[PATCH v3 1/8] dt-bindings: clock: qcom: Allow VDD_GFX supply to GX

[Bjorn Andersson]

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 at quicinc.com>
---
 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
+  - not:
+      anyOf:
+        - required:
+            - power-domains
+        - required:
+            - vdd-gfx-supply
+
 additionalProperties: false
 
 examples:

-- 
2.25.1