linux-kernel - [PATCH 10/11] arm64: dts: renesas: r9a09g047e57-smarc: Enable USB3HOST

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Message-ID: <20250820171812.402519-11-biju.das.jz@bp.renesas.com>
Date: Wed, 20 Aug 2025 18:17:57 +0100
From: Biju <biju.das.au@...il.com>
To: Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>
Cc: Biju Das <biju.das.jz@...renesas.com>,
	linux-renesas-soc@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@...renesas.com>,
	Biju Das <biju.das.au@...il.com>
Subject: [PATCH 10/11] arm64: dts: renesas: r9a09g047e57-smarc: Enable USB3HOST

From: Biju Das <biju.das.jz@...renesas.com>

Enable USB3.2 Gen2 Host controller(a.k.a USB3HOST) on the RZ/G3E SMARC EVK
platform.

Signed-off-by: Biju Das <biju.das.jz@...renesas.com>
---
 arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts | 10 ++++++++++
 arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi    |  8 ++++++++
 2 files changed, 18 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
index 08e814c03fa8..0fd90d79b020 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
@@ -164,6 +164,11 @@ sd1-data {
 				 <RZG3E_PORT_PINMUX(G, 5, 1)>; /* SD1DAT3 */
 		};
 	};
+
+	usb3_pins: usb3 {
+		pinmux = <RZG3E_PORT_PINMUX(4, 1, 12)>, /* USB30_VBUSEN */
+			 <RZG3E_PORT_PINMUX(4, 0, 12)>; /* USB30_OVRCURN */
+	};
 };
 
 &scif0 {
@@ -179,3 +184,8 @@ &sdhi1 {
 	vmmc-supply = <&reg_3p3v>;
 	vqmmc-supply = <&vqmmc_sd1_pvdd>;
 };
+
+&xhci {
+	pinctrl-0 = <&usb3_pins>;
+	pinctrl-names = "default";
+};
diff --git a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
index 58561da3007a..8b3765b8267d 100644
--- a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
+++ b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
@@ -106,3 +106,11 @@ &sdhi1 {
 
 	status = "okay";
 };
+
+&usb3_phy {
+	status = "okay";
+};
+
+&xhci {
+	status = "okay";
+};
-- 
2.43.0