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author | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2016-05-24 15:19:17 +0200 |
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committer | Sylwester Nawrocki <s.nawrocki@samsung.com> | 2016-06-02 11:18:21 +0200 |
commit | d7d7115d498a97a6deb782a20c689a452e77dc28 (patch) | |
tree | 6391d30e5204ac824a2f8d3b127bd0b544ae70a0 /drivers/clk/samsung/clk-exynos5433.c | |
parent | clk: samsung: cpu: prepare for adding Exynos5433 CPU clocks (diff) | |
download | linux-d7d7115d498a97a6deb782a20c689a452e77dc28.tar.xz linux-d7d7115d498a97a6deb782a20c689a452e77dc28.zip |
clk: samsung: exynos5433: add CPU clocks configuration data and instantiate CPU clocks
Add the CPU clocks configuration data and instantiate the CPU clocks
type for Exynos5433.
Cc: Kukjin Kim <kgene@kernel.org>
CC: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Diffstat (limited to 'drivers/clk/samsung/clk-exynos5433.c')
-rw-r--r-- | drivers/clk/samsung/clk-exynos5433.c | 72 |
1 files changed, 64 insertions, 8 deletions
diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c index 70e1df6fc825..1d14d1cc1296 100644 --- a/drivers/clk/samsung/clk-exynos5433.c +++ b/drivers/clk/samsung/clk-exynos5433.c @@ -16,6 +16,7 @@ #include <dt-bindings/clock/exynos5433.h> #include "clk.h" +#include "clk-cpu.h" #include "clk-pll.h" /* @@ -3509,7 +3510,8 @@ static const struct samsung_pll_clock apollo_pll_clks[] __initconst = { static const struct samsung_mux_clock apollo_mux_clks[] __initconst = { /* MUX_SEL_APOLLO0 */ MUX_F(CLK_MOUT_APOLLO_PLL, "mout_apollo_pll", mout_apollo_pll_p, - MUX_SEL_APOLLO0, 0, 1, CLK_SET_RATE_PARENT, 0), + MUX_SEL_APOLLO0, 0, 1, CLK_SET_RATE_PARENT | + CLK_RECALC_NEW_RATES, 0), /* MUX_SEL_APOLLO1 */ MUX(CLK_MOUT_BUS_PLL_APOLLO_USER, "mout_bus_pll_apollo_user", @@ -3590,9 +3592,27 @@ static const struct samsung_gate_clock apollo_gate_clks[] __initconst = { ENABLE_SCLK_APOLLO, 3, CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_HPM_APOLLO, "sclk_hpm_apollo", "div_sclk_hpm_apollo", ENABLE_SCLK_APOLLO, 1, CLK_IGNORE_UNUSED, 0), - GATE(CLK_SCLK_APOLLO, "sclk_apollo", "div_apollo2", - ENABLE_SCLK_APOLLO, 0, - CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0), +}; + +#define E5433_APOLLO_DIV0(cntclk, pclk_dbg, atclk, pclk, aclk) \ + (((cntclk) << 24) | ((pclk_dbg) << 20) | ((atclk) << 16) | \ + ((pclk) << 12) | ((aclk) << 8)) + +#define E5433_APOLLO_DIV1(hpm, copy) \ + (((hpm) << 4) | ((copy) << 0)) + +static const struct exynos_cpuclk_cfg_data exynos5433_apolloclk_d[] __initconst = { + { 1300000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 1200000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 1100000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 1000000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 900000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 800000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 700000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 600000, E5433_APOLLO_DIV0(3, 7, 7, 7, 1), E5433_APOLLO_DIV1(7, 1), }, + { 500000, E5433_APOLLO_DIV0(3, 7, 7, 7, 1), E5433_APOLLO_DIV1(7, 1), }, + { 400000, E5433_APOLLO_DIV0(3, 7, 7, 7, 1), E5433_APOLLO_DIV1(7, 1), }, + { 0 }, }; static void __init