[PATCH 1/5] dt-bindings: mailbox: Add binding for SDX55 APCS

[Manivannan Sadhasivam]

Add devicetree YAML binding for SDX55 APCS GCC block. The APCS block
acts as the mailbox controller and also provides a clock output and
takes 3 clock sources (pll, aux, ref) as input.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
---
 .../mailbox/qcom,apcs-kpss-global.yaml        | 59 ++++++++++++++++---
 1 file changed, 50 insertions(+), 9 deletions(-)

diff --git a/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml b/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml
index ffd09b664ff5..3c75ea0b6040 100644
--- a/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml
+++ b/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml
@@ -27,26 +27,24 @@ properties:
       - qcom,sdm660-apcs-hmss-global
       - qcom,sdm845-apss-shared
       - qcom,sm8150-apss-shared
+      - qcom,sdx55-apcs-gcc
 
   reg:
     maxItems: 1
 
-  clocks:
-    description: phandles to the parent clocks of the clock driver
-    items:
-      - description: primary pll parent of the clock driver
-      - description: auxiliary parent
-
   '#mbox-cells':
     const: 1
 
   '#clock-cells':
     const: 0
 
+  clocks:
+    minItems: 2
+    maxItems: 3
+
   clock-names:
-    items:
-      - const: pll
-      - const: aux
+    minItems: 2
+    maxItems: 3
 
 required:
   - compatible
@@ -55,6 +53,49 @@ required:
 
 additionalProperties: false
 
+allOf:
+  - if:
+      properties:
+        compatible:
+          enum:
+            - qcom,ipq6018-apcs-apps-global
+            - qcom,ipq8074-apcs-apps-global
+            - qcom,msm8916-apcs-kpss-global
+            - qcom,msm8994-apcs-kpss-global
+            - qcom,msm8996-apcs-hmss-global
+            - qcom,msm8998-apcs-hmss-global
+            - qcom,qcs404-apcs-apps-global
+            - qcom,sc7180-apss-shared
+            - qcom,sdm660-apcs-hmss-global
+            - qcom,sdm845-apss-shared
+            - qcom,sm8150-apss-shared
+    then:
+      properties:
+        clocks:
+          items:
+            - description: Primary PLL parent of the clock driver
+            - description: Auxiliary parent
+        clock-names:
+          items:
+            - const: pll
+            - const: aux
+  - if:
+      properties:
+        compatible:
+          enum:
+            - qcom,sdx55-apcs-gcc
+    then:
+      properties:
+        clocks:
+          items:
+            - description: Primary PLL parent of the clock driver
+            - description: Auxiliary parent
+            - description: Reference clock
+        clock-names:
+          items:
+            - const: pll
+            - const: aux
+            - const: ref
 examples:
 
   # Example apcs with msm8996
-- 
2.25.1