@@ -204,6 +204,10 @@
status = "okay";
};
+&otg_sram {
+ status = "okay";
+};
+
&pio {
gmac_power_pin_bpi_m1p: gmac_power_pin@0 {
allwinner,pins = "PH23";
@@ -232,6 +236,13 @@
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
+
+ usb0_id_detect_pin_bpi_m1p: usb0_id_detect_pin@0 {
+ allwinner,pins = "PH4";
+ allwinner,function = "gpio_in";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ };
};
#include "axp209.dtsi"
@@ -262,8 +273,32 @@
regulator-name = "avcc";
};
+®_usb0_vbus {
+ /* defaults from sunxi-common-regulators.dtsi */
+ status = "okay";
+};
+
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
status = "okay";
};
+
+&usb_otg {
+ dr_mode = "otg";
+ status = "okay";
+};
+
+&usb_power_supply {
+ status = "okay";
+};
+
+&usbphy {
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb0_id_detect_pin_bpi_m1p>;
+ usb0_id_det-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 USB0-IDDET */
+ usb0_vbus_power-supply = <&usb_power_supply>;
+ usb0_vbus-supply = <®_usb0_vbus>;
+ /* USB host VBUS is always on */
+ status = "okay";
+};
The Bananapi M1+ supports USB OTG, with the PMIC doing VBUS sensing. Enable the USB OTG related functions. This also enables the previously missing USB PHY node, which also handles some initial setup for the normal USB hosts. Signed-off-by: Chen-Yu Tsai <wens@csie.org> --- arch/arm/boot/dts/sun7i-a20-bananapi-m1-plus.dts | 35 ++++++++++++++++++++++++ 1 file changed, 35 insertions(+)