git.oblomov.eu Git - linux-2.6/blob - arch/arm/mach-omap1/board-sx1.c

   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 */
  17
  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>
  25 #include <linux/types.h>
  26 #include <linux/i2c.h>
  27 #include <linux/errno.h>
  28
  29 #include <asm/hardware.h>
  30 #include <asm/mach-types.h>
  31 #include <asm/mach/arch.h>
  32 #include <asm/mach/flash.h>
  33 #include <asm/mach/map.h>
  34
  35 #include <asm/arch/gpio.h>
  36 #include <asm/arch/mux.h>
  37 #include <asm/arch/irda.h>
  38 #include <asm/arch/usb.h>
  39 #include <asm/arch/tc.h>
  40 #include <asm/arch/board.h>
  41 #include <asm/arch/common.h>
  42 #include <asm/arch/mcbsp.h>
  43 #include <asm/arch/omap-alsa.h>
  44 #include <asm/arch/keypad.h>
  45
  46 /* Write to I2C device */
  47 int i2c_write_byte(u8 devaddr, u8 regoffset, u8 value)
  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);
  64         if (err >= 0)
  65                 return 0;
  66         return err;
  67 }
  68
  69 /* Read from I2C device */
  70 int i2c_read_byte(u8 devaddr, u8 regoffset, u8 * value)
  71 {
  72         struct i2c_adapter *adap;
  73         int err;
  74         struct i2c_msg msg[1];
  75         unsigned char data[2];
  76
  77         adap = i2c_get_adapter(0);
  78         if (!adap)
  79                 return -ENODEV;
  80
  81         msg->addr = devaddr;    /* I2C address of chip */
  82         msg->flags = 0;
  83         msg->len = 1;
  84         msg->buf = data;
  85         data[0] = regoffset;    /* register num */
  86         err = i2c_transfer(adap, msg, 1);
  87
  88         msg->addr = devaddr;    /* I2C address */
  89         msg->flags = I2C_M_RD;
  90         msg->len = 1;
  91         msg->buf = data;
  92         err = i2c_transfer(adap, msg, 1);
  93         *value = data[0];
  94
  95         if (err >= 0)
  96                 return 0;
  97         return err;
  98 }
  99 /* set keyboard backlight intensity */
 100 int sx1_setkeylight(u8 keylight)
 101 {
 102         if (keylight > SOFIA_MAX_LIGHT_VAL)
 103                 keylight = SOFIA_MAX_LIGHT_VAL;
 104         return i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
 105 }
 106 /* get current keylight intensity */
 107 int sx1_getkeylight(u8 * keylight)
 108 {
 109         return i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
 110 }
 111 /* set LCD backlight intensity */
 112 int sx1_setbacklight(u8 backlight)
 113 {
 114         if (backlight > SOFIA_MAX_LIGHT_VAL)
 115                 backlight = SOFIA_MAX_LIGHT_VAL;
 116         return i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, backlight);
 117 }
 118 /* get current LCD backlight intensity */
 119 int sx1_getbacklight (u8 * backlight)
 120 {
 121         return i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, backlight);
 122 }
 123 /* set LCD backlight power on/off */
 124 int sx1_setmmipower(u8 onoff)
 125 {
 126         int err;
 127         u8 dat = 0;
 128         err = i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 129         if (err < 0)
 130                 return err;
 131         if (onoff)
 132                 dat |= SOFIA_MMILIGHT_POWER;
 133         else
 134                 dat &= ~SOFIA_MMILIGHT_POWER;
 135         return i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 136 }
 137 /* set MMC power on/off */
 138 int sx1_setmmcpower(u8 onoff)
 139 {
 140         int err;
 141         u8 dat = 0;
 142         err = i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 143         if (err < 0)
 144                 return err;
 145         if (onoff)
 146                 dat |= SOFIA_MMC_POWER;
 147         else
 148                 dat &= ~SOFIA_MMC_POWER;
 149         return i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 150 }
 151 /* set USB power on/off */
 152 int sx1_setusbpower(u8 onoff)
 153 {
 154         int err;
 155         u8 dat = 0;
 156         err = i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 157         if (err < 0)
 158                 return err;
 159         if (onoff)
 160                 dat |= SOFIA_USB_POWER;
 161         else
 162                 dat &= ~SOFIA_USB_POWER;
 163         return i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 164 }
