xref: /linux/arch/loongarch/boot/dts/loongson-2k0500-ref.dts (revision 6e9a12f85a7567bb9a41d5230468886bd6a27b20) 
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2023 Loongson Technology Corporation Limited
4 */
5
6/dts-v1/;
7
8#include "loongson-2k0500.dtsi"
9
10/ {
11	compatible = "loongson,ls2k0500-ref", "loongson,ls2k0500";
12	model = "Loongson-2K0500 Reference Board";
13
14	aliases {
15		ethernet0 = &gmac0;
16		ethernet1 = &gmac1;
17		serial0 = &uart0;
18	};
19
20	chosen {
21		stdout-path = "serial0:115200n8";
22	};
23
24	memory@200000 {
25		device_type = "memory";
26		reg = <0x0 0x00200000 0x0 0x0ee00000>,
27		      <0x0 0x90000000 0x0 0x60000000>;
28	};
29
30	reserved-memory {
31		#address-cells = <2>;
32		#size-cells = <2>;
33		ranges;
34
35		linux,cma {
36			compatible = "shared-dma-pool";
37			reusable;
38			size = <0x0 0x2000000>;
39			linux,cma-default;
40		};
41	};
42};
43
44&apbdma3 {
45	status = "okay";
46};
47
48&mmc0 {
49	status = "okay";
50	bus-width = <4>;
51};
52
53&gmac0 {
54	status = "okay";
55
56	phy-mode = "rgmii-id";
57	bus_id = <0x0>;
58};
59
60&gmac1 {
61	status = "okay";
62
63	phy-mode = "rgmii-id";
64	bus_id = <0x1>;
65};
66
67&i2c0 {
68	status = "okay";
69
70	#address-cells = <1>;
71	#size-cells = <0>;
72	eeprom@57 {
73		compatible = "atmel,24c16";
74		reg = <0x57>;
75		pagesize = <16>;
76	};
77};
78
79&ehci0 {
80	status = "okay";
81};
82
83&ohci0 {
84	status = "okay";
85};
86
87&sata {
88	status = "okay";
89};
90
91&uart0 {
92	status = "okay";
93};
94
95&rtc0 {
96	status = "okay";
97};
98