + BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_tcon_lcd1_clk, "bus-tcon-lcd1", ahb_hws, 0xb7c, + BIT(1), 0); +static SUNXI_CCU_GATE_HWS(bus_tcon_lcd2_clk, "bus-tcon-lcd2", ahb_hws, 0xb7c, + BIT(2), 0); + +static SUNXI_CCU_M_HW_WITH_MUX_GATE(tcon_tv0_clk, "tcon-tv0", tcon_tv_parents, + 0xb80, + 0, 4, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_M_HW_WITH_MUX_GATE(tcon_tv1_clk, "tcon-tv1", tcon_tv_parents, + 0xb84, + 0, 4, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_GATE_HWS(bus_tcon_tv0_clk, "bus-tcon-tv0", ahb_hws, 0xb9c, + BIT(0), 0); +static SUNXI_CCU_GATE_HWS(bus_tcon_tv1_clk, "bus-tcon-tv1", ahb_hws, 0xb9c, + BIT(1), 0); + +static const struct clk_hw *edp_parents[] = { + &pll_video0_4x_clk.common.hw, + &pll_video1_4x_clk.common.hw, + &pll_video2_4x_clk.common.hw, + &pll_video3_4x_clk.common.hw, + &pll_periph0_2x_clk.common.hw, +}; +static SUNXI_CCU_M_HW_WITH_MUX_GATE(edp_clk, "edp", edp_parents, 0xbb0, + 0, 4, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + CLK_SET_RATE_PARENT); + +static SUNXI_CCU_GATE_HWS(bus_edp_clk, "bus-edp", ahb_hws, 0xbbc, BIT(0), 0); + +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(ledc_clk, "ledc", ir_tx_ledc_parents, + 0xbf0, + 0, 4, /* M */ + 24, 1, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_GATE_HWS(bus_ledc_clk, "bus-ledc", apb0_hws, 0xbfc, BIT(0), 0); + +static const struct clk_hw *csi_top_parents[] = { + &pll_periph0_300M_clk.hw, + &pll_periph0_400M_clk.hw, + &pll_periph0_480M_clk.common.hw, + &pll_video3_4x_clk.common.hw, + &pll_video3_3x_clk.hw, +}; +static SUNXI_CCU_M_HW_WITH_MUX_GATE(csi_top_clk, "csi-top", csi_top_parents, + 0xc04, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static const struct clk_parent_data csi_mclk_parents[] = { + { .fw_name = "hosc" }, + { .hw = &pll_video3_4x_clk.common.hw }, + { .hw = &pll_video0_4x_clk.common.hw }, + { .hw = &pll_video1_4x_clk.common.hw }, + { .hw = &pll_video2_4x_clk.common.hw }, +}; +static SUNXI_CCU_DUALDIV_MUX_GATE(csi_mclk0_clk, "csi-mclk0", csi_mclk_parents, + 0xc08, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_DUALDIV_MUX_GATE(csi_mclk1_clk, "csi-mclk1", csi_mclk_parents, + 0xc0c, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_DUALDIV_MUX_GATE(csi_mclk2_clk, "csi-mclk2", csi_mclk_parents, + 0xc10, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_DUALDIV_MUX_GATE(csi_mclk3_clk, "csi-mclk3", csi_mclk_parents, + 0xc14, + 0, 5, /* M */ + 8, 5, /* P */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_GATE_HWS(bus_csi_clk, "bus-csi", ahb_hws, 0xc1c, BIT(0), 0); + +static const struct clk_hw *isp_parents[] = { + &pll_periph0_300M_clk.hw, + &pll_periph0_400M_clk.hw, + &pll_video2_4x_clk.common.hw, + &pll_video3_4x_clk.common.hw, +}; +static SUNXI_CCU_M_HW_WITH_MUX_GATE(isp_clk, "isp", isp_parents, 0xc20, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static const struct clk_parent_data dsp_parents[] = { + { .fw_name = "hosc" }, + { .fw_name = "losc" }, + { .fw_name = "iosc" }, + { .hw = &pll_periph0_2x_clk.common.hw }, + { .hw = &pll_periph0_480M_clk.common.hw, }, +}; +static SUNXI_CCU_M_DATA_WITH_MUX_GATE(dsp_clk, "dsp", dsp_parents, 0xc70, + 0, 5, /* M */ + 24, 3, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_GATE_DATA(fanout_24M_clk, "fanout-24M", osc24M, + 0xf30, BIT(0), 0); +static SUNXI_CCU_GATE_DATA_WITH_PREDIV(fanout_12M_clk, "fanout-12M", osc24M, + 0xf30, BIT(1), 2, 0); +static SUNXI_CCU_GATE_HWS_WITH_PREDIV(fanout_16M_clk, "fanout-16M", + pll_periph0_480M_hws, + 0xf30, BIT(2), 30, 0); +static SUNXI_CCU_GATE_HWS_WITH_PREDIV(fanout_25M_clk, "fanout-25M", + pll_periph0_2x_hws, + 0xf30, BIT(3), 48, 0); +static SUNXI_CCU_GATE_HWS_WITH_PREDIV(fanout_50M_clk, "fanout-50M", + pll_periph0_2x_hws, + 0xf30, BIT(4), 24, 0); + +static const struct clk_parent_data fanout_27M_parents[] = { + { .hw = &pll_video0_4x_clk.common.hw }, + { .hw = &pll_video1_4x_clk.common.hw }, + { .hw = &pll_video2_4x_clk.common.hw }, + { .hw = &pll_video3_4x_clk.common.hw }, +}; +static SUNXI_CCU_DUALDIV_MUX_GATE(fanout_27M_clk, "fanout-27M", + fanout_27M_parents, 0xf34, + 0, 5, /* div0 */ + 8, 5, /* div1 */ + 24, 2, /* mux */ + BIT(31), /* gate */ + 0); + +static const struct clk_parent_data fanout_pclk_parents[] = { + { .hw = &apb0_clk.common.hw } +}; +static SUNXI_CCU_DUALDIV_MUX_GATE(fanout_pclk_clk, "fanout-pclk", + fanout_pclk_parents, + 0xf38, + 0, 5, /* div0 */ + 5, 5, /* div1 */ + 0, 0, /* mux */ + BIT(31), /* gate */ + 0); + +static const struct clk_parent_data fanout_parents[] = { + { .fw_name = "losc-fanout" }, + { .hw = &fanout_12M_clk.common.hw, }, + { .hw = &fanout_16M_clk.common.hw, }, + { .hw = &fanout_24M_clk.common.hw, }, + { .hw = &fanout_25M_clk.common.hw, }, + { .hw = &fanout_27M_clk.common.hw, }, + { .hw = &fanout_pclk_clk.common.hw, }, + { .hw = &fanout_50M_clk.common.hw, }, +}; +static SUNXI_CCU_MUX_DATA_WITH_GATE(fanout0_clk, "fanout0", fanout_parents, + 0xf3c, + 0, 3, /* mux */ + BIT(21), /* gate */ + 0); +static SUNXI_CCU_MUX_DATA_WITH_GATE(fanout1_clk, "fanout1", fanout_parents, + 0xf3c, + 3, 3, /* mux */ + BIT(22), /* gate */ + 0); +static SUNXI_CCU_MUX_DATA_WITH_GATE(fanout2_clk, "fanout2", fanout_parents, + 0xf3c, + 6, 3, /* mux */ + BIT(23), /* gate */ + 0); + +/* + * Contains all clocks that are controlled by a hardware register. They + * have a (sunxi) .common member, which needs to be initialised by the common + * sunxi CCU code, to be filled with the MMIO base address and the shared lock. + */ +static struct ccu_common *sun55i_a523_ccu_clks[] = { + &pll_ddr_clk.common, + &pll_periph0_4x_clk.common, + &pll_periph0_2x_clk.common, + &pll_periph0_800M_clk.common, + &pll_periph0_480M_clk.common, + &pll_periph1_4x_clk.common, + &pll_periph1_2x_clk.common, + &pll_periph1_800M_clk.common, + &pll_periph1_480M_clk.common, + &pll_gpu_clk.common, + &pll_video0_8x_clk.common, + &pll_video0_4x_clk.common, + &pll_video1_8x_clk.common, + &pll_video1_4x_clk.common, + &pll_video2_8x_clk.common, + &pll_video2_4x_clk.common, + &pll_video3_8x_clk.common, + &pll_video3_4x_clk.common, + &pll_ve_clk.common, + &pll_audio0_4x_clk.common, + &pll_npu_4x_clk.common, + &ahb_clk.common, + &apb0_clk.common, + &apb1_clk.common, + &mbus_clk.common, + &de_clk.common, + &bus_de_clk.common, + &di_clk.common, + &bus_di_clk.common, + &g2d_clk.common, + &bus_g2d_clk.common, + &gpu_clk.common, + &bus_gpu_clk.common, + &ce_clk.common, + &bus_ce_clk.common, + &bus_ce_sys_clk.common, + &ve_clk.common, + &bus_ve_clk.common, + &bus_dma_clk.common, + &bus_msgbox_clk.common, + &bus_spinlock_clk.common, + &hstimer0_clk.common, + &hstimer1_clk.common, + &hstimer2_clk.common, + &hstimer3_clk.common, + &hstimer4_clk.common, + &hstimer5_clk.common, + &bus_hstimer_clk.common, + &bus_dbg_clk.common, + &bus_pwm0_clk.common, + &bus_pwm1_clk.common, + &iommu_clk.common, + &bus_iommu_clk.common, + &dram_clk.common, + &mbus_dma_clk.common, + &mbus_ve_clk.common, + &mbus_ce_clk.common, + &mbus_nand_clk.common, + &mbus_usb3_clk.common, + &mbus_csi_clk.common, + &mbus_isp_clk.common, + &mbus_gmac1_clk.common, + &bus_dram_clk.common, + &nand0_clk.common, + &nand1_clk.common, + &bus_nand_clk.common, + &mmc0_clk.common, + &mmc1_clk.common, + &mmc2_clk.common, + &bus_sysdap_clk.common, + &bus_mmc0_clk.common, + &bus_mmc1_clk.common, + &bus_mmc2_clk.common, + &bus_uart0_clk.common, + &bus_uart1_clk.common, + &bus_uart2_clk.common, + &bus_uart3_clk.common, + &bus_uart4_clk.common, + &bus_uart5_clk.common, + &bus_uart6_clk.common, + &bus_uart7_clk.common, + &bus_i2c0_clk.common, + &bus_i2c1_clk.common, + &bus_i2c2_clk.common, + &bus_i2c3_clk.common, + &bus_i2c4_clk.common, + &bus_i2c5_clk.common, + &bus_can_clk.common, + &spi0_clk.common, + &spi1_clk.common, + &spi2_clk.common, + &spifc_clk.common, + &bus_spi0_clk.common, + &bus_spi1_clk.common, + &bus_spi2_clk.common, + &bus_spifc_clk.common, + &emac0_25M_clk.common, + &emac1_25M_clk.common, + &bus_emac0_clk.common, + &bus_emac1_clk.common, + &ir_rx_clk.common, + &bus_ir_rx_clk.common, + &ir_tx_clk.common, + &bus_ir_tx_clk.common, + &gpadc0_clk.common, + &gpadc1_clk.common, + &bus_gpadc0_clk.common, + &bus_gpadc1_clk.common, + &bus_ths_clk.common, + &usb_ohci0_clk.common, + &usb_ohci1_clk.common, + &bus_ohci0_clk.common, + &bus_ohci1_clk.common, + &bus_ehci0_clk.common, + &bus_ehci1_clk.common, + &bus_otg_clk.common, + &bus_lradc_clk.common, + &pcie_aux_clk.common, + &bus_display0_top_clk.common, + &bus_display1_top_clk.common, + &hdmi_24M_clk.common, + &hdmi_cec_32k_clk.common, + &hdmi_cec_clk.common, + &bus_hdmi_clk.common, + &mipi_dsi0_clk.common, + &mipi_dsi1_clk.common, + &bus_mipi_dsi0_clk.common, + &bus_mipi_dsi1_clk.common, + &tcon_lcd0_clk.common, + &tcon_lcd1_clk.common, + &tcon_lcd2_clk.common, + &combophy_dsi0_clk.common, + &combophy_dsi1_clk.common, + &bus_tcon_lcd0_clk.common, + &bus_tcon_lcd1_clk.common, + &bus_tcon_lcd2_clk.common, + &tcon_tv0_clk.common, + &tcon_tv1_clk.common, + &bus_tcon_tv0_clk.common, + &bus_tcon_tv1_clk.common, + &edp_clk.common, + &bus_edp_clk.common, + &ledc_clk.common, + &bus_ledc_clk.common, + &csi_top_clk.common, + &csi_mclk0_clk.common, + &csi_mclk1_clk.common, + &csi_mclk2_clk.common, + &csi_mclk3_clk.common, + &bus_csi_clk.common, + &isp_clk.common, + &dsp_clk.common, + &fanout_24M_clk.common, + &fanout_12M_clk.common, + &fanout_16M_clk.common, + &fanout_25M_clk.common, + &fanout_27M_clk.common, + &fanout_pclk_clk.common, + &fanout0_clk.common, + &fanout1_clk.common, + &fanout2_clk.common, +}; + +static