xref: /freebsd/sys/contrib/device-tree/src/arm64/ti/k3-j721e-evm-pcie0-ep.dtso (revision 8d13bc63c0e1d50bc9e47ac1f26329c999bfecf0)
1*8d13bc63SEmmanuel Vadot// SPDX-License-Identifier: GPL-2.0
2*8d13bc63SEmmanuel Vadot/**
3*8d13bc63SEmmanuel Vadot * DT Overlay for enabling PCIE0 instance in Endpoint Configuration with the
4*8d13bc63SEmmanuel Vadot * J7 common processor board.
5*8d13bc63SEmmanuel Vadot *
6*8d13bc63SEmmanuel Vadot * J7 Common Processor Board Product Link: https://www.ti.com/tool/J721EXCPXEVM
7*8d13bc63SEmmanuel Vadot *
8*8d13bc63SEmmanuel Vadot * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/
9*8d13bc63SEmmanuel Vadot */
10*8d13bc63SEmmanuel Vadot
11*8d13bc63SEmmanuel Vadot/dts-v1/;
12*8d13bc63SEmmanuel Vadot/plugin/;
13*8d13bc63SEmmanuel Vadot
14*8d13bc63SEmmanuel Vadot#include <dt-bindings/interrupt-controller/arm-gic.h>
15*8d13bc63SEmmanuel Vadot#include <dt-bindings/soc/ti,sci_pm_domain.h>
16*8d13bc63SEmmanuel Vadot
17*8d13bc63SEmmanuel Vadot#include "k3-pinctrl.h"
18*8d13bc63SEmmanuel Vadot
19*8d13bc63SEmmanuel Vadot/*
20*8d13bc63SEmmanuel Vadot * Since Root Complex and Endpoint modes are mutually exclusive
21*8d13bc63SEmmanuel Vadot * disable Root Complex mode.
22*8d13bc63SEmmanuel Vadot */
23*8d13bc63SEmmanuel Vadot&pcie0_rc {
24*8d13bc63SEmmanuel Vadot	status = "disabled";
25*8d13bc63SEmmanuel Vadot};
26*8d13bc63SEmmanuel Vadot
27*8d13bc63SEmmanuel Vadot&cbass_main {
28*8d13bc63SEmmanuel Vadot	#address-cells = <2>;
29*8d13bc63SEmmanuel Vadot	#size-cells = <2>;
30*8d13bc63SEmmanuel Vadot	interrupt-parent = <&gic500>;
31*8d13bc63SEmmanuel Vadot
32*8d13bc63SEmmanuel Vadot	pcie0_ep: pcie-ep@2900000 {
33*8d13bc63SEmmanuel Vadot		compatible = "ti,j721e-pcie-ep";
34*8d13bc63SEmmanuel Vadot		reg = <0x00 0x02900000 0x00 0x1000>,
35*8d13bc63SEmmanuel Vadot		      <0x00 0x02907000 0x00 0x400>,
36*8d13bc63SEmmanuel Vadot		      <0x00 0x0d000000 0x00 0x00800000>,
37*8d13bc63SEmmanuel Vadot		      <0x00 0x10000000 0x00 0x08000000>;
38*8d13bc63SEmmanuel Vadot		reg-names = "intd_cfg", "user_cfg", "reg", "mem";
39*8d13bc63SEmmanuel Vadot		interrupt-names = "link_state";
40*8d13bc63SEmmanuel Vadot		interrupts = <GIC_SPI 318 IRQ_TYPE_EDGE_RISING>;
41*8d13bc63SEmmanuel Vadot		ti,syscon-pcie-ctrl = <&scm_conf 0x4070>;
42*8d13bc63SEmmanuel Vadot		max-link-speed = <3>;
43*8d13bc63SEmmanuel Vadot		num-lanes = <1>;
44*8d13bc63SEmmanuel Vadot		power-domains = <&k3_pds 239 TI_SCI_PD_EXCLUSIVE>;
45*8d13bc63SEmmanuel Vadot		clocks = <&k3_clks 239 1>;
46*8d13bc63SEmmanuel Vadot		clock-names = "fck";
47*8d13bc63SEmmanuel Vadot		max-functions = /bits/ 8 <6>;
48*8d13bc63SEmmanuel Vadot		max-virtual-functions = /bits/ 8 <4 4 4 4 0 0>;
49*8d13bc63SEmmanuel Vadot		dma-coherent;
50*8d13bc63SEmmanuel Vadot		phys = <&serdes0_pcie_link>;
51*8d13bc63SEmmanuel Vadot		phy-names = "pcie-phy";
52*8d13bc63SEmmanuel Vadot	};
53*8d13bc63SEmmanuel Vadot};
54