clk: samsung: exynos5433: Add selected IMEM clocks

This patch adds clocks required for the Exynos5433 SoC Slim Security
SubSystem (SlimSSS) IP block.

Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Kamil Konieczny <k.konieczny@partner.samsung.com>
[s.nawrocki@samsung.com: edited commit description]
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>

diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c
index 24c3360..dae1c96 100644 (file)
--- 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;
@@ -5655,6 +5684,9 @@ 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,
+       }, {
        },
 };