linux-kernel - [PATCH 1/2] arm64: dts: broadcom: rp1: Add USB nodes

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Message-ID: <4e026a66001da7b4924d75bd7bee158cbb978eed.1756387905.git.andrea.porta@suse.com>
Date: Thu, 28 Aug 2025 15:50:03 +0200
From: Andrea della Porta <andrea.porta@...e.com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Florian Fainelli <florian.fainelli@...adcom.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	Andrea della Porta <andrea.porta@...e.com>,
	devicetree@...r.kernel.org,
	linux-rpi-kernel@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	iivanov@...e.de,
	svarbanov@...e.de,
	mbrugger@...e.com,
	Jonathan Bell <jonathan@...pberrypi.com>,
	Phil Elwell <phil@...pberrypi.com>
Subject: [PATCH 1/2] arm64: dts: broadcom: rp1: Add USB nodes

The RaspberryPi 5 has RP1 chipset containing two USB host controller,
while presenting two USB 2.0 and two USB 3.0 ports to the outside.

Add the relevant USB nodes to the devicetree.

Signed-off-by: Andrea della Porta <andrea.porta@...e.com>
---
 arch/arm64/boot/dts/broadcom/rp1-common.dtsi | 28 ++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/broadcom/rp1-common.dtsi b/arch/arm64/boot/dts/broadcom/rp1-common.dtsi
index 5002a375eb0b..116617fcb1eb 100644
--- a/arch/arm64/boot/dts/broadcom/rp1-common.dtsi
+++ b/arch/arm64/boot/dts/broadcom/rp1-common.dtsi
@@ -39,4 +39,32 @@ rp1_gpio: pinctrl@...d0000 {
 			     <1 IRQ_TYPE_LEVEL_HIGH>,
 			     <2 IRQ_TYPE_LEVEL_HIGH>;
 	};
+
+	rp1_usb0: usb@...00000 {
+		reg = <0x00 0x40200000  0x0 0x100000>;
+		compatible = "snps,dwc3";
+		dr_mode = "host";
+		interrupts = <31 IRQ_TYPE_EDGE_RISING>;
+		usb3-lpm-capable;
+		snps,dis_rxdet_inp3_quirk;
+		snps,parkmode-disable-ss-quirk;
+		snps,parkmode-disable-hs-quirk;
+		snps,tx-max-burst = /bits/ 8 <8>;
+		snps,tx-thr-num-pkt = /bits/ 8 <2>;
+		status = "disabled";
+	};
+
+	rp1_usb1: usb@...00000 {
+		reg = <0x00 0x40300000  0x0 0x100000>;
+		compatible = "snps,dwc3";
+		dr_mode = "host";
+		interrupts = <36 IRQ_TYPE_EDGE_RISING>;
+		usb3-lpm-capable;
+		snps,dis_rxdet_inp3_quirk;
+		snps,parkmode-disable-ss-quirk;
+		snps,parkmode-disable-hs-quirk;
+		snps,tx-max-burst = /bits/ 8 <8>;
+		snps,tx-thr-num-pkt = /bits/ 8 <2>;
+		status = "disabled";
+	};
 };
-- 
2.35.3