~sircmpwn/linux

linux/arch/arm/boot/dts/mt8127.dtsi -rw-r--r-- 3.6 KiB
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2014 MediaTek Inc.
 * Author: Joe.C <yingjoe.chen@mediatek.com>
 *
 */

#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>

/ {
	#address-cells = <2>;
	#size-cells = <2>;
	compatible = "mediatek,mt8127";
	interrupt-parent = <&sysirq>;

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		enable-method = "mediatek,mt81xx-tz-smp";

		cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a7";
			reg = <0x0>;
		};
		cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a7";
			reg = <0x1>;
		};
		cpu@2 {
			device_type = "cpu";
			compatible = "arm,cortex-a7";
			reg = <0x2>;
		};
		cpu@3 {
			device_type = "cpu";
			compatible = "arm,cortex-a7";
			reg = <0x3>;
		};

	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		trustzone-bootinfo@80002000 {
			compatible = "mediatek,trustzone-bootinfo";
			reg = <0 0x80002000 0 0x1000>;
		};
	};

	clocks {
		#address-cells = <2>;
		#size-cells = <2>;
		compatible = "simple-bus";
		ranges;

		system_clk: dummy13m {
			compatible = "fixed-clock";
			clock-frequency = <13000000>;
			#clock-cells = <0>;
		};

		rtc_clk: dummy32k {
			compatible = "fixed-clock";
			clock-frequency = <32000>;
			#clock-cells = <0>;
		};

		uart_clk: dummy26m {
			compatible = "fixed-clock";
			clock-frequency = <26000000>;
			#clock-cells = <0>;
                };
	};

	timer {
		compatible = "arm,armv7-timer";
		interrupt-parent = <&gic>;
		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) |
					  IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) |
					  IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) |
					  IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) |
					  IRQ_TYPE_LEVEL_LOW)>;
		clock-frequency = <13000000>;
		arm,cpu-registers-not-fw-configured;
	};

	soc {
		#address-cells = <2>;
		#size-cells = <2>;
		compatible = "simple-bus";
		ranges;

		timer: timer@10008000 {
			compatible = "mediatek,mt8127-timer",
					"mediatek,mt6577-timer";
			reg = <0 0x10008000 0 0x80>;
			interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_LOW>;
			clocks = <&system_clk>, <&rtc_clk>;
			clock-names = "system-clk", "rtc-clk";
		};

		sysirq: interrupt-controller@10200100 {
			compatible = "mediatek,mt8127-sysirq",
				     "mediatek,mt6577-sysirq";
			interrupt-controller;
			#interrupt-cells = <3>;
			interrupt-parent = <&gic>;
			reg = <0 0x10200100 0 0x1c>;
		};

		gic: interrupt-controller@10211000 {
			compatible = "arm,cortex-a7-gic";
			interrupt-controller;
			#interrupt-cells = <3>;
			interrupt-parent = <&gic>;
			reg = <0 0x10211000 0 0x1000>,
			      <0 0x10212000 0 0x2000>,
			      <0 0x10214000 0 0x2000>,
			      <0 0x10216000 0 0x2000>;
		};

		uart0: serial@11002000 {
			compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
			reg = <0 0x11002000 0 0x400>;
			interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>;
			clocks = <&uart_clk>;
			status = "disabled";
		};

		uart1: serial@11003000 {
			compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
			reg = <0 0x11003000 0 0x400>;
			interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
			clocks = <&uart_clk>;
			status = "disabled";
		};

		uart2: serial@11004000 {
			compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
			reg = <0 0x11004000 0 0x400>;
			interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>;
			clocks = <&uart_clk>;
			status = "disabled";
		};

		uart3: serial@11005000 {
			compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
			reg = <0 0x11005000 0 0x400>;
			interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>;
			clocks = <&uart_clk>;
			status = "disabled";
		};
	};
};