Commit c616b709 authored Dec 15, 2025 by Rob Herring (Arm) Committed by Greg Kroah-Hartman Dec 17, 2025

dt-bindings: usb: ehci/ohci: Allow "dma-coherent"



EHCI and OHCI controllers can be DMA coherent on some platforms, so
allow the "dma-coherent" property.

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Link: https://patch.msgid.link/20251215212515.3318052-1-robh@kernel.org


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 1c937381

Documentation/devicetree/bindings/usb/generic-ehci.yaml

+2 −0

Original line number	Diff line number	Diff line
		@@ -93,6 +93,8 @@ properties:
		minItems: 1
		maxItems: 2

		dma-coherent: true

		interrupts:
		maxItems: 1

Documentation/devicetree/bindings/usb/generic-ohci.yaml

+2 −0

Original line number	Diff line number	Diff line
		@@ -64,6 +64,8 @@ properties:
		reg:
		maxItems: 1

		dma-coherent: true

		interrupts:
		maxItems: 1