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[03/18] dt-bindings: usb: usb-hcd: Add "otg-rev" property restriction

Message ID 20201010224121.12672-4-Sergey.Semin@baikalelectronics.ru
State New
Headers show
Series dt-bindings: usb: Add generic USB HCD, xHCI, DWC USB3 DT schema | expand

Commit Message

Serge Semin Oct. 10, 2020, 10:41 p.m. UTC 
There are only four OTG revisions are currently supported by the kernel:
0x0100, 0x0120, 0x0130, 0x0200. Any another value is considered as
invalid.

Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
---
 Documentation/devicetree/bindings/usb/usb-hcd.yaml | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/usb/usb-hcd.yaml b/Documentation/devicetree/bindings/usb/usb-hcd.yaml
index e1a82a2b3295..39e90147dfcc 100644
--- a/Documentation/devicetree/bindings/usb/usb-hcd.yaml
+++ b/Documentation/devicetree/bindings/usb/usb-hcd.yaml
@@ -56,6 +56,7 @@  properties:
       features (HNP/SRP/ADP) is enabled. If ADP is required, otg-rev should be
       0x0200 or above.
     $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [0x0100, 0x0120, 0x0130, 0x0200]
 
   companion:
     description: Phandle of a companion device