linux-kernel - [PATCH RFC v2 4/4] dt-bindings: phy: hisi-inno-usb2: add compatible of hisilicon,hi3798mv200-usb2-phy

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Message-Id: <20240217-inno-phy-v2-4-3bf7e87b0e9e@outlook.com>
Date: Sat, 17 Feb 2024 22:02:48 +0800
From: Yang Xiwen via B4 Relay <devnull+forbidden405.outlook.com@...nel.org>
To: Vinod Koul <vkoul@...nel.org>, 
 Kishon Vijay Abraham I <kishon@...nel.org>, 
 Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Jiancheng Xue <xuejiancheng@...ilicon.com>, 
 Shawn Guo <shawn.guo@...aro.org>, Philipp Zabel <p.zabel@...gutronix.de>
Cc: linux-phy@...ts.infradead.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Kishon Vijay Abraham I <kishon@...com>, 
 David Yang <mmyangfl@...il.com>, Yang Xiwen <forbidden405@...look.com>
Subject: [PATCH RFC v2 4/4] dt-bindings: phy: hisi-inno-usb2: add
 compatible of hisilicon,hi3798mv200-usb2-phy

From: Yang Xiwen <forbidden405@...look.com>

It is accessed by direct MMIO, making "ranges" property mandatory for
it. Also there is an extra clock for the phy.

Signed-off-by: Yang Xiwen <forbidden405@...look.com>
---
 .../bindings/phy/hisilicon,inno-usb2-phy.yaml      | 32 ++++++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/phy/hisilicon,inno-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/hisilicon,inno-usb2-phy.yaml
index bfbda1568557..105dd9eebd4c 100644
--- a/Documentation/devicetree/bindings/phy/hisilicon,inno-usb2-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/hisilicon,inno-usb2-phy.yaml
@@ -16,6 +16,7 @@ properties:
       - enum:
           - hisilicon,hi3798cv200-usb2-phy
           - hisilicon,hi3798mv100-usb2-phy
+          - hisilicon,hi3798mv200-usb2-phy
       - const: hisilicon,inno-usb2-phy
 
   reg:
@@ -25,18 +26,27 @@ properties:
       controller, e.g. PERI_USB0 for USB 2.0 PHY01 on Hi3798CV200 SoC.
       Or direct MMIO address space.
 
+  ranges:
+    maxItems: 1
+
   '#address-cells':
     const: 1
 
   '#size-cells':
-    const: 0
+    enum: [0, 1]
 
   clocks:
     maxItems: 1
     description: reference clock
 
   resets:
-    maxItems: 1
+    minItems: 1
+    maxItems: 2
+
+  reset-names:
+    items:
+      - const: port
+      - const: test
 
 patternProperties:
   'phy@[0-9a-f]+':
@@ -54,6 +64,9 @@ patternProperties:
       resets:
         maxItems: 1
 
+      phy_type:
+        const: utmi
+
     required:
       - reg
       - '#phy-cells'
@@ -67,6 +80,21 @@ required:
   - '#size-cells'
   - resets
 
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: hisilicon,hi3798mv200-usb2-phy
+    then:
+      required:
+        - ranges
+        - reset-names
+    else:
+      properties:
+        ranges: false
+        reset-names: false
+
 additionalProperties: false
 
 examples:

-- 
2.43.0