lkml.org 
[lkml]   [2026]   [Apr]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 6/7] arm64: dts: rockchip: Enable USB for Khadas Edge 2L
Date
The Khadas Edge 2L board provides one USB 3.0 Host port and one
USB 2.0 port (connected via an internal hub). Enable the
corresponding DWC3 controllers and PHYs.

Signed-off-by: Gray Huang <gray.huang@wesion.com>
---
.../dts/rockchip/rk3576-khadas-edge-2l.dts | 47 +++++++++++++++++++
1 file changed, 47 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
index c85285b3dc6e..84ac8ffdaa32 100644
--- a/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
@@ -30,6 +30,29 @@ hdmi_con_in: endpoint {
};
};

+ vcc5v0_device: regulator-vcc5v0-device {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc5v0_device";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+
+ vcc5v0_host: regulator-vcc5v0-host {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc5v0_host";
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ gpio = <&gpio2 RK_PD3 GPIO_ACTIVE_HIGH>;
+ vin-supply = <&vcc5v0_device>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb_host_pwren>;
+ };
+
vcc_sys: regulator-vcc5v0-sys {
compatible = "regulator-fixed";
regulator-name = "vcc_sys";
@@ -78,6 +101,10 @@ &combphy0_ps {
status = "okay";
};

+&combphy1_psu {
+ status = "okay";
+};
+
&cpu_b0 {
cpu-supply = <&vdd_cpu_big_s0>;
};
@@ -531,6 +558,12 @@ pcie0_rst: pcie0-rst {
};
};

+ usb {
+ usb_host_pwren: usb-host-pwren {
+ rockchip,pins = <2 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
wifi {
wifi_reg_on: wifi-reg-on {
rockchip,pins = <4 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
@@ -552,10 +585,24 @@ &sdhci {
status = "okay";
};

+&u2phy1 {
+ status = "okay";
+};
+
+&u2phy1_otg {
+ phy-supply = <&vcc5v0_host>;
+ status = "okay";
+};
+
&uart0 {
status = "okay";
};

+&usb_drd1_dwc3 {
+ dr_mode = "host";
+ status = "okay";
+};
+
&vop {
status = "okay";
};
--
2.34.1

\
 
 \ /
  Last update: 2026-04-29 08:42    [W:0.122 / U:8.802 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and my Meterkast|Read the blog