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torvalds-linux/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
Andrea della Porta bc97e616a7 arm64: dts: broadcom: bcm2712: fix RP1 endpoint PCI topology
The node describing the RP1 endpoint currently uses a specific name
('rp1_nexus') that does not correctly reflect the PCI topology.

Update the DT with the correct topology and use generic node names.

Additionally, since the driver dropped overlay support in favor of a
fully described DT, rename '...-ovl-rp1.dts' to '...-base.dtsi' for
inclusion in the board DTB, as it is no longer compiled as a
standalone DTB.

Signed-off-by: Andrea della Porta <andrea.porta@suse.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/827b12ba48bb47bc77a0f5e5617aea961c8bc6b5.1766077285.git.andrea.porta@suse.com
Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>
2025-12-19 12:42:30 -08:00

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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/*
* As a loose attempt to separate RP1 customizations from SoC peripherals
* definitioni, this file is intended to host the override nodes for the RP1
* peripherals, e.g. to declare the phy of the ethernet interface or custom
* pin setup.
* All other nodes that do not have anything to do with RP1 should be added
* to the included bcm2712-rpi-5-b-base.dtsi instead.
*/
/dts-v1/;
#include "bcm2712-rpi-5-b-base.dtsi"
/ {
aliases {
ethernet0 = &rp1_eth;
};
};
&pcie2 {
pci@0,0 {
reg = <0x0 0x0 0x0 0x0 0x0>;
ranges;
bus-range = <0 1>;
device_type = "pci";
#address-cells = <3>;
#size-cells = <2>;
dev@0,0 {
compatible = "pci1de4,1";
reg = <0x10000 0x0 0x0 0x0 0x0>;
ranges = <0x1 0x0 0x0 0x82010000 0x0 0x0 0x0 0x400000>;
interrupt-controller;
#interrupt-cells = <2>;
#address-cells = <3>;
#size-cells = <2>;
#include "rp1-common.dtsi"
};
};
};
&rp1_eth {
assigned-clocks = <&rp1_clocks RP1_CLK_ETH_TSU>,
<&rp1_clocks RP1_CLK_ETH>;
assigned-clock-rates = <50000000>,
<125000000>;
status = "okay";
phy-mode = "rgmii-id";
phy-handle = <&phy1>;
mdio {
reg = <0x1>;
reset-gpios = <&rp1_gpio 32 GPIO_ACTIVE_LOW>;
reset-delay-us = <5000>;
#address-cells = <1>;
#size-cells = <0>;
phy1: ethernet-phy@1 {
reg = <0x1>;
};
};
};
&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";
};