[U-Boot] [PATCH v4 18/34] device-tree-bindings: phy: Sync sun4i-usb-phy bindings

Marek Vasut marex at denx.de
Tue Feb 6 14:49:08 UTC 2018


On 02/06/2018 03:25 PM, Jagan Teki wrote:
> Sync sun4i-usb-phy bindings from Linux, since the
> drivers/phy/allwinner/phy-sun4i-usb.c follw similar.

Similar or same ?

Which version of Linux ?

> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
> ---
>  doc/device-tree-bindings/phy/sun4i-usb-phy.txt | 65 ++++++++++++++++++++++++++
>  1 file changed, 65 insertions(+)
>  create mode 100644 doc/device-tree-bindings/phy/sun4i-usb-phy.txt
> 
> diff --git a/doc/device-tree-bindings/phy/sun4i-usb-phy.txt b/doc/device-tree-bindings/phy/sun4i-usb-phy.txt
> new file mode 100644
> index 0000000..c1ce5a0
> --- /dev/null
> +++ b/doc/device-tree-bindings/phy/sun4i-usb-phy.txt
> @@ -0,0 +1,65 @@
> +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 at 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 = <&reg_usb0_vbus>;
> +		usb1_vbus-supply = <&reg_usb1_vbus>;
> +		usb2_vbus-supply = <&reg_usb2_vbus>;
> +	};
> 


-- 
Best regards,
Marek Vasut


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