1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
3
4 #include <dt-bindings/gpio/gpio.h>
5 #include <dt-bindings/input/input.h>
6
7 #include "ar9331.dtsi"
8
9 / {
10 model = "TP-Link TL-MR3020";
11 compatible = "tplink,tl-mr3020";
12
13 aliases {
14 serial0 = &uart;
15 };
16
17 memory@0 {
18 device_type = "memory";
19 reg = <0x0 0x2000000>;
20 };
21
22 leds {
23 compatible = "gpio-leds";
24
25 led-wlan {
26 label = "tp-link:green:wlan";
27 gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
28 default-state = "off";
29 };
30
31 led-lan {
32 label = "tp-link:green:lan";
33 gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
34 default-state = "off";
35 };
36
37 led-wps {
38 label = "tp-link:green:wps";
39 gpios = <&gpio 26 GPIO_ACTIVE_LOW>;
40 default-state = "off";
41 };
42
43 led-led3g {
44 label = "tp-link:green:3g";
45 gpios = <&gpio 27 GPIO_ACTIVE_LOW>;
46 default-state = "off";
47 };
48 };
49
50 gpio-keys {
51 compatible = "gpio-keys";
52
53 button-0 {
54 label = "wps";
55 linux,code = <KEY_WPS_BUTTON>;
56 gpios = <&gpio 11 GPIO_ACTIVE_HIGH>;
57 };
58
59 button-1 {
60 label = "sw1";
61 linux,code = <BTN_0>;
62 gpios = <&gpio 18 GPIO_ACTIVE_HIGH>;
63 };
64
65 button-2 {
66 label = "sw2";
67 linux,code = <BTN_1>;
68 gpios = <&gpio 20 GPIO_ACTIVE_HIGH>;
69 };
70 };
71
72 reg_usb_vbus: reg_usb_vbus {
73 compatible = "regulator-fixed";
74 regulator-name = "usb_vbus";
75 regulator-min-microvolt = <5000000>;
76 regulator-max-microvolt = <5000000>;
77 gpio = <&gpio 8 GPIO_ACTIVE_HIGH>;
78 enable-active-high;
79 };
80 };
81
82 &ref {
83 clock-frequency = <25000000>;
84 };
85
86 &uart {
87 status = "okay";
88 };
89
90 &gpio {
91 status = "okay";
92 };
93
94 &usb {
95 dr_mode = "host";
96 vbus-supply = <®_usb_vbus>;
97 status = "okay";
98 };
99
100 &usb_phy {
101 status = "okay";
102 };
103
104 &spi {
105 num-chipselects = <1>;
106 status = "okay";
107
108 /* Spansion S25FL032PIF SPI flash */
109 spiflash: s25sl032p@0 {
110 #address-cells = <1>;
111 #size-cells = <1>;
112 compatible = "spansion,s25sl032p", "jedec,spi-nor";
113 spi-max-frequency = <104000000>;
114 reg = <0>;
115 };
116 };
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