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@xxxxxxxxxxx> > --- > > (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
