diff options
| -rw-r--r-- | Documentation/devicetree/bindings/clock/exynos7-clock.txt | 21 | ||||
| -rw-r--r-- | drivers/clk/samsung/clk-exynos7.c | 224 | ||||
| -rw-r--r-- | include/dt-bindings/clock/exynos7-clk.h | 20 |
3 files changed, 265 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/exynos7-clock.txt b/Documentation/devicetree/bindings/clock/exynos7-clock.txt index 789f76132a85..b29cb50048c6 100644 --- a/Documentation/devicetree/bindings/clock/exynos7-clock.txt +++ b/Documentation/devicetree/bindings/clock/exynos7-clock.txt @@ -27,9 +27,12 @@ Required Properties for Clock Controller: - "samsung,exynos7-clock-topc" - "samsung,exynos7-clock-top0" + - "samsung,exynos7-clock-top1" - "samsung,exynos7-clock-peric0" - "samsung,exynos7-clock-peric1" - "samsung,exynos7-clock-peris" + - "samsung,exynos7-clock-fsys0" + - "samsung,exynos7-clock-fsys1" - reg: physical base address of the controller and the length of memory mapped region. @@ -50,6 +53,13 @@ Input clocks for top0 clock controller: - dout_sclk_cc_pll - dout_sclk_mfc_pll +Input clocks for top1 clock controller: + - fin_pll + - dout_sclk_bus0_pll + - dout_sclk_bus1_pll + - dout_sclk_cc_pll + - dout_sclk_mfc_pll + Input clocks for peric0 clock controller: - fin_pll - dout_aclk_peric0_66 @@ -65,3 +75,14 @@ Input clocks for peric1 clock controller: Input clocks for peris clock controller: - fin_pll - dout_aclk_peris_66 + +Input clocks for fsys0 clock controller: + - fin_pll + - dout_aclk_fsys0_200 + - dout_sclk_mmc2 + +Input clocks for fsys1 clock controller: + - fin_pll + - dout_aclk_fsys1_200 + - dout_sclk_mmc0 + - dout_sclk_mmc1 diff --git a/drivers/clk/samsung/clk-exynos7.c b/drivers/clk/samsung/clk-exynos7.c index c700f654289e..f5e43fab1951 100644 --- a/drivers/clk/samsung/clk-exynos7.c +++ b/drivers/clk/samsung/clk-exynos7.c @@ -267,6 +267,132 @@ static void __init exynos7_clk_top0_init(struct device_node *np) CLK_OF_DECLARE(exynos7_clk_top0, "samsung,exynos7-clock-top0", exynos7_clk_top0_init); +/* Register Offset definitions for CMU_TOP1 (0x105E0000) */ +#define MUX_SEL_TOP10 0x0200 +#define MUX_SEL_TOP11 0x0204 +#define MUX_SEL_TOP13 0x020C +#define MUX_SEL_TOP1_FSYS0 0x0224 +#define MUX_SEL_TOP1_FSYS1 0x0228 +#define DIV_TOP13 0x060C +#define DIV_TOP1_FSYS0 0x0624 +#define DIV_TOP1_FSYS1 0x0628 +#define ENABLE_ACLK_TOP13 0x080C +#define ENABLE_SCLK_TOP1_FSYS0 0x0A24 +#define ENABLE_SCLK_TOP1_FSYS1 0x0A28 + +/* List of parent clocks for Muxes in CMU_TOP1 */ +PNAME(mout_top1_bus0_pll_p) = { "fin_pll", "dout_sclk_bus0_pll" }; +PNAME(mout_top1_bus1_pll_p) = { "fin_pll", "dout_sclk_bus1_pll_b" }; +PNAME(mout_top1_cc_pll_p) = { "fin_pll", "dout_sclk_cc_pll_b" }; +PNAME(mout_top1_mfc_pll_p) = { "fin_pll", "dout_sclk_mfc_pll_b" }; + +PNAME(mout_top1_half_bus0_pll_p) = {"mout_top1_bus0_pll", + "ffac_top1_bus0_pll_div2"}; +PNAME(mout_top1_half_bus1_pll_p) = {"mout_top1_bus1_pll", + "ffac_top1_bus1_pll_div2"}; +PNAME(mout_top1_half_cc_pll_p) = {"mout_top1_cc_pll", + "ffac_top1_cc_pll_div2"}; +PNAME(mout_top1_half_mfc_pll_p) = {"mout_top1_mfc_pll", + "ffac_top1_mfc_pll_div2"}; + +PNAME(mout_top1_group1) = {"mout_top1_half_bus0_pll", + "mout_top1_half_bus1_pll", "mout_top1_half_cc_pll", + "mout_top1_half_mfc_pll"}; + +static unsigned long top1_clk_regs[] __initdata = { + MUX_SEL_TOP10, + MUX_SEL_TOP11, + MUX_SEL_TOP13, + MUX_SEL_TOP1_FSYS0, + MUX_SEL_TOP1_FSYS1, + DIV_TOP13, + DIV_TOP1_FSYS0, + DIV_TOP1_FSYS1, + ENABLE_ACLK_TOP13, + ENABLE_SCLK_TOP1_FSYS0, + ENABLE_SCLK_TOP1_FSYS1, +}; + +static struct samsung_mux_clock top1_mux_clks[] __initdata = { + MUX(0, "mout_top1_mfc_pll", mout_top1_mfc_pll_p, MUX_SEL_TOP10, 4, 1), + MUX(0, "mout_top1_cc_pll", mout_top1_cc_pll_p, MUX_SEL_TOP10, 8, 1), + MUX(0, "mout_top1_bus1_pll", mout_top1_bus1_pll_p, + MUX_SEL_TOP10, 12, 1), + MUX(0, "mout_top1_bus0_pll", mout_top1_bus0_pll_p, + MUX_SEL_TOP10, 16, 1), + + MUX(0, "mout_top1_half_mfc_pll", mout_top1_half_mfc_pll_p, + MUX_SEL_TOP11, 4, 1), + MUX(0, "mout_top1_half_cc_pll", mout_top1_half_cc_pll_p, + MUX_SEL_TOP11, 8, 1), + MUX(0, "mout_top1_half_bus1_pll", mout_top1_half_bus1_pll_p, + MUX_SEL_TOP11, 12, 1), + MUX(0, "mout_top1_half_bus0_pll", mout_top1_half_bus0_pll_p, + MUX_SEL_TOP11, 16, 1), + + MUX(0, "mout_aclk_fsys1_200", mout_top1_group1, MUX_SEL_TOP13, 24, 2), + MUX(0, "mout_aclk_fsys0_200", mout_top1_group1, MUX_SEL_TOP13, 28, 2), + + MUX(0, "mout_sclk_mmc2", mout_top1_group1, MUX_SEL_TOP1_FSYS0, 24, 2), + + MUX(0, "mout_sclk_mmc1", mout_top1_group1, MUX_SEL_TOP1_FSYS1, 24, 2), + MUX(0, "mout_sclk_mmc0", mout_top1_group1, MUX_SEL_TOP1_FSYS1, 28, 2), +}; + +static struct samsung_div_clock top1_div_clks[] __initdata = { + DIV(DOUT_ACLK_FSYS1_200, "dout_aclk_fsys1_200", "mout_aclk_fsys1_200", + DIV_TOP13, 24, 4), + DIV(DOUT_ACLK_FSYS0_200, "dout_aclk_fsys0_200", "mout_aclk_fsys0_200", + DIV_TOP13, 28, 4), + + DIV(DOUT_SCLK_MMC2, "dout_sclk_mmc2", "mout_sclk_mmc2", + DIV_TOP1_FSYS0, 24, 4), + + DIV(DOUT_SCLK_MMC1, "dout_sclk_mmc1", "mout_sclk_mmc1", + DIV_TOP1_FSYS1, 24, 4), + DIV(DOUT_SCLK_MMC0, "dout_sclk_mmc0", "mout_sclk_mmc0", + DIV_TOP1_FSYS1, 28, 4), +}; + +static struct samsung_gate_clock top1_gate_clks[] __initdata = { + GATE(CLK_SCLK_MMC2, "sclk_mmc2", "dout_sclk_mmc2", + ENABLE_SCLK_TOP1_FSYS0, 24, CLK_SET_RATE_PARENT, 0), + + GATE(CLK_SCLK_MMC1, "sclk_mmc1", "dout_sclk_mmc1", + ENABLE_SCLK_TOP1_FSYS1, 24, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_MMC0, "sclk_mmc0", "dout_sclk_mmc0", + ENABLE_SCLK_TOP1_FSYS1, 28, CLK_SET_RATE_PARENT, 0), +}; + +static struct samsung_fixed_factor_clock top1_fixed_factor_clks[] __initdata = { + FFACTOR(0, "ffac_top1_bus0_pll_div2", "mout_top1_bus0_pll", 1, 2, 0), + FFACTOR(0, "ffac_top1_bus1_pll_div2", "mout_top1_bus1_pll", 1, 2, 0), + FFACTOR(0, "ffac_top1_cc_pll_div2", "mout_top1_cc_pll", 1, 2, 0), + FFACTOR(0, "ffac_top1_mfc_pll_div2", "mout_top1_mfc_pll", 1, 2, 0), +}; + +static struct samsung_cmu_info top1_cmu_info __initdata = { + .mux_clks = top1_mux_clks, + .nr_mux_clks = ARRAY_SIZE(top1_mux_clks), + .div_clks = top1_div_clks, + .nr_div_clks = ARRAY_SIZE(top1_div_clks), + .gate_clks = top1_gate_clks, + .nr_gate_clks = ARRAY_SIZE(top1_gate_clks), + .fixed_factor_clks = top1_fixed_factor_clks, + .nr_fixed_factor_clks = ARRAY_SIZE(top1_fixed_factor_clks), + .nr_clk_ids = TOP1_NR_CLK, + .clk_regs = top1_clk_regs, + .nr_clk_regs = ARRAY_SIZE(top1_clk_regs), +}; + +static void __init exynos7_clk_top1_init(struct device_node *np) +{ + samsung_cmu_register_one(np, &top1_cmu_info); +} + +CLK_OF_DECLARE(exynos7_clk_top1, "samsung,exynos7-clock-top1", + exynos7_clk_top1_init); + /* Register Offset definitions for CMU_PERIC0 (0x13610000) */ #define MUX_SEL_PERIC0 0x0200 #define ENABLE_PCLK_PERIC0 0x0900 @@ -447,3 +573,101 @@ static void __init exynos7_clk_peris_init(struct device_node *np) CLK_OF_DECLARE(exynos7_clk_peris, "samsung,exynos7-clock-peris", exynos7_clk_peris_init); + +/* Register Offset definitions for CMU_FSYS0 (0x10E90000) */ +#define MUX_SEL_FSYS00 0x0200 +#define MUX_SEL_FSYS01 0x0204 +#define ENABLE_ACLK_FSYS01 0x0804 + +/* + * List of parent clocks for Muxes in CMU_FSYS0 + */ +PNAME(mout_aclk_fsys0_200_p) = { "fin_pll", "dout_aclk_fsys0_200" }; +PNAME(mout_sclk_mmc2_p) = { "fin_pll", "sclk_mmc2" }; + +static unsigned long fsys0_clk_regs[] __initdata = { + MUX_SEL_FSYS00, + MUX_SEL_FSYS01, + ENABLE_ACLK_FSYS01, +}; + +static struct samsung_mux_clock fsys0_mux_clks[] __initdata = { + MUX(0, "mout_aclk_fsys0_200_user", mout_aclk_fsys0_200_p, + MUX_SEL_FSYS00, 24, 1), + + MUX(0, "mout_sclk_mmc2_user", mout_sclk_mmc2_p, MUX_SEL_FSYS01, 24, 1), +}; + +static struct samsung_gate_clock fsys0_gate_clks[] __initdata = { + GATE(ACLK_MMC2, "aclk_mmc2", "mout_aclk_fsys0_200_user", + ENABLE_ACLK_FSYS01, 31, 0, 0), +}; + +static struct samsung_cmu_info fsys0_cmu_info __initdata = { + .mux_clks = fsys0_mux_clks, + .nr_mux_clks = ARRAY_SIZE(fsys0_mux_clks), + .gate_clks = fsys0_gate_clks, + .nr_gate_clks = ARRAY_SIZE(fsys0_gate_clks), + .nr_clk_ids = TOP1_NR_CLK, + .clk_regs = fsys0_clk_regs, + .nr_clk_regs = ARRAY_SIZE(fsys0_clk_regs), +}; + +static