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Message-ID: <20251001212709.579080-19-tommaso.merciai.xr@bp.renesas.com>
Date: Wed,  1 Oct 2025 23:27:02 +0200
From: Tommaso Merciai <tommaso.merciai.xr@...renesas.com>
To: tomm.merciai@...il.com
Cc: linux-renesas-soc@...r.kernel.org,
	biju.das.jz@...renesas.com,
	Tommaso Merciai <tommaso.merciai.xr@...renesas.com>,
	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>,
	Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
	Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-phy@...ts.infradead.org
Subject: [PATCH 18/18] arm64: dts: renesas: r9a09g047e57-smarc: Enable USB2.0 support

Enable USB2.0 support on the RZ/G3E EVK board, USB1B_1A_HOST and
USB5_4_HOST connectors support only host operation and USB0_OTG
supports host/peripheral operation.

Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@...renesas.com>
---
 .../boot/dts/renesas/r9a09g047e57-smarc.dts   | 49 +++++++++++++++++++
 .../boot/dts/renesas/renesas-smarc2.dtsi      | 23 +++++++++
 2 files changed, 72 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
index 08e814c03fa8..ca19e8628c80 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
@@ -164,6 +164,28 @@ sd1-data {
 				 <RZG3E_PORT_PINMUX(G, 5, 1)>; /* SD1DAT3 */
 		};
 	};
+
+	usb20_pins: usb20 {
+		ovc {
+			pinmux =  <RZG3E_PORT_PINMUX(0, 0, 12)>; /* OVC */
+			bias-pull-up;
+		};
+
+		vbus {
+			pinmux = <RZG3E_PORT_PINMUX(0, 1, 12)>; /* VBUS */
+		};
+	};
+
+	usb21_pins: usb21 {
+		ovc {
+			pinmux = <RZG3E_PORT_PINMUX(G, 6, 12)>; /* OVC */
+			bias-pull-up;
+		};
+
+		vbus {
+			pinmux = <RZG3E_PORT_PINMUX(K, 3, 12)>; /* VBUS */
+		};
+	};
 };
 
 &scif0 {
@@ -179,3 +201,30 @@ &sdhi1 {
 	vmmc-supply = <&reg_3p3v>;
 	vqmmc-supply = <&vqmmc_sd1_pvdd>;
 };
+
+&usb20phyrst {
+	status = "okay";
+};
+
+&usb21phyrst {
+	status = "okay";
+};
+
+&usb2_phy0 {
+	pinctrl-0 = <&usb20_pins>;
+	pinctrl-names = "default";
+
+	vbus-supply = <&usb2_phy0_vbus_otg>;
+	status = "okay";
+};
+
+&usb2_phy0_vbus_otg {
+	status = "okay";
+};
+
+&usb2_phy1 {
+	pinctrl-0 = <&usb21_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
index 58561da3007a..2daf437abb82 100644
--- a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
+++ b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
@@ -90,11 +90,34 @@ &canfd {
 	status = "okay";
 };
 
+&ehci0 {
+	dr_mode = "otg";
+	status = "okay";
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&hsusb {
+	dr_mode = "otg";
+	status = "okay";
+};
+
 &i2c0 {
 	status = "okay";
 	clock-frequency = <400000>;
 };
 
+&ohci0 {
+	dr_mode = "otg";
+	status = "okay";
+};
+
+&ohci1 {
+	status = "okay";
+};
+
 &scif0 {
 	status = "okay";
 };
-- 
2.43.0


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