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authorStephen Boyd <sboyd@codeaurora.org>2015-10-02 11:15:13 -0700
committerStephen Boyd <sboyd@codeaurora.org>2015-10-02 11:22:23 -0700
commit9f30a04d768f64280dc0c40b730746e82f298d88 (patch)
treee112853eb73627ed7b9a2ef8e4feab6685a0200e /drivers/clk/samsung
parent9e294bf88a583825a413df408b9fe9e658fb93ac (diff)
parent7aba4f5201d1b7b3ddb0b03883d9edf69851ddad (diff)
Merge branch 'for-4.3-rc/ti-clk-fixes' of https://github.com/t-kristo/linux-pm into clk-fixes
Pull fixes from Tero Kristo: "A few TI clock driver fixes to pull against 4.3-rc" * 'for-4.3-rc/ti-clk-fixes' of https://github.com/t-kristo/linux-pm: (3 commits) clk: ti: dflt: fix enable_reg validity check clk: ti: fix dual-registration of uart4_ick clk: ti: clk-7xx: Remove hardwired ABE clock configuration
Diffstat (limited to 'drivers/clk/samsung')
-rw-r--r--drivers/clk/samsung/clk-exynos4.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c
index 251f48dcd12d..7f370d3e0983 100644
--- a/drivers/clk/samsung/clk-exynos4.c
+++ b/drivers/clk/samsung/clk-exynos4.c
@@ -1398,6 +1398,45 @@ static const struct exynos_cpuclk_cfg_data e4210_armclk_d[] __initconst = {
{ 0 },
};
+static const struct exynos_cpuclk_cfg_data e4212_armclk_d[] __initconst = {
+ { 1500000, E4210_CPU_DIV0(2, 1, 6, 0, 7, 3), E4210_CPU_DIV1(2, 6), },
+ { 1400000, E4210_CPU_DIV0(2, 1, 6, 0, 7, 3), E4210_CPU_DIV1(2, 6), },
+ { 1300000, E4210_CPU_DIV0(2, 1, 5, 0, 7, 3), E4210_CPU_DIV1(2, 5), },
+ { 1200000, E4210_CPU_DIV0(2, 1, 5, 0, 7, 3), E4210_CPU_DIV1(2, 5), },
+ { 1100000, E4210_CPU_DIV0(2, 1, 4, 0, 6, 3), E4210_CPU_DIV1(2, 4), },
+ { 1000000, E4210_CPU_DIV0(1, 1, 4, 0, 5, 2), E4210_CPU_DIV1(2, 4), },
+ { 900000, E4210_CPU_DIV0(1, 1, 3, 0, 5, 2), E4210_CPU_DIV1(2, 3), },
+ { 800000, E4210_CPU_DIV0(1, 1, 3, 0, 5, 2), E4210_CPU_DIV1(2, 3), },
+ { 700000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4210_CPU_DIV1(2, 3), },
+ { 600000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4210_CPU_DIV1(2, 3), },
+ { 500000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4210_CPU_DIV1(2, 3), },
+ { 400000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4210_CPU_DIV1(2, 3), },
+ { 300000, E4210_CPU_DIV0(1, 1, 2, 0, 4, 2), E4210_CPU_DIV1(2, 3), },
+ { 200000, E4210_CPU_DIV0(1, 1, 1, 0, 3, 1), E4210_CPU_DIV1(2, 3), },
+ { 0 },
+};
+
+#define E4412_CPU_DIV1(cores, hpm, copy) \
+ (((cores) << 8) | ((hpm) << 4) | ((copy) << 0))
+
+static const struct exynos_cpuclk_cfg_data e4412_armclk_d[] __initconst = {
+ { 1500000, E4210_CPU_DIV0(2, 1, 6, 0, 7, 3), E4412_CPU_DIV1(7, 0, 6), },
+ { 1400000, E4210_CPU_DIV0(2, 1, 6, 0, 7, 3), E4412_CPU_DIV1(6, 0, 6), },
+ { 1300000, E4210_CPU_DIV0(2, 1, 5, 0, 7, 3), E4412_CPU_DIV1(6, 0, 5), },
+ { 1200000, E4210_CPU_DIV0(2, 1, 5, 0, 7, 3), E4412_CPU_DIV1(5, 0, 5), },
+ { 1100000, E4210_CPU_DIV0(2, 1, 4, 0, 6, 3), E4412_CPU_DIV1(5, 0, 4), },
+ { 1000000, E4210_CPU_DIV0(1, 1, 4, 0, 5, 2), E4412_CPU_DIV1(4, 0, 4), },
+ { 900000, E4210_CPU_DIV0(1, 1, 3, 0, 5, 2), E4412_CPU_DIV1(4, 0, 3), },
+ { 800000, E4210_CPU_DIV0(1, 1, 3, 0, 5, 2), E4412_CPU_DIV1(3, 0, 3), },
+ { 700000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4412_CPU_DIV1(3, 0, 3), },
+ { 600000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4412_CPU_DIV1(2, 0, 3), },
+ { 500000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4412_CPU_DIV1(2, 0, 3), },
+ { 400000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4412_CPU_DIV1(1, 0, 3), },
+ { 300000, E4210_CPU_DIV0(1, 1, 2, 0, 4, 2), E4412_CPU_DIV1(1, 0, 3), },
+ { 200000, E4210_CPU_DIV0(1, 1, 1, 0, 3, 1), E4412_CPU_DIV1(0, 0, 3), },
+ { 0 },
+};
+
/* register exynos4 clocks */
static void __init exynos4_clk_init(struct device_node *np,
enum exynos4_soc soc)
@@ -1491,6 +1530,17 @@ static void __init exynos4_clk_init(struct device_node *np,
samsung_clk_register_fixed_factor(ctx,
exynos4x12_fixed_factor_clks,
ARRAY_SIZE(exynos4x12_fixed_factor_clks));
+ if (of_machine_is_compatible("samsung,exynos4412")) {
+ exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk",
+ mout_core_p4x12[0], mout_core_p4x12[1], 0x14200,
+ e4412_armclk_d, ARRAY_SIZE(e4412_armclk_d),
+ CLK_CPU_NEEDS_DEBUG_ALT_DIV | CLK_CPU_HAS_DIV1);
+ } else {
+ exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk",
+ mout_core_p4x12[0], mout_core_p4x12[1], 0x14200,
+ e4212_armclk_d, ARRAY_SIZE(e4212_armclk_d),
+ CLK_CPU_NEEDS_DEBUG_ALT_DIV | CLK_CPU_HAS_DIV1);
+ }
}
samsung_clk_register_alias(ctx, exynos4_aliases,