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authorMarcus Cooper <codekipper@gmail.com>2016-02-09 12:33:28 +0300
committerMaxime Ripard <maxime.ripard@free-electrons.com>2016-02-09 21:34:59 +0300
commitd3e84a93184137951241f71f8696bddc8b32b36c (patch)
tree9a5f56b42d9f2d2b9dcfdf5369f95e68f38fda6f /arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
parentbd10bce87820fa3af9ee160c31723958af7df0ba (diff)
downloadlinux-d3e84a93184137951241f71f8696bddc8b32b36c.tar.xz
ARM: dts: sun7i: Enable USB DRC on Olimex A20 EVB
Enable the otg/drc usb controller on the Olimex A20 EVB. Signed-off-by: Marcus Cooper <codekipper@gmail.com> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts')
-rw-r--r--arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts b/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
index c3c626b2cfa2..23aacce4d6c7 100644
--- a/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
+++ b/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
@@ -198,6 +198,10 @@
status = "okay";
};
+&otg_sram {
+ status = "okay";
+};
+
&pio {
ahci_pwr_pin_olimex_som_evb: ahci_pwr_pin@1 {
allwinner,pins = "PC3";
@@ -219,6 +223,20 @@
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
};
+
+ usb0_id_detect_pin: usb0_id_detect_pin@0 {
+ allwinner,pins = "PH4";
+ allwinner,function = "gpio_in";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ };
+
+ usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
+ allwinner,pins = "PH5";
+ allwinner,function = "gpio_in";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ };
};
&reg_ahci_5v {
@@ -254,6 +272,10 @@
regulator-name = "avcc";
};
+&reg_usb0_vbus {
+ status = "okay";
+};
+
&reg_usb1_vbus {
status = "okay";
};
@@ -268,7 +290,17 @@
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-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH04 */
+ usb0_vbus_det-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH05 */
+ usb0_vbus-supply = <&reg_usb0_vbus>;
usb1_vbus-supply = <&reg_usb1_vbus>;
usb2_vbus-supply = <&reg_usb2_vbus>;
status = "okay";