[RESEND PATCH 15/19] arm64: allwinner: A100: enable EHCI, OHCI and USB PHY nodes in Perf1

Frank Lee frank at allwinnertech.com
Tue Nov 10 01:43:28 EST 2020


From: Yangtao Li <frank at allwinnertech.com>

Add USB support on A100 perf1 board, which include two USB2.0 port.

Signed-off-by: Yangtao Li <frank at allwinnertech.com>
---
 .../allwinner/sun50i-a100-allwinner-perf1.dts | 38 +++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts b/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
index d34c2bb1079f..ef205c9b8ff4 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
@@ -7,6 +7,8 @@
 
 #include "sun50i-a100.dtsi"
 
+#include <dt-bindings/gpio/gpio.h>
+
 /{
 	model = "Allwinner A100 Perf1";
 	compatible = "allwinner,a100-perf1", "allwinner,sun50i-a100";
@@ -18,6 +20,35 @@ aliases {
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
+
+	reg_usb1_vbus: usb1-vbus {
+		compatible = "regulator-fixed";
+		regulator-name = "usb1-vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&pio 7 10 GPIO_ACTIVE_HIGH>; /* PH10 */
+		enable-active-high;
+	};
+};
+
+&ehci0 {
+	status = "okay";
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&ohci0 {
+	status = "okay";
+};
+
+&ohci1 {
+	status = "okay";
+};
+
+&usb_otg {
+	status = "okay";
 };
 
 &pio {
@@ -178,3 +209,10 @@ &uart0 {
 	pinctrl-0 = <&uart0_pb_pins>;
 	status = "okay";
 };
+
+&usbphy {
+	usb0_id_det-gpios = <&pio 7 8 GPIO_ACTIVE_HIGH>; /* PH8 */
+	usb0_vbus-supply = <&reg_drivevbus>;
+	usb1_vbus-supply = <&reg_usb1_vbus>;
+	status = "okay";
+};
-- 
2.28.0




More information about the linux-arm-kernel mailing list