aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-omap1/board-sx1.c
blob: 29e526235dc2e06e964e2f54631b08d01a0a5f23 (plain) (blame)
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
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
/*
* linux/arch/arm/mach-omap1/board-sx1.c
*
* Modified from board-generic.c
*
* Support for the Siemens SX1 mobile phone.
*
* Original version : Vladimir Ananiev (Vovan888-at-gmail com)
*
* Maintainters : Vladimir Ananiev (aka Vovan888), Sergge
*		oslik.ru
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/platform_device.h>
#include <linux/notifier.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/types.h>
#include <linux/i2c.h>
#include <linux/errno.h>
#include <linux/export.h>
#include <linux/omapfb.h>
#include <linux/platform_data/keypad-omap.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include <mach/flash.h>
#include <mach/mux.h>
#include <linux/omap-dma.h>
#include <mach/tc.h>
#include <mach/board-sx1.h>

#include <mach/hardware.h>
#include <mach/usb.h>

#include "common.h"

/* Write to I2C device */
int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value)
{
	struct i2c_adapter *adap;
	int err;
	struct i2c_msg msg[1];
	unsigned char data[2];

	adap = i2c_get_adapter(0);
	if (!adap)
		return -ENODEV;
	msg->addr = devaddr;	/* I2C address of chip */
	msg->flags = 0;
	msg->len = 2;
	msg->buf = data;
	data[0] = regoffset;	/* register num */
	data[1] = value;		/* register data */
	err = i2c_transfer(adap, msg, 1);
	i2c_put_adapter(adap);
	if (err >= 0)
		return 0;
	return err;
}

/* Read from I2C device */
int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value)
{
	struct i2c_adapter *adap;
	int err;
	struct i2c_msg msg[1];
	unsigned char data[2];

	adap = i2c_get_adapter(0);
	if (!adap)
		return -ENODEV;

	msg->addr = devaddr;	/* I2C address of chip */
	msg->flags = 0;
	msg->len = 1;
	msg->buf = data;
	data[0] = regoffset;	/* register num */
	err = i2c_transfer(adap, msg, 1);

	msg->addr = devaddr;	/* I2C address */
	msg->flags = I2C_M_RD;
	msg->len = 1;
	msg->buf = data;
	err = i2c_transfer(adap, msg, 1);
	*value = data[0];
	i2c_put_adapter(adap);

	if (err >= 0)
		return 0;
	return err;
}
/* set keyboard backlight intensity */
int sx1_setkeylight(u8 keylight)
{
	if (keylight > SOFIA_MAX_LIGHT_VAL)
		keylight = SOFIA_MAX_LIGHT_VAL;
	return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
}
/* get current keylight intensity */
int sx1_getkeylight(u8 * keylight)
{
	return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
}
/* set LCD backlight intensity */
int sx1_setbacklight(u8 backlight)
{
	if (backlight > SOFIA_MAX_LIGHT_VAL)
		backlight = SOFIA_MAX_LIGHT_VAL;
	return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
				  backlight);
}
/* get current LCD backlight intensity */
int sx1_getbacklight (u8 * backlight)
{
	return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
				 backlight);
}
/* set LCD backlight power on/off */
int sx1_setmmipower(u8 onoff)
{
	int err;
	u8 dat = 0;
	err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
	if (err < 0)
		return err;
	if (onoff)
		dat |= SOFIA_MMILIGHT_POWER;
	else
		dat &= ~SOFIA_MMILIGHT_POWER;
	return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
}

/* set USB power on/off */
int sx1_setusbpower(u8 onoff)
{
	int err;
	u8 dat = 0;
	err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
	if (err < 0)
		return err;
	if (onoff)
		dat |= SOFIA_USB_POWER;
	else
		dat &= ~SOFIA_USB_POWER;
	return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
}

EXPORT_SYMBOL(sx1_setkeylight);
EXPORT_SYMBOL(sx1_getkeylight);
EXPORT_SYMBOL(sx1_setbacklight);
EXPORT_SYMBOL(sx1_getbacklight);
EXPORT_SYMBOL(sx1_setmmipower);
EXPORT_SYMBOL(sx1_setusbpower);

/*----------- Keypad -------------------------*/

static const unsigned int sx1_keymap[] = {
	KEY(3, 5, GROUP_0 | 117), /* camera Qt::Key_F17 */
	KEY(4, 0, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
	KEY(4, 1, GROUP_2 | 114), /* voice memo */
	KEY(4, 2, GROUP_3 | 114), /* voice memo */
	KEY(0, 0, GROUP_1 | KEY_F12),	/* red button Qt::Key_Hangup */
	KEY(3, 4, GROUP_1 | KEY_LEFT),
	KEY(3, 2, GROUP_1 | KEY_DOWN),
	KEY(3, 1, GROUP_1 | KEY_RIGHT),
	KEY(3, 0, GROUP_1 | KEY_UP),
	KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
	KEY(0, 5, GROUP_1 | KEY_1),
	KEY(0, 4, GROUP_1 | KEY_2),
	KEY(0, 3, GROUP_1 | KEY_3),
	KEY(4, 3, GROUP_1 | KEY_4),
	KEY(4, 4, GROUP_1 | KEY_5),
	KEY(4, 5, GROUP_1 | KEY_KPASTERISK),/* "*" */
	KEY(1, 4, GROUP_1 | KEY_6),
	KEY(1, 5, GROUP_1 | KEY_7),
	KEY(1, 3, GROUP_1 | KEY_8),
	KEY(2, 3, GROUP_1 | KEY_9),
	KEY(2, 5, GROUP_1 | KEY_0),
	KEY(2, 4, GROUP_1 | 113), /* # F13 Toggle input method Qt::Key_F13 */
	KEY(1, 0, GROUP_1 | KEY_F11),	/* green button Qt::Key_Call */
	KEY(2, 1, GROUP_1 | KEY_YEN),	/* left soft Qt::Key_Context1 */
	KEY(2, 2, GROUP_1 | KEY_F8),	/* right soft Qt::Key_Back */
	KEY(1, 2, GROUP_1 | KEY_LEFTSHIFT), /* shift */
	KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
	KEY(2, 0, GROUP_1 | KEY_F7),	/* menu Qt::Key_Menu */
};

