diff options
Diffstat (limited to 'Documentation/devicetree/bindings/usb/exynos-usb.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/exynos-usb.txt | 41 |
1 files changed, 14 insertions, 27 deletions
diff --git a/Documentation/devicetree/bindings/usb/exynos-usb.txt b/Documentation/devicetree/bindings/usb/exynos-usb.txt index b7111f43fa59..66c394f9e11f 100644 --- a/Documentation/devicetree/bindings/usb/exynos-usb.txt +++ b/Documentation/devicetree/bindings/usb/exynos-usb.txt @@ -12,13 +12,11 @@ Required properties: - interrupts: interrupt number to the cpu. - clocks: from common clock binding: handle to usb clock. - clock-names: from common clock binding: Shall be "usbhost". - - port: if in the SoC there are EHCI phys, they should be listed here. - One phy per port. Each port should have following entries: - - reg: port number on EHCI controller, e.g - On Exynos5250, port 0 is USB2.0 otg phy - port 1 is HSIC phy0 - port 2 is HSIC phy1 - - phys: from the *Generic PHY* bindings; specifying phy used by port. + - phys: from the *Generic PHY* bindings; array specifying phy(s) used + by the root port. + - phy-names: from the *Generic PHY* bindings; array of the names for + each phy for the root ports, must be a subset of the following: + "host", "hsic0", "hsic1". Optional properties: - samsung,vbus-gpio: if present, specifies the GPIO that @@ -35,12 +33,8 @@ Example: clocks = <&clock 285>; clock-names = "usbhost"; - #address-cells = <1>; - #size-cells = <0>; - port@0 { - reg = <0>; - phys = <&usb2phy 1>; - }; + phys = <&usb2phy 1>; + phy-names = "host"; }; OHCI @@ -52,13 +46,11 @@ Required properties: - interrupts: interrupt number to the cpu. - clocks: from common clock binding: handle to usb clock. - clock-names: from common clock binding: Shall be "usbhost". - - port: if in the SoC there are OHCI phys, they should be listed here. - One phy per port. Each port should have following entries: - - reg: port number on OHCI controller, e.g - On Exynos5250, port 0 is USB2.0 otg phy - port 1 is HSIC phy0 - port 2 is HSIC phy1 - - phys: from the *Generic PHY* bindings, specifying phy used by port. + - phys: from the *Generic PHY* bindings; array specifying phy(s) used + by the root port. + - phy-names: from the *Generic PHY* bindings; array of the names for + each phy for the root ports, must be a subset of the following: + "host", "hsic0", "hsic1". Example: usb@12120000 { @@ -69,13 +61,8 @@ Example: clocks = <&clock 285>; clock-names = "usbhost"; - #address-cells = <1>; - #size-cells = <0>; - port@0 { - reg = <0>; - phys = <&usb2phy 1>; - }; - + phys = <&usb2phy 1>; + phy-names = "host"; }; DWC3 |