 165
 166 EXPORT_SYMBOL(sx1_setkeylight);
 167 EXPORT_SYMBOL(sx1_getkeylight);
 168 EXPORT_SYMBOL(sx1_setbacklight);
 169 EXPORT_SYMBOL(sx1_getbacklight);
 170 EXPORT_SYMBOL(sx1_setmmipower);
 171 EXPORT_SYMBOL(sx1_setmmcpower);
 172 EXPORT_SYMBOL(sx1_setusbpower);
 173
 174 /*----------- Keypad -------------------------*/
 175
 176 static int sx1_keymap[] = {
 177         KEY(5, 3, GROUP_0 | 117), /* camera Qt::Key_F17 */
 178         KEY(0, 4, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
 179         KEY(1, 4, GROUP_2 | 114), /* voice memo */
 180         KEY(2, 4, GROUP_3 | 114), /* voice memo */
 181         KEY(0, 0, GROUP_1 | KEY_F12),   /* red button Qt::Key_Hangup */
 182         KEY(4, 3, GROUP_1 | KEY_LEFT),
 183         KEY(2, 3, GROUP_1 | KEY_DOWN),
 184         KEY(1, 3, GROUP_1 | KEY_RIGHT),
 185         KEY(0, 3, GROUP_1 | KEY_UP),
 186         KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
 187         KEY(5, 0, GROUP_1 | KEY_1),
 188         KEY(4, 0, GROUP_1 | KEY_2),
 189         KEY(3, 0, GROUP_1 | KEY_3),
 190         KEY(3, 4, GROUP_1 | KEY_4),
 191         KEY(4, 4, GROUP_1 | KEY_5),
 192         KEY(5, 4, GROUP_1 | KEY_KPASTERISK),/* "*" */
 193         KEY(4, 1, GROUP_1 | KEY_6),
 194         KEY(5, 1, GROUP_1 | KEY_7),
 195         KEY(3, 1, GROUP_1 | KEY_8),
 196         KEY(3, 2, GROUP_1 | KEY_9),
 197         KEY(5, 2, GROUP_1 | KEY_0),
 198         KEY(4, 2, GROUP_1 | 113),       /* # F13 Toggle input method Qt::Key_F13 */
 199         KEY(0, 1, GROUP_1 | KEY_F11),   /* green button Qt::Key_Call */
 200         KEY(1, 2, GROUP_1 | KEY_YEN),   /* left soft Qt::Key_Context1 */
 201         KEY(2, 2, GROUP_1 | KEY_F8),    /* right soft Qt::Key_Back */
 202         KEY(2, 1, GROUP_1 | KEY_LEFTSHIFT), /* shift */
 203         KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
 204         KEY(0, 2, GROUP_1 | KEY_F7),    /* menu Qt::Key_Menu */
 205         0
 206 };
 207
 208 static struct resource sx1_kp_resources[] = {
 209         [0] = {
 210                 .start  = INT_KEYBOARD,
 211                 .end    = INT_KEYBOARD,
 212                 .flags  = IORESOURCE_IRQ,
 213         },
 214 };
 215
 216 static struct omap_kp_platform_data sx1_kp_data = {
 217         .rows           = 6,
 218         .cols           = 6,
 219         .keymap = sx1_keymap,
 220         .keymapsize = ARRAY_SIZE(sx1_keymap),
 221         .delay  = 80,
 222 };
 223
 224 static struct platform_device sx1_kp_device = {
 225         .name           = "omap-keypad",
 226         .id             = -1,
 227         .dev            = {
 228                 .platform_data = &sx1_kp_data,
 229         },
 230         .num_resources  = ARRAY_SIZE(sx1_kp_resources),
 231         .resource       = sx1_kp_resources,
 232 };
 233
 234 /*----------- IRDA -------------------------*/
 235
 236 static struct omap_irda_config sx1_irda_data = {
 237         .transceiver_cap        = IR_SIRMODE,
 238         .rx_channel             = OMAP_DMA_UART3_RX,
 239         .tx_channel             = OMAP_DMA_UART3_TX,
 240         .dest_start             = UART3_THR,
 241         .src_start              = UART3_RHR,
 242         .tx_trigger             = 0,
 243         .rx_trigger             = 0,
 244 };
 245
 246 static struct resource sx1_irda_resources[] = {
 247         [0] = {
 248                 .start  = INT_UART3,
 249                 .end    = INT_UART3,
 250                 .flags  = IORESOURCE_IRQ,
 251         },
 252 };
 253
 254 static u64 irda_dmamask = 0xffffffff;
 255
 256 static struct platform_device sx1_irda_device = {
 257         .name           = "omapirda",
 258         .id             = 0,
 259         .dev            = {
 260                 .platform_data  = &sx1_irda_data,
 261                 .dma_mask       = &irda_dmamask,
 262         },
 263         .num_resources  = ARRAY_SIZE(sx1_irda_resources),
 264         .resource       = sx1_irda_resources,
 265 };
 266
 267 /*----------- McBSP & Sound -------------------------*/
 268
 269 /* Playback interface - McBSP1 */
 270 static struct omap_mcbsp_reg_cfg mcbsp1_regs = {
 271         .spcr2  = XINTM(3),     /* SPCR2=30 */
 272         .spcr1  = RINTM(3),     /* SPCR1=30 */
