ARM: dts: suniv: licheepi-nano: enable USB

Lichee Pi Nano has a Micro-USB connector, with its D+, D- pins connected
to the USB pins of the SoC and ID pin connected to PE2 GPIO.

Enable the USB functionality.

Signed-off-by: Icenowy Zheng <uwu@icenowy.me>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Link: https://lore.kernel.org/r/20230319212936.26649-3-andre.przywara@arm.com
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>

diff --git a/arch/arm/boot/dts/suniv-f1c100s-licheepi-nano.dts b/arch/arm/boot/dts/suniv-f1c100s-licheepi-nano.dts
index 04e59b8381cb8b340d853ba019db8ae917df4732..43896723a994c5aa37fbbdb45670ba3e9f25bde2 100644 (file)
--- a/arch/arm/boot/dts/suniv-f1c100s-licheepi-nano.dts
+++ b/arch/arm/boot/dts/suniv-f1c100s-licheepi-nano.dts
@@ -6,6 +6,8 @@
 /dts-v1/;
 #include "suniv-f1c100s.dtsi"
 
+#include <dt-bindings/gpio/gpio.h>
+
 / {
        model = "Lichee Pi Nano";
        compatible = "licheepi,licheepi-nano", "allwinner,suniv-f1c100s";
@@ -50,8 +52,22 @@
        };
 };
 
+&otg_sram {
+       status = "okay";
+};
+
 &uart0 {
        pinctrl-names = "default";
        pinctrl-0 = <&uart0_pe_pins>;
        status = "okay";
 };
+
+&usb_otg {
+       dr_mode = "otg";
+       status = "okay";
+};
+
+&usbphy {
+       usb0_id_det-gpios = <&pio 4 2 GPIO_ACTIVE_HIGH>; /* PE2 */
+       status = "okay";
+};