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
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
|
/*
* Copyright (C) 2010 Eric Benard - eric@eukrea.com
*
* Based on pcm970-baseboard.c which is :
* Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include <linux/gpio.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <linux/input.h>
#include <video/platform_lcd.h>
#include <mach/hardware.h>
#include <mach/iomux-mx25.h>
#include <mach/common.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/mx25.h>
#include "devices-imx25.h"
static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
/* LCD */
MX25_PAD_LD0__LD0,
MX25_PAD_LD1__LD1,
MX25_PAD_LD2__LD2,
MX25_PAD_LD3__LD3,
MX25_PAD_LD4__LD4,
MX25_PAD_LD5__LD5,
MX25_PAD_LD6__LD6,
MX25_PAD_LD7__LD7,
MX25_PAD_LD8__LD8,
MX25_PAD_LD9__LD9,
MX25_PAD_LD10__LD10,
MX25_PAD_LD11__LD11,
MX25_PAD_LD12__LD12,
MX25_PAD_LD13__LD13,
MX25_PAD_LD14__LD14,
MX25_PAD_LD15__LD15,
MX25_PAD_GPIO_E__LD16,
MX25_PAD_GPIO_F__LD17,
MX25_PAD_HSYNC__HSYNC,
MX25_PAD_VSYNC__VSYNC,
MX25_PAD_LSCLK__LSCLK,
MX25_PAD_OE_ACD__OE_ACD,
MX25_PAD_CONTRAST__CONTRAST,
/* LCD_PWR */
MX25_PAD_PWM__GPIO_1_26,
/* LED */
MX25_PAD_POWER_FAIL__GPIO_3_19,
/* SWITCH */
MX25_PAD_VSTBY_ACK__GPIO_3_18,
/* UART2 */
MX25_PAD_UART2_RTS__UART2_RTS,
MX25_PAD_UART2_CTS__UART2_CTS,
MX25_PAD_UART2_TXD__UART2_TXD,
MX25_PAD_UART2_RXD__UART2_RXD,
/* SD1 */
MX25_PAD_SD1_CMD__SD1_CMD,
MX25_PAD_SD1_CLK__SD1_CLK,
MX25_PAD_SD1_DATA0__SD1_DATA0,
MX25_PAD_SD1_DATA1__SD1_DATA1,
MX25_PAD_SD1_DATA2__SD1_DATA2,
MX25_PAD_SD1_DATA3__SD1_DATA3,
/* SD1 CD */
MX25_PAD_DE_B__GPIO_2_20,
/* I2S */
MX25_PAD_KPP_COL3__AUD5_TXFS,
MX25_PAD_KPP_COL2__AUD5_TXC,
MX25_PAD_KPP_COL1__AUD5_RXD,
MX25_PAD_KPP_COL0__AUD5_TXD,
/* CAN */
MX25_PAD_GPIO_D__CAN2_RX,
MX25_PAD_GPIO_C__CAN2_TX,
};
#define GPIO_LED1 83
#define GPIO_SWITCH1 82
#define GPIO_SD1CD 52
#define GPIO_LCDPWR 26
static struct imx_fb_videomode eukrea_mximxsd_modes[] = {
{
.mode = {
.name = "CMO-QVGA",
.refresh = 60,
.xres = 320,
.yres = 240,
.pixclock = KHZ2PICOS(6500),
.left_margin = 30,
.right_margin = 38,
.upper_margin = 20,
.lower_margin = 3,
.hsync_len = 15,
.vsync_len = 4,
},
.bpp = 16,
.pcr = 0xCAD08B80,
}, {
.mode = {
.name = "DVI-VGA",
.refresh = 60,
.xres = 640,
.yres = 480,
.pixclock = 32000,
.hsync_len = 7,
.left_margin = 100,
.right_margin = 100,
.vsync_len = 7,
.upper_margin = 7,
.lower_margin = 100,
},
.pcr = 0xFA208B80,
.bpp = 16,
}, {
.mode = {
.name = "DVI-SVGA",
.refresh = 60,
.xres = 800,
.yres = 600,
.pixclock = 25000,
.hsync_len = 7,
.left_margin = 75,
.right_margin = 75,
.vsync_len = 7,
.upper_margin = 7,
.lower_margin = 75,
},
.pcr = 0xFA208B80,
.bpp = 16,
},
};
static const struct imx_fb_platform_data eukrea_mximxsd_fb_pdata __initconst = {
.mode = eukrea_mximxsd_modes,
.num_modes = ARRAY_SIZE(eukrea_mximxsd_modes),
.pwmr = 0x00A903FF,
.lscr1 = 0x00120300,
.dmacr = 0x00040060,
};
static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd,
unsigned int power)
{
if (power)
gpio_direction_output(GPIO_LCDPWR, 1);
else
gpio_direction_output(GPIO_LCDPWR, 0);
}
static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = {
.set_power = eukrea_mbimxsd_lcd_power_set,
};
static struct platform_device eukrea_mbimxsd_lcd_powerdev = {
.name = "platform-lcd",
.dev.platform_data = &eukrea_mbimxsd_lcd_power_data,
};
static const struct gpio_led eukrea_mbimxsd_leds[] __initconst = {
{
.name = "led1",
.default_trigger = "heartbeat",
.active_low = 1,
.gpio = GPIO_LED1,
},
};
static const struct gpio_led_platform_data
eukrea_mbimxsd_led_info __initconst = {
.leds = eukrea_mbimxsd_leds,
.num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds),
};
static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = {
{
.gpio = GPIO_SWITCH1,
.code = BTN_0,
.desc = "BP1",
.active_low = 1,
.wakeup = 1,
},
};
static const struct gpio_keys_platform_data
eukrea_mbimxsd_button_data __initconst = {
.buttons = eukrea_mbimxsd_gpio_buttons,
.nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons),
};
static struct platform_device *platform_devices[] __initdata = {
&eukrea_mbimxsd_lcd_powerdev,
};
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = {
{
I2C_BOARD_INFO("tlv320aic23", 0x1a),
},
};
static const
struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
.flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
};
static struct esdhc_platform_data sd1_pdata = {
.cd_gpio = GPIO_SD1CD,
.cd_type = ESDHC_CD_GPIO,
.wp_type = ESDHC_WP_NONE,
};
/*
* system init for baseboard usage. Will be called by cpuimx25 init.
*
* Add platform devices present on this baseboard and init
* them from CPU side as far as required to use them later on
*/
void __init eukrea_mbimxsd25_baseboard_init(void)
{
if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads,
ARRAY_SIZE(eukrea_mbimxsd_pads)))
printk(KERN_ERR "error setting mbimxsd pads !\n");
imx25_add_imx_uart1(&uart_pdata);
imx25_add_imx_fb(&eukrea_mximxsd_fb_pdata);
imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
imx25_add_flexcan1(NULL);
imx25_add_sdhci_esdhc_imx(0, &sd1_pdata);
gpio_request(GPIO_LED1, "LED1");
gpio_direction_output(GPIO_LED1, 1);
gpio_free(GPIO_LED1);
gpio_request(GPIO_SWITCH1, "SWITCH1");
gpio_direction_input(GPIO_SWITCH1);
gpio_free(GPIO_SWITCH1);
gpio_request(GPIO_LCDPWR, "LCDPWR");
gpio_direction_output(GPIO_LCDPWR, 1);
gpio_free(GPIO_SWITCH1);
i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
gpio_led_register_device(-1, &eukrea_mbimxsd_led_info);
imx_add_gpio_keys(&eukrea_mbimxsd_button_data);
}
|
