[PATCH 1/2] dt-bindings: clock: samsung: Document Exynos850 CMU_APM

Chanwoo Choi cwchoi00 at gmail.com
Fri Oct 22 15:02:43 PDT 2021


On 21. 10. 22. 오전 5:31, Sam Protsenko wrote:
> CMU_APM generates clocks for APM IP-core (Active Power Management). In
> particular it generates RTC clocks, which are needed to enable rtc-s3c
> driver on Exynos850 SoC.
> 
> Signed-off-by: Sam Protsenko <semen.protsenko at linaro.org>
> ---
>   .../clock/samsung,exynos850-clock.yaml        | 19 +++++++++++++++++++
>   1 file changed, 19 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
> index 7f8c91a29b91..5618cfa62f80 100644
> --- a/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
> +++ b/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
> @@ -32,6 +32,7 @@ properties:
>     compatible:
>       enum:
>         - samsung,exynos850-cmu-top
> +      - samsung,exynos850-cmu-apm
>         - samsung,exynos850-cmu-core
>         - samsung,exynos850-cmu-dpu
>         - samsung,exynos850-cmu-hsi
> @@ -68,6 +69,24 @@ allOf:
>             items:
>               - const: oscclk
>   
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: samsung,exynos850-cmu-apm
> +
> +    then:
> +      properties:
> +        clocks:
> +          items:
> +            - description: External reference clock (26 MHz)
> +            - description: CMU_APM bus clock (from CMU_TOP)
> +
> +        clock-names:
> +          items:
> +            - const: oscclk
> +            - const: dout_clkcmu_apm_bus
> +
>     - if:
>         properties:
>           compatible:
> 

Acked-by: Chanwoo Choi <cw00.choi at samsung.com>

Thanks.

-- 
Best Regards,
Samsung Electronics
Chanwoo Choi



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