| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | IMG Pistachio USB PHY |
| 2 | ===================== |
| 3 | |
| 4 | Required properties: |
| 5 | -------------------- |
| 6 | - compatible: Must be "img,pistachio-usb-phy". |
| 7 | - #phy-cells: Must be 0. See ./phy-bindings.txt for details. |
| 8 | - clocks: Must contain an entry for each entry in clock-names. |
| 9 | See ../clock/clock-bindings.txt for details. |
| 10 | - clock-names: Must include "usb_phy". |
| 11 | - img,cr-top: Must contain a phandle to the CR_TOP syscon node. |
| 12 | - img,refclk: Indicates the reference clock source for the USB PHY. |
| 13 | See <dt-bindings/phy/phy-pistachio-usb.h> for a list of valid values. |
| 14 | |
| 15 | Optional properties: |
| 16 | -------------------- |
| 17 | - phy-supply: USB VBUS supply. Must supply 5.0V. |
| 18 | |
| 19 | Example: |
| 20 | -------- |
| 21 | usb_phy: usb-phy { |
| 22 | compatible = "img,pistachio-usb-phy"; |
| 23 | clocks = <&clk_core CLK_USB_PHY>; |
| 24 | clock-names = "usb_phy"; |
| 25 | phy-supply = <&usb_vbus>; |
| 26 | img,refclk = <REFCLK_CLK_CORE>; |
| 27 | img,cr-top = <&cr_top>; |
| 28 | #phy-cells = <0>; |
| 29 | }; |