1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
|
/*
* Broadcom BCM470X / BCM5301X ARM platform code.
* DTS for Buffalo WZR-1750DHP
*
* Copyright (C) 2014 Rafał Miłecki <zajec5@gmail.com>
*
* Licensed under the GNU/GPL. See COPYING for details.
*/
/dts-v1/;
#include "bcm4708.dtsi"
#include "bcm5301x-nand-cs0-bch8.dtsi"
/ {
compatible = "buffalo,wzr-1750dhp", "brcm,bcm4708";
model = "Buffalo WZR-1750DHP (BCM4708)";
chosen {
bootargs = "console=ttyS0,115200 earlycon";
};
memory {
reg = <0x00000000 0x08000000>;
};
spi {
compatible = "spi-gpio";
num-chipselects = <1>;
gpio-sck = <&chipcommon 7 0>;
gpio-mosi = <&chipcommon 4 0>;
cs-gpios = <&chipcommon 6 0>;
#address-cells = <1>;
#size-cells = <0>;
hc595: gpio_spi@0 {
compatible = "fairchild,74hc595";
reg = <0>;
registers-number = <1>;
spi-max-frequency = <100000>;
gpio-controller;
#gpio-cells = <2>;
};
};
leds {
compatible = "gpio-leds";
usb {
label = "bcm53xx:blue:usb";
gpios = <&hc595 0 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "default-off";
};
power0 {
label = "bcm53xx:red:power";
gpios = <&hc595 1 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "default-off";
};
power1 {
label = "bcm53xx:white:power";
gpios = <&hc595 2 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "default-on";
};
router0 {
label = "bcm53xx:blue:router";
gpios = <&hc595 3 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "default-on";
};
router1 {
label = "bcm53xx:amber:router";
gpios = <&hc595 4 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "default-off";
};
wan {
label = "bcm53xx:blue:wan";
gpios = <&hc595 5 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "default-on";
};
wireless0 {
label = "bcm53xx:blue:wireless";
gpios = <&hc595 6 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "default-off";
};
wireless1 {
label = "bcm53xx:amber:wireless";
gpios = <&hc595 7 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "default-off";
};
};
gpio-keys {
compatible = "gpio-keys";
#address-cells = <1>;
#size-cells = <0>;
restart {
label = "Reset";
linux,code = <KEY_RESTART>;
gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
};
aoss {
label = "AOSS";
linux,code = <KEY_WPS_BUTTON>;
gpios = <&chipcommon 12 GPIO_ACTIVE_LOW>;
};
/* Commit mode set by switch? */
mode {
label = "Mode";
linux,code = <KEY_SETUP>;
gpios = <&chipcommon 13 GPIO_ACTIVE_LOW>;
};
/* Switch: AP mode */
sw_ap {
label = "AP";
linux,code = <BTN_0>;
gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>;
};
eject {
label = "USB eject";
linux,code = <KEY_EJECTCD>;
gpios = <&chipcommon 15 GPIO_ACTIVE_LOW>;
};
};
};
&usb2 {
vcc-gpio = <&chipcommon 9 GPIO_ACTIVE_HIGH>;
};
&usb3 {
vcc-gpio = <&chipcommon 10 GPIO_ACTIVE_LOW>;
};
&spi_nor {
status = "okay";
};
|
