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
|
/*
* at91sam9g20ek.dts - Device Tree file for Atmel at91sam9g20ek board
*
* Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
*
* Licensed under GPLv2.
*/
/dts-v1/;
#include "at91sam9g45.dtsi"
/ {
model = "Bluewater Systems Gurnard";
compatible = "atmel,at91sam9g45", "atmel,at91sam9";
chosen {
bootargs = "mem=64M root=/dev/mtdblock5 rw rootfstype=ubifs";
stdout-path = "serial0:115200n8";
};
memory {
reg = <0x20000000 0x8000000>;
};
clocks {
slow_xtal {
clock-frequency = <32768>;
};
main_xtal {
clock-frequency = <18432000>;
};
};
ahb {
u-boot,dm-pre-reloc;
fb@0x00500000 {
u-boot,dm-pre-reloc;
status = "okay";
display-timings {
rev1 {
clock-frequency = <4166666>;
hactive = <480>;
vactive = <272>;
hfront-porch = <1>;
hback-porch = <1>;
hsync-len = <1>;
vback-porch = <4>;
vfront-porch = <2>;
vsync-len = <1>;
hsync-active = <0>;
vsync-active = <0>;
};
rev2 {
clock-frequency = <4166666>;
hactive = <480>;
vactive = <272>;
hfront-porch = <2>;
hback-porch = <2>;
hsync-len = <10>;
vback-porch = <2>;
vfront-porch = <2>;
vsync-len = <10>;
hsync-active = <0>;
vsync-active = <0>;
};
};
};
apb {
pinctrl@fffff400 {
board {
pinctrl_pck0_as_mck: pck0_as_mck {
atmel,pins =
<AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PC1 periph B */
};
};
mmc0_slot1 {
pinctrl_board_mmc0_slot1: mmc0_slot1-board {
atmel,pins =
<AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC9 gpio CD pin pull up and deglitch */
};
};
};
dbgu: serial@ffffee00 {
status = "okay";
};
macb0: ethernet@fffbc000 {
phy-mode = "rmii";
status = "okay";
};
mmc0: mmc@fff80000 {
pinctrl-0 = <
&pinctrl_board_mmc0_slot1
&pinctrl_mmc0_slot0_clk_cmd_dat0
&pinctrl_mmc0_slot0_dat1_3>;
status = "okay";
slot@1 {
reg = <1>;
bus-width = <4>;
cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
};
};
ssc0: ssc@fff9c000 {
status = "okay";
pinctrl-0 = <&pinctrl_ssc0_tx>;
};
spi0: spi@fffa4000 {
cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
mtd_dataflash@0 {
compatible = "atmel,at45", "atmel,dataflash";
spi-max-frequency = <50000000>;
reg = <1>;
};
};
shdwc@fffffd10 {
atmel,wakeup-counter = <10>;
atmel,wakeup-rtt-timer;
};
rtc@fffffd20 {
atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
status = "okay";
};
watchdog@fffffd40 {
status = "okay";
};
gpbr: syscon@fffffd60 {
status = "okay";
};
};
nand0: nand@40000000 {
nand-bus-width = <8>;
nand-ecc-mode = "hardware";
nand-on-flash-bbt;
status = "okay";
};
usb1: ehci@00800000 {
atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
status = "okay";
};
};
};
|
