[PATCH v2 07/10] ARM: suniv: f1c100s: enable USB on Lichee Pi Nano

Icenowy Zheng uwu at icenowy.me
Tue Oct 11 22:55:59 PDT 2022


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 at icenowy.me>
---
No changes since v1.

 .../arm/boot/dts/suniv-f1c100s-licheepi-nano.dts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm/boot/dts/suniv-f1c100s-licheepi-nano.dts b/arch/arm/boot/dts/suniv-f1c100s-licheepi-nano.dts
index 04e59b8381cb..1935d8c8855b 100644
--- 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 @@ flash at 0 {
 	};
 };
 
+&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-gpio = <&pio 4 2 GPIO_ACTIVE_HIGH>; /* PE2 */
+	status = "okay";
+};
-- 
2.37.1




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