linux-kernel - [PATCH v9 06/11] dt-bindings: usb: ci-hdrc-usb2-imx: add compatible and clock-names restriction for imx93

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Date: Fri, 15 Mar 2024 15:24:50 +0800
From: Xu Yang <xu.yang_2@....com>
To: gregkh@...uxfoundation.org,
	robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	shawnguo@...nel.org,
	conor+dt@...nel.org
Cc: s.hauer@...gutronix.de,
	kernel@...gutronix.de,
	festevam@...il.com,
	linux-imx@....com,
	peter.chen@...nel.org,
	xu.yang_2@....com,
	jun.li@....com,
	linux-usb@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	imx@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: [PATCH v9 06/11] dt-bindings: usb: ci-hdrc-usb2-imx: add compatible and clock-names restriction for imx93

The i.MX93 needs a wakup clock to work properly. This will add compatible
and restriction for i.MX93 platform.

Reviewed-by: Rob Herring <robh@...nel.org>
Signed-off-by: Xu Yang <xu.yang_2@....com>

---
Changes in v2:
 - no changes
Changes in v3:
 - add clocks restriction
Changes in v4:
 - use 'contains' rather 'items'
Changes in v5:
 - rename clock name
Changes in v6:
 - new patch based on ci-hdrc-usb2-imx.yaml
Changes in v7:
 - no changes
Changes in v8:
 - rewrite the restriction
Changes in v9:
 - add Rb tag
---
 .../bindings/usb/chipidea,usb2-imx.yaml        | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/chipidea,usb2-imx.yaml b/Documentation/devicetree/bindings/usb/chipidea,usb2-imx.yaml
index e2eb60eaf6fe..8f6136f5d72e 100644
--- a/Documentation/devicetree/bindings/usb/chipidea,usb2-imx.yaml
+++ b/Documentation/devicetree/bindings/usb/chipidea,usb2-imx.yaml
@@ -40,6 +40,7 @@ properties:
           - enum:
               - fsl,imx8mm-usb
               - fsl,imx8mn-usb
+              - fsl,imx93-usb
           - const: fsl,imx7d-usb
           - const: fsl,imx27-usb
       - items:
@@ -183,6 +184,23 @@ allOf:
             - const: ahb
             - const: per
 
+  # imx93 Soc needs two clocks
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - fsl,imx93-usb
+    then:
+      properties:
+        clocks:
+          minItems: 2
+          maxItems: 2
+        clock-names:
+          items:
+            - const: usb_ctrl_root
+            - const: usb_wakeup
+
   # imx7d Soc need one clock
   - if:
       properties:
-- 
2.34.1