struct clk_hw_onecell_data sun55i_a523_hw_clks = { + .num = CLK_NUMBER, + .hws = { + [CLK_PLL_DDR0] = &pll_ddr_clk.common.hw, + [CLK_PLL_PERIPH0_4X] = &pll_periph0_4x_clk.common.hw, + [CLK_PLL_PERIPH0_2X] = &pll_periph0_2x_clk.common.hw, + [CLK_PLL_PERIPH0_800M] = &pll_periph0_800M_clk.common.hw, + [CLK_PLL_PERIPH0_480M] = &pll_periph0_480M_clk.common.hw, + [CLK_PLL_PERIPH0_600M] = &pll_periph0_600M_clk.hw, + [CLK_PLL_PERIPH0_400M] = &pll_periph0_400M_clk.hw, + [CLK_PLL_PERIPH0_300M] = &pll_periph0_300M_clk.hw, + [CLK_PLL_PERIPH0_200M] = &pll_periph0_200M_clk.hw, + [CLK_PLL_PERIPH0_160M] = &pll_periph0_160M_clk.hw, + [CLK_PLL_PERIPH0_150M] = &pll_periph0_150M_clk.hw, + [CLK_PLL_PERIPH1_4X] = &pll_periph1_4x_clk.common.hw, + [CLK_PLL_PERIPH1_2X] = &pll_periph1_2x_clk.common.hw, + [CLK_PLL_PERIPH1_800M] = &pll_periph1_800M_clk.common.hw, + [CLK_PLL_PERIPH1_480M] = &pll_periph1_480M_clk.common.hw, + [CLK_PLL_PERIPH1_600M] = &pll_periph1_600M_clk.hw, + [CLK_PLL_PERIPH1_400M] = &pll_periph1_400M_clk.hw, + [CLK_PLL_PERIPH1_300M] = &pll_periph1_300M_clk.hw, + [CLK_PLL_PERIPH1_200M] = &pll_periph1_200M_clk.hw, + [CLK_PLL_PERIPH1_160M] = &pll_periph1_160M_clk.hw, + [CLK_PLL_PERIPH1_150M] = &pll_periph1_150M_clk.hw, + [CLK_PLL_GPU] = &pll_gpu_clk.common.hw, + [CLK_PLL_VIDEO0_8X] = &pll_video0_8x_clk.common.hw, + [CLK_PLL_VIDEO0_4X] = &pll_video0_4x_clk.common.hw, + [CLK_PLL_VIDEO0_3X] = &pll_video0_3x_clk.hw, + [CLK_PLL_VIDEO1_8X] = &pll_video1_8x_clk.common.hw, + [CLK_PLL_VIDEO1_4X] = &pll_video1_4x_clk.common.hw, + [CLK_PLL_VIDEO1_3X] = &pll_video1_3x_clk.hw, + [CLK_PLL_VIDEO2_8X] = &pll_video2_8x_clk.common.hw, + [CLK_PLL_VIDEO2_4X] = &pll_video2_4x_clk.common.hw, + [CLK_PLL_VIDEO2_3X] = &pll_video2_3x_clk.hw, + [CLK_PLL_VIDEO3_8X] = &pll_video3_8x_clk.common.hw, + [CLK_PLL_VIDEO3_4X] = &pll_video3_4x_clk.common.hw, + [CLK_PLL_VIDEO3_3X] = &pll_video3_3x_clk.hw, + [CLK_PLL_VE] = &pll_ve_clk.common.hw, + [CLK_PLL_AUDIO0_4X] = &pll_audio0_4x_clk.common.hw, + [CLK_PLL_AUDIO0_2X] = &pll_audio0_2x_clk.hw, + [CLK_PLL_AUDIO0] = &pll_audio0_clk.hw, + [CLK_PLL_NPU_4X] = &pll_npu_4x_clk.common.hw, + [CLK_PLL_NPU_2X] = &pll_npu_2x_clk.hw, + [CLK_PLL_NPU] = &pll_npu_1x_clk.hw, + [CLK_AHB] = &ahb_clk.common.hw, + [CLK_APB0] = &apb0_clk.common.hw, + [CLK_APB1] = &apb1_clk.common.hw, + [CLK_MBUS] = &mbus_clk.common.hw, + [CLK_DE] = &de_clk.common.hw, + [CLK_BUS_DE] = &bus_de_clk.common.hw, + [CLK_DI] = &di_clk.common.hw, + [CLK_BUS_DI] = &bus_di_clk.common.hw, + [CLK_G2D] = &g2d_clk.common.hw, + [CLK_BUS_G2D] = &bus_g2d_clk.common.hw, + [CLK_GPU] = &gpu_clk.common.hw, + [CLK_BUS_GPU] = &bus_gpu_clk.common.hw, + [CLK_CE] = &ce_clk.common.hw, + [CLK_BUS_CE] = &bus_ce_clk.common.hw, + [CLK_BUS_CE_SYS] = &bus_ce_sys_clk.common.hw, + [CLK_VE] = &ve_clk.common.hw, + [CLK_BUS_VE] = &bus_ve_clk.common.hw, + [CLK_BUS_DMA] = &bus_dma_clk.common.hw, + [CLK_BUS_MSGBOX] = &bus_msgbox_clk.common.hw, + [CLK_BUS_SPINLOCK] = &bus_spinlock_clk.common.hw, + [CLK_HSTIMER0] = &hstimer0_clk.common.hw, + [CLK_HSTIMER1] = &hstimer1_clk.common.hw, + [CLK_HSTIMER2] = &hstimer2_clk.common.hw, + [CLK_HSTIMER3] = &hstimer3_clk.common.hw, + [CLK_HSTIMER4] = &hstimer4_clk.common.hw, + [CLK_HSTIMER5] = &hstimer5_clk.common.hw, + [CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw, + [CLK_BUS_DBG] = &bus_dbg_clk.common.hw, + [CLK_BUS_PWM0] = &bus_pwm0_clk.common.hw, + [CLK_BUS_PWM1] = &bus_pwm1_clk.common.hw, + [CLK_IOMMU] = &iommu_clk.common.hw, + [CLK_BUS_IOMMU] = &bus_iommu_clk.common.hw, + [CLK_DRAM] = &dram_clk.common.hw, + [CLK_MBUS_DMA] = &mbus_dma_clk.common.hw, + [CLK_MBUS_VE] = &mbus_ve_clk.common.hw, + [CLK_MBUS_CE] = &mbus_ce_clk.common.hw, + [CLK_MBUS_CSI] = &mbus_csi_clk.common.hw, + [CLK_MBUS_ISP] = &mbus_isp_clk.common.hw, + [CLK_MBUS_EMAC1] = &mbus_gmac1_clk.common.hw, + [CLK_BUS_DRAM] = &bus_dram_clk.common.hw, + [CLK_NAND0] = &nand0_clk.common.hw, + [CLK_NAND1] = &nand1_clk.common.hw, + [CLK_BUS_NAND] = &bus_nand_clk.common.hw, + [CLK_MMC0] = &mmc0_clk.common.hw, + [CLK_MMC1] = &mmc1_clk.common.hw, + [CLK_MMC2] = &mmc2_clk.common.hw, + [CLK_BUS_SYSDAP] = &bus_sysdap_clk.common.hw, + [CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw, + [CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw, + [CLK_BUS_MMC2] = &bus_mmc2_clk.common.hw, + [CLK_BUS_UART0] = &bus_uart0_clk.common.hw, + [CLK_BUS_UART1] = &bus_uart1_clk.common.hw, + [CLK_BUS_UART2] = &bus_uart2_clk.common.hw, + [CLK_BUS_UART3] = &bus_uart3_clk.common.hw, + [CLK_BUS_UART4] = &bus_uart4_clk.common.hw, + [CLK_BUS_UART5] = &bus_uart5_clk.common.hw, + [CLK_BUS_UART6] = &bus_uart6_clk.common.hw, + [CLK_BUS_UART7] = &bus_uart7_clk.common.hw, + [CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw, + [CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw, + [CLK_BUS_I2C2] = &bus_i2c2_clk.common.hw, + [CLK_BUS_I2C3] = &bus_i2c3_clk.common.hw, + [CLK_BUS_I2C4] = &bus_i2c4_clk.common.hw, + [CLK_BUS_I2C5] = &bus_i2c5_clk.common.hw, + [CLK_BUS_CAN] = &bus_can_clk.common.hw, + [CLK_SPI0] = &spi0_clk.common.hw, + [CLK_SPI1] = &spi1_clk.common.hw, + [CLK_SPI2] = &spi2_clk.common.hw, + [CLK_SPIFC] = &spifc_clk.common.hw, + [CLK_BUS_SPI0] = &bus_spi0_clk.common.hw, + [CLK_BUS_SPI1] = &bus_spi1_clk.common.hw, + [CLK_BUS_SPI2] = &bus_spi2_clk.common.hw, + [CLK_BUS_SPIFC] = &bus_spifc_clk.common.hw, + [CLK_EMAC0_25M] = &emac0_25M_clk.common.hw, + [CLK_EMAC1_25M] = &emac1_25M_clk.common.hw, + [CLK_BUS_EMAC0] = &bus_emac0_clk.common.hw, + [CLK_BUS_EMAC1] = &bus_emac1_clk.common.hw, + [CLK_IR_RX] = &ir_rx_clk.common.hw, + [CLK_BUS_IR_RX] = &bus_ir_rx_clk.common.hw, + [CLK_IR_TX] = &ir_tx_clk.common.hw, + [CLK_BUS_IR_TX] = &bus_ir_tx_clk.common.hw, + [CLK_GPADC0] = &gpadc0_clk.common.hw, + [CLK_GPADC1] = &gpadc1_clk.common.hw, + [CLK_BUS_GPADC0] = &bus_gpadc0_clk.common.hw, + [CLK_BUS_GPADC1] = &bus_gpadc1_clk.common.hw, + [CLK_BUS_THS] = &bus_ths_clk.common.hw, + [CLK_USB_OHCI0] = &usb_ohci0_clk.common.hw, + [CLK_USB_OHCI1] = &usb_ohci1_clk.common.hw, + [CLK_BUS_OHCI0] = &bus_ohci0_clk.common.hw, + [CLK_BUS_OHCI1] = &bus_ohci1_clk.common.hw, + [CLK_BUS_EHCI0] = &bus_ehci0_clk.common.hw, + [CLK_BUS_EHCI1] = &bus_ehci1_clk.common.hw, + [CLK_BUS_OTG] = &bus_otg_clk.common.hw, + [CLK_BUS_LRADC] = &bus_lradc_clk.common.hw, + [CLK_PCIE_AUX] = &pcie_aux_clk.common.hw, + [CLK_BUS_DISPLAY0_TOP] = &bus_display0_top_clk.common.hw, + [CLK_BUS_DISPLAY1_TOP] = &bus_display1_top_clk.common.hw, + [CLK_HDMI_24M] = &hdmi_24M_clk.common.hw, + [CLK_HDMI_CEC_32K] = &hdmi_cec_32k_clk.common.hw, + [CLK_HDMI_CEC] = &hdmi_cec_clk.common.hw, + [CLK_BUS_HDMI] = &bus_hdmi_clk.common.hw, + [CLK_MIPI_DSI0] = &mipi_dsi0_clk.common.hw, + [CLK_MIPI_DSI1] = &mipi_dsi1_clk.common.hw, + [CLK_BUS_MIPI_DSI0] = &bus_mipi_dsi0_clk.common.hw, + [CLK_BUS_MIPI_DSI1] = &bus_mipi_dsi1_clk.common.hw, + [CLK_TCON_LCD0] = &tcon_lcd0_clk.common.hw, + [CLK_TCON_LCD1] = &tcon_lcd1_clk.common.hw, + [CLK_TCON_LCD2] = &tcon_lcd2_clk.common.hw, + [CLK_COMBOPHY_DSI0] = &combophy_dsi0_clk.common.hw, + [CLK_COMBOPHY_DSI1] = &combophy_dsi1_clk.common.hw, + [CLK_BUS_TCON_LCD0] = &bus_tcon_lcd0_clk.common.hw, + [CLK_BUS_TCON_LCD1] = &bus_tcon_lcd1_clk.common.hw, + [CLK_BUS_TCON_LCD2] = &bus_tcon_lcd2_clk.common.hw, + [CLK_TCON_TV0] = &tcon_tv0_clk.common.hw, + [CLK_TCON_TV1] = &tcon_tv1_clk.common.hw, + [CLK_BUS_TCON_TV0] = &bus_tcon_tv0_clk.common.hw, + [CLK_BUS_TCON_TV1] = &bus_tcon_tv1_clk.common.hw, + [CLK_EDP] = &edp_clk.common.hw, + [CLK_BUS_EDP] = &bus_edp_clk.common.hw, + [CLK_LEDC] = &ledc_clk.common.hw, + [CLK_BUS_LEDC] = &bus_ledc_clk.common.hw, + [CLK_CSI_TOP] = &csi_top_clk.common.hw, + [CLK_CSI_MCLK0] = &csi_mclk0_clk.common.hw, + [CLK_CSI_MCLK1] = &csi_mclk1_clk.common.hw, + [CLK_CSI_MCLK2] = &csi_mclk2_clk.common.hw, + [CLK_CSI_MCLK3] = &csi_mclk3_clk.common.hw, + [CLK_BUS_CSI] = &bus_csi_clk.common.hw, + [CLK_ISP] = &isp_clk.common.hw, + [CLK_DSP] = &dsp_clk.common.hw, + [CLK_FANOUT_24M] = &fanout_24M_clk.common.hw, + [CLK_FANOUT_12M] = &fanout_12M_clk.common.hw, + [CLK_FANOUT_16M] = &fanout_16M_clk.common.hw, + [CLK_FANOUT_25M] = &fanout_25M_clk.common.hw, + [CLK_FANOUT_27M] = &fanout_27M_clk.common.hw, + [CLK_FANOUT_PCLK] = &fanout_pclk_clk.common.hw, + [CLK_FANOUT0] = &fanout0_clk.common.hw, + [CLK_FANOUT1] = &fanout1_clk.common.hw, + [CLK_FANOUT2] = &fanout2_clk.common.hw, + }, +}; + +static