[PATCH v2 5/7] dt-bindings: watchdog: add SMARC-sAM67 support

Guenter Roeck linux at roeck-us.net
Wed Sep 24 08:59:56 PDT 2025


On Fri, Sep 12, 2025 at 02:07:43PM +0200, Michael Walle wrote:
> The SMARC-sAM67 board has an on-board uC which has the same register
> interface as the older CPLD implementation on the SMARC-sAL28 board.
> Although the MCU emulates the same behavior, be prepared for any quirks
> and add a board specific compatible.
> 
> Signed-off-by: Michael Walle <mwalle at kernel.org>
> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>

Reviewed-by: Guenter Roeck <linux at roeck-us.net>

> ---
>  .../devicetree/bindings/watchdog/kontron,sl28cpld-wdt.yaml | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/watchdog/kontron,sl28cpld-wdt.yaml b/Documentation/devicetree/bindings/watchdog/kontron,sl28cpld-wdt.yaml
> index 872a8471ef65..0821ba0e84a3 100644
> --- a/Documentation/devicetree/bindings/watchdog/kontron,sl28cpld-wdt.yaml
> +++ b/Documentation/devicetree/bindings/watchdog/kontron,sl28cpld-wdt.yaml
> @@ -18,7 +18,12 @@ allOf:
>  
>  properties:
>    compatible:
> -    const: kontron,sl28cpld-wdt
> +    oneOf:
> +      - items:
> +          - enum:
> +              - kontron,sa67mcu-wdt
> +          - const: kontron,sl28cpld-wdt
> +      - const: kontron,sl28cpld-wdt
>  
>    reg:
>      maxItems: 1



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