xref: /openbmc/linux/arch/arm/boot/dts/amazon/alpine.dtsi (revision ab7e3fe1)
1/*
2 * Copyright 2015 Annapurna Labs Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
7 *
8 * Alternatively, redistribution and use in source and binary forms, with or
9 * without modification, are permitted provided that the following conditions
10 * are met:
11 *
12 *   *   Redistributions of source code must retain the above copyright notice,
13 *       this list of conditions and the following disclaimer.
14 *
15 *   *   Redistributions in binary form must reproduce the above copyright
16 *       notice, this list of conditions and the following disclaimer in
17 *       the documentation and/or other materials provided with the
18 *       distribution.
19 *
20 * This program is distributed in the hope it will be useful, but WITHOUT
21 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
22 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
23 * more details.
24 *
25 */
26
27#include <dt-bindings/interrupt-controller/arm-gic.h>
28
29/ {
30	#address-cells = <2>;
31	#size-cells = <2>;
32	/* SOC compatibility */
33	compatible = "al,alpine";
34
35	memory {
36		device_type = "memory";
37		reg = <0 0 0 0>;
38	};
39
40	/* CPU Configuration */
41	cpus {
42		#address-cells = <1>;
43		#size-cells = <0>;
44		enable-method = "al,alpine-smp";
45
46		cpu@0 {
47			compatible = "arm,cortex-a15";
48			device_type = "cpu";
49			reg = <0>;
50			clock-frequency = <1700000000>;
51		};
52
53		cpu@1 {
54			compatible = "arm,cortex-a15";
55			device_type = "cpu";
56			reg = <1>;
57			clock-frequency = <1700000000>;
58		};
59
60		cpu@2 {
61			compatible = "arm,cortex-a15";
62			device_type = "cpu";
63			reg = <2>;
64			clock-frequency = <1700000000>;
65		};
66
67		cpu@3 {
68			compatible = "arm,cortex-a15";
69			device_type = "cpu";
70			reg = <3>;
71			clock-frequency = <1700000000>;
72		};
73	};
74
75	soc {
76		#address-cells = <2>;
77		#size-cells = <2>;
78		compatible = "simple-bus";
79		interrupt-parent = <&gic>;
80		ranges;
81
82		arch-timer {
83			compatible = "arm,cortex-a15-timer",
84				     "arm,armv7-timer";
85			interrupts =
86				<GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
87				<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
88				<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
89				<GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
90			clock-frequency = <50000000>;
91		};
92
93		/* Interrupt Controller */
94		gic: interrupt-controller@fb001000 {
95			compatible = "arm,cortex-a15-gic";
96			#interrupt-cells = <3>;
97			#size-cells = <0>;
98			#address-cells = <0>;
99			interrupt-controller;
100			reg = <0x0 0xfb001000 0x0 0x1000>,
101			      <0x0 0xfb002000 0x0 0x2000>,
102			      <0x0 0xfb004000 0x0 0x2000>,
103			      <0x0 0xfb006000 0x0 0x2000>;
104			interrupts =
105				<GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
106		};
107
108		/* CPU Resume registers */
109		cpu-resume@fbff5ec0 {
110			compatible = "al,alpine-cpu-resume";
111			reg = <0x0 0xfbff5ec0 0x0 0x30>;
112		};
113
114		/* North Bridge Service Registers */
115		sysfabric-service@fb070000 {
116			compatible = "al,alpine-sysfabric-service", "syscon";
117			reg = <0x0 0xfb070000 0x0 0x10000>;
118		};
119
120		/* Performance Monitor Unit */
121		pmu {
122			compatible = "arm,cortex-a15-pmu";
123			interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>,
124				     <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>,
125				     <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>,
126				     <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
127		};
128
129		uart0: serial@fd883000 {
130			compatible = "ns16550a";
131			reg = <0x0 0xfd883000 0x0 0x1000>;
132			clock-frequency = <375000000>;
133			interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
134			reg-shift = <2>;
135			reg-io-width = <4>;
136		};
137
138		uart1: serial@fd884000 {
139			compatible = "ns16550a";
140			reg = <0x0 0xfd884000 0x0 0x1000>;
141			clock-frequency = <375000000>;
142			interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
143			reg-shift = <2>;
144			reg-io-width = <4>;
145		};
146
147		/* Internal PCIe Controller */
148		pcie@fbc00000 {
149			compatible = "pci-host-ecam-generic";
150			device_type = "pci";
151			#size-cells = <2>;
152			#address-cells = <3>;
153			#interrupt-cells = <1>;
154			reg = <0x0 0xfbc00000 0x0 0x100000>;
155			interrupt-map-mask = <0xf800 0 0 7>;
156			/* Add legacy interrupts for SATA devices only */
157			interrupt-map = <0x4000 0 0 1 &gic 0 43 4>,
158					<0x4800 0 0 1 &gic 0 44 4>;
159
160			/* 32 bit non prefetchable memory space */
161			ranges = <0x02000000 0x0 0xfe000000 0x0 0xfe000000 0x0 0x1000000>;
162
163			bus-range = <0x00 0x00>;
164			msi-parent = <&msix>;
165		};
166
167		msix: msix@fbe00000 {
168			compatible = "al,alpine-msix";
169			reg = <0x0 0xfbe00000 0x0 0x100000>;
170			msi-controller;
171			al,msi-base-spi = <96>;
172			al,msi-num-spis = <64>;
173		};
174	};
175};
176