diff mbox series

[v2,04/12] clk: samsung: exynos5433: update apollo and atlas clock probing

Message ID 20210928235635.1348330-5-willmcvicker@google.com (mailing list archive)
State New, archived
Headers show
Series arm64: Kconfig: Update ARCH_EXYNOS select configs | expand

Commit Message

William McVicker Sept. 28, 2021, 11:56 p.m. UTC 
Use the samsung common clk driver to initialize and probe the apollo and
atlas clocks. This removes their dedicated init functions and uses the
platform driver to handle the probing.

Signed-off-by: Will McVicker <willmcvicker@google.com>
---
 drivers/clk/samsung/clk-exynos5433.c | 130 ++++++++++-----------------
 1 file changed, 49 insertions(+), 81 deletions(-)
diff mbox series

Patch

diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c
index f203074d858b..b45f6a65ba64 100644
--- a/drivers/clk/samsung/clk-exynos5433.c
+++ b/drivers/clk/samsung/clk-exynos5433.c
@@ -3675,47 +3675,28 @@  static const struct exynos_cpuclk_cfg_data exynos5433_apolloclk_d[] __initconst
 	{  0 },
 };
 
-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);
-}
-CLK_OF_DECLARE(exynos5433_cmu_apollo, "samsung,exynos5433-cmu-apollo",
-		exynos5433_cmu_apollo_init);
+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),
+};
 
 /*
  * Register offset definitions for CMU_ATLAS
@@ -3932,47 +3913,28 @@  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);
-
-	samsung_clk_sleep_init(reg_base, atlas_clk_regs,
-			       ARRAY_SIZE(atlas_clk_regs));
+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_of_add_provider(np, ctx);
-}
-CLK_OF_DECLARE(exynos5433_cmu_atlas, "samsung,exynos5433-cmu-atlas",
-		exynos5433_cmu_atlas_init);
+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),
+};
 
 /*
  * Register offset definitions for CMU_MSCL
@@ -5700,6 +5662,12 @@  static const struct of_device_id exynos5433_cmu_of_match[] = {
 	}, {
 		.compatible = "samsung,exynos5433-cmu-imem",
 		.data = &imem_cmu_info,
+	}, {
+		.compatible = "samsung,exynos5433-cmu-atlas",
+		.data = &atlas_cmu_info,
+	}, {
+		.compatible = "samsung,exynos5433-cmu-apollo",
+		.data = &apollo_cmu_info,
 	}, {
 	},
 };