[PATCH v5 4/8] dt-bindings: usb: ci-hdrc-usb2: add restrictions for reg, interrupts, clock and clock-names properties

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Change reg, interrupts, clock and clock-names as common properties and add
restrictions on them for different compatibles.

Signed-off-by: Xu Yang <xu.yang_2@xxxxxxx>

---
Changes in v4:
 - new patch since v3's discussion
 - split the reg, interrupts, clock and clock-names properties into
   common part and device-specific
Changes in v5:
 - keep common property unchanged
 - make if-then more readable
 - remove non imx part
---
 .../devicetree/bindings/usb/ci-hdrc-usb2.yaml | 118 ++++++++++++++++++
 1 file changed, 118 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
index 3b56e0edb1c6..6ad3582051b8 100644
--- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
+++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
@@ -412,6 +412,124 @@ allOf:
         samsung,picophy-pre-emp-curr-control: false
         samsung,picophy-dc-vol-level-adjust: false
 
+  - if:
+      properties:
+        compatible:
+          const: fsl,imx27-usb
+    then:
+      properties:
+        clocks:
+          minItems: 3
+          maxItems: 3
+        clock-names:
+          minItems: 3
+          maxItems: 3
+          items:
+            anyOf:
+              - const: ipg
+              - const: ahb
+              - const: per
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - fsl,imx25-usb
+              - fsl,imx35-usb
+    then:
+      properties:
+        clocks:
+          minItems: 3
+          maxItems: 3
+        clock-names:
+          minItems: 3
+          maxItems: 3
+          items:
+            anyOf:
+              - const: ipg
+              - const: ahb
+              - const: per
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,ci-hdrc
+    then:
+      properties:
+        reg:
+          minItems: 2
+          maxItems: 2
+        interrupts:
+          minItems: 1
+          maxItems: 2
+        clocks:
+          minItems: 2
+          maxItems: 3
+        clock-names:
+          minItems: 2
+          maxItems: 3
+          items:
+            anyOf:
+              - const: core
+              - const: iface
+              - const: fs
+                description: optional
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - chipidea,usb2
+              - fsl,imx23-usb
+              - fsl,imx28-usb
+              - fsl,imx7d-usb
+              - fsl,vf610-usb
+    then:
+      properties:
+        clocks:
+          minItems: 1
+          maxItems: 1
+        clock-names:
+          minItems: 1
+          maxItems: 1
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            oneOf:
+              - pattern: '^fsl,imx5[0-3]+-usb$'
+              - pattern: '^fsl,imx6[a-z]+-usb$'
+    then:
+      properties:
+        clocks:
+          minItems: 1
+          maxItems: 1
+        clock-names:
+          minItems: 1
+          maxItems: 1
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - chipidea,usb2
+              - fsl,imx27-usb
+              - fsl,imx6ul-usb
+    then:
+      properties:
+        reg:
+          minItems: 1
+          maxItems: 1
+        interrupts:
+          minItems: 1
+          maxItems: 1
+
 unevaluatedProperties: false
 
 examples:
-- 
2.34.1





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