Merge branch 'next/cross-platform' of git://git.linaro.org/people/arnd/arm-soc
[deliverable/linux.git] / arch / arm / mach-omap1 / board-sx1.c
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1/*
2* linux/arch/arm/mach-omap1/board-sx1.c
3*
4* Modified from board-generic.c
5*
6* Support for the Siemens SX1 mobile phone.
7*
8* Original version : Vladimir Ananiev (Vovan888-at-gmail com)
9*
10* Maintainters : Vladimir Ananiev (aka Vovan888), Sergge
11* oslik.ru
12*
13* This program is free software; you can redistribute it and/or modify
14* it under the terms of the GNU General Public License version 2 as
15* published by the Free Software Foundation.
16*/
2f8163ba 17#include <linux/gpio.h>
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18#include <linux/kernel.h>
19#include <linux/init.h>
20#include <linux/input.h>
21#include <linux/platform_device.h>
22#include <linux/notifier.h>
23#include <linux/mtd/mtd.h>
24#include <linux/mtd/partitions.h>
561b036a 25#include <linux/mtd/physmap.h>
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26#include <linux/types.h>
27#include <linux/i2c.h>
28#include <linux/errno.h>
29
a09e64fb 30#include <mach/hardware.h>
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31#include <asm/mach-types.h>
32#include <asm/mach/arch.h>
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33#include <asm/mach/map.h>
34
561b036a 35#include <plat/flash.h>
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36#include <plat/mux.h>
37#include <plat/dma.h>
38#include <plat/irda.h>
39#include <plat/usb.h>
40#include <plat/tc.h>
41#include <plat/board.h>
42#include <plat/common.h>
43#include <plat/keypad.h>
44#include <plat/board-sx1.h>
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45
46/* Write to I2C device */
087c5030 47int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value)
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48{
49 struct i2c_adapter *adap;
50 int err;
51 struct i2c_msg msg[1];
52 unsigned char data[2];
53
54 adap = i2c_get_adapter(0);
55 if (!adap)
56 return -ENODEV;
57 msg->addr = devaddr; /* I2C address of chip */
58 msg->flags = 0;
59 msg->len = 2;
60 msg->buf = data;
61 data[0] = regoffset; /* register num */
62 data[1] = value; /* register data */
63 err = i2c_transfer(adap, msg, 1);
c9a2c46d 64 i2c_put_adapter(adap);
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65 if (err >= 0)
66 return 0;
67 return err;
68}
69
70/* Read from I2C device */
087c5030 71int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value)
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72{
73 struct i2c_adapter *adap;
74 int err;
75 struct i2c_msg msg[1];
76 unsigned char data[2];
77
78 adap = i2c_get_adapter(0);
79 if (!adap)
80 return -ENODEV;
81
82 msg->addr = devaddr; /* I2C address of chip */
83 msg->flags = 0;
84 msg->len = 1;
85 msg->buf = data;
86 data[0] = regoffset; /* register num */
87 err = i2c_transfer(adap, msg, 1);
88
89 msg->addr = devaddr; /* I2C address */
90 msg->flags = I2C_M_RD;
91 msg->len = 1;
92 msg->buf = data;
93 err = i2c_transfer(adap, msg, 1);
94 *value = data[0];
c9a2c46d 95 i2c_put_adapter(adap);
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96
97 if (err >= 0)
98 return 0;
99 return err;
100}
101/* set keyboard backlight intensity */
102int sx1_setkeylight(u8 keylight)
103{
104 if (keylight > SOFIA_MAX_LIGHT_VAL)
105 keylight = SOFIA_MAX_LIGHT_VAL;
087c5030 106 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
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107}
108/* get current keylight intensity */
109int sx1_getkeylight(u8 * keylight)
