mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-23 19:43:33 +00:00
66 lines
2.4 KiB
Text
66 lines
2.4 KiB
Text
|
Allwinner sun4i USB PHY
|
||
|
|
-----------------------
|
||
|
|
|
||
|
|
Required properties:
|
||
|
|
- compatible : should be one of
|
||
|
|
* allwinner,sun4i-a10-usb-phy
|
||
|
|
* allwinner,sun5i-a13-usb-phy
|
||
|
|
* allwinner,sun6i-a31-usb-phy
|
||
|
|
* allwinner,sun7i-a20-usb-phy
|
||
|
|
* allwinner,sun8i-a23-usb-phy
|
||
|
|
* allwinner,sun8i-a33-usb-phy
|
||
|
|
* allwinner,sun8i-a83t-usb-phy
|
||
|
|
* allwinner,sun8i-h3-usb-phy
|
||
|
|
* allwinner,sun8i-v3s-usb-phy
|
||
|
|
* allwinner,sun50i-a64-usb-phy
|
||
|
|
- reg : a list of offset + length pairs
|
||
|
|
- reg-names :
|
||
|
|
* "phy_ctrl"
|
||
|
|
* "pmu0" for H3, V3s and A64
|
||
|
|
* "pmu1"
|
||
|
|
* "pmu2" for sun4i, sun6i, sun7i, sun8i-a83t or sun8i-h3
|
||
|
|
* "pmu3" for sun8i-h3
|
||
|
|
- #phy-cells : from the generic phy bindings, must be 1
|
||
|
|
- clocks : phandle + clock specifier for the phy clocks
|
||
|
|
- clock-names :
|
||
|
|
* "usb_phy" for sun4i, sun5i or sun7i
|
||
|
|
* "usb0_phy", "usb1_phy" and "usb2_phy" for sun6i
|
||
|
|
* "usb0_phy", "usb1_phy" for sun8i
|
||
|
|
* "usb0_phy", "usb1_phy", "usb2_phy" and "usb2_hsic_12M" for sun8i-a83t
|
||
|
|
* "usb0_phy", "usb1_phy", "usb2_phy" and "usb3_phy" for sun8i-h3
|
||
|
|
- resets : a list of phandle + reset specifier pairs
|
||
|
|
- reset-names :
|
||
|
|
* "usb0_reset"
|
||
|
|
* "usb1_reset"
|
||
|
|
* "usb2_reset" for sun4i, sun6i, sun7i, sun8i-a83t or sun8i-h3
|
||
|
|
* "usb3_reset" for sun8i-h3
|
||
|
|
|
||
|
|
Optional properties:
|
||
|
|
- usb0_id_det-gpios : gpio phandle for reading the otg id pin value
|
||
|
|
- usb0_vbus_det-gpios : gpio phandle for detecting the presence of usb0 vbus
|
||
|
|
- usb0_vbus_power-supply: power-supply phandle for usb0 vbus presence detect
|
||
|
|
- usb0_vbus-supply : regulator phandle for controller usb0 vbus
|
||
|
|
- usb1_vbus-supply : regulator phandle for controller usb1 vbus
|
||
|
|
- usb2_vbus-supply : regulator phandle for controller usb2 vbus
|
||
|
|
- usb3_vbus-supply : regulator phandle for controller usb3 vbus
|
||
|
|
|
||
|
|
Example:
|
||
|
|
usbphy: phy@01c13400 {
|
||
|
|
#phy-cells = <1>;
|
||
|
|
compatible = "allwinner,sun4i-a10-usb-phy";
|
||
|
|
/* phy base regs, phy1 pmu reg, phy2 pmu reg */
|
||
|
|
reg = <0x01c13400 0x10 0x01c14800 0x4 0x01c1c800 0x4>;
|
||
|
|
reg-names = "phy_ctrl", "pmu1", "pmu2";
|
||
|
|
clocks = <&usb_clk 8>;
|
||
|
|
clock-names = "usb_phy";
|
||
|
|
resets = <&usb_clk 0>, <&usb_clk 1>, <&usb_clk 2>;
|
||
|
|
reset-names = "usb0_reset", "usb1_reset", "usb2_reset";
|
||
|
|
pinctrl-names = "default";
|
||
|
|
pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
|
||
|
|
usb0_id_det-gpios = <&pio 7 19 GPIO_ACTIVE_HIGH>; /* PH19 */
|
||
|
|
usb0_vbus_det-gpios = <&pio 7 22 GPIO_ACTIVE_HIGH>; /* PH22 */
|
||
|
|
usb0_vbus-supply = <®_usb0_vbus>;
|
||
|
|
usb1_vbus-supply = <®_usb1_vbus>;
|
||
|
|
usb2_vbus-supply = <®_usb2_vbus>;
|
||
|
|
};
|