diff options
Diffstat (limited to 'Documentation/devicetree/bindings/usb')
16 files changed, 355 insertions, 17 deletions
diff --git a/Documentation/devicetree/bindings/usb/allwinner,sun4i-a10-musb.txt b/Documentation/devicetree/bindings/usb/allwinner,sun4i-a10-musb.txt index 862cd7c79805..d9b42da016f3 100644 --- a/Documentation/devicetree/bindings/usb/allwinner,sun4i-a10-musb.txt +++ b/Documentation/devicetree/bindings/usb/allwinner,sun4i-a10-musb.txt @@ -2,8 +2,8 @@ Allwinner sun4i A10 musb DRC/OTG controller ------------------------------------------- Required properties: - - compatible : "allwinner,sun4i-a10-musb", "allwinner,sun6i-a31-musb" - or "allwinner,sun8i-a33-musb" + - compatible : "allwinner,sun4i-a10-musb", "allwinner,sun6i-a31-musb", + "allwinner,sun8i-a33-musb" or "allwinner,sun8i-h3-musb" - reg : mmio address range of the musb controller - clocks : clock specifier for the musb controller ahb gate clock - reset : reset specifier for the ahb reset (A31 and newer only) diff --git a/Documentation/devicetree/bindings/usb/atmel-usb.txt b/Documentation/devicetree/bindings/usb/atmel-usb.txt index f4262ed60582..ad8ea56a9ed3 100644 --- a/Documentation/devicetree/bindings/usb/atmel-usb.txt +++ b/Documentation/devicetree/bindings/usb/atmel-usb.txt @@ -6,9 +6,9 @@ Required properties: - compatible: Should be "atmel,at91rm9200-ohci" for USB controllers used in host mode. - reg: Address and length of the register set for the device - - interrupts: Should contain ehci interrupt + - interrupts: Should contain ohci interrupt - clocks: Should reference the peripheral, host and system clocks - - clock-names: Should contains two strings + - clock-names: Should contain three strings "ohci_clk" for the peripheral clock "hclk" for the host clock "uhpck" for the system clock @@ -35,7 +35,7 @@ Required properties: - reg: Address and length of the register set for the device - interrupts: Should contain ehci interrupt - clocks: Should reference the peripheral and the UTMI clocks - - clock-names: Should contains two strings + - clock-names: Should contain two strings "ehci_clk" for the peripheral clock "usb_clk" for the UTMI clock @@ -58,7 +58,7 @@ Required properties: - reg: Address and length of the register set for the device - interrupts: Should contain macb interrupt - clocks: Should reference the peripheral and the AHB clocks - - clock-names: Should contains two strings + - clock-names: Should contain two strings "pclk" for the peripheral clock "hclk" for the AHB clock @@ -85,7 +85,7 @@ Required properties: - reg: Address and length of the register set for the device - interrupts: Should contain usba interrupt - clocks: Should reference the peripheral and host clocks - - clock-names: Should contains two strings + - clock-names: Should contain two strings "pclk" for the peripheral clock "hclk" for the host clock - ep childnode: To specify the number of endpoints and their properties. diff --git a/Documentation/devicetree/bindings/usb/da8xx-usb.txt b/Documentation/devicetree/bindings/usb/da8xx-usb.txt new file mode 100644 index 000000000000..ccb844aba7d4 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/da8xx-usb.txt @@ -0,0 +1,43 @@ +TI DA8xx MUSB +~~~~~~~~~~~~~ +For DA8xx/OMAP-L1x/AM17xx/AM18xx platforms. + +Required properties: +~~~~~~~~~~~~~~~~~~~~ + - compatible : Should be set to "ti,da830-musb". + + - reg: Offset and length of the USB controller register set. + + - interrupts: The USB interrupt number. + + - interrupt-names: Should be set to "mc". + + - dr_mode: The USB operation mode. Should be one of "host", "peripheral" or "otg". + + - phys: Phandle for the PHY device + + - phy-names: Should be "usb-phy" + +Optional properties: +~~~~~~~~~~~~~~~~~~~~ + - vbus-supply: Phandle to a regulator providing the USB bus power. + +Example: + usb_phy: usb-phy { + compatible = "ti,da830-usb-phy"; + #phy-cells = <0>; + status = "okay"; + }; + usb0: usb@200000 { + compatible = "ti,da830-musb"; + reg = <0x00200000 0x10000>; + interrupts = <58>; + interrupt-names = "mc"; + + dr_mode = "host"; + vbus-supply = <&usb_vbus>; + phys = <&usb_phy 0>; + phy-names = "usb-phy"; + + status = "okay"; + }; diff --git a/Documentation/devicetree/bindings/usb/dwc2.txt b/Documentation/devicetree/bindings/usb/dwc2.txt index 2c30a5479069..6c7c2bce6d0c 100644 --- a/Documentation/devicetree/bindings/usb/dwc2.txt +++ b/Documentation/devicetree/bindings/usb/dwc2.txt @@ -12,6 +12,7 @@ Required properties: - "lantiq,xrx200-usb": The DWC2 USB controller instance in Lantiq XRX SoCs; - "amlogic,meson8b-usb": The DWC2 USB controller instance in Amlogic Meson8b SoCs; - "amlogic,meson-gxbb-usb": The DWC2 USB controller instance in Amlogic S905 SoCs; + - "amcc,dwc-otg": The DWC2 USB controller instance in AMCC Canyonlands 460EX SoCs; - snps,dwc2: A generic DWC2 USB controller with default parameters. - reg : Should contain 1 register range (address and length) - interrupts : Should contain 1 interrupt @@ -25,11 +26,13 @@ Optional properties: Refer to phy/phy-bindings.txt for generic phy consumer properties - dr_mode: shall be one of "host", "peripheral" and "otg" Refer to usb/generic.txt -- g-use-dma: enable dma usage in gadget driver. - g-rx-fifo-size: size of rx fifo size in gadget mode. - g-np-tx-fifo-size: size of non-periodic tx fifo size in gadget mode. - g-tx-fifo-size: size of periodic tx fifo per endpoint (except ep0) in gadget mode. +Deprecated properties: +- g-use-dma: gadget DMA mode is automatically detected + Example: usb@101c0000 { diff --git a/Documentation/devicetree/bindings/usb/dwc3-st.txt b/Documentation/devicetree/bindings/usb/dwc3-st.txt index 01c71b1258f4..50dee3b44665 100644 --- a/Documentation/devicetree/bindings/usb/dwc3-st.txt +++ b/Documentation/devicetree/bindings/usb/dwc3-st.txt @@ -20,10 +20,10 @@ See: Documentation/devicetree/bindings/reset/reset.txt with 'reg' property - pinctl-names : A pinctrl state named "default" must be defined -See: Documentation/devicetree/bindings/pinctrl/pinctrl-binding.txt +See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt - pinctrl-0 : Pin control group -See: Documentation/devicetree/bindings/pinctrl/pinctrl-binding.txt +See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt - ranges : allows valid 1:1 translation between child's address space and parent's address space diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt index e3e6983288e3..f658f394c2d3 100644 --- a/Documentation/devicetree/bindings/usb/dwc3.txt +++ b/Documentation/devicetree/bindings/usb/dwc3.txt @@ -56,6 +56,10 @@ Optional properties: - <DEPRECATED> tx-fifo-resize: determines if the FIFO *has* to be reallocated. + - in addition all properties from usb-xhci.txt from the current directory are + supported as well + + This is usually a subnode to DWC3 glue to which it is connected. dwc3@4a030000 { diff --git a/Documentation/devicetree/bindings/usb/ehci-omap.txt b/Documentation/devicetree/bindings/usb/ehci-omap.txt index 3dc231c832b0..d77e11a975a2 100644 --- a/Documentation/devicetree/bindings/usb/ehci-omap.txt +++ b/Documentation/devicetree/bindings/usb/ehci-omap.txt @@ -29,4 +29,3 @@ usbhsehci: ehci@4a064c00 { &usbhsehci { phys = <&hsusb1_phy 0 &hsusb3_phy>; }; - diff --git a/Documentation/devicetree/bindings/usb/ehci-st.txt b/Documentation/devicetree/bindings/usb/ehci-st.txt index fb45fa5770bb..410d922cfdd7 100644 --- a/Documentation/devicetree/bindings/usb/ehci-st.txt +++ b/Documentation/devicetree/bindings/usb/ehci-st.txt @@ -7,7 +7,7 @@ Required properties: - interrupts : one EHCI interrupt should be described here - pinctrl-names : a pinctrl state named "default" must be defined - pinctrl-0 : phandle referencing