[PATCH v3 2/5] dt-bindings: usb: generic-ohci: add AT91RM9200 OHCI binding support

[Charan Pedumuru <charan.pedumuru@gmail.com>]

Add binding support for the Atmel AT91RM9200 OHCI USB host controller
to the generic OHCI schema.

Signed-off-by: Charan Pedumuru <charan.pedumuru@gmail.com>
---
 .../devicetree/bindings/usb/generic-ohci.yaml      | 33 ++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/generic-ohci.yaml b/Documentation/devicetree/bindings/usb/generic-ohci.yaml
index 961cbf85eeb5..a8a94b9c1fee 100644
--- a/Documentation/devicetree/bindings/usb/generic-ohci.yaml
+++ b/Documentation/devicetree/bindings/usb/generic-ohci.yaml
@@ -55,6 +55,7 @@ properties:
           - ti,ohci-omap3
       - items:
           - enum:
+              - atmel,at91rm9200-ohci
               - cavium,octeon-6335-ohci
               - nintendo,hollywood-usb-ohci
               - nxp,ohci-nxp
@@ -137,6 +138,16 @@ properties:
       The associated ISP1301 device. Necessary for the UDC controller for
       connecting to the USB physical layer.
 
+  atmel,vbus-gpio:
+    description: GPIO used to control or sense the USB VBUS power.
+    minItems: 1
+    maxItems: 3
+
+  atmel,oc-gpio:
+    description: GPIO used to signal USB overcurrent condition.
+    minItems: 1
+    maxItems: 3
+
 required:
   - compatible
   - reg
@@ -144,6 +155,28 @@ required:
 
 allOf:
   - $ref: usb-hcd.yaml
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: atmel,at91rm9200-ohci
+    then:
+      properties:
+        clock-names:
+          items:
+            - const: ohci_clk
+            - const: hclk
+            - const: uhpck
+
+      required:
+        - clocks
+        - clock-names
+
+    else:
+      properties:
+        atmel,vbus-gpio: false
+        atmel,oc-gpio: false
+
   - if:
       not:
         properties:

-- 
2.53.0