[v5,5/5] clk: samsung: exynos5433: add imem clocks

Commit Message

Kamil Konieczny Jan. 22, 2019, 9:02 a.m. UTC

Add imem clocks for exynos5433. This will enable to use crypto Slim
Security SubSystem (in short SlimSSS) IP block.

Acked-by: Chanwoo Choi <[e-mail]>
Signed-off-by: Kamil Konieczny <[e-mail]>
---
 drivers/clk/samsung/clk-exynos5433.c | 32 ++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

Patch

diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c
index 24c3360db65b..dae1c96de933 100644
--- a/drivers/clk/samsung/clk-exynos5433.c
+++ b/drivers/clk/samsung/clk-exynos5433.c
@@ -5467,6 +5467,35 @@  static const struct samsung_cmu_info cam1_cmu_info __initconst = {
 	.clk_name		= "aclk_cam1_400",
 };
 
+/*
+ * Register offset definitions for CMU_IMEM
+ */
+#define ENABLE_ACLK_IMEM_SLIMSSS		0x080c
+#define ENABLE_PCLK_IMEM_SLIMSSS		0x0908
+
+static const unsigned long imem_clk_regs[] __initconst = {
+	ENABLE_ACLK_IMEM_SLIMSSS,
+	ENABLE_PCLK_IMEM_SLIMSSS,
+};
+
+static const struct samsung_gate_clock imem_gate_clks[] __initconst = {
+	/* ENABLE_ACLK_IMEM_SLIMSSS */
+	GATE(CLK_ACLK_SLIMSSS, "aclk_slimsss", "aclk_imem_sssx_266",
+			ENABLE_ACLK_IMEM_SLIMSSS, 0, CLK_IGNORE_UNUSED, 0),
+
+	/* ENABLE_PCLK_IMEM_SLIMSSS */
+	GATE(CLK_PCLK_SLIMSSS, "pclk_slimsss", "aclk_imem_200",
+			ENABLE_PCLK_IMEM_SLIMSSS, 0, CLK_IGNORE_UNUSED, 0),
+};
+
+static const struct samsung_cmu_info imem_cmu_info __initconst = {
+	.gate_clks		= imem_gate_clks,
+	.nr_gate_clks		= ARRAY_SIZE(imem_gate_clks),
+	.nr_clk_ids		= IMEM_NR_CLK,
+	.clk_regs		= imem_clk_regs,
+	.nr_clk_regs		= ARRAY_SIZE(imem_clk_regs),
+	.clk_name		= "aclk_imem_200",
+};
 
 struct exynos5433_cmu_data {
 	struct samsung_clk_reg_dump *clk_save;
@@ -5654,6 +5683,9 @@  static const struct of_device_id exynos5433_cmu_of_match[] = {
 	}, {
 		.compatible = "samsung,exynos5433-cmu-mscl",
 		.data = &mscl_cmu_info,
+	}, {
+		.compatible = "samsung,exynos5433-cmu-imem",
+		.data = &imem_cmu_info,
 	}, {
 	},
 };