arm64: dts: rockchip: Enable USB3 OTG on rk3588s Cool Pi 4B

Commit Message

Andy Yan Feb. 23, 2025, 10:07 a.m. UTC

Enable USB3 OTG and it's related PHY node. And the PHY will
also be shared with the upcoming DisplayPort controller.

Signed-off-by: Andy Yan <[e-mail]>
---

 .../boot/dts/rockchip/rk3588s-coolpi-4b.dts   | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

Patch

diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts b/arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts
index 9c394f733bbf..7faf189c4776 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts
@@ -803,6 +803,14 @@  &tsadc {
 	status = "okay";
 };
 
+&u2phy0 {
+	status = "okay";
+};
+
+&u2phy0_otg {
+	status = "okay";
+};
+
 &u2phy2 {
 	status = "okay";
 };
@@ -832,6 +840,16 @@  &uart9 {
 	pinctrl-0 = <&uart9m2_xfer &uart9m2_ctsn>;
 };
 
+&usbdp_phy0 {
+	/*
+	 * USBDP PHY0 is wired to a USB3 Type-A OTG connector. Additionally
+	 * the differential pairs 0+1 and the aux channel are wired to a
+	 * mini DP connector.
+	 */
+	rockchip,dp-lane-mux = <0 1>;
+	status = "okay";
+};
+
 &usb_host0_ehci {
 	status = "okay";
 };
@@ -840,6 +858,11 @@  &usb_host0_ohci {
 	status = "okay";
 };
 
+&usb_host0_xhci {
+	extcon = <&u2phy0>;
+	status = "okay";
+};
+
 &usb_host1_ehci {
 	status = "okay";
 };