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SubjectRe: [PATCH v3 5/5] arm64: dts: qcom: sc7280: Add Reset support for gpu
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On 18/08/2022 23:18, Akhil P Oommen wrote:
> Add support for Reset using GPUCC driver for GPU. This helps to ensure
> that GPU state is reset by making sure that CX head switch is collapsed.
>
> Signed-off-by: Akhil P Oommen <quic_akhilpo@quicinc.com>
> ---
>
> (no changes since v1)
>
> arch/arm64/boot/dts/qcom/sc7280.dtsi | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index e66fc67..f5257d6 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -2243,6 +2243,9 @@
> nvmem-cells = <&gpu_speed_bin>;
> nvmem-cell-names = "speed_bin";
>
> + resets = <&gpucc GPU_CX_COLLAPSE>;
> + reset-names = "cx_collapse";
> +

I think this is not allowed by bindings. Did you test your change with
dtbs_check?

Best regards,
Krzysztof

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