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