pin configuration of the USB controller -See: Documentation/devicetree/bindings/pinctrl/pinctrl-binding.txt +See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt - clocks : phandle list of usb clocks - clock-names : should be "ic" for interconnect clock and "clk48" See: Documentation/devicetree/bindings/clock/clock-bindings.txt diff --git a/Documentation/devicetree/bindings/usb/mt8173-mtu3.txt b/Documentation/devicetree/bindings/usb/mt8173-mtu3.txt new file mode 100644 index 000000000000..1d7c3bc677f7 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/mt8173-mtu3.txt @@ -0,0 +1,87 @@ +The device node for Mediatek USB3.0 DRD controller + +Required properties: + - compatible : should be "mediatek,mt8173-mtu3" + - reg : specifies physical base address and size of the registers + - reg-names: should be "mac" for device IP and "ippc" for IP port control + - interrupts : interrupt used by the device IP + - 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" and "ref_ck" for clock of controller; + "wakeup_deb_p0" and "wakeup_deb_p1" are optional, they are + depends on "mediatek,enable-wakeup" + - phys : a list of phandle + phy specifier pairs + - dr_mode : should be one of "host", "peripheral" or "otg", + refer to usb/generic.txt + +Optional properties: + - #address-cells, #size-cells : should be '2' if the device has sub-nodes + with 'reg' property + - ranges : allows valid 1:1 translation between child's address space and + parent's address space + - extcon : external connector for vbus and idpin changes detection, needed + when supports dual-role mode. + - vbus-supply : reference to the VBUS regulator, needed when supports + dual-role mode. + - pinctl-names : a pinctrl state named "default" must be defined, + "id_float" and "id_ground" are optinal which depends on + "mediatek,enable-manual-drd" + - pinctrl-0 : pin control group + See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt + + - maximum-speed : valid arguments are "super-speed", "high-speed" and + "full-speed"; refer to usb/generic.txt + - enable-manual-drd : supports manual dual-role switch via debugfs; usually + used when receptacle is TYPE-A and also wants to support dual-role + mode. + - mediatek,enable-wakeup : supports ip sleep wakeup used by host mode + - mediatek,syscon-wakeup : phandle to syscon used to access USB wakeup + control register, it depends on "mediatek,enable-wakeup". + +Sub-nodes: +The xhci should be added as subnode to mtu3 as shown in the following example +if host mode is enabled. The DT binding details of xhci can be found in: +Documentation/devicetree/bindings/usb/mt8173-xhci.txt + +Example: +ssusb: usb@11271000 { + compatible = "mediatek,mt8173-mtu3"; + reg = <0 0x11271000 0 0x3000>, + <0 0x11280700 0 0x0100>; + reg-names = "mac", "ippc"; + interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_LOW>; + phys = <&phy_port0 PHY_TYPE_USB3>, + <&phy_port1 PHY_TYPE_USB2>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>; + clocks = <&topckgen CLK_TOP_USB30_SEL>, <&clk26m>, + <&pericfg CLK_PERI_USB0>, + <&pericfg CLK_PERI_USB1>; + clock-names = "sys_ck", "ref_ck", + "wakeup_deb_p0", + "wakeup_deb_p1"; + vusb33-supply = <&mt6397_vusb_reg>; + vbus-supply = <&usb_p0_vbus>; + extcon = <&extcon_usb>; + dr_mode = "otg"; + mediatek,enable-wakeup; + mediatek,syscon-wakeup = <&pericfg>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + status = "disabled"; + + usb_host: xhci@11270000 { + compatible = "mediatek,mt8173-xhci"; + reg = <0 0x11270000 0 0x1000>; + reg-names = "mac"; + interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>; + clocks = <&topckgen CLK_TOP_USB30_SEL>, <&clk26m>; + clock-names = "sys_ck", "ref_ck"; + vusb33-supply = <&mt6397_vusb_reg>; + status = "disabled"; + }; +}; diff --git a/Documentation/devicetree/bindings/usb/mt8173-xhci.txt