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-rw-r--r--Documentation/devicetree/bindings/usb/generic-ehci.yaml3
-rw-r--r--Documentation/devicetree/bindings/usb/generic-ohci.yaml3
2 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/generic-ehci.yaml b/Documentation/devicetree/bindings/usb/generic-ehci.yaml
index fde980b9d73e..69f3f26d1207 100644
--- a/Documentation/devicetree/bindings/usb/generic-ehci.yaml
+++ b/Documentation/devicetree/bindings/usb/generic-ehci.yaml
@@ -88,6 +88,9 @@ properties:
phy-names:
const: usb
+ iommus:
+ maxItems: 1
+
required:
- compatible
- reg
diff --git a/Documentation/devicetree/bindings/usb/generic-ohci.yaml b/Documentation/devicetree/bindings/usb/generic-ohci.yaml
index d7efddf27b22..2178bcc401bc 100644
--- a/Documentation/devicetree/bindings/usb/generic-ohci.yaml
+++ b/Documentation/devicetree/bindings/usb/generic-ohci.yaml
@@ -76,6 +76,9 @@ properties:
phy-names:
const: usb
+ iommus:
+ maxItems: 1
+
required:
- compatible
- reg