[PATCH 12/15] ARM: dts: sun4i: Enable USB DRC on Chuwi V7 CW0825
Hans de Goede
hdegoede at redhat.com
Mon Mar 9 13:40:25 PDT 2015
Enable the otg/drc usb controller on the Chuwi V7 CW0825 tablet.
Signed-off-by: Hans de Goede <hdegoede at redhat.com>
---
arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts | 31 +++++++++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts b/arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts
index 97fca89..034396c 100644
--- a/arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts
+++ b/arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts
@@ -111,6 +111,26 @@
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>;
+ };
+};
+
+®_usb0_vbus {
+ status = "okay";
+};
+
®_usb2_vbus {
status = "okay";
};
@@ -121,7 +141,18 @@
status = "okay";
};
+&usb_otg {
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb0_id_detect_pin
+ &usb0_vbus_detect_pin>;
+ id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
+ vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
+ dr_mode = "otg";
+ status = "okay";
+};
+
&usbphy {
+ usb0_vbus-supply = <®_usb0_vbus>;
usb2_vbus-supply = <®_usb2_vbus>;
status = "okay";
};
--
2.3.1
More information about the linux-arm-kernel
mailing list