diff options
Diffstat (limited to 'drivers/clk/samsung/clk-exynos3250.c')
| -rw-r--r-- | drivers/clk/samsung/clk-exynos3250.c | 54 |
1 files changed, 27 insertions, 27 deletions
diff --git a/drivers/clk/samsung/clk-exynos3250.c b/drivers/clk/samsung/clk-exynos3250.c index 17df7f9755aa..6cc65ccf867c 100644 --- a/drivers/clk/samsung/clk-exynos3250.c +++ b/drivers/clk/samsung/clk-exynos3250.c @@ -748,6 +748,31 @@ static const struct samsung_pll_clock exynos3250_plls[] __initconst = { UPLL_LOCK, UPLL_CON0, exynos3250_pll_rates), }; +#define E3250_CPU_DIV0(apll, pclk_dbg, atb, corem) \ + (((apll) << 24) | ((pclk_dbg) << 20) | ((atb) << 16) | \ + ((corem) << 4)) +#define E3250_CPU_DIV1(hpm, copy) \ + (((hpm) << 4) | ((copy) << 0)) + +static const struct exynos_cpuclk_cfg_data e3250_armclk_d[] __initconst = { + { 1000000, E3250_CPU_DIV0(1, 7, 4, 1), E3250_CPU_DIV1(7, 7), }, + { 900000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, + { 800000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, + { 700000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, + { 600000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, + { 500000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, + { 400000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, + { 300000, E3250_CPU_DIV0(1, 5, 3, 1), E3250_CPU_DIV1(7, 7), }, + { 200000, E3250_CPU_DIV0(1, 3, 3, 1), E3250_CPU_DIV1(7, 7), }, + { 100000, E3250_CPU_DIV0(1, 1, 1, 1), E3250_CPU_DIV1(7, 7), }, + { 0 }, +}; + +static const struct samsung_cpu_clock exynos3250_cpu_clks[] __initconst = { + CPU_CLK(CLK_ARM_CLK, "armclk", CLK_MOUT_APLL, CLK_MOUT_MPLL_USER_C, + CLK_CPU_HAS_DIV1, 0x14200, e3250_armclk_d), +}; + static void __init exynos3_core_down_clock(void __iomem *reg_base) { unsigned int tmp; @@ -780,46 +805,21 @@ static const struct samsung_cmu_info cmu_info __initconst = { .nr_gate_clks = ARRAY_SIZE(gate_clks), .fixed_factor_clks = fixed_factor_clks, .nr_fixed_factor_clks = ARRAY_SIZE(fixed_factor_clks), + .cpu_clks = exynos3250_cpu_clks, + .nr_cpu_clks = ARRAY_SIZE(exynos3250_cpu_clks), .nr_clk_ids = CLK_NR_CLKS, .clk_regs = exynos3250_cmu_clk_regs, .nr_clk_regs = ARRAY_SIZE(exynos3250_cmu_clk_regs), }; -#define E3250_CPU_DIV0(apll, pclk_dbg, atb, corem) \ - (((apll) << 24) | ((pclk_dbg) << 20) | ((atb) << 16) | \ - ((corem) << 4)) -#define E3250_CPU_DIV1(hpm, copy) \ - (((hpm) << 4) | ((copy) << 0)) - -static const struct exynos_cpuclk_cfg_data e3250_armclk_d[] __initconst = { - { 1000000, E3250_CPU_DIV0(1, 7, 4, 1), E3250_CPU_DIV1(7, 7), }, - { 900000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, - { 800000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, - { 700000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, - { 600000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, - { 500000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, - { 400000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), }, - { 300000, E3250_CPU_DIV0(1, 5, 3, 1), E3250_CPU_DIV1(7, 7), }, - { 200000, E3250_CPU_DIV0(1, 3, 3, 1), E3250_CPU_DIV1(7, 7), }, - { 100000, E3250_CPU_DIV0(1, 1, 1, 1), E3250_CPU_DIV1(7, 7), }, - { 0 }, -}; - static void __init exynos3250_cmu_init(struct device_node *np) { struct samsung_clk_provider *ctx; - struct clk_hw **hws; ctx = samsung_cmu_register_one(np, &cmu_info); if (!ctx) return; - hws = ctx->clk_data.hws; - exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk", - hws[CLK_MOUT_APLL], hws[CLK_MOUT_MPLL_USER_C], - 0x14200, e3250_armclk_d, ARRAY_SIZE(e3250_armclk_d), - CLK_CPU_HAS_DIV1); - exynos3_core_down_clock(ctx->reg_base); } CLK_OF_DECLARE(exynos3250_cmu, "samsung,exynos3250-cmu", exynos3250_cmu_init); |