linux-kernel - [RESEND v6 6/9] dt-bindings: usb: ci-hdrc-usb2-imx: add compatible and clock-names restriction for imx93

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Message-Id: <20240221080238.1615536-6-xu.yang_2@nxp.com>
Date: Wed, 21 Feb 2024 16:02:35 +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,
	linux-kernel@...r.kernel.org
Subject: [RESEND v6 6/9] 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.

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
---
 .../bindings/usb/ci-hdrc-usb2-imx.yaml        | 34 ++++++++++++++-----
 .../devicetree/bindings/usb/ci-hdrc-usb2.yaml |  1 +
 2 files changed, 27 insertions(+), 8 deletions(-)

diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2-imx.yaml b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2-imx.yaml
index 20bb048938ff..d509cfbcf0d5 100644
--- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2-imx.yaml
+++ b/Documentation/devicetree/bindings/usb/ci-hdrc-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:
@@ -93,14 +94,31 @@ allOf:
               - const: ahb
               - const: per
       else:
-        # other imx Socs only need one clock
-        properties:
-          clocks:
-            minItems: 1
-            maxItems: 1
-          clock-names:
-            minItems: 1
-            maxItems: 1
+        # 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
+        else:
+          # other imx Socs only need one clock
+          properties:
+            clocks:
+              minItems: 1
+              maxItems: 1
+            clock-names:
+              minItems: 1
+              maxItems: 1
 
 required:
   - compatible
diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
index 3b56e0edb1c6..ff826414bcb2 100644
--- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
+++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
@@ -57,6 +57,7 @@ properties:
           - enum:
               - fsl,imx8mm-usb
               - fsl,imx8mn-usb
+              - fsl,imx93-usb
           - const: fsl,imx7d-usb
           - const: fsl,imx27-usb
       - items:
-- 
2.34.1