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[PATCH] dt-bindings: pinctrl: renesas: Allow power-source

From: "Rob Herring (Arm)" <robh@kernel.org>
Date: 2026-09-21 23:26:02
Also in: linux-devicetree, linux-renesas-soc, lkml
Subsystem: open firmware and flattened device tree bindings, pin control subsystem, pin controller - renesas, the rest · Maintainers: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Walleij, Geert Uytterhoeven, Linus Torvalds

RZ/V2M pin configuration nodes describe the I/O voltage with
power-source. Add the property and allow the 1800 mV and 3300 mV
values used by the DTS.

Assisted-by: LLM
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
---
 .../devicetree/bindings/pinctrl/renesas,rzv2m-pinctrl.yaml     | 3 +++
 1 file changed, 3 insertions(+)
diff --git a/Documentation/devicetree/bindings/pinctrl/renesas,rzv2m-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/renesas,rzv2m-pinctrl.yaml
index 88b2fa5e684d..f24d05136f19 100644
--- a/Documentation/devicetree/bindings/pinctrl/renesas,rzv2m-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/renesas,rzv2m-pinctrl.yaml
@@ -73,6 +73,9 @@ additionalProperties:
         bias-disable: true
         bias-pull-down: true
         bias-pull-up: true
+        power-source:
+          description: I/O voltage in millivolts.
+          enum: [ 1800, 3300 ]
         drive-strength-microamp:
           # Superset of supported values
           enum: [ 1600, 1800, 2000, 3200, 3800, 4000, 6400, 7800, 8000,
-- 
2.53.0
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