From 05db0dcc70c61bb51d01845e558bd43add5d55bb Mon Sep 17 00:00:00 2001 From: Martin Blumenstingl Date: Sat, 3 Mar 2018 22:43:02 +0100 Subject: dt-bindings: usb: add the documentation for USB HCDs A USB HCD may have several PHYs which need to be configured before the the HCD starts working. This adds the documentation for such a USB HCD as well as a reference to the new "usb-hcd.txt" from all bindings that implement a USB HCD which support one USB PHY per port. Signed-off-by: Martin Blumenstingl Reviewed-by: Rob Herring Tested-by: Yixun Lan Tested-by: Neil Armstrong Signed-off-by: Greg Kroah-Hartman --- Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt') diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt index 88d9f4a4b280..266c2d917a28 100644 --- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt +++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt @@ -32,7 +32,7 @@ Required properties: "mcu_ck": mcu_bus clock for register access, "dma_ck": dma_bus clock for data transfer by DMA - - phys : a list of phandle + phy specifier pairs + - phys : see usb-hcd.txt in the current directory Optional properties: - wakeup-source : enable USB remote wakeup; @@ -52,6 +52,9 @@ Optional properties: See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt - imod-interval-ns: default interrupt moderation interval is 5000ns +additionally the properties from usb-hcd.txt (in the current directory) are +supported. + Example: usb30: usb@11270000 { compatible = "mediatek,mt8173-xhci"; -- cgit v1.2.3-55-g7522