diff options
Diffstat (limited to 'Documentation/devicetree/bindings/usb')
6 files changed, 126 insertions, 8 deletions
diff --git a/Documentation/devicetree/bindings/usb/dwc2.txt b/Documentation/devicetree/bindings/usb/dwc2.txt index fd132cbee70e..221368207ca4 100644 --- a/Documentation/devicetree/bindings/usb/dwc2.txt +++ b/Documentation/devicetree/bindings/usb/dwc2.txt @@ -4,6 +4,7 @@ Platform DesignWare HS OTG USB 2.0 controller Required properties: - compatible : One of: - brcm,bcm2835-usb: The DWC2 USB controller instance in the BCM2835 SoC. + - hisilicon,hi6220-usb: The DWC2 USB controller instance in the hi6220 SoC. - rockchip,rk3066-usb: The DWC2 USB controller instance in the rk3066 Soc; - "rockchip,rk3188-usb", "rockchip,rk3066-usb", "snps,dwc2": for rk3188 Soc; - "rockchip,rk3288-usb", "rockchip,rk3066-usb", "snps,dwc2": for rk3288 Soc; diff --git a/Documentation/devicetree/bindings/usb/dwc3-xilinx.txt b/Documentation/devicetree/bindings/usb/dwc3-xilinx.txt new file mode 100644 index 000000000000..30361b32a460 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/dwc3-xilinx.txt @@ -0,0 +1,33 @@ +Xilinx SuperSpeed DWC3 USB SoC controller + +Required properties: +- compatible: Should contain "xlnx,zynqmp-dwc3" +- clocks: A list of phandles for the clocks listed in clock-names +- clock-names: Should contain the following: + "bus_clk" Master/Core clock, have to be >= 125 MHz for SS + operation and >= 60MHz for HS operation + + "ref_clk" Clock source to core during PHY power down + +Required child node: +A child node must exist to represent the core DWC3 IP block. The name of +the node is not important. The content of the node is defined in dwc3.txt. + +Example device node: + + usb@0 { + #address-cells = <0x2>; + #size-cells = <0x1>; + status = "okay"; + compatible = "xlnx,zynqmp-dwc3"; + clock-names = "bus_clk" "ref_clk"; + clocks = <&clk125>, <&clk125>; + ranges; + + dwc3@fe200000 { + compatible = "snps,dwc3"; + reg = <0x0 0xfe200000 0x40000>; + interrupts = <0x0 0x41 0x4>; + dr_mode = "host"; + }; + }; diff --git a/Documentation/devicetree/bindings/usb/mt8173-xhci.txt b/Documentation/devicetree/bindings/usb/mt8173-xhci.txt new file mode 100644 index 000000000000..b3a7ffa48852 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/mt8173-xhci.txt @@ -0,0 +1,51 @@ +MT8173 xHCI + +The device node for Mediatek SOC USB3.0 host controller + +Required properties: + - compatible : should contain "mediatek,mt8173-xhci" + - reg : specifies physical base address and size of the registers, + the first one for MAC, the second for IPPC + - interrupts : interrupt used by the controller + - power-domains : a phandle to USB power domain node to control USB's + mtcmos + - vusb33-supply : regulator of USB avdd3.3v + + - clocks : a list of phandle + clock-specifier pairs, one for each + entry in clock-names + - clock-names : must contain + "sys_ck": for clock of xHCI MAC + "wakeup_deb_p0": for USB wakeup debounce clock of port0 + "wakeup_deb_p1": for USB wakeup debounce clock of port1 + + - phys : a list of phandle + phy specifier pairs + +Optional properties: + - mediatek,wakeup-src : 1: ip sleep wakeup mode; 2: line state wakeup + mode; + - mediatek,syscon-wakeup : phandle to syscon used to access USB wakeup + control register, it depends on "mediatek,wakeup-src". + - vbus-supply : reference to the VBUS regulator; + - usb3-lpm-capable : supports USB3.0 LPM + +Example: +usb30: usb@11270000 { + compatible = "mediatek,mt8173-xhci"; + reg = <0 0x11270000 0 0x1000>, + <0 0x11280700 0 0x0100>; + interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>; + clocks = <&topckgen CLK_TOP_USB30_SEL>, + <&pericfg