linux-kernel - Re: [PATCH v2 1/2] dt-bindings: gpu: mali-valhall: make mali-supply optional

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Message-ID: <20251002083850.2be23128@fedora>
Date: Thu, 2 Oct 2025 08:38:50 +0200
From: Boris Brezillon <boris.brezillon@...labora.com>
To: Rain Yang <jiyu.yang@....nxp.com>
Cc: imx@...ts.linux.dev, dri-devel@...ts.freedesktop.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 steven.price@....com, liviu.dudau@....com,
 maarten.lankhorst@...ux.intel.com, mripard@...nel.org, tzimmermann@...e.de,
 airlied@...il.co, simona@...ll.ch, marek.vasut@...lbox.org,
 robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org, Rain Yang
 <jiyu.yang@....com>
Subject: Re: [PATCH v2 1/2] dt-bindings: gpu: mali-valhall: make mali-supply
 optional

On Sun, 28 Sep 2025 17:03:33 +0800
Rain Yang <jiyu.yang@....nxp.com> wrote:

> From: Rain Yang <jiyu.yang@....com>
> 
> Not all platforms require the mali-supply regulator. This change removes
> it from the required list in the binding schema, and make mali-supply
> required for rk3588 only.
> 
> Signed-off-by: Rain Yang <jiyu.yang@....com>

Reviewed-by: Boris Brezillon <boris.brezillon@...labora.com>

> ---
>  .../devicetree/bindings/gpu/arm,mali-valhall-csf.yaml          | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml
> index b220cbd5362f..ef9791d8ed95 100644
> --- a/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml
> +++ b/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml
> @@ -92,7 +92,6 @@ required:
>    - interrupts
>    - interrupt-names
>    - clocks
> -  - mali-supply
>  
>  additionalProperties: false
>  
> @@ -109,6 +108,8 @@ allOf:
>          power-domains:
>            maxItems: 1
>          power-domain-names: false
> +      required:
> +        - mali-supply
>  
>  examples:
>    - |