Re: [PATCH v2 1/6] dt-bindings: clock: sunxi: Export CLK_DRAM for devfreq

From: Chanwoo Choi
Date: Thu Oct 14 2021 - 21:20:06 EST


On 10/4/21 10:27 AM, Samuel Holland wrote:
> The MBUS node needs to reference the CLK_DRAM clock, as the MBUS
> hardware implements memory dynamic frequency scaling using this clock.
>
> Export this clock for SoCs which will be getting a devfreq driver.
>
> Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx>
> ---
> drivers/clk/sunxi-ng/ccu-sun50i-a64.h | 2 --
> drivers/clk/sunxi-ng/ccu-sun8i-h3.h | 2 --
> include/dt-bindings/clock/sun50i-a64-ccu.h | 2 +-
> include/dt-bindings/clock/sun8i-h3-ccu.h | 2 +-
> 4 files changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.h b/drivers/clk/sunxi-ng/ccu-sun50i-a64.h
> index 54d1f96f4b68..a8c11c0b4e06 100644
> --- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.h
> +++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.h
> @@ -51,8 +51,6 @@
>
> #define CLK_USB_OHCI1_12M 92
>
> -#define CLK_DRAM 94
> -
> /* All the DRAM gates are exported */
>
> /* And the DSI and GPU module clock is exported */
> diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-h3.h b/drivers/clk/sunxi-ng/ccu-sun8i-h3.h
> index d8c38447e11b..e13f3c4b57d0 100644
> --- a/drivers/clk/sunxi-ng/ccu-sun8i-h3.h
> +++ b/drivers/clk/sunxi-ng/ccu-sun8i-h3.h
> @@ -42,8 +42,6 @@
>
> /* The first bunch of module clocks are exported */
>
> -#define CLK_DRAM 96
> -
> /* All the DRAM gates are exported */
>
> /* Some more module clocks are exported */
> diff --git a/include/dt-bindings/clock/sun50i-a64-ccu.h b/include/dt-bindings/clock/sun50i-a64-ccu.h
> index 318eb15c414c..175892189e9d 100644
> --- a/include/dt-bindings/clock/sun50i-a64-ccu.h
> +++ b/include/dt-bindings/clock/sun50i-a64-ccu.h
> @@ -113,7 +113,7 @@
> #define CLK_USB_OHCI0 91
>
> #define CLK_USB_OHCI1 93
> -
> +#define CLK_DRAM 94
> #define CLK_DRAM_VE 95
> #define CLK_DRAM_CSI 96
> #define CLK_DRAM_DEINTERLACE 97
> diff --git a/include/dt-bindings/clock/sun8i-h3-ccu.h b/include/dt-bindings/clock/sun8i-h3-ccu.h
> index 30d2d15373a2..5d4ada2c22e6 100644
> --- a/include/dt-bindings/clock/sun8i-h3-ccu.h
> +++ b/include/dt-bindings/clock/sun8i-h3-ccu.h
> @@ -126,7 +126,7 @@
> #define CLK_USB_OHCI1 93
> #define CLK_USB_OHCI2 94
> #define CLK_USB_OHCI3 95
> -
> +#define CLK_DRAM 96
> #define CLK_DRAM_VE 97
> #define CLK_DRAM_CSI 98
> #define CLK_DRAM_DEINTERLACE 99
>

Reviewed-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>

--
Best Regards,
Chanwoo Choi
Samsung Electronics