blob: edf9910100b028d1555e4b24660cd065da5ec6ba (
plain)
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
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
|
// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
* Broadcom BCM470X / BCM5301X ARM platform code.
* DTS for Meraki MR32 / Codename: Espresso
*
* Copyright (C) 2018-2020 Christian Lamparter <chunkeey@gmail.com>
*/
/dts-v1/;
#include "bcm4708.dtsi"
#include "bcm5301x-nand-cs0-bch8.dtsi"
#include <dt-bindings/leds/common.h>
/ {
compatible = "meraki,mr32", "brcm,brcm53016", "brcm,bcm4708";
model = "Meraki MR32";
chosen {
bootargs = " console=ttyS0,115200n8 earlycon";
};
memory@0 {
reg = <0x00000000 0x08000000>;
device_type = "memory";
};
aliases {
serial1 = &uart2;
};
leds {
compatible = "gpio-leds";
sysled3 {
function = LED_FUNCTION_FAULT;
color = <LED_COLOR_ID_AMBER>;
gpios = <&chipcommon 18 GPIO_ACTIVE_LOW>;
panic-indicator;
};
sysled2 {
function = LED_FUNCTION_INDICATOR;
color = <LED_COLOR_ID_WHITE>;
gpios = <&chipcommon 19 GPIO_ACTIVE_HIGH>;
};
};
keys {
compatible = "gpio-keys";
#address-cells = <1>;
#size-cells = <0>;
restart {
label = "Reset";
linux,code = <KEY_RESTART>;
gpios = <&chipcommon 21 GPIO_ACTIVE_LOW>;
};
};
pwm-leds {
compatible = "pwm-leds";
red {
/* SYS-LED 1 - Tricolor */
function = LED_FUNCTION_INDICATOR;
color = <LED_COLOR_ID_RED>;
pwms = <&pwm 0 50000 0>;
max-brightness = <255>;
};
green {
/* SYS-LED 1 - Tricolor */
function = LED_FUNCTION_POWER;
color = <LED_COLOR_ID_GREEN>;
pwms = <&pwm 1 50000 0>;
max-brightness = <255>;
};
blue {
/* SYS-LED 1 - Tricolor */
function = LED_FUNCTION_INDICATOR;
color = <LED_COLOR_ID_BLUE>;
pwms = <&pwm 2 50000 0>;
max-brightness = <255>;
};
};
i2c {
/*
* The platform provided I2C does not budge.
* This is a replacement until I can figure
* out what are the missing bits...
*/
compatible = "i2c-gpio";
sda-gpios = <&chipcommon 5 GPIO_ACTIVE_HIGH>;
scl-gpios = <&chipcommon 4 GPIO_ACTIVE_HIGH>;
i2c-gpio,delay-us = <10>; /* close to 100 kHz */
#address-cells = <1>;
#size-cells = <0>;
current_sense: ina219@45 {
compatible = "ti,ina219";
reg = <0x45>;
shunt-resistor = <60000>; /* = 60 mOhms */
};
eeprom: eeprom@50 {
compatible = "atmel,24c64";
reg = <0x50>;
pagesize = <32>;
read-only;
};
};
};
&uart0 {
clock-frequency = <62500000>;
/delete-property/ clocks;
};
&uart1 {
status = "disabled";
};
&uart2 {
status = "okay";
/*
* bluetooth-le {
* compatible = "brcm,bcm20732";
* enable-gpios = <&chipcommon 20 GPIO_ACTIVE_HIGH>;
*};
*/
};
&gmac1 {
status = "disabled";
};
&gmac2 {
status = "disabled";
};
&gmac3 {
status = "disabled";
};
&pwm {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinmux_pwm>;
};
&nandcs {
nand-ecc-algo = "hw";
partitions {
/*
* The partition autodetection does not work for this device.
* It will only detect the "nvram" partition with an incorrect size.
* [ 1.721667] 1 bcm47xxpart partitions found on MTD device brcmnand.0
* [ 1.727962] Creating 1 MTD partitions on "brcmnand.0":
* [ 1.733117] 0x000000400000-0x000008000000 : "nvram"
*/
compatible = "fixed-partitions";
#address-cells = <0x1>;
#size-cells = <0x1>;
partition0@0 {
label = "u-boot";
reg = <0x0 0x100000>;
read-only;
};
partition1@100000 {
label = "bootkernel1";
reg = <0x100000 0x300000>;
read-only;
};
partition2@400000 {
label = "nvram";
reg = <0x400000 0x100000>;
read-only;
};
partition3@500000 {
label = "bootkernel2";
reg = <0x500000 0x300000>;
read-only;
};
partition4@800000 {
label = "ubi";
reg = <0x800000 0x7780000>;
};
};
};
&srab {
status = "okay";
ports {
port@0 {
reg = <0>;
label = "poe";
};
port@5 {
reg = <5>;
label = "cpu";
ethernet = <&gmac0>;
fixed-link {
speed = <1000>;
full-duplex;
};
};
};
};
|