110{
087c5030 111 return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
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112}
113/* set LCD backlight intensity */
114int sx1_setbacklight(u8 backlight)
115{
116 if (backlight > SOFIA_MAX_LIGHT_VAL)
117 backlight = SOFIA_MAX_LIGHT_VAL;
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118 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
119 backlight);
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120}
121/* get current LCD backlight intensity */
122int sx1_getbacklight (u8 * backlight)
123{
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124 return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
125 backlight);
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126}
127/* set LCD backlight power on/off */
128int sx1_setmmipower(u8 onoff)
129{
130 int err;
131 u8 dat = 0;
087c5030 132 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
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133 if (err < 0)
134 return err;
135 if (onoff)
136 dat |= SOFIA_MMILIGHT_POWER;
137 else
138 dat &= ~SOFIA_MMILIGHT_POWER;
087c5030 139 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
c79ed194 140}
087c5030 141
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142/* set USB power on/off */
143int sx1_setusbpower(u8 onoff)
144{
145 int err;
146 u8 dat = 0;
087c5030 147 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
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148 if (err < 0)
149 return err;
150 if (onoff)
151 dat |= SOFIA_USB_POWER;
152 else
153 dat &= ~SOFIA_USB_POWER;
087c5030 154 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
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155}
156
157EXPORT_SYMBOL(sx1_setkeylight);
158EXPORT_SYMBOL(sx1_getkeylight);
159EXPORT_SYMBOL(sx1_setbacklight);
160EXPORT_SYMBOL(sx1_getbacklight);
161EXPORT_SYMBOL(sx1_setmmipower);
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162EXPORT_SYMBOL(sx1_setusbpower);
163
164/*----------- Keypad -------------------------*/
165
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166static const unsigned int sx1_keymap[] = {
167 KEY(3, 5, GROUP_0 | 117), /* camera Qt::Key_F17 */
168 KEY(4, 0, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
169 KEY(4, 1, GROUP_2 | 114), /* voice memo */
170 KEY(4, 2, GROUP_3 | 114), /* voice memo */
c79ed194 171 KEY(0, 0, GROUP_1 | KEY_F12), /* red button Qt::Key_Hangup */
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172 KEY(3, 4, GROUP_1 | KEY_LEFT),
173 KEY(3, 2, GROUP_1 | KEY_DOWN),
174 KEY(3, 1, GROUP_1 | KEY_RIGHT),
175 KEY(3, 0, GROUP_1 | KEY_UP),
c79ed194 176 KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
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177 KEY(0, 5, GROUP_1 | KEY_1),
178 KEY(0, 4, GROUP_1 | KEY_2),
179 KEY(0, 3, GROUP_1 | KEY_3),
180 KEY(4, 3, GROUP_1 | KEY_4),
c79ed194 181 KEY(4, 4, GROUP_1 | KEY_5),
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182 KEY(4, 5, GROUP_1 | KEY_KPASTERISK),/* "*" */
183 KEY(1, 4, GROUP_1 | KEY_6),
184 KEY(1, 5, GROUP_1 | KEY_7),
185 KEY(1, 3, GROUP_1 | KEY_8),
186 KEY(2, 3, GROUP_1 | KEY_9),
187 KEY(2, 5, GROUP_1 | KEY_0),
188 KEY(2, 4, GROUP_1 | 113), /* # F13 Toggle input method Qt::Key_F13 */
189 KEY(1, 0, GROUP_1 | KEY_F11), /* green button Qt::Key_Call */
190 KEY(2, 1, GROUP_1 | KEY_YEN), /* left soft Qt::Key_Context1 */
c79ed194 191 KEY(2, 2, GROUP_1 | KEY_F8), /* right soft Qt::Key_Back */
da1f026b 192 KEY(1, 2, GROUP_1 | KEY_LEFTSHIFT), /* shift */
c79ed194 193 KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
