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
|
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 2017 Intel Corporation
*/
/dts-v1/;
#include <dt-bindings/gpio/x86-gpio.h>
#include <dt-bindings/interrupt-router/intel-irq.h>
/include/ "skeleton.dtsi"
/include/ "rtc.dtsi"
#include "tsc_timer.dtsi"
#include "smbios.dtsi"
/ {
model = "Intel Edison";
compatible = "intel,edison", "intel,tangier";
aliases {
serial0 = &serial0;
serial1 = &serial1;
serial2 = &serial2;
};
binman: binman {
multiple-images;
};
chosen {
stdout-path = &serial2;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
device_type = "cpu";
compatible = "cpu-x86";
reg = <0>;
intel,apic-id = <0>;
};
cpu@1 {
device_type = "cpu";
compatible = "cpu-x86";
reg = <1>;
intel,apic-id = <2>;
};
};
pci {
compatible = "pci-x86";
#address-cells = <3>;
#size-cells = <2>;
bootph-all;
ranges = <0x02000000 0x0 0x80000000 0x80000000 0 0x40000000
0x42000000 0x0 0xc0000000 0xc0000000 0 0x20000000
0x01000000 0x0 0x2000 0x2000 0 0xe000>;
};
serial0: serial@ff010080 {
compatible = "intel,mid-uart";
reg = <0xff010080 0x100>;
reg-shift = <0>;
clock-frequency = <29491200>;
current-speed = <115200>;
};
serial1: serial@ff010100 {
compatible = "intel,mid-uart";
reg = <0xff010100 0x100>;
reg-shift = <0>;
clock-frequency = <29491200>;
current-speed = <115200>;
};
serial2: serial@ff010180 {
compatible = "intel,mid-uart";
reg = <0xff010180 0x100>;
reg-shift = <0>;
clock-frequency = <29491200>;
current-speed = <115200>;
};
emmc: mmc@ff3fc000 {
compatible = "intel,sdhci-tangier";
reg = <0xff3fc000 0x1000>;
non-removable;
};
sdcard: mmc@ff3fa000 {
compatible = "intel,sdhci-tangier";
reg = <0xff3fa000 0x1000>;
/*
* In the disconnected state of the SD Card Detection pin
* the read value is always the same and inverted to what
* we are expecting in the code.
*/
cd-inverted;
};
pmu: power@ff00b000 {
compatible = "intel,pmu-mid";
reg = <0xff00b000 0x1000>;
};
scu: ipc@ff009000 {
compatible = "intel,scu-ipc";
reg = <0xff009000 0x1000>;
};
usb: usb@f9100000 {
compatible = "intel,tangier-dwc3";
#address-cells = <1>;
#size-cells = <1>;
dwc3: dwc3 {
reg = <0xf9100000 0x100000>;
maximum-speed = "high-speed";
dr_mode = "peripheral";
};
};
watchdog: wdt@0 {
compatible = "intel,tangier-wdt";
};
reset {
compatible = "intel,reset-tangier";
bootph-all;
};
pinctrl {
compatible = "intel,pinctrl-tangier";
reg = <0xff0c0000 0x8000>;
/*
* Disconnect SD card detection pin, so it won't affect
* the reality on two different PCB designs where it's
* using the opposite signaling: Edison/Arduino uses
* Active Low, while SparkFun went with Active High.
*/
sd_cd@0 {
pad-offset = <37>;
mode-func = <3>;
};
/*
* Initial configuration came from the firmware.
* Which quite likely has been used in the phones, where I2C #8,
* that is not part of Atom peripheral, is in use.
* Thus we need to override the leftover.
*/
i2c6_scl@0 {
pad-offset = <111>;
mode-func = <1>;
protected;
};
i2c6_sda@0 {
pad-offset = <112>;
mode-func = <1>;
protected;
};
};
};
&binman {
u-boot-edison {
filename = "u-boot-edison.img";
/* This is the OSIP */
blob {
filename = "edison-osip.dat";
};
u-boot {
offset = <0x200>;
};
u-boot-env {
offset = <0x200200>;
filename = "edison-environment.txt";
size = <0x10000>;
fill-byte = [ff];
};
u-boot-env2 {
type = "u-boot-env";
offset = <0x500200>;
filename = "edison-environment.txt";
size = <0x10000>;
fill-byte = [ff];
};
};
};
|