1 // SPDX-License-Identifier: GPL-2.0 OR MIT
2 /*
3 * Copyright (c) 2022, Arm Limited. All rights reserved.
4 * Copyright (c) 2022, Linaro Limited. All rights reserved.
5 *
6 */
7
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
9
10 / {
11 interrupt-parent = <&gic>;
12 #address-cells = <1>;
13 #size-cells = <1>;
14
15 aliases {
16 serial0 = &uart0;
17 serial1 = &uart1;
18 };
19
20 chosen {
21 stdout-path = "serial0:115200n8";
22 };
23
24 cpus {
25 #address-cells = <1>;
26 #size-cells = <0>;
27
28 cpu: cpu@0 {
29 device_type = "cpu";
30 compatible = "arm,cortex-a35";
31 reg = <0>;
32 next-level-cache = <&L2_0>;
33 };
34 };
35
36 memory@88200000 {
37 device_type = "memory";
38 reg = <0x88200000 0x77e00000>;
39 };
40
41 gic: interrupt-controller@1c000000 {
42 compatible = "arm,gic-400";
43 #interrupt-cells = <3>;
44 #address-cells = <0>;
45 interrupt-controller;
46 reg = <0x1c010000 0x1000>,
47 <0x1c02f000 0x2000>,
48 <0x1c04f000 0x1000>,
49 <0x1c06f000 0x2000>;
50 interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(1) |
51 IRQ_TYPE_LEVEL_LOW)>;
52 };
53
54 L2_0: l2-cache0 {
55 compatible = "cache";
56 cache-unified;
57 cache-level = <2>;
58 cache-size = <0x80000>;
59 cache-line-size = <64>;
60 cache-sets = <1024>;
61 };
62
63 refclk100mhz: clock-100000000 {
64 compatible = "fixed-clock";
65 #clock-cells = <0>;
66 clock-frequency = <100000000>;
67 clock-output-names = "apb_pclk";
68 };
69
70 smbclk: clock-48000000 {
71 /* Reference 24MHz clock x 2 */
72 compatible = "fixed-clock";
73 #clock-cells = <0>;
74 clock-frequency = <48000000>;
75 clock-output-names = "smclk";
76 };
77
78 timer {
79 compatible = "arm,armv8-timer";
80 interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
81 <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
82 <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
83 <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>;
84 };
85
86 uartclk: clock-50000000 {
87 /* UART clock - 50MHz */
88 compatible = "fixed-clock";
89 #clock-cells = <0>;
90 clock-frequency = <50000000>;
91 clock-output-names = "uartclk";
92 };
93
94 psci {
95 compatible = "arm,psci-1.0", "arm,psci-0.2";
96 method = "smc";
97 };
98
99 soc {
100 compatible = "simple-bus";
101 #address-cells = <1>;
102 #size-cells = <1>;
103 interrupt-parent = <&gic>;
104 ranges;
105
106 timer@1a220000 {
107 compatible = "arm,armv7-timer-mem";
108 reg = <0x1a220000 0x1000>;
109 #address-cells = <1>;
110 #size-cells = <1>;
111 clock-frequency = <50000000>;
112 ranges;
113
114 frame@1a230000 {
115 frame-number = <0>;
116 interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
117 reg = <0x1a230000 0x1000>;
118 };
119 };
120
121 uart0: serial@1a510000 {
122 compatible = "arm,pl011", "arm,primecell";
123 reg = <0x1a510000 0x1000>;
124 interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
125 clocks = <&uartclk>, <&refclk100mhz>;
126 clock-names = "uartclk", "apb_pclk";
127 };
128
129 uart1: serial@1a520000 {
130 compatible = "arm,pl011", "arm,primecell";
131 reg = <0x1a520000 0x1000>;
132 interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
133 clocks = <&uartclk>, <&refclk100mhz>;
134 clock-names = "uartclk", "apb_pclk";
135 };
136
137 mhu_hse1: mailbox@1b820000 {
138 compatible = "arm,mhuv2-tx", "arm,primecell";
139 reg = <0x1b820000 0x1000>;
140 clocks = <&refclk100mhz>;
141 clock-names = "apb_pclk";
142 interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
143 #mbox-cells = <2>;
144 arm,mhuv2-protocols = <0 0>;
145 secure-status = "okay"; /* secure-world-only */
146 status = "disabled";
147 };
148
149 mhu_seh1: mailbox@1b830000 {
150 compatible = "arm,mhuv2-rx", "arm,primecell";
151 reg = <0x1b830000 0x1000>;
152 clocks = <&refclk100mhz>;
153 clock-names = "apb_pclk";
154 interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
155 #mbox-cells = <2>;
156 arm,mhuv2-protocols = <0 0>;
157 secure-status = "okay"; /* secure-world-only */
158 status = "disabled";
159 };
160 };
161 };
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