da1f026b 194 KEY(2, 0, GROUP_1 | KEY_F7), /* menu Qt::Key_Menu */
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195};
196
197static struct resource sx1_kp_resources[] = {
198 [0] = {
199 .start = INT_KEYBOARD,
200 .end = INT_KEYBOARD,
201 .flags = IORESOURCE_IRQ,
202 },
203};
204
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205static const struct matrix_keymap_data sx1_keymap_data = {
206 .keymap = sx1_keymap,
207 .keymap_size = ARRAY_SIZE(sx1_keymap),
208};
209
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210static struct omap_kp_platform_data sx1_kp_data = {
211 .rows = 6,
212 .cols = 6,
da1f026b 213 .keymap_data = &sx1_keymap_data,
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214 .delay = 80,
215};
216
217static struct platform_device sx1_kp_device = {
218 .name = "omap-keypad",
219 .id = -1,
220 .dev = {
221 .platform_data = &sx1_kp_data,
222 },
223 .num_resources = ARRAY_SIZE(sx1_kp_resources),
224 .resource = sx1_kp_resources,
225};
226
227/*----------- IRDA -------------------------*/
228
229static struct omap_irda_config sx1_irda_data = {
230 .transceiver_cap = IR_SIRMODE,
231 .rx_channel = OMAP_DMA_UART3_RX,
232 .tx_channel = OMAP_DMA_UART3_TX,
233 .dest_start = UART3_THR,
234 .src_start = UART3_RHR,
235 .tx_trigger = 0,
236 .rx_trigger = 0,
237};
238
239static struct resource sx1_irda_resources[] = {
240 [0] = {
241 .start = INT_UART3,
242 .end = INT_UART3,
243 .flags = IORESOURCE_IRQ,
244 },
245};
246
247static u64 irda_dmamask = 0xffffffff;
248
249static struct platform_device sx1_irda_device = {
250 .name = "omapirda",
251 .id = 0,
252 .dev = {
253 .platform_data = &sx1_irda_data,
254 .dma_mask = &irda_dmamask,
255 },
256 .num_resources = ARRAY_SIZE(sx1_irda_resources),
257 .resource = sx1_irda_resources,
258};
259
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260/*----------- MTD -------------------------*/
261
262static struct mtd_partition sx1_partitions[] = {
263 /* bootloader (U-Boot, etc) in first sector */
264 {
265 .name = "bootloader",
266 .offset = 0x01800000,
267 .size = SZ_128K,
268 .mask_flags = MTD_WRITEABLE, /* force read-only */
269 },
270 /* bootloader params in the next sector */
271 {
272 .name = "params",
273 .offset = MTDPART_OFS_APPEND,
274 .size = SZ_128K,
275 .mask_flags = 0,
276 },
277 /* kernel */
278 {
279 .name = "kernel",
280 .offset = MTDPART_OFS_APPEND,
281 .size = SZ_2M - 2 * SZ_128K,
282 .mask_flags = 0
283 },
284 /* file system */
285 {
286 .name = "filesystem",
287 .offset = MTDPART_OFS_APPEND,
288 .size = MTDPART_SIZ_FULL,
289 .mask_flags = 0
290 }
291};
292
561b036a 293static struct physmap_flash_data sx1_flash_data = {
c79ed194 294 .width = 2,
561b036a 295 .set_vpp = omap1_set_vpp,
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296 .parts = sx1_partitions,
297 .nr_parts = ARRAY_SIZE(sx1_partitions),
298};
299
300#ifdef CONFIG_SX1_OLD_FLASH
301/* MTD Intel StrataFlash - old flashes */
302static struct resource sx1_old_flash_resource[] = {
303 [0] = {
304 .start = OMAP_CS0_PHYS, /* Physical */
305 .end = OMAP_CS0_PHYS + SZ_16M - 1,,
306 .flags = IORESOURCE_MEM,
307 },
308 [1] = {
309 .start = OMAP_CS1_PHYS,
310 .end = OMAP_CS1_PHYS + SZ_8M - 1,
311 .flags = IORESOURCE_MEM,
312 },
313};
314
315static struct platform_device sx1_flash_device = {
561b036a 316 .name = "physmap-flash",
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317 .id = 0,
318 .dev = {
319 .platform_data = &sx1_flash_data,
320 },
321 .num_resources = 2,
322 .resource = &sx1_old_flash_resource,
323};
324#else
325/* MTD Intel 4000 flash - new flashes */
