From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- .../devicetree/bindings/usb/mediatek,musb.txt | 57 ++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/mediatek,musb.txt (limited to 'Documentation/devicetree/bindings/usb/mediatek,musb.txt') diff --git a/Documentation/devicetree/bindings/usb/mediatek,musb.txt b/Documentation/devicetree/bindings/usb/mediatek,musb.txt new file mode 100644 index 000000000..5eedb0296 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/mediatek,musb.txt @@ -0,0 +1,57 @@ +MediaTek musb DRD/OTG controller +------------------------------------------- + +Required properties: + - compatible : should be one of: + "mediatek,mt2701-musb" + ... + followed by "mediatek,mtk-musb" + - reg : specifies physical base address and size of + the registers + - interrupts : interrupt used by musb controller + - interrupt-names : must be "mc" + - phys : PHY specifier for the OTG phy + - dr_mode : should be one of "host", "peripheral" or "otg", + refer to usb/generic.txt + - clocks : a list of phandle + clock-specifier pairs, one for + each entry in clock-names + - clock-names : must contain "main", "mcu", "univpll" + for clocks of controller + +Optional properties: + - power-domains : a phandle to USB power domain node to control USB's + MTCMOS + +Required child nodes: + usb connector node as defined in bindings/connector/usb-connector.yaml +Optional properties: + - id-gpios : input GPIO for USB ID pin. + - vbus-gpios : input GPIO for USB VBUS pin. + - vbus-supply : reference to the VBUS regulator, needed when supports + dual-role mode + - usb-role-switch : use USB Role Switch to support dual-role switch, see + usb/generic.txt. + +Example: + +usb2: usb@11200000 { + compatible = "mediatek,mt2701-musb", + "mediatek,mtk-musb"; + reg = <0 0x11200000 0 0x1000>; + interrupts = ; + interrupt-names = "mc"; + phys = <&u2port2 PHY_TYPE_USB2>; + dr_mode = "otg"; + clocks = <&pericfg CLK_PERI_USB0>, + <&pericfg CLK_PERI_USB0_MCU>, + <&pericfg CLK_PERI_USB_SLV>; + clock-names = "main","mcu","univpll"; + power-domains = <&scpsys MT2701_POWER_DOMAIN_IFR_MSC>; + usb-role-switch; + connector{ + compatible = "gpio-usb-b-connector", "usb-b-connector"; + type = "micro"; + id-gpios = <&pio 44 GPIO_ACTIVE_HIGH>; + vbus-supply = <&usb_vbus>; + }; +}; -- cgit v1.2.3