struct ccu_reset_map sun55i_a523_ccu_resets[] = { + [RST_MBUS] = { 0x540, BIT(30) }, + [RST_BUS_NSI] = { 0x54c, BIT(16) }, + [RST_BUS_DE] = { 0x60c, BIT(16) }, + [RST_BUS_DI] = { 0x62c, BIT(16) }, + [RST_BUS_G2D] = { 0x63c, BIT(16) }, + [RST_BUS_SYS] = { 0x64c, BIT(16) }, + [RST_BUS_GPU] = { 0x67c, BIT(16) }, + [RST_BUS_CE] = { 0x68c, BIT(16) }, + [RST_BUS_SYS_CE] = { 0x68c, BIT(17) }, + [RST_BUS_VE] = { 0x69c, BIT(16) }, + [RST_BUS_DMA] = { 0x70c, BIT(16) }, + [RST_BUS_MSGBOX] = { 0x71c, BIT(16) }, + [RST_BUS_SPINLOCK] = { 0x72c, BIT(16) }, + [RST_BUS_CPUXTIMER] = { 0x74c, BIT(16) }, + [RST_BUS_DBG] = { 0x78c, BIT(16) }, + [RST_BUS_PWM0] = { 0x7ac, BIT(16) }, + [RST_BUS_PWM1] = { 0x7ac, BIT(17) }, + [RST_BUS_DRAM] = { 0x80c, BIT(16) }, + [RST_BUS_NAND] = { 0x82c, BIT(16) }, + [RST_BUS_MMC0] = { 0x84c, BIT(16) }, + [RST_BUS_MMC1] = { 0x84c, BIT(17) }, + [RST_BUS_MMC2] = { 0x84c, BIT(18) }, + [RST_BUS_SYSDAP] = { 0x88c, BIT(16) }, + [RST_BUS_UART0] = { 0x90c, BIT(16) }, + [RST_BUS_UART1] = { 0x90c, BIT(17) }, + [RST_BUS_UART2] = { 0x90c, BIT(18) }, + [RST_BUS_UART3] = { 0x90c, BIT(19) }, + [RST_BUS_UART4] = { 0x90c, BIT(20) }, + [RST_BUS_UART5] = { 0x90c, BIT(21) }, + [RST_BUS_UART6] = { 0x90c, BIT(22) }, + [RST_BUS_UART7] = { 0x90c, BIT(23) }, + [RST_BUS_I2C0] = { 0x91c, BIT(16) }, + [RST_BUS_I2C1] = { 0x91c, BIT(17) }, + [RST_BUS_I2C2] = { 0x91c, BIT(18) }, + [RST_BUS_I2C3] = { 0x91c, BIT(19) }, + [RST_BUS_I2C4] = { 0x91c, BIT(20) }, + [RST_BUS_I2C5] = { 0x91c, BIT(21) }, + [RST_BUS_CAN] = { 0x92c, BIT(16) }, + [RST_BUS_SPI0] = { 0x96c, BIT(16) }, + [RST_BUS_SPI1] = { 0x96c, BIT(17) }, + [RST_BUS_SPI2] = { 0x96c, BIT(18) }, + [RST_BUS_SPIFC] = { 0x96c, BIT(19) }, + [RST_BUS_EMAC0] = { 0x97c, BIT(16) }, + [RST_BUS_EMAC1] = { 0x98c, BIT(16) | BIT(17) }, /* GMAC1-AXI */ + [RST_BUS_IR_RX] = { 0x99c, BIT(16) }, + [RST_BUS_IR_TX] = { 0x9cc, BIT(16) }, + [RST_BUS_GPADC0] = { 0x9ec, BIT(16) }, + [RST_BUS_GPADC1] = { 0x9ec, BIT(17) }, + [RST_BUS_THS] = { 0x9fc, BIT(16) }, + [RST_USB_PHY0] = { 0xa70, BIT(30) }, + [RST_USB_PHY1] = { 0xa74, BIT(30) }, + [RST_BUS_OHCI0] = { 0xa8c, BIT(16) }, + [RST_BUS_OHCI1] = { 0xa8c, BIT(17) }, + [RST_BUS_EHCI0] = { 0xa8c, BIT(20) }, + [RST_BUS_EHCI1] = { 0xa8c, BIT(21) }, + [RST_BUS_OTG] = { 0xa8c, BIT(24) }, + [RST_BUS_3] = { 0xa8c, BIT(25) }, /* BSP + register */ + [RST_BUS_LRADC] = { 0xa9c, BIT(16) }, + [RST_BUS_PCIE_USB3] = { 0xaac, BIT(16) }, + [RST_BUS_DISPLAY0_TOP] = { 0xabc, BIT(16) }, + [RST_BUS_DISPLAY1_TOP] = { 0xacc, BIT(16) }, + [RST_BUS_HDMI_MAIN] = { 0xb1c, BIT(16) }, + [RST_BUS_HDMI_SUB] = { 0xb1c, BIT(17) }, + [RST_BUS_MIPI_DSI0] = { 0xb4c, BIT(16) }, + [RST_BUS_MIPI_DSI1] = { 0xb4c, BIT(17) }, + [RST_BUS_TCON_LCD0] = { 0xb7c, BIT(16) }, + [RST_BUS_TCON_LCD1] = { 0xb7c, BIT(17) }, + [RST_BUS_TCON_LCD2] = { 0xb7c, BIT(18) }, + [RST_BUS_TCON_TV0] = { 0xb9c, BIT(16) }, + [RST_BUS_TCON_TV1] = { 0xb9c, BIT(17) }, + [RST_BUS_LVDS0] = { 0xbac, BIT(16) }, + [RST_BUS_LVDS1] = { 0xbac, BIT(17) }, + [RST_BUS_EDP] = { 0xbbc, BIT(16) }, + [RST_BUS_VIDEO_OUT0] = { 0xbcc, BIT(16) }, + [RST_BUS_VIDEO_OUT1] = { 0xbcc, BIT(17) }, + [RST_BUS_LEDC] = { 0xbfc, BIT(16) }, + [RST_BUS_CSI] = { 0xc1c, BIT(16) }, + [RST_BUS_ISP] = { 0xc2c, BIT(16) }, /* BSP + register */ +}; + +static const struct sunxi_ccu_desc sun55i_a523_ccu_desc = { + .ccu_clks = sun55i_a523_ccu_clks, + .num_ccu_clks = ARRAY_SIZE(sun55i_a523_ccu_clks), + + .hw_clks = &sun55i_a523_hw_clks, + + .resets = sun55i_a523_ccu_resets, + .num_resets = ARRAY_SIZE(sun55i_a523_ccu_resets), +}; + +static const u32 pll_regs[] = { + SUN55I_A523_PLL_DDR0_REG, + SUN55I_A523_PLL_PERIPH0_REG, + SUN55I_A523_PLL_PERIPH1_REG, + SUN55I_A523_PLL_GPU_REG, + SUN55I_A523_PLL_VIDEO0_REG, + SUN55I_A523_PLL_VIDEO1_REG, + SUN55I_A523_PLL_VIDEO2_REG, + SUN55I_A523_PLL_VE_REG, + SUN55I_A523_PLL_VIDEO3_REG, + SUN55I_A523_PLL_AUDIO0_REG, + SUN55I_A523_PLL_NPU_REG, +}; + +static int sun55i_a523_ccu_probe(struct platform_device *pdev) +{ + void __iomem *reg; + u32 val; + int i, ret; + + reg = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(reg)) + return PTR_ERR(reg); + + /* + * The PLL clock code does not model all bits, for instance it does + * not support a separate enable and gate bit. We present the + * gate bit(27) as the enable bit, but then have to set the + * PLL Enable, LDO Enable, and Lock Enable bits on all PLLs here. + */ + for (i = 0; i < ARRAY_SIZE(pll_regs); i++) { + val = readl(reg + pll_regs[i]); + val |= BIT(31) | BIT(30) | BIT(29); + writel(val, reg + pll_regs[i]); + } + + /* Enforce m1 = 0, m0 = 0 for PLL_AUDIO0 */ + val = readl(reg + SUN55I_A523_PLL_AUDIO0_REG); + val &= ~(BIT(1) | BIT(0)); + writel(val, reg + SUN55I_A523_PLL_AUDIO0_REG); + + ret = devm_sunxi_ccu_probe(&pdev->dev, reg, &sun55i_a523_ccu_desc); + if (ret) + return ret; + + return 0; +} + +static const struct of_device_id sun55i_a523_ccu_ids[] = { + { .compatible = "allwinner,sun55i-a523-ccu" }, + { } +}; + +static struct platform_driver sun55i_a523_ccu_driver = { + .probe = sun55i_a523_ccu_probe, + .driver = { + .name = "sun55i-a523-ccu", + .suppress_bind_attrs = true, + .of_match_table = sun55i_a523_ccu_ids, + }, +}; +module_platform_driver(sun55i_a523_ccu_driver); + +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A523 CCU"); +MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun55i-a523.h b/drivers/clk/sunxi-ng/ccu-sun55i-a523.h new file mode 100644 index 000000000000..fc8dd42f1b47 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu-sun55i-a523.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright 2024 Arm Ltd. + */ + +#ifndef _CCU_SUN55I_A523_H +#define _CCU_SUN55I_A523_H + +#include <dt-bindings/clock/sun55i-a523-ccu.h> +#include <dt-bindings/reset/sun55i-a523-ccu.h> + +#define CLK_NUMBER (CLK_FANOUT2 + 1) + +#endif /* _CCU_SUN55I_A523_H */ diff --git a/drivers/clk/sunxi-ng/ccu-sun5i.c b/drivers/clk/sunxi-ng/ccu-sun5i.c index 1f4bc0e773a7..c9bf1fdb8a8a 100644 --- a/drivers/clk/sunxi-ng/ccu-sun5i.c +++ b/drivers/clk/sunxi-ng/ccu-sun5i.c @@ -731,7 +731,7 @@ static struct clk_hw_onecell_data sun5i_a10s_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun5i_a10s_ccu_resets[] = { +static const struct ccu_reset_map sun5i_a10s_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, diff --git a/drivers/clk/sunxi-ng/ccu-sun6i-a31.c b/drivers/clk/sunxi-ng/ccu-sun6i-a31.c index 0762deffb33c..bab65cfe9501 100644 --- a/drivers/clk/sunxi-ng/ccu-sun6i-a31.c +++ b/drivers/clk/sunxi-ng/ccu-sun6i-a31.c @@ -1146,7 +1146,7 @@ static struct clk_hw_onecell_data sun6i_a31_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun6i_a31_ccu_resets[] = { +static const struct ccu_reset_map sun6i_a31_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, [RST_USB_PHY2] = { 0x0cc, BIT(2) }, @@ -1271,6 +1271,7 @@ static const struct of_device_id sun6i_a31_ccu_ids[] = { { .compatible = "allwinner,sun6i-a31-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun6i_a31_ccu_ids); static struct platform_driver sun6i_a31_ccu_driver = { .probe = sun6i_a31_ccu_probe, @@ -1282,5 +1283,6 @@ static struct platform_driver sun6i_a31_ccu_driver = { }; module_platform_driver(sun6i_a31_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A31/A31s CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c b/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c index fdc8ccc586c9..0536e880b80f 100644 --- a/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c +++ b/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c @@ -336,6 +336,7 @@ static const struct of_device_id sun6i_rtc_ccu_match[] = { }, {}, }; +MODULE_DEVICE_TABLE(of, sun6i_rtc_ccu_match); int