1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * LiteX-based System on Chip
4 *
5 * Copyright (C) 2019 Antmicro <www.antmicro.com>
6 */
7
8 /dts-v1/;
9 / {
10 compatible = "opencores,or1ksim";
11 #address-cells = <1>;
12 #size-cells = <1>;
13 interrupt-parent = <&pic>;
14
15 aliases {
16 serial0 = &serial0;
17 };
18
19 chosen {
20 bootargs = "console=liteuart";
21 };
22
23 memory@0 {
24 device_type = "memory";
25 reg = <0x00000000 0x10000000>;
26 };
27
28 cpus {
29 #address-cells = <1>;
30 #size-cells = <0>;
31 cpu@0 {
32 compatible = "opencores,or1200-rtlsvn481";
33 reg = <0>;
34 clock-frequency = <100000000>;
35 };
36 };
37
38 pic: pic {
39 compatible = "opencores,or1k-pic";
40 #interrupt-cells = <1>;
41 interrupt-controller;
42 };
43
44 serial0: serial@e0006800 {
45 device_type = "serial";
46 compatible = "litex,liteuart";
47 reg = <0xe0006800 0x100>;
48 };
49
50 soc_ctrl0: soc_controller@e0000000 {
51 compatible = "litex,soc-controller";
52 reg = <0xe0000000 0xc>;
53 status = "okay";
54 };
55
56 ethernet@e0001000 {
57 compatible = "litex,liteeth";
58 reg = <0xe0001000 0x7c>,
59 <0xe0001800 0x0a>,
60 <0x80000000 0x2000>;
61 reg-names = "mac", "mdio", "buffer";
62 interrupts = <2>;
63 };
64 };
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