1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Copyright (c) 2014 MediaTek Inc.
4 * Author: Joe.C <yingjoe.chen@mediatek.com>
5 *
6 */
7
8 #include <dt-bindings/interrupt-controller/irq.h>
9 #include <dt-bindings/interrupt-controller/arm-gic.h>
10
11 / {
12 #address-cells = <2>;
13 #size-cells = <2>;
14 compatible = "mediatek,mt8127";
15 interrupt-parent = <&sysirq>;
16
17 cpus {
18 #address-cells = <1>;
19 #size-cells = <0>;
20 enable-method = "mediatek,mt81xx-tz-smp";
21
22 cpu@0 {
23 device_type = "cpu";
24 compatible = "arm,cortex-a7";
25 reg = <0x0>;
26 };
27 cpu@1 {
28 device_type = "cpu";
29 compatible = "arm,cortex-a7";
30 reg = <0x1>;
31 };
32 cpu@2 {
33 device_type = "cpu";
34 compatible = "arm,cortex-a7";
35 reg = <0x2>;
36 };
37 cpu@3 {
38 device_type = "cpu";
39 compatible = "arm,cortex-a7";
40 reg = <0x3>;
41 };
42
43 };
44
45 reserved-memory {
46 #address-cells = <2>;
47 #size-cells = <2>;
48 ranges;
49
50 trustzone-bootinfo@80002000 {
51 compatible = "mediatek,trustzone-bootinfo";
52 reg = <0 0x80002000 0 0x1000>;
53 };
54 };
55
56 clocks {
57 #address-cells = <2>;
58 #size-cells = <2>;
59 compatible = "simple-bus";
60 ranges;
61
62 system_clk: dummy13m {
63 compatible = "fixed-clock";
64 clock-frequency = <13000000>;
65 #clock-cells = <0>;
66 };
67
68 rtc_clk: dummy32k {
69 compatible = "fixed-clock";
70 clock-frequency = <32000>;
71 #clock-cells = <0>;
72 };
73
74 uart_clk: dummy26m {
75 compatible = "fixed-clock";
76 clock-frequency = <26000000>;
77 #clock-cells = <0>;
78 };
79 };
80
81 timer {
82 compatible = "arm,armv7-timer";
83 interrupt-parent = <&gic>;
84 interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) |
85 IRQ_TYPE_LEVEL_LOW)>,
86 <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) |
87 IRQ_TYPE_LEVEL_LOW)>,
88 <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) |
89 IRQ_TYPE_LEVEL_LOW)>,
90 <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) |
91 IRQ_TYPE_LEVEL_LOW)>;
92 clock-frequency = <13000000>;
93 arm,cpu-registers-not-fw-configured;
94 };
95
96 soc {
97 #address-cells = <2>;
98 #size-cells = <2>;
99 compatible = "simple-bus";
100 ranges;
101
102 timer: timer@10008000 {
103 compatible = "mediatek,mt8127-timer",
104 "mediatek,mt6577-timer";
105 reg = <0 0x10008000 0 0x80>;
106 interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_LOW>;
107 clocks = <&system_clk>, <&rtc_clk>;
108 clock-names = "system-clk", "rtc-clk";
109 };
110
111 sysirq: interrupt-controller@10200100 {
112 compatible = "mediatek,mt8127-sysirq",
113 "mediatek,mt6577-sysirq";
114 interrupt-controller;
115 #interrupt-cells = <3>;
116 interrupt-parent = <&gic>;
117 reg = <0 0x10200100 0 0x1c>;
118 };
119
120 gic: interrupt-controller@10211000 {
121 compatible = "arm,cortex-a7-gic";
122 interrupt-controller;
123 #interrupt-cells = <3>;
124 interrupt-parent = <&gic>;
125 reg = <0 0x10211000 0 0x1000>,
126 <0 0x10212000 0 0x2000>,
127 <0 0x10214000 0 0x2000>,
128 <0 0x10216000 0 0x2000>;
129 };
130
131 uart0: serial@11002000 {
132 compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
133 reg = <0 0x11002000 0 0x400>;
134 interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>;
135 clocks = <&uart_clk>;
136 status = "disabled";
137 };
138
139 uart1: serial@11003000 {
140 compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
141 reg = <0 0x11003000 0 0x400>;
142 interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
143 clocks = <&uart_clk>;
144 status = "disabled";
145 };
146
147 uart2: serial@11004000 {
148 compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
149 reg = <0 0x11004000 0 0x400>;
150 interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>;
151 clocks = <&uart_clk>;
152 status = "disabled";
153 };
154
155 uart3: serial@11005000 {
156 compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
157 reg = <0 0x11005000 0 0x400>;
158 interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>;
159 clocks = <&uart_clk>;
160 status = "disabled";
161 };
162 };
163 };
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