sun6i_rtc_ccu_probe(struct device *dev, void __iomem *reg) { @@ -355,7 +356,7 @@ int sun6i_rtc_ccu_probe(struct device *dev, void __iomem *reg) const char *fw_name; /* ext-osc32k was the only input clock in the old binding. */ - fw_name = of_property_read_bool(dev->of_node, "clock-names") + fw_name = of_property_present(dev->of_node, "clock-names") ? "ext-osc32k" : NULL; ext_osc32k_clk = devm_clk_get_optional(dev, fw_name); if (IS_ERR(ext_osc32k_clk)) @@ -380,5 +381,6 @@ int sun6i_rtc_ccu_probe(struct device *dev, void __iomem *reg) return devm_sunxi_ccu_probe(dev, reg, &sun6i_rtc_ccu_desc); } -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner H616/R329 RTC CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-a23.c b/drivers/clk/sunxi-ng/ccu-sun8i-a23.c index e80cc3864e44..78cf3818ab09 100644 --- a/drivers/clk/sunxi-ng/ccu-sun8i-a23.c +++ b/drivers/clk/sunxi-ng/ccu-sun8i-a23.c @@ -668,7 +668,7 @@ static struct clk_hw_onecell_data sun8i_a23_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun8i_a23_ccu_resets[] = { +static const struct ccu_reset_map sun8i_a23_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, [RST_USB_HSIC] = { 0x0cc, BIT(2) }, @@ -751,6 +751,7 @@ static const struct of_device_id sun8i_a23_ccu_ids[] = { { .compatible = "allwinner,sun8i-a23-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun8i_a23_ccu_ids); static struct platform_driver sun8i_a23_ccu_driver = { .probe = sun8i_a23_ccu_probe, @@ -762,5 +763,6 @@ static struct platform_driver sun8i_a23_ccu_driver = { }; module_platform_driver(sun8i_a23_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A23 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-a33.c b/drivers/clk/sunxi-ng/ccu-sun8i-a33.c index d12878a1ba9e..b039d419512c 100644 --- a/drivers/clk/sunxi-ng/ccu-sun8i-a33.c +++ b/drivers/clk/sunxi-ng/ccu-sun8i-a33.c @@ -712,7 +712,7 @@ static struct clk_hw_onecell_data sun8i_a33_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun8i_a33_ccu_resets[] = { +static const struct ccu_reset_map sun8i_a33_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, [RST_USB_HSIC] = { 0x0cc, BIT(2) }, @@ -823,6 +823,7 @@ static const struct of_device_id sun8i_a33_ccu_ids[] = { { .compatible = "allwinner,sun8i-a33-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun8i_a33_ccu_ids); static struct platform_driver sun8i_a33_ccu_driver = { .probe = sun8i_a33_ccu_probe, @@ -834,5 +835,6 @@ static struct platform_driver sun8i_a33_ccu_driver = { }; module_platform_driver(sun8i_a33_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A33 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c b/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c index 76cbd9e9e89f..60e918965a72 100644 --- a/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c +++ b/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c @@ -797,7 +797,7 @@ static struct clk_hw_onecell_data sun8i_a83t_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun8i_a83t_ccu_resets[] = { +static const struct ccu_reset_map sun8i_a83t_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, [RST_USB_HSIC] = { 0x0cc, BIT(2) }, @@ -911,6 +911,7 @@ static const struct of_device_id sun8i_a83t_ccu_ids[] = { { .compatible = "allwinner,sun8i-a83t-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun8i_a83t_ccu_ids); static struct platform_driver sun8i_a83t_ccu_driver = { .probe = sun8i_a83t_ccu_probe, @@ -922,5 +923,6 @@ static struct platform_driver sun8i_a83t_ccu_driver = { }; module_platform_driver(sun8i_a83t_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A83T CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-de2.c b/drivers/clk/sunxi-ng/ccu-sun8i-de2.c index 6a043a0a9dd6..a6cd0f988859 100644 --- a/drivers/clk/sunxi-ng/ccu-sun8i-de2.c +++ b/drivers/clk/sunxi-ng/ccu-sun8i-de2.c @@ -5,6 +5,7 @@ #include <linux/clk.h> #include <linux/clk-provider.h> +#include <linux/io.h> #include <linux/module.h> #include <linux/of.h> #include <linux/platform_device.h> @@ -146,7 +147,7 @@ static struct clk_hw_onecell_data sun50i_a64_de2_hw_clks = { .num = CLK_NUMBER_WITH_ROT, }; -static struct ccu_reset_map sun8i_a83t_de2_resets[] = { +static const struct ccu_reset_map sun8i_a83t_de2_resets[] = { [RST_MIXER0] = { 0x08, BIT(0) }, /* * Mixer1 reset line is shared with wb, so only RST_WB is @@ -156,7 +157,7 @@ static struct ccu_reset_map sun8i_a83t_de2_resets[] = { [RST_ROT] = { 0x08, BIT(3) }, }; -static struct ccu_reset_map sun8i_h3_de2_resets[] = { +static const struct ccu_reset_map sun8i_h3_de2_resets[] = { [RST_MIXER0] = { 0x08, BIT(0) }, /* * Mixer1 reset line is shared with wb, so only RST_WB is @@ -166,14 +167,14 @@ static struct ccu_reset_map sun8i_h3_de2_resets[] = { [RST_WB] = { 0x08, BIT(2) }, }; -static struct ccu_reset_map sun50i_a64_de2_resets[] = { +static const struct ccu_reset_map sun50i_a64_de2_resets[] = { [RST_MIXER0] = { 0x08, BIT(0) }, [RST_MIXER1] = { 0x08, BIT(1) }, [RST_WB] = { 0x08, BIT(2) }, [RST_ROT] = { 0x08, BIT(3) }, }; -static struct ccu_reset_map sun50i_h5_de2_resets[] = { +static const struct ccu_reset_map sun50i_h5_de2_resets[] = { [RST_MIXER0] = { 0x08, BIT(0) }, [RST_MIXER1] = { 0x08, BIT(1) }, [RST_WB] = { 0x08, BIT(2) }, @@ -239,6 +240,16 @@ static const struct sunxi_ccu_desc sun50i_h5_de2_clk_desc = { .num_resets = ARRAY_SIZE(sun50i_h5_de2_resets), }; +static const struct sunxi_ccu_desc sun50i_h616_de33_clk_desc = { + .ccu_clks = sun8i_de2_ccu_clks, + .num_ccu_clks = ARRAY_SIZE(sun8i_de2_ccu_clks), + + .hw_clks = &sun8i_h3_de2_hw_clks, + + .resets = sun50i_h5_de2_resets, + .num_resets = ARRAY_SIZE(sun50i_h5_de2_resets), +}; + static int sunxi_de2_clk_probe(struct platform_device *pdev) { struct clk *bus_clk, *mod_clk; @@ -291,6 +302,16 @@ static int sunxi_de2_clk_probe(struct platform_device *pdev) goto err_disable_mod_clk; } + /* + * The DE33 requires these additional (unknown) registers set + * during initialisation. + */ + if (of_device_is_compatible(pdev->dev.of_node, + "allwinner,sun50i-h616-de33-clk")) { + writel(0, reg + 0x24); + writel(0x0000a980, reg + 0x28); + } + ret = devm_sunxi_ccu_probe(&pdev->dev, reg, ccu_desc); if (ret) goto err_assert_reset; @@ -335,8 +356,13 @@ static const struct of_device_id sunxi_de2_clk_ids[] = { .compatible = "allwinner,sun50i-h6-de3-clk", .data = &sun50i_h5_de2_clk_desc, }, + { + .compatible = "allwinner,sun50i-h616-de33-clk", + .data = &sun50i_h616_de33_clk_desc, + }, { } }; +MODULE_DEVICE_TABLE(of, sunxi_de2_clk_ids); static struct platform_driver sunxi_de2_clk_driver = { .probe = sunxi_de2_clk_probe, @@ -347,5 +373,6 @@ static struct platform_driver sunxi_de2_clk_driver = { }; module_platform_driver(sunxi_de2_clk_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner SoCs DE2 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c index 74274c17efb3..740c4c97331c 100644 --- a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c +++ b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c @@ -876,7 +876,7 @@ static struct clk_hw_onecell_data sun50i_h5_hw_clks = { .num = CLK_NUMBER_H5, }; -static struct ccu_reset_map sun8i_h3_ccu_resets[] = { +static const struct ccu_reset_map sun8i_h3_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, [RST_USB_PHY2] = { 0x0cc, BIT(2) }, @@ -939,7 +939,7 @@ static struct ccu_reset_map sun8i_h3_ccu_resets[] = { [RST_BUS_SCR0] = { 0x2d8, BIT(20) }, }; -static struct ccu_reset_map sun50i_h5_ccu_resets[] = { +static const struct ccu_reset_map sun50i_h5_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, [RST_USB_PHY2] = { 0x0cc, BIT(2) }, @@ -1082,6 +1082,7 @@ static const struct of_device_id sun8i_h3_ccu_ids[] = { }, { } }; +MODULE_DEVICE_TABLE(of, sun8i_h3_ccu_ids); static struct platform_driver sun8i_h3_ccu_driver = { .probe = sun8i_h3_ccu_probe, @@ -1093,5 +1094,6 @@ static struct platform_driver sun8i_h3_ccu_driver = { }; module_platform_driver(sun8i_h3_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner H3 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-r.c b/drivers/clk/sunxi-ng/ccu-sun8i-r.c index 4890a976b1a0..0e324344673b 100644 --- a/drivers/clk/sunxi-ng/ccu-sun8i-r.c +++ b/drivers/clk/sunxi-ng/ccu-sun8i-r.c @@ -178,7 +178,7 @@ static struct clk_hw_onecell_data sun50i_a64_r_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun8i_a83t_r_ccu_resets[] = { +static const struct ccu_reset_map sun8i_a83t_r_ccu_resets[] = { [RST_APB0_IR] = { 0xb0, BIT(1) }, [RST_APB0_TIMER] = { 0xb0, BIT(2) }, [RST_APB0_RSB] = { 0xb0, BIT(3) }, @@ -186,14 +186,14 @@ static struct ccu_reset_map sun8i_a83t_r_ccu_resets[] = { [RST_APB0_I2C] = { 0xb0, BIT(6) }, }; -static struct ccu_reset_map sun8i_h3_r_ccu_resets[] = { +static const struct ccu_reset_map sun8i_h3_r_ccu_resets[] = { [RST_APB0_IR] = { 0xb0, BIT(1) }, [RST_APB0_TIMER] = { 0xb0, BIT(2) }, [RST_APB0_UART] = { 0xb0, BIT(4) }, [RST_APB0_I2C] = { 0xb0, BIT(6) }, }; -static struct ccu_reset_map sun50i_a64_r_ccu_resets[] = { +static const struct ccu_reset_map sun50i_a64_r_ccu_resets[] = { [RST_APB0_IR] = { 0xb0, BIT(1) }, [RST_APB0_TIMER] = { 0xb0, BIT(2) }, [RST_APB0_RSB] = { 0xb0, BIT(3) }, @@ -262,6 +262,7 @@ static const struct of_device_id sun8i_r_ccu_ids[] = { }, { } }; +MODULE_DEVICE_TABLE(of, sun8i_r_ccu_ids); static struct platform_driver sun8i_r_ccu_driver = { .probe = sun8i_r_ccu_probe, @@ -273,5 +274,6 @@ static struct platform_driver sun8i_r_ccu_driver = { }; module_platform_driver(sun8i_r_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for Allwinner SoCs' PRCM CCUs"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-r40.c b/drivers/clk/sunxi-ng/ccu-sun8i-r40.c index 31eca0d3bc1e..8b729c9b3545 100644 --- a/drivers/clk/sunxi-ng/ccu-sun8i-r40.c +++ b/drivers/clk/sunxi-ng/ccu-sun8i-r40.c @@ -1162,7 +1162,7 @@ static struct clk_hw_onecell_data sun8i_r40_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun8i_r40_ccu_resets[] = { +static const struct ccu_reset_map sun8i_r40_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, [RST_USB_PHY2] = { 0x0cc, BIT(2) }, @@ -1292,7 +1292,7 @@ static bool sun8i_r40_ccu_regmap_accessible_reg(struct device *dev, return false; } -static struct regmap_config sun8i_r40_ccu_regmap_config = { +static const struct regmap_config sun8i_r40_ccu_regmap_config = { .reg_bits = 32, .val_bits = 32, .reg_stride = 4, @@ -1363,6 +1363,7 @@ static const struct of_device_id sun8i_r40_ccu_ids[] = { { .compatible = "allwinner,sun8i-r40-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun8i_r40_ccu_ids); static struct platform_driver sun8i_r40_ccu_driver = { .probe = sun8i_r40_ccu_probe, @@ -1374,5 +1375,6 @@ static struct platform_driver sun8i_r40_ccu_driver = { }; module_platform_driver(sun8i_r40_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner R40 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c b/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c index f3ce8664b288..579a81bb46df 100644 --- a/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c +++ b/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c @@ -644,7 +644,7 @@ static struct clk_hw_onecell_data sun8i_v3_hw_clks = { .num = CLK_I2S0 + 1, }; -static struct ccu_reset_map sun8i_v3s_ccu_resets[] = { +static const struct ccu_reset_map sun8i_v3s_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_MBUS] = { 0x0fc, BIT(31) }, @@ -679,7 +679,7 @@ static struct ccu_reset_map sun8i_v3s_ccu_resets[] = { [RST_BUS_UART2] = { 0x2d8, BIT(18) }, }; -static struct ccu_reset_map sun8i_v3_ccu_resets[] = { +static const struct ccu_reset_map sun8i_v3_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_MBUS] = { 0x0fc, BIT(31) }, @@ -768,6 +768,7 @@ static const struct of_device_id sun8i_v3s_ccu_ids[] = { }, { } }; +MODULE_DEVICE_TABLE(of, sun8i_v3s_ccu_ids); static struct platform_driver sun8i_v3s_ccu_driver = { .probe = sun8i_v3s_ccu_probe, @@ -779,5 +780,6 @@ static struct platform_driver sun8i_v3s_ccu_driver = { }; module_platform_driver(sun8i_v3s_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner V3s CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.c b/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.c index 1d8b1ae1619d..91e5dc448bc0 100644 --- a/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.c +++ b/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.c @@ -177,7 +177,7 @@ static struct clk_hw_onecell_data sun9i_a80_de_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun9i_a80_de_resets[] = { +static const struct ccu_reset_map sun9i_a80_de_resets[] = { [RST_FE0] = { 0x0c, BIT(0) }, [RST_FE1] = { 0x0c, BIT(1) }, [RST_FE2] = { 0x0c, BIT(2) }, @@ -254,6 +254,7 @@ static const struct of_device_id sun9i_a80_de_clk_ids[] = { { .compatible = "allwinner,sun9i-a80-de-clks" }, { } }; +MODULE_DEVICE_TABLE(of, sun9i_a80_de_clk_ids); static struct platform_driver sun9i_a80_de_clk_driver = { .probe = sun9i_a80_de_clk_probe, @@ -265,5 +266,6 @@ static struct platform_driver sun9i_a80_de_clk_driver = { }; module_platform_driver(sun9i_a80_de_clk_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A80 Display Engine CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.c b/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.c index a0fb0da8f356..62063f525616 100644 --- a/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.c +++ b/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.c @@ -68,7 +68,7 @@ static struct clk_hw_onecell_data sun9i_a80_usb_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun9i_a80_usb_resets[] = { +static const struct ccu_reset_map sun9i_a80_usb_resets[] = { [RST_USB0_HCI] = { 0x0, BIT(17) }, [RST_USB1_HCI] = { 0x0, BIT(18) }, [RST_USB2_HCI] = { 0x0, BIT(19) }, @@ -127,6 +127,7 @@ static const struct of_device_id sun9i_a80_usb_clk_ids[] = { { .compatible = "allwinner,sun9i-a80-usb-clks" }, { } }; +MODULE_DEVICE_TABLE(of, sun9i_a80_usb_clk_ids); static struct platform_driver sun9i_a80_usb_clk_driver = { .probe = sun9i_a80_usb_clk_probe, @@ -137,5 +138,6 @@ static struct platform_driver sun9i_a80_usb_clk_driver = { }; module_platform_driver(sun9i_a80_usb_clk_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A80 USB CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-sun9i-a80.c b/drivers/clk/sunxi-ng/ccu-sun9i-a80.c index 730fd8e28014..337751998005 100644 --- a/drivers/clk/sunxi-ng/ccu-sun9i-a80.c +++ b/drivers/clk/sunxi-ng/ccu-sun9i-a80.c @@ -1108,7 +1108,7 @@ static struct clk_hw_onecell_data sun9i_a80_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map sun9i_a80_ccu_resets[] = { +static const struct ccu_reset_map sun9i_a80_ccu_resets[] = { /* AHB0 reset controls */ [RST_BUS_FD] = { 0x5a0, BIT(0) }, [RST_BUS_VE] = { 0x5a0, BIT(1) }, @@ -1236,6 +1236,7 @@ static const struct of_device_id sun9i_a80_ccu_ids[] = { { .compatible = "allwinner,sun9i-a80-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, sun9i_a80_ccu_ids); static struct platform_driver sun9i_a80_ccu_driver = { .probe = sun9i_a80_ccu_probe, @@ -1247,5 +1248,6 @@ static struct platform_driver sun9i_a80_ccu_driver = { }; module_platform_driver(sun9i_a80_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner A80 CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu-suniv-f1c100s.c b/drivers/clk/sunxi-ng/ccu-suniv-f1c100s.c index 0d5b60b123b7..35935423145e 100644 --- a/drivers/clk/sunxi-ng/ccu-suniv-f1c100s.c +++ b/drivers/clk/sunxi-ng/ccu-suniv-f1c100s.c @@ -477,7 +477,7 @@ static struct clk_hw_onecell_data suniv_hw_clks = { .num = CLK_NUMBER, }; -static struct ccu_reset_map suniv_ccu_resets[] = { +static const struct ccu_reset_map suniv_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_BUS_DMA] = { 0x2c0, BIT(6) }, @@ -565,6 +565,7 @@ static const struct of_device_id suniv_f1c100s_ccu_ids[] = { { .compatible = "allwinner,suniv-f1c100s-ccu" }, { } }; +MODULE_DEVICE_TABLE(of, suniv_f1c100s_ccu_ids); static struct platform_driver suniv_f1c100s_ccu_driver = { .probe = suniv_f1c100s_ccu_probe, @@ -576,5 +577,6 @@ static struct platform_driver suniv_f1c100s_ccu_driver = { }; module_platform_driver(suniv_f1c100s_ccu_driver); -MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_IMPORT_NS("SUNXI_CCU"); +MODULE_DESCRIPTION("Support for the Allwinner newer F1C100s CCU"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu_common.c b/drivers/clk/sunxi-ng/ccu_common.c index 8babce55302f..88ed89658d45 100644 --- a/drivers/clk/sunxi-ng/ccu_common.c +++ b/drivers/clk/sunxi-ng/ccu_common.c @@ -37,19 +37,29 @@ void ccu_helper_wait_for_lock(struct ccu_common *common, u32 lock) WARN_ON(readl_relaxed_poll_timeout(addr, reg, reg & lock, 100, 70000)); } -EXPORT_SYMBOL_NS_GPL(ccu_helper_wait_for_lock, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_helper_wait_for_lock, "SUNXI_CCU"); bool ccu_is_better_rate(struct ccu_common *common, unsigned long target_rate, unsigned long current_rate, unsigned long best_rate) { + unsigned long min_rate, max_rate; + + clk_hw_get_rate_range(&common->hw, &min_rate, &max_rate); + + if (current_rate > max_rate) + return false; + + if (current_rate < min_rate) + return