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/gpio-switch.h>
  37 #include <asm/arch/mux.h>
  38 #include <asm/arch/irda.h>
  39 #include <asm/arch/usb.h>
  40 #include <asm/arch/tc.h>
  41 #include <asm/arch/board.h>
  42 #include <asm/arch/common.h>
  43 #include <asm/arch/mcbsp.h>
  44 #include <asm/arch/omap-alsa.h>
  45 #include <asm/arch/keypad.h>
  46
  47 /* Write to I2C device */
  48 int i2c_write_byte(u8 devaddr, u8 regoffset, u8 value)
  49 {
  50         struct i2c_adapter *adap;
  51         int err;
  52         struct i2c_msg msg[1];
  53         unsigned char data[2];
  54
  55         adap = i2c_get_adapter(0);
  56         if (!adap)
  57                 return -ENODEV;
  58         msg->addr = devaddr;    /* I2C address of chip */
  59         msg->flags = 0;
  60         msg->len = 2;
  61         msg->buf = data;
  62         data[0] = regoffset;    /* register num */
  63         data[1] = value;                /* register data */
  64         err = i2c_transfer(adap, msg, 1);
  65         if (err >= 0)
  66                 return 0;
  67         return err;
  68 }
  69
  70 /* Read from I2C device */
  71 int i2c_read_byte(u8 devaddr, u8 regoffset, u8 * value)
  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];
  95
  96         if (err >= 0)
  97                 return 0;
  98         return err;
  99 }
 100 /* set keyboard backlight intensity */
 101 int sx1_setkeylight(u8 keylight)
 102 {
 103         if (keylight > SOFIA_MAX_LIGHT_VAL)
 104                 keylight = SOFIA_MAX_LIGHT_VAL;
 105         return i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
 106 }
 107 /* get current keylight intensity */
 108 int sx1_getkeylight(u8 * keylight)
 109 {
 110         return i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
 111 }
 112 /* set LCD backlight intensity */
 113 int sx1_setbacklight(u8 backlight)
 114 {
 115         if (backlight > SOFIA_MAX_LIGHT_VAL)
 116                 backlight = SOFIA_MAX_LIGHT_VAL;
 117         return i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, backlight);
 118 }
 119 /* get current LCD backlight intensity */
 120 int sx1_getbacklight (u8 * backlight)
 121 {
 122         return i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, backlight);
 123 }
 124 /* set LCD backlight power on/off */
 125 int sx1_setmmipower(u8 onoff)
 126 {
 127         int err;
 128         u8 dat = 0;
 129         err = i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 130         if (err < 0)
 131                 return err;
 132         if (onoff)
 133                 dat |= SOFIA_MMILIGHT_POWER;
 134         else
 135                 dat &= ~SOFIA_MMILIGHT_POWER;
 136         return i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 137 }
 138
 139 /* set USB power on/off */
 140 int sx1_setusbpower(u8 onoff)
 141 {
 142         int err;
 143         u8 dat = 0;
 144         err = i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 145         if (err < 0)
 146                 return err;
 147         if (onoff)
 148                 dat |= SOFIA_USB_POWER;
 149         else
 150                 dat &= ~SOFIA_USB_POWER;
 151         return i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 152 }
 153
 154 EXPORT_SYMBOL(sx1_setkeylight);
 155 EXPORT_SYMBOL(sx1_getkeylight);
 156 EXPORT_SYMBOL(sx1_setbacklight);
 157 EXPORT_SYMBOL(sx1_getbacklight);
 158 EXPORT_SYMBOL(sx1_setmmipower);
 159 EXPORT_SYMBOL(sx1_setusbpower);
 160
 161 /*----------- Keypad -------------------------*/
 162
 163 static int sx1_keymap[] = {
 164         KEY(5, 3, GROUP_0 | 117), /* camera Qt::Key_F17 */
 165         KEY(0, 4, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
 166         KEY(1, 4, GROUP_2 | 114), /* voice memo */
 167         KEY(2, 4, GROUP_3 | 114), /* voice memo */
 168         KEY(0, 0, GROUP_1 | KEY_F12),   /* red button Qt::Key_Hangup */
 169         KEY(4, 3, GROUP_1 | KEY_LEFT),
 170         KEY(2, 3, GROUP_1 | KEY_DOWN),
 171         KEY(1, 3, GROUP_1 | KEY_RIGHT),
 172         KEY(0, 3, GROUP_1 | KEY_UP),
 173         KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
 174         KEY(5, 0, GROUP_1 | KEY_1),
 175         KEY(4, 0, GROUP_1 | KEY_2),
 176         KEY(3, 0, GROUP_1 | KEY_3),
 177         KEY(3, 4, GROUP_1 | KEY_4),
 178         KEY(4, 4, GROUP_1 | KEY_5),
 179         KEY(5, 4, GROUP_1 | KEY_KPASTERISK),/* "*" */
 180         KEY(4, 1, GROUP_1 | KEY_6),
 181         KEY(5, 1, GROUP_1 | KEY_7),
 182         KEY(3, 1, GROUP_1 | KEY_8),
 183         KEY(3, 2, GROUP_1 | KEY_9),
 184         KEY(5, 2, GROUP_1 | KEY_0),
