linux-kernel - Re: [PATCH v4 02/17] dt-bindings: gpu: Add Imagination Technologies PowerVR GPU

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Date:   Mon, 17 Jul 2023 09:29:48 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Sarah Walker <sarah.walker@...tec.com>,
        dri-devel@...ts.freedesktop.org
Cc:     frank.binns@...tec.com, donald.robson@...tec.com,
        boris.brezillon@...labora.com, faith.ekstrand@...labora.com,
        airlied@...il.com, daniel@...ll.ch,
        maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
        tzimmermann@...e.de, afd@...com, hns@...delico.com,
        matthew.brost@...el.com, christian.koenig@....com,
        luben.tuikov@....com, dakr@...hat.com,
        linux-kernel@...r.kernel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v4 02/17] dt-bindings: gpu: Add Imagination Technologies
 PowerVR GPU

On 14/07/2023 16:25, Sarah Walker wrote:
> Add the device tree binding documentation for the Series AXE GPU used in
> TI AM62 SoCs.
> 

...

> +
> +  clocks:
> +    minItems: 1
> +    maxItems: 3
> +
> +  clock-names:
> +    items:
> +      - const: core
> +      - const: mem
> +      - const: sys
> +    minItems: 1

Why clocks for this device vary? That's really unusual to have a SoC IP
block which can have a clock physically disconnected, depending on the
board (not SoC!).


Best regards,
Krzysztof