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

Andrea della Porta andrea.porta at suse.com
Thu Aug 28 06:50:03 PDT 2025


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 at suse.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 at 400d0000 {
 			     <1 IRQ_TYPE_LEVEL_HIGH>,
 			     <2 IRQ_TYPE_LEVEL_HIGH>;
 	};
+
+	rp1_usb0: usb at 40200000 {
+		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 at 40300000 {
+		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




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