326static struct resource sx1_new_flash_resource = {
327 .start = OMAP_CS0_PHYS,
328 .end = OMAP_CS0_PHYS + SZ_32M - 1,
329 .flags = IORESOURCE_MEM,
330};
331
332static struct platform_device sx1_flash_device = {
561b036a 333 .name = "physmap-flash",
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334 .id = 0,
335 .dev = {
336 .platform_data = &sx1_flash_data,
337 },
338 .num_resources = 1,
339 .resource = &sx1_new_flash_resource,
340};
341#endif
342
343/*----------- USB -------------------------*/
344
345static struct omap_usb_config sx1_usb_config __initdata = {
346 .otg = 0,
347 .register_dev = 1,
348 .register_host = 0,
349 .hmc_mode = 0,
350 .pins[0] = 2,
351 .pins[1] = 0,
352 .pins[2] = 0,
353};
354
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355/*----------- LCD -------------------------*/
356
357static struct platform_device sx1_lcd_device = {
358 .name = "lcd_sx1",
359 .id = -1,
360};
361
362static struct omap_lcd_config sx1_lcd_config __initdata = {
363 .ctrl_name = "internal",
364};
365
366/*-----------------------------------------*/
367static struct platform_device *sx1_devices[] __initdata = {
368 &sx1_flash_device,
369 &sx1_kp_device,
370 &sx1_lcd_device,
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371 &sx1_irda_device,
372};
373/*-----------------------------------------*/
374
e27a93a9 375static struct omap_board_config_kernel sx1_config[] __initdata = {
c79ed194 376 { OMAP_TAG_LCD, &sx1_lcd_config },
c79ed194 377};
e27a93a9 378
c79ed194 379/*-----------------------------------------*/
e27a93a9 380
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381static void __init omap_sx1_init(void)
382{
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383 /* mux pins for uarts */
384 omap_cfg_reg(UART1_TX);
385 omap_cfg_reg(UART1_RTS);
386 omap_cfg_reg(UART2_TX);
387 omap_cfg_reg(UART2_RTS);
388 omap_cfg_reg(UART3_TX);
389 omap_cfg_reg(UART3_RX);
390
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391 platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
392
393 omap_board_config = sx1_config;
394 omap_board_config_size = ARRAY_SIZE(sx1_config);
395 omap_serial_init();
1ed16a86 396 omap_register_i2c_bus(1, 100, NULL, 0);
dd0cdd88 397 omap1_usb_init(&sx1_usb_config);
087c5030 398 sx1_mmc_init();
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399
400 /* turn on USB power */
25985edc 401 /* sx1_setusbpower(1); can't do it here because i2c is not ready */
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402 gpio_request(1, "A_IRDA_OFF");
403 gpio_request(11, "A_SWITCH");
404 gpio_request(15, "A_USB_ON");
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405 gpio_direction_output(1, 1); /*A_IRDA_OFF = 1 */
406 gpio_direction_output(11, 0); /*A_SWITCH = 0 */
407 gpio_direction_output(15, 0); /*A_USB_ON = 0 */
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408}
409/*----------------------------------------*/
410static void __init omap_sx1_init_irq(void)
411{
412 omap1_init_common_hw();
741e3a89 413 omap1_init_irq();
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414}
415/*----------------------------------------*/
416
417static void __init omap_sx1_map_io(void)
418{
419 omap1_map_common_io();
420}
421
422MACHINE_START(SX1, "OMAP310 based Siemens SX1")
246e389d 423 .atag_offset = 0x100,
c79ed194 424 .map_io = omap_sx1_map_io,
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425 .reserve = omap_reserve,
426 .init_irq = omap_sx1_init_irq,
c79ed194 427 .init_machine = omap_sx1_init,
e74984e4 428 .timer = &omap1_timer,
c79ed194 429MACHINE_END
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