linux-kernel - [PATCH 2/2] dt-bindings: firmware: qcom,scm: narrow clocks and interconnects

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Date:   Tue, 22 Nov 2022 10:23:45 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Robert Marko <robimarko@...il.com>,
        Das Srinagesh <quic_gurus@...cinc.com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Abel Vesa <abel.vesa@...aro.org>,
        Sibi Sankar <quic_sibis@...cinc.com>,
        Melody Olvera <quic_molvera@...cinc.com>
Subject: [PATCH 2/2] dt-bindings: firmware: qcom,scm: narrow clocks and interconnects

SCM has clock inputs and interconnects only on some of the SoCs, so
disallow them inb other cases, which makes the binding stricter.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

---

Cc: Abel Vesa <abel.vesa@...aro.org>
Cc: Sibi Sankar <quic_sibis@...cinc.com>
Cc: Melody Olvera <quic_molvera@...cinc.com>
---
 .../bindings/firmware/qcom,scm.yaml           | 44 ++++++++++++++++---
 1 file changed, 37 insertions(+), 7 deletions(-)

diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
index fc986f2f5d30..8e6e9ebb343d 100644
--- a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
+++ b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
@@ -82,6 +82,32 @@ properties:
     description: TCSR hardware block
 
 allOf:
+  # Clocks
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,scm-apq8064
+              - qcom,scm-apq8084
+              - qcom,scm-mdm9607
+              - qcom,scm-msm8226
+              - qcom,scm-msm8660
+              - qcom,scm-msm8916
+              - qcom,scm-msm8953
+              - qcom,scm-msm8960
+              - qcom,scm-msm8974
+              - qcom,scm-msm8976
+              - qcom,scm-sm6375
+    then:
+      required:
+        - clocks
+        - clock-names
+    else:
+      properties:
+        clock-names: false
+        clocks: false
+
   - if:
       properties:
         compatible:
@@ -100,10 +126,6 @@ allOf:
         clocks:
           maxItems: 1
 
-      required:
-        - clocks
-        - clock-names
-
   - if:
       properties:
         compatible:
@@ -128,9 +150,17 @@ allOf:
           minItems: 3
           maxItems: 3
 
-      required:
-        - clocks
-        - clock-names
+  # Interconnects
+  - if:
+      not:
+        properties:
+          compatible:
+            contains:
+              enum:
+                - qcom,scm-sm8450
+    then:
+      properties:
+        interconnects: false
 
 required:
   - compatible
-- 
2.34.1