Re: [PATCH 3/4] dt-bindings: soc: samsung: exynos-sysreg: add dedicated SYSREG compatibles to Exynos5433

[Sam Protsenko <semen.protsenko@linaro.org>]

On Fri, 25 Nov 2022 at 05:22, Krzysztof Kozlowski
<krzysztof.kozlowski@linaro.org> wrote:
>
> Exynos5433 has several different SYSREGs, so use dedicated compatibles
> for them.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
>
> ---
>
> Cc: Sriranjani P <sriranjani.p@samsung.com>
> Cc: Chanho Park <chanho61.park@samsung.com>
> Cc: Sam Protsenko <semen.protsenko@linaro.org>
> ---

Hi Krzysztof,

Just curious: what is the rationale for adding those more specific
sysregs? AFAIR, e.g. in Exynos850, different SysReg instances have
pretty much the same register layout.

Other than that:

Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>

>  .../bindings/soc/samsung/samsung,exynos-sysreg.yaml | 13 ++++++++++++-
>  1 file changed, 12 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/soc/samsung/samsung,exynos-sysreg.yaml b/Documentation/devicetree/bindings/soc/samsung/samsung,exynos-sysreg.yaml
> index 68064a5e339c..42357466005e 100644
> --- a/Documentation/devicetree/bindings/soc/samsung/samsung,exynos-sysreg.yaml
> +++ b/Documentation/devicetree/bindings/soc/samsung/samsung,exynos-sysreg.yaml
> @@ -17,10 +17,21 @@ properties:
>                - samsung,exynos3-sysreg
>                - samsung,exynos4-sysreg
>                - samsung,exynos5-sysreg
> -              - samsung,exynos5433-sysreg
>                - samsung,exynos850-sysreg
>                - samsung,exynosautov9-sysreg
>            - const: syscon
> +      - items:
> +          - enum:
> +              - samsung,exynos5433-cam0-sysreg
> +              - samsung,exynos5433-cam1-sysreg
> +              - samsung,exynos5433-disp-sysreg
> +              - samsung,exynos5433-fsys-sysreg
> +          - const: samsung,exynos5433-sysreg
> +          - const: syscon
> +      - items:
> +          - const: samsung,exynos5433-sysreg
> +          - const: syscon
> +        deprecated: true
>
>    reg:
>      maxItems: 1
> --
> 2.34.1
>