* [PATCH 1/2] arm64: dts: broadcom: rp1: Add USB nodes
@ 2025-08-28 13:50 Andrea della Porta
2025-08-28 13:50 ` [PATCH 2/2] arm64: dts: broadcom: Enable USB devicetree entries for Rpi5 Andrea della Porta
0 siblings, 1 reply; 2+ messages in thread
From: Andrea della Porta @ 2025-08-28 13:50 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Florian Fainelli,
Broadcom internal kernel review list, Andrea della Porta,
devicetree, linux-rpi-kernel, linux-arm-kernel, linux-kernel,
iivanov, svarbanov, mbrugger, Jonathan Bell, Phil Elwell
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@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@400d0000 {
<1 IRQ_TYPE_LEVEL_HIGH>,
<2 IRQ_TYPE_LEVEL_HIGH>;
};
+
+ rp1_usb0: usb@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@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
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH 2/2] arm64: dts: broadcom: Enable USB devicetree entries for Rpi5
2025-08-28 13:50 [PATCH 1/2] arm64: dts: broadcom: rp1: Add USB nodes Andrea della Porta
@ 2025-08-28 13:50 ` Andrea della Porta
0 siblings, 0 replies; 2+ messages in thread
From: Andrea della Porta @ 2025-08-28 13:50 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Florian Fainelli,
Broadcom internal kernel review list, Andrea della Porta,
devicetree, linux-rpi-kernel, linux-arm-kernel, linux-kernel,
iivanov, svarbanov, mbrugger, Jonathan Bell, Phil Elwell
RaspberryPi 5 presents two USB 2.0 and two USB 3.0 ports.
Configure and enable the USB nodes in the devicetree.
Signed-off-by: Andrea della Porta <andrea.porta@suse.com>
---
.../arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
index 865f092608a6..95ab67c7aa47 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
+++ b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
@@ -21,3 +21,20 @@
&pcie2 {
#include "rp1-nexus.dtsi"
};
+
+&rp1_gpio {
+ usb_vbus_default_state: usb-vbus-default-state {
+ function = "vbus1";
+ groups = "vbus1";
+ };
+};
+
+&rp1_usb0 {
+ pinctrl-0 = <&usb_vbus_default_state>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&rp1_usb1 {
+ status = "okay";
+};
--
2.35.3
^ permalink raw reply related [flat|nested] 2+ messages in thread
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2025-08-28 13:50 ` [PATCH 2/2] arm64: dts: broadcom: Enable USB devicetree entries for Rpi5 Andrea della Porta
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