b/Documentation/devicetree/bindings/usb/mt8173-xhci.txt index b3a7ffa48852..0acfc8acbea1 100644 --- a/Documentation/devicetree/bindings/usb/mt8173-xhci.txt +++ b/Documentation/devicetree/bindings/usb/mt8173-xhci.txt @@ -2,10 +2,18 @@ MT8173 xHCI The device node for Mediatek SOC USB3.0 host controller +There are two scenarios: the first one only supports xHCI driver; +the second one supports dual-role mode, and the host is based on xHCI +driver. Take account of backward compatibility, we divide bindings +into two parts. + +1st: only supports xHCI driver +------------------------------------------------------------------------ + 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 + - reg : specifies physical base address and size of the registers + - reg-names: should be "mac" for xHCI MAC and "ippc" for IP port control - interrupts : interrupt used by the controller - power-domains : a phandle to USB power domain node to control USB's mtcmos @@ -15,6 +23,7 @@ Required properties: entry in clock-names - clock-names : must contain "sys_ck": for clock of xHCI MAC + "ref_ck": for reference clock of xHCI MAC "wakeup_deb_p0": for USB wakeup debounce clock of port0 "wakeup_deb_p1": for USB wakeup debounce clock of port1 @@ -27,18 +36,22 @@ Optional properties: control register, it depends on "mediatek,wakeup-src". - vbus-supply : reference to the VBUS regulator; - usb3-lpm-capable : supports USB3.0 LPM + - pinctrl-names : a pinctrl state named "default" must be defined + - pinctrl-0 : pin control group + See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt Example: usb30: usb@11270000 { compatible = "mediatek,mt8173-xhci"; reg = <0 0x11270000 0 0x1000>, <0 0x11280700 0 0x0100>; + reg-names = "mac", "ippc"; interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>; power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>; - clocks = <&topckgen CLK_TOP_USB30_SEL>, + clocks = <&topckgen CLK_TOP_USB30_SEL>, <&clk26m>, <&pericfg CLK_PERI_USB0>, <&pericfg CLK_PERI_USB1>; - clock-names = "sys_ck", + clock-names = "sys_ck", "ref_ck", "wakeup_deb_p0", "wakeup_deb_p1"; phys = <&phy_port0 PHY_TYPE_USB3>, @@ -49,3 +62,42 @@ usb30: usb@11270000 { mediatek,syscon-wakeup = <&pericfg>; mediatek,wakeup-src = <1>; }; + +2nd: dual-role mode with xHCI driver +------------------------------------------------------------------------ + +In the case, xhci is added as subnode to mtu3. An example and the DT binding +details of mtu3 can be found in: +Documentation/devicetree/bindings/usb/mt8173-mtu3.txt + +Required properties: + - compatible : should contain "mediatek,mt8173-xhci" + - reg : specifies physical base address and size of the registers + - reg-names: should be "mac" for xHCI MAC + - interrupts : interrupt used by the host 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 be + "sys_ck": for clock of xHCI MAC + "ref_ck": for reference clock of xHCI MAC + +Optional properties: + - 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>; + reg-names = "mac"; + interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>; + clocks = <&topckgen CLK_TOP_USB30_SEL>, <&clk26m>; + clock-names = "sys_ck", "ref_ck"; + vusb33-supply = <&mt6397_vusb_reg>; + usb3-lpm-capable; +}; diff --git a/Documentation/devicetree/bindings/usb/ohci-da8xx.txt b/Documentation/devicetree/bindings/usb/ohci-da8xx.txt new file mode 100644 index 000000000000..2dc8f67eda39 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/ohci-da8xx.txt @@ -0,0 +1,23 @@ +DA8XX USB OHCI controller + +Required properties: + + - compatible: Should be "ti,da830-ohci" + - reg: Should contain one register range i.e. start and length + - interrupts: Description of the interrupt line + - phys: Phandle for the PHY device + - phy-names: Should be "usb-phy" + +Optional properties: + - vbus-supply: phandle of regulator that