 273         .rcr2   = 0,    /* RCR2 =00 */
 274         .rcr1   = RFRLEN1(1) | RWDLEN1(OMAP_MCBSP_WORD_16),     /* RCR1=140 */
 275         .xcr2   = 0,    /* XCR2 = 0 */
 276         .xcr1   = XFRLEN1(1) | XWDLEN1(OMAP_MCBSP_WORD_16),     /* XCR1 = 140 */
 277         .srgr1  = FWID(15) | CLKGDV(12),        /* SRGR1=0f0c */
 278         .srgr2  = FSGM | FPER(31),      /* SRGR2=101f */
 279         .pcr0   = FSXM | FSRM | CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
 280                                                 /* PCR0 =0f0f */
 281 };
 282
 283 /* TODO: PCM interface - McBSP2 */
 284 static struct omap_mcbsp_reg_cfg mcbsp2_regs = {
 285         .spcr2  = FRST | GRST | XRST | XINTM(3),        /* SPCR2=F1 */
 286         .spcr1  = RINTM(3) | RRST,      /* SPCR1=30 */
 287         .rcr2   = 0,    /* RCR2 =00 */
 288         .rcr1   = RFRLEN1(1) | RWDLEN1(OMAP_MCBSP_WORD_16), /* RCR1 = 140 */
 289         .xcr2   = 0,    /* XCR2 = 0 */
 290         .xcr1   = XFRLEN1(1) | XWDLEN1(OMAP_MCBSP_WORD_16), /* XCR1 = 140 */
 291         .srgr1  = FWID(15) | CLKGDV(12),        /* SRGR1=0f0c */
 292         .srgr2  = FSGM | FPER(31),      /* SRGR2=101f */
 293         .pcr0   = FSXM | FSRM | CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
 294                                                 /* PCR0=0f0f */
 295         /* mcbsp: slave */
 296 };
 297
 298 static struct omap_alsa_codec_config sx1_alsa_config = {
 299         .name                   = "SX1 EGold",
 300         .mcbsp_regs_alsa        = &mcbsp1_regs,
 301 };
 302
 303 static struct platform_device sx1_mcbsp1_device = {
 304         .name   = "omap_alsa_mcbsp",
 305         .id     = 1,
 306         .dev = {
 307                 .platform_data  = &sx1_alsa_config,
 308         },
 309 };
 310
 311 /*----------- MTD -------------------------*/
 312
 313 static struct mtd_partition sx1_partitions[] = {
 314         /* bootloader (U-Boot, etc) in first sector */
 315         {
 316                 .name           = "bootloader",
 317                 .offset         = 0x01800000,
 318                 .size           = SZ_128K,
 319                 .mask_flags     = MTD_WRITEABLE, /* force read-only */
 320         },
 321         /* bootloader params in the next sector */
 322         {
 323                 .name           = "params",
 324                 .offset         = MTDPART_OFS_APPEND,
 325                 .size           = SZ_128K,
 326                 .mask_flags     = 0,
 327         },
 328         /* kernel */
 329         {
 330                 .name           = "kernel",
 331                 .offset         = MTDPART_OFS_APPEND,
 332                 .size           = SZ_2M - 2 * SZ_128K,
 333                 .mask_flags     = 0
 334         },
 335         /* file system */
 336         {
 337                 .name           = "filesystem",
 338                 .offset         = MTDPART_OFS_APPEND,
 339                 .size           = MTDPART_SIZ_FULL,
 340                 .mask_flags     = 0
 341         }
 342 };
 343
 344 static struct flash_platform_data sx1_flash_data = {
 345         .map_name       = "cfi_probe",
 346         .width          = 2,
 347         .parts          = sx1_partitions,
 348         .nr_parts       = ARRAY_SIZE(sx1_partitions),
 349 };
 350
 351 #ifdef CONFIG_SX1_OLD_FLASH
 352 /* MTD Intel StrataFlash - old flashes */
 353 static struct resource sx1_old_flash_resource[] = {
 354         [0] = {
 355                 .start  = OMAP_CS0_PHYS,        /* Physical */
 356                 .end    = OMAP_CS0_PHYS + SZ_16M - 1,,
 357                 .flags  = IORESOURCE_MEM,
 358         },
 359         [1] = {
 360                 .start  = OMAP_CS1_PHYS,
 361                 .end    = OMAP_CS1_PHYS + SZ_8M - 1,
 362                 .flags  = IORESOURCE_MEM,
 363         },
 364 };
 365
 366 static struct platform_device sx1_flash_device = {
 367         .name           = "omapflash",
 368         .id             = 0,
 369         .dev            = {
 370                 .platform_data  = &sx1_flash_data,
 371         },
 372         .num_resources  = 2,
 373         .resource       = &sx1_old_flash_resource,
 374 };
 375 #else
 376 /* MTD Intel 4000 flash - new flashes */
