1 // SPDX-License-Identifier: GPL-2.0
2 / {
3 #address-cells = <1>;
4 #size-cells = <1>;
5 compatible = "brcm,bcm3384-viper", "brcm,bcm33843-viper";
6
7 memory@0 {
8 device_type = "memory";
9
10 /* Typical ranges. The bootloader should fill these in. */
11 reg = <0x06000000 0x02000000>,
12 <0x0e000000 0x02000000>;
13 };
14
15 cpus {
16 #address-cells = <1>;
17 #size-cells = <0>;
18
19 /* 1/2 of the CPU core clock (standard MIPS behavior) */
20 mips-hpt-frequency = <300000000>;
21
22 cpu@0 {
23 compatible = "brcm,bmips4350";
24 device_type = "cpu";
25 reg = <0>;
26 };
27 };
28
29 cpu_intc: cpu_intc {
30 #address-cells = <0>;
31 compatible = "mti,cpu-interrupt-controller";
32
33 interrupt-controller;
34 #interrupt-cells = <1>;
35 };
36
37 clocks {
38 periph_clk: periph_clk {
39 compatible = "fixed-clock";
40 #clock-cells = <0>;
41 clock-frequency = <54000000>;
42 };
43 };
44
45 aliases {
46 uart0 = &uart0;
47 };
48
49 ubus {
50 #address-cells = <1>;
51 #size-cells = <1>;
52
53 compatible = "brcm,ubus", "simple-bus";
54 ranges;
55 /* No dma-ranges on Viper. */
56
57 periph_intc: periph_intc@14e00048 {
58 compatible = "brcm,bcm3380-l2-intc";
59 reg = <0x14e00048 0x4 0x14e0004c 0x4>,
60 <0x14e00350 0x4 0x14e00354 0x4>;
61
62 interrupt-controller;
63 #interrupt-cells = <1>;
64
65 interrupt-parent = <&cpu_intc>;
66 interrupts = <4>;
67 };
68
69 cmips_intc: cmips_intc@151f8048 {
70 compatible = "brcm,bcm3380-l2-intc";
71 reg = <0x151f8048 0x4 0x151f804c 0x4>;
72
73 interrupt-controller;
74 #interrupt-cells = <1>;
75
76 interrupt-parent = <&periph_intc>;
77 interrupts = <30>;
78 brcm,int-map-mask = <0xffffffff>;
79 };
80
81 uart0: serial@14e00520 {
82 compatible = "brcm,bcm6345-uart";
83 reg = <0x14e00520 0x18>;
84 interrupt-parent = <&periph_intc>;
85 interrupts = <2>;
86 clocks = <&periph_clk>;
87 status = "disabled";
88 };
89
90 ehci0: usb@15400300 {
91 compatible = "brcm,bcm3384-ehci", "generic-ehci";
92 reg = <0x15400300 0x100>;
93 big-endian;
94 interrupt-parent = <&periph_intc>;
95 interrupts = <41>;
96 status = "disabled";
97 };
98
99 ohci0: usb@15400400 {
100 compatible = "brcm,bcm3384-ohci", "generic-ohci";
101 reg = <0x15400400 0x100>;
102 big-endian;
103 no-big-frame-no;
104 interrupt-parent = <&periph_intc>;
105 interrupts = <40>;
106 status = "disabled";
107 };
108 };
109 };
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