Thread (16 messages) 16 messages, 3 authors, 2026-01-27
STALE149d REVIEWED: 7 (7M)

[PATCH v3 02/12] dt-bindings: pinctrl: document access-controllers property for stm32 HDP

From: Gatien Chevallier <gatien.chevallier@foss.st.com>
Date: 2026-01-21 12:36:18
Also in: linux-devicetree, linux-gpio, lkml
Subsystem: open firmware and flattened device tree bindings, pin control subsystem, st stm32 hdp pinctrl driver, the rest · Maintainers: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Walleij, Clément Le Goffic, Linus Torvalds

HDP being functional depends on the debug configuration on the platform
that can be checked using the access-controllers property, document it.

Signed-off-by: Gatien Chevallier <gatien.chevallier@foss.st.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
---
 Documentation/devicetree/bindings/pinctrl/st,stm32-hdp.yaml | 6 ++++++
 1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/pinctrl/st,stm32-hdp.yaml b/Documentation/devicetree/bindings/pinctrl/st,stm32-hdp.yaml
index 845b6b7b7552..8f8b4b68aaa3 100644
--- a/Documentation/devicetree/bindings/pinctrl/st,stm32-hdp.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/st,stm32-hdp.yaml
@@ -27,6 +27,12 @@ properties:
   clocks:
     maxItems: 1
 
+  access-controllers:
+    minItems: 1
+    items:
+      - description: debug configuration access controller
+      - description: access controller that manages the HDP as a peripheral
+
 patternProperties:
   "^hdp[0-7]-pins$":
     type: object
-- 
2.43.0

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