linux-kernel - [PATCH 2/2] arm64: dts: renesas: r9a09g056n48-rzv2n-evk: Enable USB2.0 support

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Message-ID: <20250528140453.181851-3-prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Wed, 28 May 2025 15:04:53 +0100
From: Prabhakar <prabhakar.csengg@...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: linux-renesas-soc@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Prabhakar <prabhakar.csengg@...il.com>,
	Biju Das <biju.das.jz@...renesas.com>,
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [PATCH 2/2] arm64: dts: renesas: r9a09g056n48-rzv2n-evk: Enable USB2.0 support

From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Enable USB2.0 support on the RZ/V2N EVK board, CN2 connector on the EVK
supports host/function operation.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
 .../dts/renesas/r9a09g056n48-rzv2n-evk.dts    | 36 +++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts b/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts
index 55aa2bdce132..795d9f6b9651 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts
+++ b/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts
@@ -82,6 +82,11 @@ &audio_extal_clk {
 	clock-frequency = <22579200>;
 };
 
+&ehci0 {
+	dr_mode = "otg";
+	status = "okay";
+};
+
 &eth0 {
 	pinctrl-0 = <&eth0_pins>;
 	pinctrl-names = "default";
@@ -103,6 +108,11 @@ &gpu {
 	mali-supply = <&reg_0p8v>;
 };
 
+&hsusb {
+	dr_mode = "otg";
+	status = "okay";
+};
+
 &i2c0 {
 	pinctrl-0 = <&i2c0_pins>;
 	pinctrl-names = "default";
@@ -190,6 +200,11 @@ phy1: ethernet-phy@1 {
 	};
 };
 
+&ohci0 {
+	dr_mode = "otg";
+	status = "okay";
+};
+
 &ostm0 {
 	status = "okay";
 };
@@ -302,6 +317,16 @@ sd1-dat-cmd {
 			slew-rate = <0>;
 		};
 	};
+
+	usb20_pins: usb20 {
+		ovc {
+			pinmux =  <RZV2N_PORT_PINMUX(9, 6, 14)>; /* OVC */
+		};
+
+		vbus {
+			pinmux = <RZV2N_PORT_PINMUX(9, 5, 14)>; /* VBUS */
+		};
+	};
 };
 
 &qextal_clk {
@@ -330,6 +355,17 @@ &sdhi1 {
 	status = "okay";
 };
 
+&usb20phyrst {
+	status = "okay";
+};
+
+&usb2_phy0 {
+	pinctrl-0 = <&usb20_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+};
+
 &wdt1 {
 	status = "okay";
 };
-- 
2.49.0