void __init exynos7_clk_fsys0_init(struct device_node *np) +{ + samsung_cmu_register_one(np, &fsys0_cmu_info); +} + +CLK_OF_DECLARE(exynos7_clk_fsys0, "samsung,exynos7-clock-fsys0", + exynos7_clk_fsys0_init); + +/* Register Offset definitions for CMU_FSYS1 (0x156E0000) */ +#define MUX_SEL_FSYS10 0x0200 +#define MUX_SEL_FSYS11 0x0204 +#define ENABLE_ACLK_FSYS1 0x0800 + +/* + * List of parent clocks for Muxes in CMU_FSYS1 + */ +PNAME(mout_aclk_fsys1_200_p) = { "fin_pll", "dout_aclk_fsys1_200" }; +PNAME(mout_sclk_mmc0_p) = { "fin_pll", "sclk_mmc0" }; +PNAME(mout_sclk_mmc1_p) = { "fin_pll", "sclk_mmc1" }; + +static unsigned long fsys1_clk_regs[] __initdata = { + MUX_SEL_FSYS10, + MUX_SEL_FSYS11, + ENABLE_ACLK_FSYS1, +}; + +static struct samsung_mux_clock fsys1_mux_clks[] __initdata = { + MUX(0, "mout_aclk_fsys1_200_user", mout_aclk_fsys1_200_p, + MUX_SEL_FSYS10, 28, 1), + + MUX(0, "mout_sclk_mmc1_user", mout_sclk_mmc1_p, MUX_SEL_FSYS11, 24, 1), + MUX(0, "mout_sclk_mmc0_user", mout_sclk_mmc0_p, MUX_SEL_FSYS11, 28, 1), +}; + +static struct samsung_gate_clock fsys1_gate_clks[] __initdata = { + GATE(ACLK_MMC1, "aclk_mmc1", "mout_aclk_fsys1_200_user", + ENABLE_ACLK_FSYS1, 29, 0, 0), + GATE(ACLK_MMC0, "aclk_mmc0", "mout_aclk_fsys1_200_user", + ENABLE_ACLK_FSYS1, 30, 0, 0), +}; + +static struct samsung_cmu_info fsys1_cmu_info __initdata = { + .mux_clks = fsys1_mux_clks, + .nr_mux_clks = ARRAY_SIZE(fsys1_mux_clks), + .gate_clks = fsys1_gate_clks, + .nr_gate_clks = ARRAY_SIZE(fsys1_gate_clks), + .nr_clk_ids = TOP1_NR_CLK, + .clk_regs = fsys1_clk_regs, + .nr_clk_regs = ARRAY_SIZE(fsys1_clk_regs), +}; + +static void __init exynos7_clk_fsys1_init(struct device_node *np) +{ + samsung_cmu_register_one(np, &fsys1_cmu_info); +} + +CLK_OF_DECLARE(exynos7_clk_fsys1, "samsung,exynos7-clock-fsys1", + exynos7_clk_fsys1_init); diff --git a/include/dt-bindings/clock/exynos7-clk.h b/include/dt-bindings/clock/exynos7-clk.h index 6d07b6f1d615..ff63c4e15cc5 100644 --- a/include/dt-bindings/clock/exynos7-clk.h +++ b/include/dt-bindings/clock/exynos7-clk.h @@ -27,6 +27,17 @@ #define CLK_SCLK_UART3 6 #define TOP0_NR_CLK 7 +/* TOP1 */ +#define DOUT_ACLK_FSYS1_200 1 +#define DOUT_ACLK_FSYS0_200 2 +#define DOUT_SCLK_MMC2 3 +#define DOUT_SCLK_MMC1 4 +#define DOUT_SCLK_MMC0 5 +#define CLK_SCLK_MMC2 6 +#define CLK_SCLK_MMC1 7 +#define CLK_SCLK_MMC0 8 +#define TOP1_NR_CLK 9 + /* PERIC0 */ #define PCLK_UART0 1 #define SCLK_UART0 2 @@ -58,4 +69,13 @@ #define SCLK_CHIPID 2 #define PERIS_NR_CLK 3 +/* FSYS0 */ +#define ACLK_MMC2 1 +#define FSYS0_NR_CLK 2 + +/* FSYS1 */ +#define ACLK_MMC1 1 +#define ACLK_MMC0 2 +#define FSYS1_NR_CLK 3 + #endif /* _DT_BINDINGS_CLOCK_EXYNOS7_H */ |