1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
2 /*
3 * Broadcom BCM470X / BCM5301X ARM platform code.
4 * DTS for Asus RT-AC87U
5 *
6 * Copyright (C) 2015 Rafał Miłecki <zajec5@gmail.com>
7 */
8
9 /dts-v1/;
10
11 #include "bcm4709.dtsi"
12 #include "bcm5301x-nand-cs0-bch8.dtsi"
13
14 / {
15 compatible = "asus,rt-ac87u", "brcm,bcm4709", "brcm,bcm4708";
16 model = "Asus RT-AC87U";
17
18 chosen {
19 bootargs = "console=ttyS0,115200";
20 };
21
22 memory@0 {
23 device_type = "memory";
24 reg = <0x00000000 0x08000000>,
25 <0x88000000 0x08000000>;
26 };
27
28 nvram@1c080000 {
29 et1macaddr: et1macaddr {
30 #nvmem-cell-cells = <1>;
31 };
32 };
33
34 leds {
35 compatible = "gpio-leds";
36
37 led-wps {
38 label = "bcm53xx:blue:wps";
39 gpios = <&chipcommon 1 GPIO_ACTIVE_LOW>;
40 };
41
42 led-power {
43 label = "bcm53xx:blue:power";
44 gpios = <&chipcommon 3 GPIO_ACTIVE_LOW>;
45 linux,default-trigger = "default-on";
46 };
47
48 led-wan {
49 label = "bcm53xx:red:wan";
50 gpios = <&chipcommon 5 GPIO_ACTIVE_LOW>;
51 };
52 };
53
54 gpio-keys {
55 compatible = "gpio-keys";
56
57 button-wps {
58 label = "WPS";
59 linux,code = <KEY_WPS_BUTTON>;
60 gpios = <&chipcommon 2 GPIO_ACTIVE_LOW>;
61 };
62
63 button-restart {
64 label = "Reset";
65 linux,code = <KEY_RESTART>;
66 gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
67 };
68 };
69 };
70
71 &gmac0 {
72 nvmem-cells = <&et1macaddr 0>;
73 nvmem-cell-names = "mac-address";
74 };
75
76 &usb3_phy {
77 status = "okay";
78 };
79
80 &nandcs {
81 partitions {
82 compatible = "fixed-partitions";
83 #address-cells = <1>;
84 #size-cells = <1>;
85
86 boot@0 {
87 label = "boot";
88 reg = <0x00000000 0x00080000>;
89 read-only;
90 };
91
92 nvram@80000 {
93 label = "nvram";
94 reg = <0x00080000 0x00180000>;
95 };
96
97 firmware@200000 {
98 label = "firmware";
99 reg = <0x00200000 0x07cc0000>;
100 compatible = "brcm,trx";
101 };
102
103 asus@7ec0000 {
104 label = "asus";
105 reg = <0x07ec0000 0x00140000>;
106 read-only;
107 };
108 };
109 };
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