linux-kernel - [PATCH v2] dt-bindings: interrupt-controller: Allow #power-domain-cells

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Date:   Wed, 29 Nov 2023 20:12:31 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Shawn Guo <shawn.guo@...aro.org>, Marc Zyngier <maz@...nel.org>
Cc:     Marijn Suijten <marijn.suijten@...ainline.org>,
        Rob Herring <robh@...nel.org>, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v2] dt-bindings: interrupt-controller: Allow
 #power-domain-cells

MPM provides a single genpd. Allow #power-domain-cells = <0>.

Fixes: 54fc9851c0e0 ("dt-bindings: interrupt-controller: Add Qualcomm MPM support")
Acked-by: Shawn Guo <shawn.guo@...aro.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
Changes since v1:
- Add this property to the example
- Pick up tags

Link to v1: https://lore.kernel.org/linux-arm-msm/20230308011705.291337-1-konrad.dybcio@linaro.org/#t

Marc/Krzysztof, can we still pick this up for 6.7?
It's been stale for quite a while..
---
 Documentation/devicetree/bindings/interrupt-controller/qcom,mpm.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/interrupt-controller/qcom,mpm.yaml b/Documentation/devicetree/bindings/interrupt-controller/qcom,mpm.yaml
index 509d20c091af..6a206111d4e0 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/qcom,mpm.yaml
+++ b/Documentation/devicetree/bindings/interrupt-controller/qcom,mpm.yaml
@@ -62,6 +62,9 @@ properties:
         - description: MPM pin number
         - description: GIC SPI number for the MPM pin
 
+  '#power-domain-cells':
+    const: 0
+
 required:
   - compatible
   - reg
@@ -93,4 +96,5 @@ examples:
                            <86 183>,
                            <90 260>,
                            <91 260>;
+        #power-domain-cells = <0>;
     };

---
base-commit: 1f5c003694fab4b1ba6cbdcc417488b975c088d0
change-id: 20231129-topic-mpmbindingspd-4870acff9e18

Best regards,
-- 
Konrad Dybcio <konrad.dybcio@...aro.org>