[v2] bus: add stm32 debug bus and coresight support for stm32mp1x platforms

[PATCH v2 02/11] dt-bindings: pinctrl: document access-controllers property for stm32 HDP

Posted by Gatien Chevallier 3 weeks, 4 days ago

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>
---
 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

Re: [PATCH v2 02/11] dt-bindings: pinctrl: document access-controllers property for stm32 HDP

Posted by Rob Herring (Arm) 3 weeks, 3 days ago

On Wed, 14 Jan 2026 11:29:16 +0100, Gatien Chevallier wrote:
> 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>
> ---
>  Documentation/devicetree/bindings/pinctrl/st,stm32-hdp.yaml | 6 ++++++
>  1 file changed, 6 insertions(+)
> 

Acked-by: Rob Herring (Arm) <robh@kernel.org>