controls vbus power / over-current + +Example: + +ohci: usb@0225000 { + compatible = "ti,da830-ohci"; + reg = <0x225000 0x1000>; + interrupts = <59>; + phys = <&usb_phy 1>; + phy-names = "usb-phy"; + vbus-supply = <®_usb_ohci>; +}; diff --git a/Documentation/devicetree/bindings/usb/qcom,dwc3.txt b/Documentation/devicetree/bindings/usb/qcom,dwc3.txt index 39acb084bce9..73cc0963e823 100644 --- a/Documentation/devicetree/bindings/usb/qcom,dwc3.txt +++ b/Documentation/devicetree/bindings/usb/qcom,dwc3.txt @@ -18,7 +18,7 @@ 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. Phy documentation is provided in the following places: -Documentation/devicetree/bindings/phy/qcom,dwc3-usb-phy.txt +Documentation/devicetree/bindings/phy/qcom-dwc3-usb-phy.txt Example device nodes: diff --git a/Documentation/devicetree/bindings/usb/s3c2410-usb.txt b/Documentation/devicetree/bindings/usb/s3c2410-usb.txt new file mode 100644 index 000000000000..e45b38ce2986 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/s3c2410-usb.txt @@ -0,0 +1,22 @@ +Samsung S3C2410 and compatible SoC USB controller + +OHCI + +Required properties: + - compatible: should be "samsung,s3c2410-ohci" for USB host controller + - reg: address and lenght of the controller memory mapped region + - interrupts: interrupt number for the USB OHCI controller + - clocks: Should reference the bus and host clocks + - clock-names: Should contain two strings + "usb-bus-host" for the USB bus clock + "usb-host" for the USB host clock + +Example: + +usb0: ohci@49000000 { + compatible = "samsung,s3c2410-ohci"; + reg = <0x49000000 0x100>; + interrupts = <0 0 26 3>; + clocks = <&clocks UCLK>, <&clocks HCLK_USBH>; + clock-names = "usb-bus-host", "usb-host"; +}; diff --git a/Documentation/devicetree/bindings/usb/ulpi.txt b/Documentation/devicetree/bindings/usb/ulpi.txt new file mode 100644 index 000000000000..ca179dc4bd50 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/ulpi.txt @@ -0,0 +1,20 @@ +ULPI bus binding +---------------- + +Phys that are behind a ULPI connection can be described with the following +binding. The host controller shall have a "ulpi" named node as a child, and +that node shall have one enabled node underneath it representing the ulpi +device on the bus. + +EXAMPLE +------- + +usb { + compatible = "vendor,usb-controller"; + + ulpi { + phy { + compatible = "vendor,phy"; + }; + }; +}; diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt index 966885c636d0..2d80b60eeabe 100644 --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt @@ -11,6 +11,7 @@ Required properties: - "renesas,xhci-r8a7791" for r8a7791 SoC - "renesas,xhci-r8a7793" for r8a7793 SoC - "renesas,xhci-r8a7795" for r8a7795 SoC + - "renesas,xhci-r8a7796" for r8a7796 SoC - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 compatible device - "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 compatible device - "xhci-platform" (deprecated) @@ -26,6 +27,7 @@ Required properties: Optional properties: - clocks: reference to a clock - usb3-lpm-capable: determines if platform is USB3 LPM capable + - quirk-broken-port-ped: set if the controller has broken port disable mechanism Example: usb@f0931000 { diff --git a/Documentation/devicetree/bindings/usb/usb251xb.txt b/Documentation/devicetree/bindings/usb/usb251xb.txt new file mode 100644 index 000000000000..0c065f77658f --- /dev/null +++ b/Documentation/devicetree/bindings/usb/usb251xb.txt @@ -0,0 +1,83 @@ +Microchip USB 2.0 Hi-Speed Hub Controller + +The device node for the configuration of a Microchip USB251xB/xBi USB 2.0 +Hi-Speed Controller. + +Required properties : + - compatible : Should be "microchip,usb251xb" or one of the specific types: + "microchip,usb2512b", "microchip,usb2512bi", "microchip,usb2513b", + "microchip,usb2513bi", "microchip,usb2514b", "microchip,usb2514bi" + - hub-reset-gpios : Should specify the gpio for hub reset + +Optional properties : + - reg : I2C address on the selected bus (default is <0x2C>) + - skip-config : Skip Hub configuration, but only send the USB-Attach command + - vendor-id : USB Vendor ID of the hub (16 bit, default is 0x0424) + - product-id : USB Product ID of the hub (16 bit, default depends on type) + - device-id : USB Device ID of the hub (16 bit, default is 0x0bb3) + - language-id : USB Language ID (16 bit, default is 0x0000) + - manufacturer : USB Manufacturer string (max 31 characters long) + - product : USB Product string (max 31 characters long) + - serial : USB Serial string (max 31 characters long) + - {bus,self}-powered : selects between self- and bus-powered operation (default + is self-powered) + - disable-hi-speed : disable USB Hi-Speed support + - {multi,single}-tt : selects between multi- and single-transaction-translator + (default is multi-tt) + - disable-eop : disable End of Packet generation in full-speed mode + - {ganged,individual}-sensing : select over-current sense type in self-powered + mode (default is individual) + - {ganged,individual}-port-switching : select port power switching mode + (default is individual) + - dynamic-power-switching : enable auto-switching from self- to bus-powered + operation if the local power source is removed or unavailable + - oc-delay-{100us,4ms,8ms,16ms} : set over current timer delay (default is 8ms) + - compound-device : indicated the hub is part of a compound device + - port-mapping-mode : enable port mapping mode + - string-support : enable string descriptor support (required for manufacturer, + product and serial string configuration) + - non-removable-ports : Should specify the ports which have a non-removable + device connected. + - sp-disabled-ports : Specifies the ports which will be self-power disabled + - bp-disabled-ports : Specifies the ports which will be bus-power disabled + - max-sp-power : Specifies the maximum current the hub consumes from an + upstream port when operating as self-powered hub including the power + consumption of a permanently attached peripheral if the hub is + configured as a compound device. The value is given in mA in a 0 - 500 + range (default is 2). + - max-bp-power : Specifies the maximum current the hub consumes from an + upstream port when operating as bus-powered hub including the power + consumption of a permanently attached peripheral if the hub is + configured as a compound device. The value is given in mA in a 0 - 500 + range (default is 100). + - max-sp-current : Specifies the maximum current the hub consumes from an + upstream port when operating as self-powered hub EXCLUDING the power + consumption of a permanently attached peripheral if the hub is + configured as a compound device. The value is given in mA in a 0 - 500 + range (default is 2). + - max-bp-current : Specifies the maximum current the hub consumes from an + upstream port when operating as bus-powered hub EXCLUDING the power + consumption of a permanently attached peripheral if the hub is + configured as a compound device. The value is given in mA in a 0 - 500 + range (default is 100). + - power-on-time : Specifies the time it takes from the time the host initiates + the power-on sequence to a port until the port has adequate power. The + value is given in ms in a 0 - 510 range (default is 100ms). + +Examples: + usb2512b@2c { + compatible = "microchip,usb2512b"; + hub-reset-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>; + }; + + usb2514b@2c { + compatible = "microchip,usb2514b"; + reg = <0x2c>; + reset-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>; + vendor-id = /bits/ 16 <0x0000>; + product-id = /bits/ 16 <0x0000>; + string-support; + manufacturer = "Foo"; + product = "Foo-Bar"; + serial = "1234567890A"; + }; |