From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Wed, 19 Nov 2025 11:05:05 +0000 (+0000)
Subject: arm64: dts: renesas: r9a09g056n48-rzv2n-evk: Enable USB3.0 PHY and xHCI controller
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f221ce9f7c13ce2c1c9e4fd79743d18fb098f19a;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: renesas: r9a09g056n48-rzv2n-evk: Enable USB3.0 PHY and xHCI controller

Enable the USB3.0 (CH0) host controllers on the RZ/V2N Evaluation Kit.
The CN4 connector on the EVK provides access to the USB3.0 channel.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20251119110505.100253-5-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---

diff --git a/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts b/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts
index 4445bebd96c97..89154875bb33d 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts
+++ b/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts
@@ -411,6 +411,11 @@
 		};
 	};
 
+	usb3_pins: usb3 {
+		pinmux = <RZV2N_PORT_PINMUX(B, 0, 14)>, /* USB30_VBUSEN */
+			 <RZV2N_PORT_PINMUX(B, 1, 14)>; /* USB30_OVRCURN */
+	};
+
 	xspi_pins: xspi0 {
 		ctrl {
 			pins = "XSPI0_RESET0N", "XSPI0_CS0N", "XSPI0_CKP";
@@ -461,10 +466,20 @@
 	status = "okay";
 };
 
+&usb3_phy {
+	status = "okay";
+};
+
 &wdt1 {
 	status = "okay";
 };
 
+&xhci {
+	pinctrl-0 = <&usb3_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
 &xspi {
 	pinctrl-0 = <&xspi_pins>;
 	pinctrl-names = "default";