1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2018 Microsemi Corporation
4 */
5
6 / {
7 #address-cells = <1>;
8 #size-cells = <1>;
9 compatible = "mscc,serval";
10
11 cpus {
12 #address-cells = <1>;
13 #size-cells = <0>;
14
15 cpu@0 {
16 compatible = "mips,mip
17 device_type = "cpu";
18 clocks = <&cpu_clk>;
19 reg = <0>;
20 };
21 };
22
23 aliases {
24 serial0 = &uart0;
25 gpio0 = &gpio;
26 };
27
28 cpuintc: interrupt-controller {
29 #address-cells = <0>;
30 #interrupt-cells = <1>;
31 interrupt-controller;
32 compatible = "mti,cpu-interrup
33 };
34
35 cpu_clk: cpu-clock {
36 compatible = "fixed-clock";
37 #clock-cells = <0>;
38 clock-frequency = <416666666>;
39 };
40
41 ahb_clk: ahb-clk {
42 compatible = "fixed-factor-clo
43 #clock-cells = <0>;
44 clocks = <&cpu_clk>;
45 clock-div = <2>;
46 clock-mult = <1>;
47 };
48
49 ahb: ahb {
50 compatible = "simple-bus";
51 #address-cells = <1>;
52 #size-cells = <1>;
53 ranges;
54
55 interrupt-parent = <&intc>;
56
57 cpu_ctrl: syscon@70000000 {
58 compatible = "mscc,oce
59 reg = <0x70000000 0x2c
60 };
61
62 intc: interrupt-controller@700
63 compatible = "mscc,ser
64 reg = <0x70000070 0x70
65 #interrupt-cells = <1>
66 interrupt-controller;
67 interrupt-parent = <&c
68 interrupts = <2>;
69 };
70
71 uart0: serial@70100000 {
72 pinctrl-0 = <&uart_pin
73 pinctrl-names = "defau
74 compatible = "ns16550a
75 reg = <0x70100000 0x20
76 interrupts = <6>;
77 clocks = <&ahb_clk>;
78 reg-io-width = <4>;
79 reg-shift = <2>;
80
81 status = "disabled";
82 };
83
84 uart2: serial@70100800 {
85 pinctrl-0 = <&uart2_pi
86 pinctrl-names = "defau
87 compatible = "ns16550a
88 reg = <0x70100800 0x20
89 interrupts = <7>;
90 clocks = <&ahb_clk>;
91 reg-io-width = <4>;
92 reg-shift = <2>;
93
94 status = "disabled";
95 };
96
97 gpio: pinctrl@71070034 {
98 compatible = "mscc,ser
99 reg = <0x71070034 0x28
100 gpio-controller;
101 #gpio-cells = <2>;
102 gpio-ranges = <&gpio 0
103
104 sgpio_pins: sgpio-pins
105 pins = "GPIO_0
106 function = "sg
107 };
108
109 i2c_pins: i2c-pins {
110 pins = "GPIO_6
111 function = "tw
112 };
113
114 uart_pins: uart-pins {
115 pins = "GPIO_2
116 function = "ua
117 };
118
119 uart2_pins: uart2-pins
120 pins = "GPIO_1
121 function = "ua
122 };
123
124 cs1_pins: cs1-pins {
125 pins = "GPIO_8
126 function = "si
127 };
128
129 irqext0_pins: irqext0-
130 pins = "GPIO_2
131 function = "ir
132 };
133
134 irqext1_pins: irqext1-
135 pins = "GPIO_2
136 function = "ir
137 };
138 };
139
140 i2c0: i2c@70100400 {
141 compatible = "mscc,oce
142 status = "disabled";
143 pinctrl-0 = <&i2c_pins
144 pinctrl-names = "defau
145 reg = <0x70100400 0x10
146 #address-cells = <1>;
147 #size-cells = <0>;
148 interrupts = <8>;
149 clock-frequency = <100
150 clocks = <&ahb_clk>;
151 };
152 };
153 };
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