false; + if (common->features & CCU_FEATURE_CLOSEST_RATE) return abs(current_rate - target_rate) < abs(best_rate - target_rate); return current_rate <= target_rate && current_rate > best_rate; } -EXPORT_SYMBOL_NS_GPL(ccu_is_better_rate, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_is_better_rate, "SUNXI_CCU"); /* * This clock notifier is called when the frequency of a PLL clock is @@ -97,7 +107,7 @@ int ccu_pll_notifier_register(struct ccu_pll_nb *pll_nb) return clk_notifier_register(pll_nb->common->hw.clk, &pll_nb->clk_nb); } -EXPORT_SYMBOL_NS_GPL(ccu_pll_notifier_register, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_pll_notifier_register, "SUNXI_CCU"); static int sunxi_ccu_probe(struct sunxi_ccu *ccu, struct device *dev, struct device_node *node, void __iomem *reg, @@ -138,6 +148,21 @@ static int sunxi_ccu_probe(struct sunxi_ccu *ccu, struct device *dev, } } + for (i = 0; i < desc->num_ccu_clks; i++) { + struct ccu_common *cclk = desc->ccu_clks[i]; + + if (!cclk) + continue; + + if (cclk->max_rate) + clk_hw_set_rate_range(&cclk->hw, cclk->min_rate, + cclk->max_rate); + else + WARN(cclk->min_rate, + "No max_rate, ignoring min_rate of clock %d - %s\n", + i, clk_hw_get_name(&cclk->hw)); + } + ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, desc->hw_clks); if (ret) @@ -209,7 +234,7 @@ int devm_sunxi_ccu_probe(struct device *dev, void __iomem *reg, return 0; } -EXPORT_SYMBOL_NS_GPL(devm_sunxi_ccu_probe, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(devm_sunxi_ccu_probe, "SUNXI_CCU"); void of_sunxi_ccu_probe(struct device_node *node, void __iomem *reg, const struct sunxi_ccu_desc *desc) @@ -228,4 +253,5 @@ void of_sunxi_ccu_probe(struct device_node *node, void __iomem *reg, } } +MODULE_DESCRIPTION("Common clock support for Allwinner SoCs"); MODULE_LICENSE("GPL"); diff --git a/drivers/clk/sunxi-ng/ccu_common.h b/drivers/clk/sunxi-ng/ccu_common.h index 942a72c09437..bbec283b9d99 100644 --- a/drivers/clk/sunxi-ng/ccu_common.h +++ b/drivers/clk/sunxi-ng/ccu_common.h @@ -19,10 +19,15 @@ #define CCU_FEATURE_SIGMA_DELTA_MOD BIT(7) #define CCU_FEATURE_KEY_FIELD BIT(8) #define CCU_FEATURE_CLOSEST_RATE BIT(9) +#define CCU_FEATURE_DUAL_DIV BIT(10) +#define CCU_FEATURE_UPDATE_BIT BIT(11) /* MMC timing mode switch bit */ #define CCU_MMC_NEW_TIMING_MODE BIT(30) +/* Some clocks need this bit to actually apply register changes */ +#define CCU_SUNXI_UPDATE_BIT BIT(27) + struct device_node; struct ccu_common { @@ -31,6 +36,9 @@ struct ccu_common { u16 lock_reg; u32 prediv; + unsigned long min_rate; + unsigned long max_rate; + unsigned long features; spinlock_t *lock; struct clk_hw hw; @@ -47,7 +55,7 @@ struct sunxi_ccu_desc { struct clk_hw_onecell_data *hw_clks; - struct ccu_reset_map *resets; + const struct ccu_reset_map *resets; unsigned long num_resets; }; diff --git a/drivers/clk/sunxi-ng/ccu_div.c b/drivers/clk/sunxi-ng/ccu_div.c index cb10a3ea23f9..916d6da6d8a3 100644 --- a/drivers/clk/sunxi-ng/ccu_div.c +++ b/drivers/clk/sunxi-ng/ccu_div.c @@ -106,6 +106,8 @@ static int ccu_div_set_rate(struct clk_hw *hw, unsigned long rate, reg = readl(cd->common.base + cd->common.reg); reg &= ~GENMASK(cd->div.width + cd->div.shift - 1, cd->div.shift); + if (cd->common.features & CCU_FEATURE_UPDATE_BIT) + reg |= CCU_SUNXI_UPDATE_BIT; writel(reg | (val << cd->div.shift), cd->common.base + cd->common.reg); @@ -141,4 +143,4 @@ const struct clk_ops ccu_div_ops = { .recalc_rate = ccu_div_recalc_rate, .set_rate = ccu_div_set_rate, }; -EXPORT_SYMBOL_NS_GPL(ccu_div_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_div_ops, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_frac.c b/drivers/clk/sunxi-ng/ccu_frac.c index b31f3ad946d6..75323912608a 100644 --- a/drivers/clk/sunxi-ng/ccu_frac.c +++ b/drivers/clk/sunxi-ng/ccu_frac.c @@ -18,7 +18,7 @@ bool ccu_frac_helper_is_enabled(struct ccu_common *common, return !(readl(common->base + common->reg) & cf->enable); } -EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_is_enabled, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_is_enabled, "SUNXI_CCU"); void ccu_frac_helper_enable(struct ccu_common *common, struct ccu_frac_internal *cf) @@ -34,7 +34,7 @@ void ccu_frac_helper_enable(struct ccu_common *common, writel(reg & ~cf->enable, common->base + common->reg); spin_unlock_irqrestore(common->lock, flags); } -EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_enable, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_enable, "SUNXI_CCU"); void ccu_frac_helper_disable(struct ccu_common *common, struct ccu_frac_internal *cf) @@ -50,7 +50,7 @@ void ccu_frac_helper_disable(struct ccu_common *common, writel(reg | cf->enable, common->base + common->reg); spin_unlock_irqrestore(common->lock, flags); } -EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_disable, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_disable, "SUNXI_CCU"); bool ccu_frac_helper_has_rate(struct ccu_common *common, struct ccu_frac_internal *cf, @@ -61,7 +61,7 @@ bool ccu_frac_helper_has_rate(struct ccu_common *common, return (cf->rates[0] == rate) || (cf->rates[1] == rate); } -EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_has_rate, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_has_rate, "SUNXI_CCU"); unsigned long ccu_frac_helper_read_rate(struct ccu_common *common, struct ccu_frac_internal *cf) @@ -83,7 +83,7 @@ unsigned long ccu_frac_helper_read_rate(struct ccu_common *common, return (reg & cf->select) ? cf->rates[1] : cf->rates[0]; } -EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_read_rate, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_read_rate, "SUNXI_CCU"); int ccu_frac_helper_set_rate(struct ccu_common *common, struct ccu_frac_internal *cf, @@ -112,4 +112,4 @@ int ccu_frac_helper_set_rate(struct ccu_common *common, return 0; } -EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_set_rate, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_frac_helper_set_rate, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_gate.c b/drivers/clk/sunxi-ng/ccu_gate.c index a2115a21807d..474a9e8831f8 100644 --- a/drivers/clk/sunxi-ng/ccu_gate.c +++ b/drivers/clk/sunxi-ng/ccu_gate.c @@ -20,11 +20,13 @@ void ccu_gate_helper_disable(struct ccu_common *common, u32 gate) spin_lock_irqsave(common->lock, flags); reg = readl(common->base + common->reg); + if (common->features & CCU_FEATURE_UPDATE_BIT) + reg |= CCU_SUNXI_UPDATE_BIT; writel(reg & ~gate, common->base + common->reg); spin_unlock_irqrestore(common->lock, flags); } -EXPORT_SYMBOL_NS_GPL(ccu_gate_helper_disable, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_gate_helper_disable, "SUNXI_CCU"); static void ccu_gate_disable(struct clk_hw *hw) { @@ -44,13 +46,15 @@ int ccu_gate_helper_enable(struct ccu_common *common, u32 gate) spin_lock_irqsave(common->lock, flags); reg = readl(common->base + common->reg); + if (common->features & CCU_FEATURE_UPDATE_BIT) + reg |= CCU_SUNXI_UPDATE_BIT; writel(reg | gate, common->base + common->reg); spin_unlock_irqrestore(common->lock, flags); return 0; } -EXPORT_SYMBOL_NS_GPL(ccu_gate_helper_enable, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_gate_helper_enable, "SUNXI_CCU"); static int ccu_gate_enable(struct clk_hw *hw) { @@ -66,7 +70,7 @@ int ccu_gate_helper_is_enabled(struct ccu_common *common, u32 gate) return readl(common->base + common->reg) & gate; } -EXPORT_SYMBOL_NS_GPL(ccu_gate_helper_is_enabled, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_gate_helper_is_enabled, "SUNXI_CCU"); static int ccu_gate_is_enabled(struct clk_hw *hw) { @@ -127,4 +131,4 @@ const struct clk_ops ccu_gate_ops = { .set_rate = ccu_gate_set_rate, .recalc_rate = ccu_gate_recalc_rate, }; -EXPORT_SYMBOL_NS_GPL(ccu_gate_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_gate_ops, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_mp.c b/drivers/clk/sunxi-ng/ccu_mp.c index cc94a694cb67..354c981943b6 100644 --- a/drivers/clk/sunxi-ng/ccu_mp.c +++ b/drivers/clk/sunxi-ng/ccu_mp.c @@ -10,15 +10,23 @@ #include "ccu_gate.h" #include "ccu_mp.h" +static unsigned int next_div(unsigned int div, bool shift) +{ + if (shift) + return div << 1; + return div + 1; +} + static unsigned long ccu_mp_find_best(unsigned long parent, unsigned long rate, unsigned int max_m, unsigned int max_p, + bool shift, unsigned int *m, unsigned int *p) { unsigned long best_rate = 0; unsigned int best_m = 0, best_p = 0; unsigned int _m, _p; - for (_p = 1; _p <= max_p; _p <<= 1) { + for (_p = 1; _p <= max_p; _p = next_div(_p, shift)) { for (_m = 1; _m <= max_m; _m++) { unsigned long tmp_rate = parent / _p / _m; @@ -43,7 +51,8 @@ static unsigned long ccu_mp_find_best_with_parent_adj(struct clk_hw *hw, unsigned long *parent, unsigned long rate, unsigned int max_m, - unsigned int max_p) + unsigned int max_p, + bool shift) { unsigned long parent_rate_saved; unsigned long parent_rate, now; @@ -60,7 +69,7 @@ static unsigned long ccu_mp_find_best_with_parent_adj(struct clk_hw *hw, maxdiv = max_m * max_p; maxdiv = min(ULONG_MAX / rate, maxdiv); - for (_p = 1; _p <= max_p; _p <<= 1) { + for (_p = 1; _p <= max_p; _p = next_div(_p, shift)) { for (_m = 1; _m <= max_m; _m++) { div = _m * _p; @@ -103,18 +112,26 @@ static unsigned long ccu_mp_round_rate(struct ccu_mux_internal *mux, struct ccu_mp *cmp = data; unsigned int max_m, max_p; unsigned int m, p; + bool shift = true; if (cmp->common.features & CCU_FEATURE_FIXED_POSTDIV) rate *= cmp->fixed_post_div; + if (cmp->common.features & CCU_FEATURE_DUAL_DIV) + shift = false; + max_m = cmp->m.max ?: 1 << cmp->m.width; - max_p = cmp->p.max ?: 1 << ((1 << cmp->p.width) - 1); + if (shift) + max_p = cmp->p.max ?: 1 << ((1 << cmp->p.width) - 1); + else + max_p = cmp->p.max ?: 1 << cmp->p.width; if (!clk_hw_can_set_rate_parent(&cmp->common.hw)) { - rate = ccu_mp_find_best(*parent_rate, rate, max_m, max_p, &m, &p); + rate = ccu_mp_find_best(*parent_rate, rate, max_m, max_p, shift, + &m, &p); } else { rate = ccu_mp_find_best_with_parent_adj(hw, parent_rate, rate, - max_m, max_p); + max_m, max_p, shift); } if (cmp->common.features & CCU_FEATURE_FIXED_POSTDIV) @@ -167,7 +184,11 @@ static unsigned long ccu_mp_recalc_rate(struct clk_hw *hw, p = reg >> cmp->p.shift; p &= (1 << cmp->p.width) - 1; - rate = (parent_rate >> p) / m; + if (cmp->common.features & CCU_FEATURE_DUAL_DIV) + rate = (parent_rate / p) / m; + else + rate = (parent_rate >> p) / m; + if (cmp->common.features & CCU_FEATURE_FIXED_POSTDIV) rate /= cmp->fixed_post_div; @@ -190,20 +211,27 @@ static int ccu_mp_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long flags; unsigned int max_m, max_p; unsigned int m, p; + bool shift = true; u32 reg; + if (cmp->common.features & CCU_FEATURE_DUAL_DIV) + shift = false; + /* Adjust parent_rate according to pre-dividers */ parent_rate = ccu_mux_helper_apply_prediv(&cmp->common, &cmp->mux, -1, parent_rate); max_m = cmp->m.max ?: 1 << cmp->m.width; - max_p = cmp->p.max ?: 1 << ((1 << cmp->p.width) - 1); + if (shift) + max_p = cmp->p.max ?: 1 << ((1 << cmp->p.width) - 1); + else + max_p = cmp->p.max ?: 1 << cmp->p.width; /* Adjust target rate according to post-dividers */ if (cmp->common.features & CCU_FEATURE_FIXED_POSTDIV) rate = rate * cmp->fixed_post_div; - ccu_mp_find_best(parent_rate, rate, max_m, max_p, &m, &p); + ccu_mp_find_best(parent_rate, rate, max_m, max_p, shift, &m, &p); spin_lock_irqsave(cmp->common.lock, flags); @@ -211,7 +239,10 @@ static int ccu_mp_set_rate(struct clk_hw *hw, unsigned long rate, reg &= ~GENMASK(cmp->m.width + cmp->m.shift - 1, cmp->m.shift); reg &= ~GENMASK(cmp->p.width + cmp->p.shift - 1, cmp->p.shift); reg |= (m - cmp->m.offset) << cmp->m.shift; - reg |= ilog2(p) << cmp->p.shift; + if (shift) + reg |= ilog2(p) << cmp->p.shift; + else + reg |= (p - cmp->p.offset) << cmp->p.shift; writel(reg, cmp->common.base + cmp->common.reg); @@ -246,7 +277,7 @@ const struct clk_ops ccu_mp_ops = { .recalc_rate = ccu_mp_recalc_rate, .set_rate = ccu_mp_set_rate, }; -EXPORT_SYMBOL_NS_GPL(ccu_mp_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_mp_ops, "SUNXI_CCU"); /* * Support for MMC timing mode switching @@ -327,4 +358,4 @@ const struct clk_ops ccu_mp_mmc_ops = { .recalc_rate = ccu_mp_mmc_recalc_rate, .set_rate = ccu_mp_mmc_set_rate, }; -EXPORT_SYMBOL_NS_GPL(ccu_mp_mmc_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_mp_mmc_ops, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_mp.h b/drivers/clk/sunxi-ng/ccu_mp.h index 6e50f3728fb5..bb09c649bfa3 100644 --- a/drivers/clk/sunxi-ng/ccu_mp.h +++ b/drivers/clk/sunxi-ng/ccu_mp.h @@ -52,6 +52,28 @@ struct ccu_mp { } \ } +#define SUNXI_CCU_MP_DATA_WITH_MUX_GATE_POSTDIV(_struct, _name, _parents, \ + _reg, \ + _mshift, _mwidth, \ + _pshift, _pwidth, \ + _muxshift, _muxwidth, \ + _gate, _postdiv, _flags)\ + struct ccu_mp _struct = { \ + .enable = _gate, \ + .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ + .p = _SUNXI_CCU_DIV(_pshift, _pwidth), \ + .mux = _SUNXI_CCU_MUX(_muxshift, _muxwidth), \ + .fixed_post_div = _postdiv, \ + .common = { \ + .reg = _reg, \ + .features = CCU_FEATURE_FIXED_POSTDIV, \ + .hw.init = CLK_HW_INIT_PARENTS_DATA(_name, \ + _parents, \ + &ccu_mp_ops, \ + _flags), \ + } \ + } + #define SUNXI_CCU_MP_WITH_MUX_GATE(_struct, _name, _parents, _reg, \ _mshift, _mwidth, \ _pshift, _pwidth, \ @@ -82,18 +104,22 @@ struct ccu_mp { _muxshift, _muxwidth, \ 0, _flags) -#define SUNXI_CCU_MP_DATA_WITH_MUX_GATE(_struct, _name, _parents, _reg, \ - _mshift, _mwidth, \ - _pshift, _pwidth, \ - _muxshift, _muxwidth, \ - _gate, _flags) \ +#define SUNXI_CCU_MP_MUX_GATE_POSTDIV_DUALDIV(_struct, _name, _parents, _reg, \ + _mshift, _mwidth, \ + _pshift, _pwidth, \ + _muxshift, _muxwidth, \ + _gate, _postdiv, \ + _flags) \ struct ccu_mp _struct = { \ .enable = _gate, \ .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ .p = _SUNXI_CCU_DIV(_pshift, _pwidth), \ .mux = _SUNXI_CCU_MUX(_muxshift, _muxwidth), \ + .fixed_post_div = _postdiv, \ .common = { \ .reg = _reg, \ + .features = CCU_FEATURE_FIXED_POSTDIV | \ + CCU_FEATURE_DUAL_DIV, \ .hw.init = CLK_HW_INIT_PARENTS_DATA(_name, \ _parents, \ &ccu_mp_ops, \ @@ -101,6 +127,49 @@ struct ccu_mp { } \ } +#define SUNXI_CCU_MP_DATA_WITH_MUX_GATE_FEAT(_struct, _name, _parents, _reg, \ + _mshift, _mwidth, \ + _pshift, _pwidth, \ + _muxshift, _muxwidth, \ + _gate, _flags, _features) \ + struct ccu_mp _struct = { \ + .enable = _gate, \ + .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ + .p = _SUNXI_CCU_DIV(_pshift, _pwidth), \ + .mux = _SUNXI_CCU_MUX(_muxshift, _muxwidth), \ + .common = { \ + .reg = _reg, \ + .features = _features, \ + .hw.init = CLK_HW_INIT_PARENTS_DATA(_name, \ + _parents, \ + &ccu_mp_ops, \ + _flags), \ + } \ + } + +#define SUNXI_CCU_MP_DATA_WITH_MUX_GATE(_struct, _name, _parents, _reg, \ + _mshift, _mwidth, \ + _pshift, _pwidth, \ + _muxshift, _muxwidth, \ + _gate, _flags) \ + SUNXI_CCU_MP_DATA_WITH_MUX_GATE_FEAT(_struct, _name, _parents, \ + _reg, _mshift, _mwidth, \ + _pshift, _pwidth, \ + _muxshift, _muxwidth, \ + _gate, _flags, 0) + +#define SUNXI_CCU_DUALDIV_MUX_GATE(_struct, _name, _parents, _reg, \ + _mshift, _mwidth, \ + _pshift, _pwidth, \ + _muxshift, _muxwidth, \ + _gate, _flags) \ + SUNXI_CCU_MP_DATA_WITH_MUX_GATE_FEAT(_struct, _name, _parents, \ + _reg, _mshift, _mwidth, \ + _pshift, _pwidth, \ + _muxshift, _muxwidth, \ + _gate, _flags, \ + CCU_FEATURE_DUAL_DIV) + #define SUNXI_CCU_MP_DATA_WITH_MUX(_struct, _name, _parents, _reg, \ _mshift, _mwidth, \ _pshift, _pwidth, \ diff --git a/drivers/clk/sunxi-ng/ccu_mult.c b/drivers/clk/sunxi-ng/ccu_mult.c index 7bee217ef111..8d5720f3dec1 100644 --- a/drivers/clk/sunxi-ng/ccu_mult.c +++ b/drivers/clk/sunxi-ng/ccu_mult.c @@ -170,4 +170,4 @@ const struct clk_ops ccu_mult_ops = { .recalc_rate = ccu_mult_recalc_rate, .set_rate = ccu_mult_set_rate, }; -EXPORT_SYMBOL_NS_GPL(ccu_mult_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_mult_ops, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_mux.c b/drivers/clk/sunxi-ng/ccu_mux.c index 5edc63b46651..74f9e98a5d35 100644 --- a/drivers/clk/sunxi-ng/ccu_mux.c +++ b/drivers/clk/sunxi-ng/ccu_mux.c @@ -66,7 +66,7 @@ unsigned long ccu_mux_helper_apply_prediv(struct ccu_common *common, { return parent_rate / ccu_mux_get_prediv(common, cm, parent_index); } -EXPORT_SYMBOL_NS_GPL(ccu_mux_helper_apply_prediv, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_mux_helper_apply_prediv, "SUNXI_CCU"); static unsigned long ccu_mux_helper_unapply_prediv(struct ccu_common *common, struct ccu_mux_internal *cm, @@ -155,7 +155,7 @@ out: req->rate = best_rate; return 0; } -EXPORT_SYMBOL_NS_GPL(ccu_mux_helper_determine_rate, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_mux_helper_determine_rate, "SUNXI_CCU"); u8 ccu_mux_helper_get_parent(struct ccu_common *common, struct ccu_mux_internal *cm) @@ -178,7 +178,7 @@ u8 ccu_mux_helper_get_parent(struct ccu_common *common, return parent; } -EXPORT_SYMBOL_NS_GPL(ccu_mux_helper_get_parent, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_mux_helper_get_parent, "SUNXI_CCU"); int