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Diffstat (limited to 'Documentation/devicetree/bindings/phy/uniphier-usb3-hsphy.txt')
-rw-r--r-- | Documentation/devicetree/bindings/phy/uniphier-usb3-hsphy.txt | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/Documentation/devicetree/bindings/phy/uniphier-usb3-hsphy.txt b/Documentation/devicetree/bindings/phy/uniphier-usb3-hsphy.txt deleted file mode 100644 index 093d4f08705f..000000000000 --- a/Documentation/devicetree/bindings/phy/uniphier-usb3-hsphy.txt +++ /dev/null @@ -1,69 +0,0 @@ -Socionext UniPhier USB3 High-Speed (HS) PHY - -This describes the devicetree bindings for PHY interfaces built into -USB3 controller implemented on Socionext UniPhier SoCs. -Although the controller includes High-Speed PHY and Super-Speed PHY, -this describes about High-Speed PHY. - -Required properties: -- compatible: Should contain one of the following: - "socionext,uniphier-pro5-usb3-hsphy" - for Pro5 SoC - "socionext,uniphier-pxs2-usb3-hsphy" - for PXs2 SoC - "socionext,uniphier-ld20-usb3-hsphy" - for LD20 SoC - "socionext,uniphier-pxs3-usb3-hsphy" - for PXs3 SoC -- reg: Specifies offset and length of the register set for the device. -- #phy-cells: Should be 0. -- clocks: A list of phandles to the clock gate for USB3 glue layer. - According to the clock-names, appropriate clocks are required. -- clock-names: Should contain the following: - "gio", "link" - for Pro5 SoC - "phy", "phy-ext", "link" - for PXs3 SoC, "phy-ext" is optional. - "phy", "link" - for others -- resets: A list of phandles to the reset control for USB3 glue layer. - According to the reset-names, appropriate resets are required. -- reset-names: Should contain the following: - "gio", "link" - for Pro5 SoC - "phy", "link" - for others - -Optional properties: -- vbus-supply: A phandle to the regulator for USB VBUS. -- nvmem-cells: Phandles to nvmem cell that contains the trimming data. - Available only for HS-PHY implemented on LD20 and PXs3, and - if unspecified, default value is used. -- nvmem-cell-names: Should be the following names, which correspond to - each nvmem-cells. - All of the 3 parameters associated with the following names are - required for each port, if any one is omitted, the trimming data - of the port will not be set at all. - "rterm", "sel_t", "hs_i" - Each cell name for phy parameters - -Refer to phy/phy-bindings.txt for the generic PHY binding properties. - -Example: - - usb-glue@65b00000 { - compatible = "socionext,uniphier-ld20-dwc3-glue", - "simple-mfd"; - #address-cells = <1>; - #size-cells = <1>; - ranges = <0 0x65b00000 0x400>; - - usb_vbus0: regulator { - ... - }; - - usb_hsphy0: hs-phy@200 { - compatible = "socionext,uniphier-ld20-usb3-hsphy"; - reg = <0x200 0x10>; - #phy-cells = <0>; - clock-names = "link", "phy"; - clocks = <&sys_clk 14>, <&sys_clk 16>; - reset-names = "link", "phy"; - resets = <&sys_rst 14>, <&sys_rst 16>; - vbus-supply = <&usb_vbus0>; - nvmem-cell-names = "rterm", "sel_t", "hs_i"; - nvmem-cells = <&usb_rterm0>, <&usb_sel_t0>, - <&usb_hs_i0>; - }; - ... - }; |