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Subject[PATCH v3 2/2] [RFT] clk: samsung: exynos5433: update apollo and atlas clock probing
From
Use the samsung common clk driver to initialize and probe the apollo and
atlas clocks. This removes their custom init functions and uses the
samsung_cmu_register_one() instead.

Signed-off-by: Will McVicker <willmcvicker@google.com>
---
drivers/clk/samsung/clk-exynos5433.c | 120 +++++++++++----------------
1 file changed, 48 insertions(+), 72 deletions(-)

diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c
index f203074d858b..0ef809c9e2da 100644
--- a/drivers/clk/samsung/clk-exynos5433.c
+++ b/drivers/clk/samsung/clk-exynos5433.c
@@ -3675,44 +3675,32 @@ static const struct exynos_cpuclk_cfg_data exynos5433_apolloclk_d[] __initconst
{ 0 },
};

+static const struct samsung_cpu_clock apollo_cpu_clks[] __initconst = {
+ CPU_CLK(CLK_SCLK_APOLLO, "apolloclk", "mout_apollo_pll",
+ "mout_bus_pll_apollo_user",
+ CLK_CPU_HAS_E5433_REGS_LAYOUT, 0x200,
+ exynos5433_apolloclk_d),
+};
+
+static const struct samsung_cmu_info apollo_cmu_info __initconst = {
+ .pll_clks = apollo_pll_clks,
+ .nr_pll_clks = ARRAY_SIZE(apollo_pll_clks),
+ .mux_clks = apollo_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(apollo_mux_clks),
+ .div_clks = apollo_div_clks,
+ .nr_div_clks = ARRAY_SIZE(apollo_div_clks),
+ .gate_clks = apollo_gate_clks,
+ .nr_gate_clks = ARRAY_SIZE(apollo_gate_clks),
+ .cpu_clks = apollo_cpu_clks,
+ .nr_cpu_clks = ARRAY_SIZE(apollo_cpu_clks),
+ .nr_clk_ids = APOLLO_NR_CLK,
+ .clk_regs = apollo_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(apollo_clk_regs),
+};
+
static void __init exynos5433_cmu_apollo_init(struct device_node *np)
{
- void __iomem *reg_base;
- struct samsung_clk_provider *ctx;
- struct clk_hw **hws;
-
- reg_base = of_iomap(np, 0);
- if (!reg_base) {
- panic("%s: failed to map registers\n", __func__);
- return;
- }
-
- ctx = samsung_clk_init(np, reg_base, APOLLO_NR_CLK);
- if (!ctx) {
- panic("%s: unable to allocate ctx\n", __func__);
- return;
- }
-
- samsung_clk_register_pll(ctx, apollo_pll_clks,
- ARRAY_SIZE(apollo_pll_clks), reg_base);
- samsung_clk_register_mux(ctx, apollo_mux_clks,
- ARRAY_SIZE(apollo_mux_clks));
- samsung_clk_register_div(ctx, apollo_div_clks,
- ARRAY_SIZE(apollo_div_clks));
- samsung_clk_register_gate(ctx, apollo_gate_clks,
- ARRAY_SIZE(apollo_gate_clks));
-
- hws = ctx->clk_data.hws;
-
- exynos_register_cpu_clock(ctx, CLK_SCLK_APOLLO, "apolloclk",
- hws[CLK_MOUT_APOLLO_PLL], hws[CLK_MOUT_BUS_PLL_APOLLO_USER], 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));
-
- samsung_clk_of_add_provider(np, ctx);
+ samsung_cmu_register_one(np, &apollo_cmu_info);
}
CLK_OF_DECLARE(exynos5433_cmu_apollo, "samsung,exynos5433-cmu-apollo",
exynos5433_cmu_apollo_init);
@@ -3932,44 +3920,32 @@ static const struct exynos_cpuclk_cfg_data exynos5433_atlasclk_d[] __initconst =
{ 0 },
};

-static void __init exynos5433_cmu_atlas_init(struct device_node *np)
-{
- void __iomem *reg_base;
- struct samsung_clk_provider *ctx;
- struct clk_hw **hws;
-
- reg_base = of_iomap(np, 0);
- if (!reg_base) {
- panic("%s: failed to map registers\n", __func__);
- return;
- }
-
- ctx = samsung_clk_init(np, reg_base, ATLAS_NR_CLK);
- if (!ctx) {
- panic("%s: unable to allocate ctx\n", __func__);
- return;
- }
-
- samsung_clk_register_pll(ctx, atlas_pll_clks,
- ARRAY_SIZE(atlas_pll_clks), reg_base);
- samsung_clk_register_mux(ctx, atlas_mux_clks,
- ARRAY_SIZE(atlas_mux_clks));
- samsung_clk_register_div(ctx, atlas_div_clks,
- ARRAY_SIZE(atlas_div_clks));
- samsung_clk_register_gate(ctx, atlas_gate_clks,
- ARRAY_SIZE(atlas_gate_clks));
-
- hws = ctx->clk_data.hws;
-
- exynos_register_cpu_clock(ctx, CLK_SCLK_ATLAS, "atlasclk",
- hws[CLK_MOUT_ATLAS_PLL], hws[CLK_MOUT_BUS_PLL_ATLAS_USER], 0x200,
- exynos5433_atlasclk_d, ARRAY_SIZE(exynos5433_atlasclk_d),
- CLK_CPU_HAS_E5433_REGS_LAYOUT);
+static const struct samsung_cpu_clock atlas_cpu_clks[] __initconst = {
+ CPU_CLK(CLK_SCLK_ATLAS, "atlasclk", "mout_atlas_pll",
+ "mout_bus_pll_atlas_user",
+ CLK_CPU_HAS_E5433_REGS_LAYOUT, 0x200,
+ exynos5433_atlasclk_d),
+};

- samsung_clk_sleep_init(reg_base, atlas_clk_regs,
- ARRAY_SIZE(atlas_clk_regs));
+static const struct samsung_cmu_info atlas_cmu_info __initconst = {
+ .pll_clks = atlas_pll_clks,
+ .nr_pll_clks = ARRAY_SIZE(atlas_pll_clks),
+ .mux_clks = atlas_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(atlas_mux_clks),
+ .div_clks = atlas_div_clks,
+ .nr_div_clks = ARRAY_SIZE(atlas_div_clks),
+ .gate_clks = atlas_gate_clks,
+ .nr_gate_clks = ARRAY_SIZE(atlas_gate_clks),
+ .cpu_clks = atlas_cpu_clks,
+ .nr_cpu_clks = ARRAY_SIZE(atlas_cpu_clks),
+ .nr_clk_ids = ATLAS_NR_CLK,
+ .clk_regs = atlas_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(atlas_clk_regs),
+};

- samsung_clk_of_add_provider(np, ctx);
+static void __init exynos5433_cmu_atlas_init(struct device_node *np)
+{
+ samsung_cmu_register_one(np, &atlas_cmu_info);
}
CLK_OF_DECLARE(exynos5433_cmu_atlas, "samsung,exynos5433-cmu-atlas",
exynos5433_cmu_atlas_init);
--
2.33.0.882.g93a45727a2-goog
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