ccu_mux_helper_set_parent(struct ccu_common *common, struct ccu_mux_internal *cm, @@ -197,6 +197,8 @@ int ccu_mux_helper_set_parent(struct ccu_common *common, /* The key field always reads as zero. */ if (common->features & CCU_FEATURE_KEY_FIELD) reg |= CCU_MUX_KEY_VALUE; + if (common->features & CCU_FEATURE_UPDATE_BIT) + reg |= CCU_SUNXI_UPDATE_BIT; reg &= ~GENMASK(cm->width + cm->shift - 1, cm->shift); writel(reg | (index << cm->shift), common->base + common->reg); @@ -205,7 +207,7 @@ int ccu_mux_helper_set_parent(struct ccu_common *common, return 0; } -EXPORT_SYMBOL_NS_GPL(ccu_mux_helper_set_parent, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_mux_helper_set_parent, "SUNXI_CCU"); static void ccu_mux_disable(struct clk_hw *hw) { @@ -273,7 +275,7 @@ const struct clk_ops ccu_mux_ops = { .determine_rate = ccu_mux_determine_rate, .recalc_rate = ccu_mux_recalc_rate, }; -EXPORT_SYMBOL_NS_GPL(ccu_mux_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_mux_ops, "SUNXI_CCU"); /* * This clock notifier is called when the frequency of the of the parent @@ -308,4 +310,4 @@ int ccu_mux_notifier_register(struct clk *clk, struct ccu_mux_nb *mux_nb) return clk_notifier_register(clk, &mux_nb->clk_nb); } -EXPORT_SYMBOL_NS_GPL(ccu_mux_notifier_register, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_mux_notifier_register, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_nk.c b/drivers/clk/sunxi-ng/ccu_nk.c index 8aa35d5804f3..555e99de2cc6 100644 --- a/drivers/clk/sunxi-ng/ccu_nk.c +++ b/drivers/clk/sunxi-ng/ccu_nk.c @@ -158,4 +158,4 @@ const struct clk_ops ccu_nk_ops = { .round_rate = ccu_nk_round_rate, .set_rate = ccu_nk_set_rate, }; -EXPORT_SYMBOL_NS_GPL(ccu_nk_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_nk_ops, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_nkm.c b/drivers/clk/sunxi-ng/ccu_nkm.c index 853f84398e2b..784eec9ac997 100644 --- a/drivers/clk/sunxi-ng/ccu_nkm.c +++ b/drivers/clk/sunxi-ng/ccu_nkm.c @@ -16,6 +16,20 @@ struct _ccu_nkm { unsigned long m, min_m, max_m; }; +static bool ccu_nkm_is_valid_rate(struct ccu_common *common, unsigned long parent, + unsigned long n, unsigned long m) +{ + struct ccu_nkm *nkm = container_of(common, struct ccu_nkm, common); + + if (nkm->max_m_n_ratio && (m > nkm->max_m_n_ratio * n)) + return false; + + if (nkm->min_parent_m_ratio && (parent < nkm->min_parent_m_ratio * m)) + return false; + + return true; +} + static unsigned long ccu_nkm_find_best_with_parent_adj(struct ccu_common *common, struct clk_hw *parent_hw, unsigned long *parent, unsigned long rate, @@ -31,6 +45,10 @@ static unsigned long ccu_nkm_find_best_with_parent_adj(struct ccu_common *common unsigned long tmp_rate, tmp_parent; tmp_parent = clk_hw_round_rate(parent_hw, rate * _m / (_n * _k)); + + if (!ccu_nkm_is_valid_rate(common, tmp_parent, _n, _m)) + continue; + tmp_rate = tmp_parent * _n * _k / _m; if (ccu_is_better_rate(common, rate, tmp_rate, best_rate) || @@ -64,6 +82,9 @@ static unsigned long ccu_nkm_find_best(unsigned long parent, unsigned long rate, for (_k = nkm->min_k; _k <= nkm->max_k; _k++) { for (_n = nkm->min_n; _n <= nkm->max_n; _n++) { for (_m = nkm->min_m; _m <= nkm->max_m; _m++) { + if (!ccu_nkm_is_valid_rate(common, parent, _n, _m)) + continue; + unsigned long tmp_rate; tmp_rate = parent * _n * _k / _m; @@ -246,4 +267,4 @@ const struct clk_ops ccu_nkm_ops = { .recalc_rate = ccu_nkm_recalc_rate, .set_rate = ccu_nkm_set_rate, }; -EXPORT_SYMBOL_NS_GPL(ccu_nkm_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_nkm_ops, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_nkm.h b/drivers/clk/sunxi-ng/ccu_nkm.h index 6601defb3f38..c409212ee40e 100644 --- a/drivers/clk/sunxi-ng/ccu_nkm.h +++ b/drivers/clk/sunxi-ng/ccu_nkm.h @@ -27,6 +27,8 @@ struct ccu_nkm { struct ccu_mux_internal mux; unsigned int fixed_post_div; + unsigned long max_m_n_ratio; + unsigned long min_parent_m_ratio; struct ccu_common common; }; diff --git a/drivers/clk/sunxi-ng/ccu_nkmp.c b/drivers/clk/sunxi-ng/ccu_nkmp.c index 99359a06892d..6e03b69d4028 100644 --- a/drivers/clk/sunxi-ng/ccu_nkmp.c +++ b/drivers/clk/sunxi-ng/ccu_nkmp.c @@ -230,4 +230,4 @@ const struct clk_ops ccu_nkmp_ops = { .round_rate = ccu_nkmp_round_rate, .set_rate = ccu_nkmp_set_rate, }; -EXPORT_SYMBOL_NS_GPL(ccu_nkmp_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_nkmp_ops, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_nm.c b/drivers/clk/sunxi-ng/ccu_nm.c index ffac3deb89d6..a4e2243b8d6b 100644 --- a/drivers/clk/sunxi-ng/ccu_nm.c +++ b/drivers/clk/sunxi-ng/ccu_nm.c @@ -236,4 +236,4 @@ const struct clk_ops ccu_nm_ops = { .round_rate = ccu_nm_round_rate, .set_rate = ccu_nm_set_rate, }; -EXPORT_SYMBOL_NS_GPL(ccu_nm_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_nm_ops, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_phase.c b/drivers/clk/sunxi-ng/ccu_phase.c index e4cae2afe9db..ca43cf448666 100644 --- a/drivers/clk/sunxi-ng/ccu_phase.c +++ b/drivers/clk/sunxi-ng/ccu_phase.c @@ -121,4 +121,4 @@ const struct clk_ops ccu_phase_ops = { .get_phase = ccu_phase_get_phase, .set_phase = ccu_phase_set_phase, }; -EXPORT_SYMBOL_NS_GPL(ccu_phase_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_phase_ops, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_reset.c b/drivers/clk/sunxi-ng/ccu_reset.c index 6577aa18cb01..55bc7c7cda0f 100644 --- a/drivers/clk/sunxi-ng/ccu_reset.c +++ b/drivers/clk/sunxi-ng/ccu_reset.c @@ -75,4 +75,4 @@ const struct reset_control_ops ccu_reset_ops = { .reset = ccu_reset_reset, .status = ccu_reset_status, }; -EXPORT_SYMBOL_NS_GPL(ccu_reset_ops, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_reset_ops, "SUNXI_CCU"); diff --git a/drivers/clk/sunxi-ng/ccu_reset.h b/drivers/clk/sunxi-ng/ccu_reset.h index e9b973cae4af..941276a8ec2e 100644 --- a/drivers/clk/sunxi-ng/ccu_reset.h +++ b/drivers/clk/sunxi-ng/ccu_reset.h @@ -17,7 +17,7 @@ struct ccu_reset_map { struct ccu_reset { void __iomem *base; - struct ccu_reset_map *reset_map; + const struct ccu_reset_map *reset_map; spinlock_t *lock; struct reset_controller_dev rcdev; diff --git a/drivers/clk/sunxi-ng/ccu_sdm.c b/drivers/clk/sunxi-ng/ccu_sdm.c index 41937ed0766d..c564e5f9e610 100644 --- a/drivers/clk/sunxi-ng/ccu_sdm.c +++ b/drivers/clk/sunxi-ng/ccu_sdm.c @@ -20,7 +20,7 @@ bool ccu_sdm_helper_is_enabled(struct ccu_common *common, return !!(readl(common->base + sdm->tuning_reg) & sdm->tuning_enable); } -EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_is_enabled, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_is_enabled, "SUNXI_CCU"); void ccu_sdm_helper_enable(struct ccu_common *common, struct ccu_sdm_internal *sdm, @@ -50,7 +50,7 @@ void ccu_sdm_helper_enable(struct ccu_common *common, writel(reg | sdm->enable, common->base + common->reg); spin_unlock_irqrestore(common->lock, flags); } -EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_enable, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_enable, "SUNXI_CCU"); void ccu_sdm_helper_disable(struct ccu_common *common, struct ccu_sdm_internal *sdm) @@ -71,7 +71,7 @@ void ccu_sdm_helper_disable(struct ccu_common *common, writel(reg & ~sdm->tuning_enable, common->base + sdm->tuning_reg); spin_unlock_irqrestore(common->lock, flags); } -EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_disable, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_disable, "SUNXI_CCU"); /* * Sigma delta modulation provides a way to do fractional-N frequency @@ -105,7 +105,7 @@ bool ccu_sdm_helper_has_rate(struct ccu_common *common, return false; } -EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_has_rate, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_has_rate, "SUNXI_CCU"); unsigned long ccu_sdm_helper_read_rate(struct ccu_common *common, struct ccu_sdm_internal *sdm, @@ -136,7 +136,7 @@ unsigned long ccu_sdm_helper_read_rate(struct ccu_common *common, /* We can't calculate the effective clock rate, so just fail. */ return 0; } -EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_read_rate, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_read_rate, "SUNXI_CCU"); int ccu_sdm_helper_get_factors(struct ccu_common *common, struct ccu_sdm_internal *sdm, @@ -158,4 +158,4 @@ int ccu_sdm_helper_get_factors(struct ccu_common *common, /* nothing found */ return -EINVAL; } -EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_get_factors, SUNXI_CCU); +EXPORT_SYMBOL_NS_GPL(ccu_sdm_helper_get_factors, "SUNXI_CCU"); |