exynos5433_cmu_apollo_init(struct device_node *np) @@ -3620,6 +3640,12 @@ static void __init exynos5433_cmu_apollo_init(struct device_node *np) ARRAY_SIZE(apollo_div_clks)); samsung_clk_register_gate(ctx, apollo_gate_clks, ARRAY_SIZE(apollo_gate_clks)); + + exynos_register_cpu_clock(ctx, CLK_SCLK_APOLLO, "apolloclk", + mout_apollo_p[0], mout_apollo_p[1], 0x200, + exynos5433_apolloclk_d, ARRAY_SIZE(exynos5433_apolloclk_d), + CLK_CPU_HAS_E5433_REGS_LAYOUT); + samsung_clk_sleep_init(reg_base, apollo_clk_regs, ARRAY_SIZE(apollo_clk_regs)); @@ -3707,7 +3733,8 @@ static const struct samsung_pll_clock atlas_pll_clks[] __initconst = { static const struct samsung_mux_clock atlas_mux_clks[] __initconst = { /* MUX_SEL_ATLAS0 */ MUX_F(CLK_MOUT_ATLAS_PLL, "mout_atlas_pll", mout_atlas_pll_p, - MUX_SEL_ATLAS0, 0, 1, CLK_SET_RATE_PARENT, 0), + MUX_SEL_ATLAS0, 0, 1, CLK_SET_RATE_PARENT | + CLK_RECALC_NEW_RATES, 0), /* MUX_SEL_ATLAS1 */ MUX(CLK_MOUT_BUS_PLL_ATLAS_USER, "mout_bus_pll_atlas_user", @@ -3814,9 +3841,32 @@ static const struct samsung_gate_clock atlas_gate_clks[] __initconst = { ENABLE_SCLK_ATLAS, 2, CLK_IGNORE_UNUSED, 0), GATE(CLK_ATCLK, "atclk", "div_atclk_atlas", ENABLE_SCLK_ATLAS, 1, CLK_IGNORE_UNUSED, 0), - GATE(CLK_SCLK_ATLAS, "sclk_atlas", "div_atlas2", - ENABLE_SCLK_ATLAS, 0, - CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0), +}; + +#define E5433_ATLAS_DIV0(cntclk, pclk_dbg, atclk, pclk, aclk) \ + (((cntclk) << 24) | ((pclk_dbg) << 20) | ((atclk) << 16) | \ + ((pclk) << 12) | ((aclk) << 8)) + +#define E5433_ATLAS_DIV1(hpm, copy) \ + (((hpm) << 4) | ((copy) << 0)) + +static const struct exynos_cpuclk_cfg_data exynos5433_atlasclk_d[] __initconst = { + { 1900000, E5433_ATLAS_DIV0(7, 7, 7, 7, 4), E5433_ATLAS_DIV1(7, 1), }, + { 1800000, E5433_ATLAS_DIV0(7, 7, 7, 7, 4), E5433_ATLAS_DIV1(7, 1), }, + { 1700000, E5433_ATLAS_DIV0(7, 7, 7, 7, 4), E5433_ATLAS_DIV1(7, 1), }, + { 1600000, E5433_ATLAS_DIV0(7, 7, 7, 7, 4), E5433_ATLAS_DIV1(7, 1), }, + { 1500000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 1400000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 1300000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 1200000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 1100000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 1000000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 900000, E5433_ATLAS_DIV0(7, 7, 7, 7, 2), E5433_ATLAS_DIV1(7, 1), }, + { 800000, E5433_ATLAS_DIV0(7, 7, 7, 7, 2), E5433_ATLAS_DIV1(7, 1), }, + { 700000, E5433_ATLAS_DIV0(7, 7, 7, 7, 2), E5433_ATLAS_DIV1(7, 1), }, + { 600000, E5433_ATLAS_DIV0(7, 7, 7, 7, 2), E5433_ATLAS_DIV1(7, 1), }, + { 500000, E5433_ATLAS_DIV0(7, 7, 7, 7, 2), E5433_ATLAS_DIV1(7, 1), }, + { 0 }, }; static void __init exynos5433_cmu_atlas_init(struct device_node *np) @@ -3844,6 +3894,12 @@ static void __init exynos5433_cmu_atlas_init(struct device_node *np) ARRAY_SIZE(atlas_div_clks)); samsung_clk_register_gate(ctx, atlas_gate_clks, ARRAY_SIZE(atlas_gate_clks)); + + exynos_register_cpu_clock(ctx, CLK_SCLK_ATLAS, "atlasclk", + mout_atlas_p[0], mout_atlas_p[1], 0x200, + exynos5433_atlasclk_d, ARRAY_SIZE(exynos5433_atlasclk_d), + CLK_CPU_HAS_E5433_REGS_LAYOUT); + samsung_clk_sleep_init(reg_base, atlas_clk_regs, ARRAY_SIZE(atlas_clk_regs)); |