[PATCH v6 2/6] ARM: dts: suniv: licheepi-nano: enable USB

Andre Przywara andre.przywara at arm.com
Sun Mar 19 14:29:32 PDT 2023


From: Icenowy Zheng <uwu at icenowy.me>

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>
Acked-by: Jernej Skrabec <jernej.skrabec at gmail.com>
Signed-off-by: Andre Przywara <andre.przywara at arm.com>
---
 .../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 04e59b8381cb8..43896723a994c 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-gpios = <&pio 4 2 GPIO_ACTIVE_HIGH>; /* PE2 */
+	status = "okay";
+};
-- 
2.35.7




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