CLK_PERI_USB0>, + <&pericfg CLK_PERI_USB1>; + clock-names = "sys_ck", + "wakeup_deb_p0", + "wakeup_deb_p1"; + phys = <&phy_port0 PHY_TYPE_USB3>, + <&phy_port1 PHY_TYPE_USB2>; + vusb33-supply = <&mt6397_vusb_reg>; + vbus-supply = <&usb_p1_vbus>; + usb3-lpm-capable; + mediatek,syscon-wakeup = <&pericfg>; + mediatek,wakeup-src = <1>; +}; diff --git a/Documentation/devicetree/bindings/usb/renesas_usb3.txt b/Documentation/devicetree/bindings/usb/renesas_usb3.txt new file mode 100644 index 000000000000..8d52766f07b9 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/renesas_usb3.txt @@ -0,0 +1,23 @@ +Renesas Electronics USB3.0 Peripheral driver + +Required properties: + - compatible: Must contain one of the following: + - "renesas,r8a7795-usb3-peri" + - reg: Base address and length of the register for the USB3.0 Peripheral + - interrupts: Interrupt specifier for the USB3.0 Peripheral + - clocks: clock phandle and specifier pair + +Example: + usb3_peri0: usb@ee020000 { + compatible = "renesas,r8a7795-usb3-peri"; + reg = <0 0xee020000 0 0x400>; + interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 328>; + }; + + usb3_peri1: usb@ee060000 { + compatible = "renesas,r8a7795-usb3-peri"; + reg = <0 0xee060000 0 0x400>; + interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 327>; + }; diff --git a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt index 7d48f63db44e..b6040563e51a 100644 --- a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt +++ b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt @@ -1,11 +1,21 @@ Renesas Electronics USBHS driver Required properties: - - compatible: Must contain one of the following: - - "renesas,usbhs-r8a7790" - - "renesas,usbhs-r8a7791" - - "renesas,usbhs-r8a7794" - - "renesas,usbhs-r8a7795" + - compatible: Must contain one or more of the following: + + - "renesas,usbhs-r8a7790" for r8a7790 (R-Car H2) compatible device + - "renesas,usbhs-r8a7791" for r8a7791 (R-Car M2-W) compatible device + - "renesas,usbhs-r8a7792" for r8a7792 (R-Car V2H) compatible device + - "renesas,usbhs-r8a7793" for r8a7793 (R-Car M2-N) compatible device + - "renesas,usbhs-r8a7794" for r8a7794 (R-Car E2) compatible device + - "renesas,usbhs-r8a7795" for r8a7795 (R-Car H3) compatible device + - "renesas,rcar-gen2-usbhs" for R-Car Gen2 compatible device + - "renesas,rcar-gen3-usbhs" for R-Car Gen3 compatible device + + When compatible with the generic version, nodes must list the + SoC-specific version corresponding to the platform first followed + by the generic version. + - reg: Base address and length of the register for the USBHS - interrupts: Interrupt specifier for the USBHS - clocks: A list of phandle + clock specifier pairs @@ -22,7 +32,7 @@ Optional properties: Example: usbhs: usb@e6590000 { - compatible = "renesas,usbhs-r8a7790"; + compatible = "renesas,usbhs-r8a7790", "renesas,rcar-gen2-usbhs"; reg = <0 0xe6590000 0 0x100>; interrupts = <0 107 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp7_clks R8A7790_CLK_HSUSB>; diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt index 86f67f0886bc..082573289f1e 100644 --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt @@ -3,8 +3,8 @@ USB xHCI controllers Required properties: - compatible: should be one of "generic-xhci", "marvell,armada-375-xhci", "marvell,armada-380-xhci", - "renesas,xhci-r8a7790", "renesas,xhci-r8a7791" (deprecated: - "xhci-platform"). + "renesas,xhci-r8a7790", "renesas,xhci-r8a7791", "renesas,xhci-r8a7793", + "renesas,xhci-r8a7795" (deprecated: "xhci-platform"). - reg: should contain address and length of the standard XHCI register set for the device. - interrupts: one XHCI interrupt should be described here. |