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
|
// SPDX-License-Identifier: GPL-2.0-only
/*
* am335x-sbc-t335.dts - Device Tree file for Compulab SBC-T335
*
* Copyright (C) 2014 - 2015 CompuLab Ltd. - http://www.compulab.co.il/
*/
#include "am335x-cm-t335.dts"
/ {
model = "CompuLab CM-T335 on SB-T335";
compatible = "compulab,sbc-t335", "compulab,cm-t335", "ti,am33xx";
/* DRM display driver */
panel {
compatible = "ti,tilcdc,panel";
status = "okay";
pinctrl-names = "default", "sleep";
pinctrl-0 = <&lcd_pins_default>;
pinctrl-1 = <&lcd_pins_sleep>;
panel-info {
ac-bias = <255>;
ac-bias-intrpt = <0>;
dma-burst-sz = <16>;
bpp = <32>;
fdd = <0x80>;
sync-edge = <0>;
sync-ctrl = <1>;
raster-order = <0>;
fifo-th = <0>;
};
display-timings {
/* Timing selection performed by U-Boot */
timing0: lcd {/* 800x480p62 */
clock-frequency = <30000000>;
hactive = <800>;
vactive = <480>;
hfront-porch = <39>;
hback-porch = <39>;
hsync-len = <47>;
vback-porch = <29>;
vfront-porch = <13>;
vsync-len = <2>;
hsync-active = <1>;
vsync-active = <1>;
};
timing1: dvi { /* 1024x768p60 */
clock-frequency = <65000000>;
hactive = <1024>;
hfront-porch = <24>;
hback-porch = <160>;
hsync-len = <136>;
vactive = <768>;
vfront-porch = <3>;
vback-porch = <29>;
vsync-len = <6>;
hsync-active = <0>;
vsync-active = <0>;
};
};
};
};
&am33xx_pinmux {
/* Display */
lcd_pins_default: lcd_pins_default {
pinctrl-single,pins = <
/* gpmc_ad8.lcd_data23 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT, MUX_MODE1)
/* gpmc_ad9.lcd_data22 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT, MUX_MODE1)
/* gpmc_ad10.lcd_data21 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT, MUX_MODE1)
/* gpmc_ad11.lcd_data20 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT, MUX_MODE1)
/* gpmc_ad12.lcd_data19 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT, MUX_MODE1)
/* gpmc_ad13.lcd_data18 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_OUTPUT, MUX_MODE1)
/* gpmc_ad14.lcd_data17 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_OUTPUT, MUX_MODE1)
/* gpmc_ad15.lcd_data16 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_OUTPUT, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0)
>;
};
lcd_pins_sleep: lcd_pins_sleep {
pinctrl-single,pins = <
/* gpmc_ad8.lcd_data23 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_INPUT_PULLDOWN, MUX_MODE7)
/* gpmc_ad9.lcd_data22 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_INPUT_PULLDOWN, MUX_MODE7)
/* gpmc_ad10.lcd_data21 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_INPUT_PULLDOWN, MUX_MODE7)
/* gpmc_ad11.lcd_data20 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_INPUT_PULLDOWN, MUX_MODE7)
/* gpmc_ad12.lcd_data19 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLDOWN, MUX_MODE7)
/* gpmc_ad13.lcd_data18 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLDOWN, MUX_MODE7)
/* gpmc_ad14.lcd_data17 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7)
/* gpmc_ad15.lcd_data16 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PULL_DISABLE, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_INPUT_PULLDOWN, MUX_MODE7)
>;
};
};
&i2c0 {
/* GPIO extender */
gpio_ext: pca9555@26 {
compatible = "nxp,pca9555";
pinctrl-names = "default";
gpio-controller;
#gpio-cells = <2>;
reg = <0x26>;
dvi_ena {
gpio-hog;
gpios = <13 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "dvi-enable";
};
lcd_ena {
gpio-hog;
gpios = <11 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "lcd-enable";
};
};
};
/* Display */
&lcdc {
status = "okay";
};
|
