linux-kernel - [PATCH V5 1/2] dt-bindings: firmware: qcom-scm: Add optional interrupt

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Message-ID: <20221123204615.25358-2-quic_sibis@quicinc.com>
Date:   Thu, 24 Nov 2022 02:16:14 +0530
From:   Sibi Sankar <quic_sibis@...cinc.com>
To:     <andersson@...nel.org>
CC:     <agross@...nel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <robh+dt@...nel.org>,
        <konrad.dybcio@...ainline.org>, <robimarko@...il.com>,
        <quic_gurus@...cinc.com>, <quic_rjendra@...cinc.com>,
        Sibi Sankar <quic_sibis@...cinc.com>
Subject: [PATCH V5 1/2] dt-bindings: firmware: qcom-scm: Add optional interrupt

From: Guru Das Srinagesh <quic_gurus@...cinc.com>

Add an interrupt specification to the bindings to support the wait-queue
feature.

Signed-off-by: Guru Das Srinagesh <quic_gurus@...cinc.com>
Signed-off-by: Sibi Sankar <quic_sibis@...cinc.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---

v5:
- Pick up R-b

v4:
- Qualify bindings [Krzysztoff]

 Documentation/devicetree/bindings/firmware/qcom,scm.yaml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
index 25688571ee7c..aea6e0c86a89 100644
--- a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
+++ b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
@@ -73,6 +73,12 @@ properties:
   '#reset-cells':
     const: 1
 
+  interrupts:
+    description:
+      The wait-queue interrupt that firmware raises as part of handshake
+      protocol to handle sleeping SCM calls.
+    maxItems: 1
+
   qcom,dload-mode:
     $ref: /schemas/types.yaml#/definitions/phandle-array
     items:
-- 
2.17.1