Re: [PATCH v3 2/8] clk: samsung: exynos3250: Add UART2 clock

From: Chanwoo Choi
Date: Thu Mar 24 2016 - 19:39:39 EST


Ping.

Hi Sylwester,

Could you review this patch?

Regards,
Chanwoo Choi

On 2016ë 03ì 15ì 16:38, Chanwoo Choi wrote:
> From: Pankaj Dubey <pankaj.dubey@xxxxxxxxxxx>
>
> This patch add the UART2 clocks (mux, divider, gate) of Exynos3250 SoC.
>
> Cc: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
> Cc: Tomasz Figa <tomasz.figa@xxxxxxxxx>
> Signed-off-by: Pankaj Dubey <pankaj.dubey@xxxxxxxxxxx>
> Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> ---
> drivers/clk/samsung/clk-exynos3250.c | 6 ++++++
> include/dt-bindings/clock/exynos3250.h | 6 +++++-
> 2 files changed, 11 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/clk/samsung/clk-exynos3250.c b/drivers/clk/samsung/clk-exynos3250.c
> index fdd41b17a24f..bc60e399d1bc 100644
> --- a/drivers/clk/samsung/clk-exynos3250.c
> +++ b/drivers/clk/samsung/clk-exynos3250.c
> @@ -306,6 +306,7 @@ static struct samsung_mux_clock mux_clks[] __initdata = {
> MUX(CLK_MOUT_MMC0, "mout_mmc0", group_sclk_p, SRC_FSYS, 0, 4),
>
> /* SRC_PERIL0 */
> + MUX(CLK_MOUT_UART2, "mout_uart2", group_sclk_p, SRC_PERIL0, 8, 4),
> MUX(CLK_MOUT_UART1, "mout_uart1", group_sclk_p, SRC_PERIL0, 4, 4),
> MUX(CLK_MOUT_UART0, "mout_uart0", group_sclk_p, SRC_PERIL0, 0, 4),
>
> @@ -390,6 +391,7 @@ static struct samsung_div_clock div_clks[] __initdata = {
> DIV(CLK_DIV_MMC0, "div_mmc0", "mout_mmc0", DIV_FSYS1, 0, 4),
>
> /* DIV_PERIL0 */
> + DIV(CLK_DIV_UART2, "div_uart2", "mout_uart2", DIV_PERIL0, 8, 4),
> DIV(CLK_DIV_UART1, "div_uart1", "mout_uart1", DIV_PERIL0, 4, 4),
> DIV(CLK_DIV_UART0, "div_uart0", "mout_uart0", DIV_PERIL0, 0, 4),
>
> @@ -552,6 +554,9 @@ static struct samsung_gate_clock gate_clks[] __initdata = {
> GATE_SCLK_PERIL, 7, CLK_SET_RATE_PARENT, 0),
> GATE(CLK_SCLK_SPI0, "sclk_spi0", "div_spi0_pre",
> GATE_SCLK_PERIL, 6, CLK_SET_RATE_PARENT, 0),
> +
> + GATE(CLK_SCLK_UART2, "sclk_uart2", "div_uart2",
> + GATE_SCLK_PERIL, 2, CLK_SET_RATE_PARENT, 0),
> GATE(CLK_SCLK_UART1, "sclk_uart1", "div_uart1",
> GATE_SCLK_PERIL, 1, CLK_SET_RATE_PARENT, 0),
> GATE(CLK_SCLK_UART0, "sclk_uart0", "div_uart0",
> @@ -649,6 +654,7 @@ static struct samsung_gate_clock gate_clks[] __initdata = {
> GATE(CLK_I2C2, "i2c2", "div_aclk_100", GATE_IP_PERIL, 8, 0, 0),
> GATE(CLK_I2C1, "i2c1", "div_aclk_100", GATE_IP_PERIL, 7, 0, 0),
> GATE(CLK_I2C0, "i2c0", "div_aclk_100", GATE_IP_PERIL, 6, 0, 0),
> + GATE(CLK_UART2, "uart2", "div_aclk_100", GATE_IP_PERIL, 2, 0, 0),
> GATE(CLK_UART1, "uart1", "div_aclk_100", GATE_IP_PERIL, 1, 0, 0),
> GATE(CLK_UART0, "uart0", "div_aclk_100", GATE_IP_PERIL, 0, 0, 0),
> };
> diff --git a/include/dt-bindings/clock/exynos3250.h b/include/dt-bindings/clock/exynos3250.h
> index 63d01c15d2b3..ddb874130d86 100644
> --- a/include/dt-bindings/clock/exynos3250.h
> +++ b/include/dt-bindings/clock/exynos3250.h
> @@ -79,6 +79,7 @@
> #define CLK_MOUT_CORE 58
> #define CLK_MOUT_APLL 59
> #define CLK_MOUT_ACLK_266_SUB 60
> +#define CLK_MOUT_UART2 61
>
> /* Dividers */
> #define CLK_DIV_GPL 64
> @@ -127,6 +128,7 @@
> #define CLK_DIV_CORE 107
> #define CLK_DIV_HPM 108
> #define CLK_DIV_COPY 109
> +#define CLK_DIV_UART2 110
>
> /* Gates */
> #define CLK_ASYNC_G3D 128
> @@ -223,6 +225,7 @@
> #define CLK_BLOCK_MFC 219
> #define CLK_BLOCK_CAM 220
> #define CLK_SMIES 221
> +#define CLK_UART2 222
>
> /* Special clocks */
> #define CLK_SCLK_JPEG 224
> @@ -249,12 +252,13 @@
> #define CLK_SCLK_SPI0 245
> #define CLK_SCLK_UART1 246
> #define CLK_SCLK_UART0 247
> +#define CLK_SCLK_UART2 248
>
> /*
> * Total number of clocks of main CMU.
> * NOTE: Must be equal to last clock ID increased by one.
> */
> -#define CLK_NR_CLKS 248
> +#define CLK_NR_CLKS 249
>
> /*
> * CMU DMC
>