| Message ID | 20230529-topic-sm6375gpuccpd-v1-1-8d57c41a6066@linaro.org (mailing list archive) |
|---|---|
| State | Awaiting Upstream, archived |
| Headers | show |
| Series | Add VDD_GX to SM6375 GPUCC | expand |
On 29/05/2023 15:14, Konrad Dybcio wrote: > The GPUCC block on SM6375 is powered by VDD_CX and VDD_GX. If the latter > rail is not online, GX_GDSC will never turn on. Describe the missing > handles. > > Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> > --- > .../devicetree/bindings/clock/qcom,sm6375-gpucc.yaml | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Best regards, Krzysztof
diff --git a/Documentation/devicetree/bindings/clock/qcom,sm6375-gpucc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm6375-gpucc.yaml index b480ead5bd69..cf4cad76f6c9 100644 --- a/Documentation/devicetree/bindings/clock/qcom,sm6375-gpucc.yaml +++ b/Documentation/devicetree/bindings/clock/qcom,sm6375-gpucc.yaml @@ -27,9 +27,21 @@ properties: - description: GPLL0 div branch source - description: SNoC DVM GFX source + power-domains: + description: + A phandle and PM domain specifier for the VDD_GX power rail + maxItems: 1 + + required-opps: + description: + A phandle to an OPP node describing required VDD_GX performance point. + maxItems: 1 + required: - compatible - clocks + - power-domains + - required-opps allOf: - $ref: qcom,gcc.yaml# @@ -40,6 +52,7 @@ examples: - | #include <dt-bindings/clock/qcom,sm6375-gcc.h> #include <dt-bindings/clock/qcom,rpmcc.h> + #include <dt-bindings/power/qcom-rpmpd.h> soc { #address-cells = <2>; @@ -52,6 +65,8 @@ examples: <&gcc GCC_GPU_GPLL0_CLK_SRC>, <&gcc GCC_GPU_GPLL0_DIV_CLK_SRC>, <&gcc GCC_GPU_SNOC_DVM_GFX_CLK>; + power-domains = <&rpmpd SM6375_VDDGX>; + required-opps = <&rpmpd_opp_low_svs>; #clock-cells = <1>; #reset-cells = <1>; #power-domain-cells = <1>;
The GPUCC block on SM6375 is powered by VDD_CX and VDD_GX. If the latter rail is not online, GX_GDSC will never turn on. Describe the missing handles. Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> --- .../devicetree/bindings/clock/qcom,sm6375-gpucc.yaml | 15 +++++++++++++++ 1 file changed, 15 insertions(+)