static struct resource sx1_kp_resources[] = {
	[0] = {
		.start	= INT_KEYBOARD,
		.end	= INT_KEYBOARD,
		.flags	= IORESOURCE_IRQ,
	},
};

static const struct matrix_keymap_data sx1_keymap_data = {
	.keymap		= sx1_keymap,
	.keymap_size	= ARRAY_SIZE(sx1_keymap),
};

static struct omap_kp_platform_data sx1_kp_data = {
	.rows		= 6,
	.cols		= 6,
	.keymap_data	= &sx1_keymap_data,
	.delay	= 80,
};

static struct platform_device sx1_kp_device = {
	.name		= "omap-keypad",
	.id		= -1,
	.dev		= {
		.platform_data = &sx1_kp_data,
	},
	.num_resources	= ARRAY_SIZE(sx1_kp_resources),
	.resource	= sx1_kp_resources,
};

/*----------- MTD -------------------------*/

static struct mtd_partition sx1_partitions[] = {
	/* bootloader (U-Boot, etc) in first sector */
	{
		.name		= "bootloader",
		.offset		= 0x01800000,
		.size		= SZ_128K,
		.mask_flags	= MTD_WRITEABLE, /* force read-only */
	},
	/* bootloader params in the next sector */
	{
		.name		= "params",
		.offset		= MTDPART_OFS_APPEND,
		.size		= SZ_128K,
		.mask_flags	= 0,
	},
	/* kernel */
	{
		.name		= "kernel",
		.offset		= MTDPART_OFS_APPEND,
		.size		= SZ_2M - 2 * SZ_128K,
		.mask_flags	= 0
	},
	/* file system */
	{
		.name		= "filesystem",
		.offset		= MTDPART_OFS_APPEND,
		.size		= MTDPART_SIZ_FULL,
		.mask_flags	= 0
	}
};

static struct physmap_flash_data sx1_flash_data = {
	.width		= 2,
	.set_vpp	= omap1_set_vpp,
	.parts		= sx1_partitions,
	.nr_parts	= ARRAY_SIZE(sx1_partitions),
};

/* MTD Intel 4000 flash - new flashes */
static struct resource sx1_new_flash_resource = {
	.start		= OMAP_CS0_PHYS,
	.end		= OMAP_CS0_PHYS + SZ_32M - 1,
	.flags		= IORESOURCE_MEM,
};

static struct platform_device sx1_flash_device = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev		= {
		.platform_data	= &sx1_flash_data,
	},
	.num_resources	= 1,
	.resource	= &sx1_new_flash_resource,
};

/*----------- USB -------------------------*/

static struct omap_usb_config sx1_usb_config __initdata = {
	.otg		= 0,
	.register_dev	= 1,
	.register_host	= 0,
	.hmc_mode	= 0,
	.pins[0]	= 2,
	.pins[1]	= 0,
	.pins[2]	= 0,
};

/*----------- LCD -------------------------*/

static struct omap_lcd_config sx1_lcd_config __initdata = {
	.ctrl_name	= "internal",
};

/*-----------------------------------------*/
static struct platform_device *sx1_devices[] __initdata = {
	&sx1_flash_device,
	&sx1_kp_device,
};

/*-----------------------------------------*/

static void __init omap_sx1_init(void)
{
	/* mux pins for uarts */
	omap_cfg_reg(UART1_TX);
	omap_cfg_reg(UART1_RTS);
	omap_cfg_reg(UART2_TX);
	omap_cfg_reg(UART2_RTS);
	omap_cfg_reg(UART3_TX);
	omap_cfg_reg(UART3_RX);

	platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));

	omap_serial_init();
	omap_register_i2c_bus(1, 100, NULL, 0);
	omap1_usb_init(&sx1_usb_config);
	sx1_mmc_init();

	/* turn on USB power */
	/* sx1_setusbpower(1); can't do it here because i2c is not ready */
	gpio_request(1, "A_IRDA_OFF");
	gpio_request(11, "A_SWITCH");
	gpio_request(15, "A_USB_ON");
	gpio_direction_output(1, 1);	/*A_IRDA_OFF = 1 */
	gpio_direction_output(11, 0);	/*A_SWITCH = 0 */
	gpio_direction_output(15, 0);	/*A_USB_ON = 0 */

	omapfb_set_lcd_config(&sx1_lcd_config);
}

MACHINE_START(SX1, "OMAP310 based Siemens SX1")
	.atag_offset	= 0x100,
	.map_io		= omap15xx_map_io,
	.init_early     = omap1_init_early,
	.init_irq	= omap1_init_irq,
	.init_machine	= omap_sx1_init,
	.init_late	= omap1_init_late,
	.init_time	= omap1_timer_init,
	.restart	= omap1_restart,
MACHINE_END