Re: [PATCH v2 3/8] dt-bindings: clock: samsung: convert Exynos542x to dtschema

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On Tue, Aug 10, 2021 at 11:31:40AM +0200, Krzysztof Kozlowski wrote:
> Merge Exynos542x clock controller bindings to existing DT schema.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx>
> ---
>  .../bindings/clock/exynos5420-clock.txt       | 42 -------------------
>  .../bindings/clock/samsung,exynos-clock.yaml  | 11 ++++-
>  2 files changed, 10 insertions(+), 43 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/clock/exynos5420-clock.txt
> 
> diff --git a/Documentation/devicetree/bindings/clock/exynos5420-clock.txt b/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
> deleted file mode 100644
> index 717a7b1531c7..000000000000
> --- a/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
> +++ /dev/null
> @@ -1,42 +0,0 @@
> -* Samsung Exynos5420 Clock Controller
> -
> -The Exynos5420 clock controller generates and supplies clock to various
> -controllers within the Exynos5420 SoC and for the Exynos5800 SoC.
> -
> -Required Properties:
> -
> -- compatible: should be one of the following.
> -  - "samsung,exynos5420-clock" - controller compatible with Exynos5420 SoC.
> -  - "samsung,exynos5800-clock" - controller compatible with Exynos5800 SoC.
> -
> -- reg: physical base address of the controller and length of memory mapped
> -  region.
> -
> -- #clock-cells: should be 1.
> -
> -Each clock is assigned an identifier and client nodes can use this identifier
> -to specify the clock which they consume.
> -
> -All available clocks are defined as preprocessor macros in
> -dt-bindings/clock/exynos5420.h header and can be used in device
> -tree sources.
> -
> -Example 1: An example of a clock controller node is listed below.
> -
> -	clock: clock-controller@10010000 {
> -		compatible = "samsung,exynos5420-clock";
> -		reg = <0x10010000 0x30000>;
> -		#clock-cells = <1>;
> -	};
> -
> -Example 2: UART controller node that consumes the clock generated by the clock
> -	   controller. Refer to the standard clock bindings for information
> -	   about 'clocks' and 'clock-names' property.
> -
> -	serial@13820000 {
> -		compatible = "samsung,exynos4210-uart";
> -		reg = <0x13820000 0x100>;
> -		interrupts = <0 54 0>;
> -		clocks = <&clock CLK_UART2>, <&clock CLK_SCLK_UART2>;
> -		clock-names = "uart", "clk_uart_baud0";
> -	};
> diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
> index cd6567bd8cc7..b0f58a1cf6cb 100644
> --- a/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
> +++ b/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
> @@ -18,7 +18,16 @@ description: |
>  
>  properties:
>    compatible:
> -    const: samsung,exynos5250-clock
> +    oneOf:
> +      - enum:
> +          - samsung,exynos5250-clock
> +          - samsung,exynos5420-clock
> +          - samsung,exynos5800-clock
> +      - items:
> +          - enum:
> +              - samsung,exynos5420-clock
> +              - samsung,exynos5800-clock

Is there a reason these are supported with or without 'syscon'?

> +          - const: syscon
>  
>    assigned-clocks: true
>    assigned-clock-parents: true
> -- 
> 2.30.2
> 
> 



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