@@ -75,6 +75,22 @@ vcc5v0_usb: vcc5v0_usb {
vin-supply = <&vcc12v_dcin>;
};
+ /* all four ports are controlled by one gpio
+ * the host ports are sourced from vcc5v0_usb
+ * the otg port is sourced from vcc5v0_midu
+ */
+ vcc5v0_usb20_host: vcc5v0_usb20_host {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc5v0_usb20_host";
+ enable-active-high;
+ gpio = <&gpio4 RK_PB5 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vcc5v0_usb20_host_en>;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <&vcc5v0_usb>;
+ };
+
vcc3v3_sd: vcc3v3_sd {
compatible = "regulator-fixed";
enable-active-low;
@@ -367,6 +383,12 @@ pmic_int_l: pmic-int-l {
};
};
+ usb2 {
+ vcc5v0_usb20_host_en: vcc5v0-usb20-host-en {
+ rockchip,pins = <4 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
vcc_sd {
vcc_sd_h: vcc-sd-h {
rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
@@ -424,3 +446,33 @@ bluetooth {
&uart2 {
status = "okay";
};
+
+&u2phy1_host {
+ phy-supply = <&vcc5v0_usb20_host>;
+ status = "okay";
+};
+
+&u2phy1_otg {
+ phy-supply = <&vcc5v0_usb20_host>;
+ status = "okay";
+};
+
+&usb2phy1 {
+ status = "okay";
+};
+
+&usb_host0_ehci {
+ status = "okay";
+};
+
+&usb_host0_ohci {
+ status = "okay";
+};
+
+&usb_host1_ehci {
+ status = "okay";
+};
+
+&usb_host1_ohci {
+ status = "okay";
+};
Add the nodes and regulators to enable usb2 support on the Quartz64 Model A. Signed-off-by: Peter Geis <pgwipeout@gmail.com> --- .../boot/dts/rockchip/rk3566-quartz64-a.dts | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+)