Re: [PATCH 1/3] dt-bindings: watchdog: mt7621-wdt: add phandle to access system controller registers

From: Krzysztof Kozlowski
Date: Fri Feb 10 2023 - 06:00:40 EST


On 10/02/2023 07:56, Sergio Paracuellos wrote:
> MT7621 SoC provides a system controller node for accessing to some registers.
> Add a phandle to this node to avoid using MIPS related arch operations and

I don't understand this part. You claim you add a phandle to this node,
but your binding suggest you add here a phandle to other node.

> includes in watchdog driver code.
>
> Signed-off-by: Sergio Paracuellos <sergio.paracuellos@xxxxxxxxx>
> ---
> .../bindings/watchdog/mediatek,mt7621-wdt.yaml | 12 ++++++++++--
> 1 file changed, 10 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml b/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml
> index b2b17fdf4..3c545065f 100644
> --- a/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml
> +++ b/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml
> @@ -14,11 +14,18 @@ allOf:
>
> properties:
> compatible:
> - const: mediatek,mt7621-wdt
> + items:
> + - const: mediatek,mt7621-wdt
> + - const: syscon
>
> reg:
> maxItems: 1
>
> + ralink,sysctl:
> + $ref: /schemas/types.yaml#/definitions/phandle
> + description:
> + phandle of syscon used to control system registers

This needs to be more specific - which syscon? It also does not fit your
commit msg.


Best regards,
Krzysztof