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
|
/dts-v1/;
#include "tegra20.dtsi"
/ {
model = "Toradex Colibri T20";
compatible = "toradex,colibri_t20", "nvidia,tegra20";
chosen {
stdout-path = &uarta;
};
aliases {
i2c0 = "/i2c@7000d000";
i2c1 = "/i2c@7000c000";
i2c2 = "/i2c@7000c400";
mmc0 = "/sdhci@c8000600";
usb0 = "/usb@c5000000";
usb1 = "/usb@c5004000"; /* On-module only, for ASIX */
usb2 = "/usb@c5008000";
};
host1x@50000000 {
dc@54200000 {
rgb {
status = "okay";
nvidia,panel = <&lcd_panel>;
display-timings {
timing@0 {
/* VESA VGA */
clock-frequency = <25175000>;
hactive = <640>;
vactive = <480>;
hback-porch = <48>;
hfront-porch = <16>;
hsync-len = <96>;
vback-porch = <31>;
vfront-porch = <11>;
vsync-len = <2>;
};
};
};
};
};
nand-controller@70008000 {
nvidia,wp-gpios = <&gpio TEGRA_GPIO(S, 0) GPIO_ACTIVE_HIGH>;
nvidia,width = <8>;
nvidia,timing = <15 100 25 80 25 10 15 10 100>;
nand@0 {
reg = <0>;
compatible = "nand-flash";
};
};
pwm@7000a000 {
status = "okay";
};
/*
* GEN1_I2C: I2C_SDA/SCL on SODIMM pin 194/196 (e.g. RTC on carrier
* board)
*/
i2c@7000c000 {
status = "okay";
clock-frequency = <100000>;
};
/* GEN2_I2C: unused */
/* DDC_CLOCK/DATA on X3 pin 15/16 (e.g. display EDID) */
i2c@7000c400 {
status = "okay";
clock-frequency = <100000>;
};
/*
* PWR_I2C: power I2C to PMIC and temperature sensor
*/
i2c@7000d000 {
status = "okay";
clock-frequency = <100000>;
};
/* EHCI instance 0: USB1_DP/N -> USBC_P/N */
usb@c5000000 {
status = "okay";
dr_mode = "otg";
};
/* EHCI instance 1: ULPI -> USB3340 -> AX88772B */
usb@c5004000 {
status = "okay";
/* ULPI_RESET */
nvidia,phy-reset-gpio =
<&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_LOW>;
/* VBUS_LAN */
nvidia,vbus-gpio = <&gpio TEGRA_GPIO(BB, 1) GPIO_ACTIVE_HIGH>;
};
/* EHCI instance 2: USB3_DP/N -> USBH_P/N */
usb@c5008000 {
status = "okay";
/* USBH_PEN */
nvidia,vbus-gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
};
sdhci@c8000600 {
status = "okay";
bus-width = <4>;
cd-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>;
};
backlight: backlight {
compatible = "pwm-backlight";
brightness-levels = <255 128 64 32 16 8 4 0>;
default-brightness-level = <6>;
/* BL_ON */
enable-gpios = <&gpio TEGRA_GPIO(T, 4) GPIO_ACTIVE_HIGH>;
power-supply = <®_3v3>;
/* PWM<A> */
pwms = <&pwm 0 5000000>;
};
clocks {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
clk32k_in: clock@0 {
compatible = "fixed-clock";
reg=<0>;
#clock-cells = <0>;
clock-frequency = <32768>;
};
};
lcd_panel: panel {
/*
* edt,et057090dhu: EDT 5.7" LCD TFT
* edt,et070080dh6: EDT 7.0" LCD TFT
*/
compatible = "edt,et057090dhu", "simple-panel";
backlight = <&backlight>;
};
regulators {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
reg_3v3: regulator@0 {
compatible = "regulator-fixed";
reg = <0>;
regulator-name = "+V3.3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
};
};
|
