Re: [PATCH v4 5/5] clk: samsung: exynos5433: add imem clocks

From: Chanwoo Choi
Date: Sat Jan 19 2019 - 07:41:57 EST


Hi Kamil,

2019ë 1ì 18ì (ê) ìí 10:18, Kamil Konieczny
<k.konieczny@xxxxxxxxxxxxxxxxxxx>ëì ìì:
>
> Add imem clocks for exynos5433. This will enable to use crypto Slim
> Security SubSystem (in short SlimSSS) IP block.
>
> Signed-off-by: Kamil Konieczny <k.konieczny@xxxxxxxxxxxxxxxxxxx>
> ---
> drivers/clk/samsung/clk-exynos5433.c | 32 ++++++++++++++++++++++++++++
> 1 file changed, 32 insertions(+)
>
> 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,
> }, {
> },
> };
> --
> 2.20.0
>

Looks good to me.
Acked-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>

--
Best Regards,
Chanwoo Choi
Samsung Electronics