[PATCH 15/20] ARM: dts: sun7i: Enable USB DRC on Bananapi (BROKEN!)

Hans de Goede hdegoede at redhat.com
Fri Jun 5 12:15:09 PDT 2015


Hi,

On 05-06-15 21:02, Hans de Goede wrote:
> Enable the otg/drc usb controller on the Bananapi.
>
> This is based on the fex file settings which claim that vbus-det is
> PH5, but this does not work and the schematic shows that it is actually
> connected to gpio1 of the axp209, so we cannot add otg support for the
> bananapi until we get support for the axp209 gpio pins in the kernel.
>
> Signed-off-by: Hans de Goede <hdegoede at redhat.com>

This one obviously should not have been part of this set, please
ignore this one.

Thanks,

Hans


> ---
>   arch/arm/boot/dts/sun7i-a20-bananapi.dts | 32 ++++++++++++++++++++++++++++++++
>   1 file changed, 32 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sun7i-a20-bananapi.dts b/arch/arm/boot/dts/sun7i-a20-bananapi.dts
> index 9f7b472..ce318bf 100644
> --- a/arch/arm/boot/dts/sun7i-a20-bananapi.dts
> +++ b/arch/arm/boot/dts/sun7i-a20-bananapi.dts
> @@ -159,7 +159,25 @@
>   	status = "okay";
>   };
>
> +&otg_sram {
> +	status = "okay";
> +};
> +
>   &pio {
> +	usb0_id_detect_pin: usb0_id_detect_pin at 0 {
> +		allwinner,pins = "PH4";
> +		allwinner,function = "gpio_in";
> +		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
> +	};
> +
> +	usb0_vbus_detect_pin: usb0_vbus_detect_pin at 0 {
> +		allwinner,pins = "PH5";
> +		allwinner,function = "gpio_in";
> +		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +		allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>;
> +	};
> +
>   	mmc0_cd_pin_bananapi: mmc0_cd_pin at 0 {
>   		allwinner,pins = "PH10";
>   		allwinner,function = "gpio_in";
> @@ -182,6 +200,10 @@
>   	};
>   };
>
> +&reg_usb0_vbus {
> +	status = "okay";
> +};
> +
>   &reg_usb1_vbus {
>   	status = "okay";
>   };
> @@ -216,7 +238,17 @@
>   	status = "okay";
>   };
>
> +&usb_otg {
> +	dr_mode = "otg";
> +	status = "okay";
> +};
> +
>   &usbphy {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
> +	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
> +	usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
> +	usb0_vbus-supply = <&reg_usb0_vbus>;
>   	usb1_vbus-supply = <&reg_usb1_vbus>;
>   	usb2_vbus-supply = <&reg_usb2_vbus>;
>   	status = "okay";
>



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