1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * dtsi file for Cavium ThunderX2 CN99XX processor
4 *
5 * Copyright (c) 2017 Cavium Inc.
6 * Copyright (c) 2013-2016 Broadcom
7 * Author: Zi Shen Lim <zlim@broadcom.com>
8 */
9
10#include <dt-bindings/interrupt-controller/arm-gic.h>
11
12/ {
13	model = "Cavium ThunderX2 CN99XX";
14	compatible = "cavium,thunderx2-cn9900", "brcm,vulcan-soc";
15	interrupt-parent = <&gic>;
16	#address-cells = <2>;
17	#size-cells = <2>;
18
19	/* just 4 cpus now, 128 needed in full config */
20	cpus {
21		#address-cells = <0x2>;
22		#size-cells = <0x0>;
23
24		cpu@0 {
25			device_type = "cpu";
26			compatible = "cavium,thunder2", "brcm,vulcan";
27			reg = <0x0 0x0>;
28			enable-method = "psci";
29		};
30
31		cpu@1 {
32			device_type = "cpu";
33			compatible = "cavium,thunder2", "brcm,vulcan";
34			reg = <0x0 0x1>;
35			enable-method = "psci";
36		};
37
38		cpu@2 {
39			device_type = "cpu";
40			compatible = "cavium,thunder2", "brcm,vulcan";
41			reg = <0x0 0x2>;
42			enable-method = "psci";
43		};
44
45		cpu@3 {
46			device_type = "cpu";
47			compatible = "cavium,thunder2", "brcm,vulcan";
48			reg = <0x0 0x3>;
49			enable-method = "psci";
50		};
51	};
52
53	psci {
54		compatible = "arm,psci-0.2";
55		method = "smc";
56	};
57
58	gic: interrupt-controller@400080000 {
59		compatible = "arm,gic-v3";
60		#interrupt-cells = <3>;
61		#address-cells = <2>;
62		#size-cells = <2>;
63		ranges;
64		interrupt-controller;
65		#redistributor-regions = <1>;
66		reg = <0x04 0x00080000 0x0 0x20000>,	/* GICD */
67		      <0x04 0x01000000 0x0 0x1000000>;	/* GICR */
68		interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
69
70		gicits: gic-its@40010000 {
71			compatible = "arm,gic-v3-its";
72			msi-controller;
73			reg = <0x04 0x00100000 0x0 0x20000>;	/* GIC ITS */
74		};
75	};
76
77	timer {
78		compatible = "arm,armv8-timer";
79		interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>,
80			     <GIC_PPI 14 IRQ_TYPE_LEVEL_HIGH>,
81			     <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>,
82			     <GIC_PPI 10 IRQ_TYPE_LEVEL_HIGH>;
83	};
84
85	pmu {
86		compatible = "brcm,vulcan-pmu", "arm,armv8-pmuv3";
87		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>; /* PMU overflow */
88	};
89
90	clk125mhz: uart_clk125mhz {
91		compatible = "fixed-clock";
92		#clock-cells = <0>;
93		clock-frequency = <125000000>;
94		clock-output-names = "clk125mhz";
95	};
96
97	pcie@30000000 {
98		compatible = "pci-host-ecam-generic";
99		device_type = "pci";
100		#interrupt-cells = <1>;
101		#address-cells = <3>;
102		#size-cells = <2>;
103
104		/* ECAM at 0x3000_0000 - 0x4000_0000 */
105		reg = <0x0 0x30000000  0x0 0x10000000>;
106		reg-names = "PCI ECAM";
107
108		/*
109		 * PCI ranges:
110		 *   IO		no supported
111		 *   MEM        0x4000_0000 - 0x6000_0000
112		 *   MEM64 pref 0x40_0000_0000 - 0x60_0000_0000
113		 */
114		ranges =
115		  <0x02000000    0 0x40000000    0 0x40000000    0 0x20000000
116		   0x43000000 0x40 0x00000000 0x40 0x00000000 0x20 0x00000000>;
117		bus-range = <0 0xff>;
118		interrupt-map-mask = <0 0 0 7>;
119		interrupt-map =
120		      /* addr  pin  ic   icaddr  icintr */
121			<0 0 0  1  &gic   0 0    GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH
122			 0 0 0  2  &gic   0 0    GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH
123			 0 0 0  3  &gic   0 0    GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH
124			 0 0 0  4  &gic   0 0    GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
125		msi-parent = <&gicits>;
126		dma-coherent;
127	};
128
129	soc {
130		compatible = "simple-bus";
131		#address-cells = <2>;
132		#size-cells = <2>;
133		ranges;
134
135		uart0: serial@402020000 {
136			compatible = "arm,pl011", "arm,primecell";
137			reg = <0x04 0x02020000 0x0 0x1000>;
138			interrupt-parent = <&gic>;
139			interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
140			clocks = <&clk125mhz>;
141			clock-names = "apb_pclk";
142		};
143	};
144
145};
146