1 // SPDX-License-Identifier: (GPL-2.0 OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /* Copyright (c) 2020 Microsemi Corporation */ 2 /* Copyright (c) 2020 Microsemi Corporation */
3 3
4 / { 4 / {
5 #address-cells = <1>; 5 #address-cells = <1>;
6 #size-cells = <1>; 6 #size-cells = <1>;
7 compatible = "mscc,luton"; 7 compatible = "mscc,luton";
8 8
9 cpus { 9 cpus {
10 #address-cells = <1>; 10 #address-cells = <1>;
11 #size-cells = <0>; 11 #size-cells = <0>;
12 12
13 cpu@0 { 13 cpu@0 {
14 compatible = "mips,mip 14 compatible = "mips,mips24KEc";
15 device_type = "cpu"; 15 device_type = "cpu";
16 clocks = <&cpu_clk>; 16 clocks = <&cpu_clk>;
17 reg = <0>; 17 reg = <0>;
18 }; 18 };
19 }; 19 };
20 20
21 aliases { 21 aliases {
22 serial0 = &uart0; 22 serial0 = &uart0;
23 }; 23 };
24 24
25 cpuintc: interrupt-controller { 25 cpuintc: interrupt-controller {
26 #address-cells = <0>; 26 #address-cells = <0>;
27 #interrupt-cells = <1>; 27 #interrupt-cells = <1>;
28 interrupt-controller; 28 interrupt-controller;
29 compatible = "mti,cpu-interrup 29 compatible = "mti,cpu-interrupt-controller";
30 }; 30 };
31 31
32 cpu_clk: cpu-clock { 32 cpu_clk: cpu-clock {
33 compatible = "fixed-clock"; 33 compatible = "fixed-clock";
34 #clock-cells = <0>; 34 #clock-cells = <0>;
35 clock-frequency = <416666666>; 35 clock-frequency = <416666666>;
36 }; 36 };
37 37
38 ahb_clk: ahb-clk { 38 ahb_clk: ahb-clk {
39 compatible = "fixed-factor-clo 39 compatible = "fixed-factor-clock";
40 #clock-cells = <0>; 40 #clock-cells = <0>;
41 clocks = <&cpu_clk>; 41 clocks = <&cpu_clk>;
42 clock-div = <2>; 42 clock-div = <2>;
43 clock-mult = <1>; 43 clock-mult = <1>;
44 }; 44 };
45 45
46 ahb@60000000 { 46 ahb@60000000 {
47 compatible = "simple-bus"; 47 compatible = "simple-bus";
48 #address-cells = <1>; 48 #address-cells = <1>;
49 #size-cells = <1>; 49 #size-cells = <1>;
50 ranges = <0 0x60000000 0x20000 50 ranges = <0 0x60000000 0x20000000>;
51 51
52 interrupt-parent = <&intc>; 52 interrupt-parent = <&intc>;
53 53
54 cpu_ctrl: syscon@10000000 { 54 cpu_ctrl: syscon@10000000 {
55 compatible = "mscc,oce 55 compatible = "mscc,ocelot-cpu-syscon", "syscon";
56 reg = <0x10000000 0x2c 56 reg = <0x10000000 0x2c>;
57 }; 57 };
58 58
59 intc: interrupt-controller@100 59 intc: interrupt-controller@10000084 {
60 compatible = "mscc,lut 60 compatible = "mscc,luton-icpu-intr";
61 reg = <0x10000084 0x70 61 reg = <0x10000084 0x70>;
62 #interrupt-cells = <1> 62 #interrupt-cells = <1>;
63 interrupt-controller; 63 interrupt-controller;
64 interrupt-parent = <&c 64 interrupt-parent = <&cpuintc>;
65 interrupts = <2>; 65 interrupts = <2>;
66 }; 66 };
67 67
68 uart0: serial@10100000 { 68 uart0: serial@10100000 {
69 pinctrl-0 = <&uart_pin 69 pinctrl-0 = <&uart_pins>;
70 pinctrl-names = "defau 70 pinctrl-names = "default";
71 compatible = "ns16550a 71 compatible = "ns16550a";
72 reg = <0x10100000 0x20 72 reg = <0x10100000 0x20>;
73 interrupts = <6>; 73 interrupts = <6>;
74 clocks = <&ahb_clk>; 74 clocks = <&ahb_clk>;
75 reg-io-width = <4>; 75 reg-io-width = <4>;
76 reg-shift = <2>; 76 reg-shift = <2>;
77 77
78 status = "disabled"; 78 status = "disabled";
79 }; 79 };
80 80
81 i2c0: i2c@10100400 { 81 i2c0: i2c@10100400 {
82 compatible = "mscc,oce 82 compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
83 pinctrl-0 = <&i2c_pins 83 pinctrl-0 = <&i2c_pins>;
84 pinctrl-names = "defau 84 pinctrl-names = "default";
85 reg = <0x10100400 0x10 85 reg = <0x10100400 0x100>, <0x100002a4 0x8>;
86 #address-cells = <1>; 86 #address-cells = <1>;
87 #size-cells = <0>; 87 #size-cells = <0>;
88 interrupts = <11>; 88 interrupts = <11>;
89 clocks = <&ahb_clk>; 89 clocks = <&ahb_clk>;
90 90
91 status = "disabled"; 91 status = "disabled";
92 }; 92 };
93 93
94 gpio: pinctrl@70068 { 94 gpio: pinctrl@70068 {
95 compatible = "mscc,lut 95 compatible = "mscc,luton-pinctrl";
96 reg = <0x70068 0x28>; 96 reg = <0x70068 0x28>;
97 gpio-controller; 97 gpio-controller;
98 #gpio-cells = <2>; 98 #gpio-cells = <2>;
99 gpio-ranges = <&gpio 0 99 gpio-ranges = <&gpio 0 0 32>;
100 interrupt-controller; 100 interrupt-controller;
101 interrupts = <13>; 101 interrupts = <13>;
102 #interrupt-cells = <2> 102 #interrupt-cells = <2>;
103 103
104 i2c_pins: i2c-pins { 104 i2c_pins: i2c-pins {
105 pins = "GPIO_5 105 pins = "GPIO_5", "GPIO_6";
106 function = "tw 106 function = "twi";
107 }; 107 };
108 108
109 uart_pins: uart-pins { 109 uart_pins: uart-pins {
110 pins = "GPIO_3 110 pins = "GPIO_30", "GPIO_31";
111 function = "ua 111 function = "uart";
112 }; 112 };
113 113
114 }; 114 };
115 }; 115 };
116 }; 116 };
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