From 8dcb5a119b9c04467697b1d2f40b7c85912af8b3 Mon Sep 17 00:00:00 2001 From: Hanjie Lin Date: Mon, 20 Jan 2020 10:58:03 +0800 Subject: [PATCH] dt-bindings: usb: dwc3: Add the Amlogic A1 Family DWC3 Glue Bindings The Amlogic A1 SoC Family embeds 1 USB Controllers: - a DWC3 IP configured as Host for USB2 and USB3 A glue connects the controllers to the USB2 PHY of A1 SoC. Reviewed-by: Rob Herring Signed-off-by: Yue Wang Signed-off-by: Hanjie Lin Signed-off-by: Felipe Balbi --- .../bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml b/Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml index 267fce165994..b0e5e0fe9386 100644 --- a/Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml +++ b/Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml @@ -22,10 +22,14 @@ description: | The DWC3 Glue controls the PHY routing and power, an interrupt line is connected to the Glue to serve as OTG ID change detection. + The Amlogic A1 embeds a DWC3 USB IP Core configured for USB2 in + host-only mode. + properties: compatible: enum: - amlogic,meson-g12a-usb-ctrl + - amlogic,meson-a1-usb-ctrl ranges: true @@ -84,6 +88,25 @@ required: - phys - dr_mode +allOf: + - if: + properties: + compatible: + enum: + - amlogic,meson-a1-usb-ctrl + + then: + properties: + clocks: + minItems: 3 + clock-names: + items: + - const: usb_ctrl + - const: usb_bus + - const: xtal_usb_ctrl + required: + - clock-names + examples: - | usb: usb@ffe09000 { -- 2.11.0