On 22/12/2023 05:39, Bjorn Andersson wrote: > In some designs the SoC's VDD_GFX pads are supplied by an external > regulator, rather than a power-domain. Allow this to be described in the > GPU clock controller binding. > > Signed-off-by: Bjorn Andersson <quic_bjorande@xxxxxxxxxxx> > --- > Documentation/devicetree/bindings/clock/qcom,gpucc.yaml | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > diff --git a/Documentation/devicetree/bindings/clock/qcom,gpucc.yaml b/Documentation/devicetree/bindings/clock/qcom,gpucc.yaml > index f369fa34e00c..c0dd24c9dcb3 100644 > --- a/Documentation/devicetree/bindings/clock/qcom,gpucc.yaml > +++ b/Documentation/devicetree/bindings/clock/qcom,gpucc.yaml > @@ -53,6 +53,9 @@ properties: > power-domains: > maxItems: 1 > > + vdd-gfx-supply: > + description: Regulator supply for the VDD_GFX pads > + > '#clock-cells': > const: 1 > > @@ -74,6 +77,19 @@ required: > - '#reset-cells' > - '#power-domain-cells' > > +# Allow either power-domains or vdd-gfx-supply, not both > +oneOf: > + - required: > + - power-domains > + - required: > + - vdd-gfx-supply This should be enough, assuming one of them is actually required. The code. See also: https://elixir.bootlin.com/linux/v5.17-rc2/source/Documentation/devicetree/bindings/reserved-memory/reserved-memory.yaml#L91 Best regards, Krzysztof