 377 static struct resource sx1_new_flash_resource = {
 378         .start          = OMAP_CS0_PHYS,
 379         .end            = OMAP_CS0_PHYS + SZ_32M - 1,
 380         .flags          = IORESOURCE_MEM,
 381 };
 382
 383 static struct platform_device sx1_flash_device = {
 384         .name           = "omapflash",
 385         .id             = 0,
 386         .dev            = {
 387                 .platform_data  = &sx1_flash_data,
 388         },
 389         .num_resources  = 1,
 390         .resource       = &sx1_new_flash_resource,
 391 };
 392 #endif
 393
 394 /*----------- USB -------------------------*/
 395
 396 static struct omap_usb_config sx1_usb_config __initdata = {
 397         .otg            = 0,
 398         .register_dev   = 1,
 399         .register_host  = 0,
 400         .hmc_mode       = 0,
 401         .pins[0]        = 2,
 402         .pins[1]        = 0,
 403         .pins[2]        = 0,
 404 };
 405
 406 /*----------- MMC -------------------------*/
 407
 408 static struct omap_mmc_config sx1_mmc_config __initdata = {
 409         .mmc [0] = {
 410                 .enabled        = 1,
 411                 .wire4          = 0,
 412                 .wp_pin         = -1,
 413                 .power_pin      = -1, /* power is in Sofia */
 414                 .switch_pin     = OMAP_MPUIO(3),
 415         },
 416 };
 417
 418 /*----------- LCD -------------------------*/
 419
 420 static struct platform_device sx1_lcd_device = {
 421         .name           = "lcd_sx1",
 422         .id             = -1,
 423 };
 424
 425 static struct omap_lcd_config sx1_lcd_config __initdata = {
 426         .ctrl_name      = "internal",
 427 };
 428
 429 /*-----------------------------------------*/
 430 static struct platform_device *sx1_devices[] __initdata = {
 431         &sx1_flash_device,
 432         &sx1_kp_device,
 433         &sx1_lcd_device,
 434         &sx1_mcbsp1_device,
 435         &sx1_irda_device,
 436 };
 437 /*-----------------------------------------*/
 438
 439 static struct omap_uart_config sx1_uart_config __initdata = {
 440         .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
 441 };
 442
 443 static struct omap_board_config_kernel sx1_config[] = {
 444         { OMAP_TAG_USB, &sx1_usb_config },
 445         { OMAP_TAG_MMC, &sx1_mmc_config },
 446         { OMAP_TAG_LCD, &sx1_lcd_config },
 447         { OMAP_TAG_UART,        &sx1_uart_config },
 448 };
 449 /*-----------------------------------------*/
 450 static void __init omap_sx1_init(void)
 451 {
 452         platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
 453
 454         omap_board_config = sx1_config;
 455         omap_board_config_size = ARRAY_SIZE(sx1_config);
 456         omap_serial_init();
 457
 458         /* turn on USB power */
 459         /* sx1_setusbpower(1); cant do it here because i2c is not ready */
 460         omap_request_gpio(1);   /* A_IRDA_OFF */
 461         omap_request_gpio(11);  /* A_SWITCH */
 462         omap_request_gpio(15);  /* A_USB_ON */
 463         omap_set_gpio_direction(1, 0);/* gpio1 -> output */
 464         omap_set_gpio_direction(11, 0);/* gpio11 -> output */
 465         omap_set_gpio_direction(15, 0);/* gpio15 -> output */
 466         /* set GPIO data */
 467         omap_set_gpio_dataout(1, 1);/*A_IRDA_OFF = 1 */
 468         omap_set_gpio_dataout(11, 0);/*A_SWITCH = 0 */
 469         omap_set_gpio_dataout(15, 0);/*A_USB_ON = 0 */
 470
 471 }
 472 /*----------------------------------------*/
 473 static void __init omap_sx1_init_irq(void)
 474 {
 475         omap1_init_common_hw();
 476         omap_init_irq();
 477         omap_gpio_init();
 478 }
 479 /*----------------------------------------*/
 480
 481 static void __init omap_sx1_map_io(void)
 482 {
 483         omap1_map_common_io();
 484 }
 485
 486 MACHINE_START(SX1, "OMAP310 based Siemens SX1")
 487         .phys_io        = 0xfff00000,
 488         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
 489         .boot_params    = 0x10000100,
 490         .map_io         = omap_sx1_map_io,
 491         .init_irq               = omap_sx1_init_irq,
 492         .init_machine   = omap_sx1_init,
 493         .timer          = &omap_timer,
 494 MACHINE_END