 185         KEY(4, 2, GROUP_1 | 113),       /* # F13 Toggle input method Qt::Key_F13 */
 186         KEY(0, 1, GROUP_1 | KEY_F11),   /* green button Qt::Key_Call */
 187         KEY(1, 2, GROUP_1 | KEY_YEN),   /* left soft Qt::Key_Context1 */
 188         KEY(2, 2, GROUP_1 | KEY_F8),    /* right soft Qt::Key_Back */
 189         KEY(2, 1, GROUP_1 | KEY_LEFTSHIFT), /* shift */
 190         KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
 191         KEY(0, 2, GROUP_1 | KEY_F7),    /* menu Qt::Key_Menu */
 192         0
 193 };
 194
 195 static struct resource sx1_kp_resources[] = {
 196         [0] = {
 197                 .start  = INT_KEYBOARD,
 198                 .end    = INT_KEYBOARD,
 199                 .flags  = IORESOURCE_IRQ,
 200         },
 201 };
 202
 203 static struct omap_kp_platform_data sx1_kp_data = {
 204         .rows           = 6,
 205         .cols           = 6,
 206         .keymap = sx1_keymap,
 207         .keymapsize = ARRAY_SIZE(sx1_keymap),
 208         .delay  = 80,
 209 };
 210
 211 static struct platform_device sx1_kp_device = {
 212         .name           = "omap-keypad",
 213         .id             = -1,
 214         .dev            = {
 215                 .platform_data = &sx1_kp_data,
 216         },
 217         .num_resources  = ARRAY_SIZE(sx1_kp_resources),
 218         .resource       = sx1_kp_resources,
 219 };
 220
 221 /*----------- IRDA -------------------------*/
 222
 223 static struct omap_irda_config sx1_irda_data = {
 224         .transceiver_cap        = IR_SIRMODE,
 225         .rx_channel             = OMAP_DMA_UART3_RX,
 226         .tx_channel             = OMAP_DMA_UART3_TX,
 227         .dest_start             = UART3_THR,
 228         .src_start              = UART3_RHR,
 229         .tx_trigger             = 0,
 230         .rx_trigger             = 0,
 231 };
 232
 233 static struct resource sx1_irda_resources[] = {
 234         [0] = {
 235                 .start  = INT_UART3,
 236                 .end    = INT_UART3,
 237                 .flags  = IORESOURCE_IRQ,
 238         },
 239 };
 240
 241 static u64 irda_dmamask = 0xffffffff;
 242
 243 static struct platform_device sx1_irda_device = {
 244         .name           = "omapirda",
 245         .id             = 0,
 246         .dev            = {
 247                 .platform_data  = &sx1_irda_data,
 248                 .dma_mask       = &irda_dmamask,
 249         },
 250         .num_resources  = ARRAY_SIZE(sx1_irda_resources),
 251         .resource       = sx1_irda_resources,
 252 };
 253
 254 /*----------- McBSP & Sound -------------------------*/
 255
 256 /* Playback interface - McBSP1 */
 257 static struct omap_mcbsp_reg_cfg mcbsp1_regs = {
 258         .spcr2  = XINTM(3),     /* SPCR2=30 */
 259         .spcr1  = RINTM(3),     /* SPCR1=30 */
 260         .rcr2   = 0,    /* RCR2 =00 */
 261         .rcr1   = RFRLEN1(1) | RWDLEN1(OMAP_MCBSP_WORD_16),     /* RCR1=140 */
 262         .xcr2   = 0,    /* XCR2 = 0 */
 263         .xcr1   = XFRLEN1(1) | XWDLEN1(OMAP_MCBSP_WORD_16),     /* XCR1 = 140 */
 264         .srgr1  = FWID(15) | CLKGDV(12),        /* SRGR1=0f0c */
 265         .srgr2  = FSGM | FPER(31),      /* SRGR2=101f */
 266         .pcr0   = FSXM | FSRM | CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
 267                                                 /* PCR0 =0f0f */
 268 };
 269
 270 static struct omap_alsa_codec_config sx1_alsa_config = {
 271         .name                   = "SX1 EGold",
 272         .mcbsp_regs_alsa        = &mcbsp1_regs,
 273 };
 274
 275 static struct platform_device sx1_mcbsp1_device = {
 276         .name   = "omap_alsa_mcbsp",
 277         .id     = 1,
 278         .dev = {
 279                 .platform_data  = &sx1_alsa_config,
 280         },
 281 };
 282
 283 /*----------- MTD -------------------------*/
 284
 285 static struct mtd_partition sx1_partitions[] = {
 286         /* bootloader (U-Boot, etc) in first sector */
 287         {
 288                 .name           = "bootloader",
 289                 .offset         = 0x01800000,
 290                 .size           = SZ_128K,
 291                 .mask_flags     = MTD_WRITEABLE, /* force read-only */
 292         },
 293         /* bootloader params in the next sector */
 294         {
 295                 .name           = "params",
 296                 .offset         = MTDPART_OFS_APPEND,
 297                 .size           = SZ_128K,
 298                 .mask_flags     = 0,
 299         },
 300         /* kernel */
 301         {
 302                 .name           = "kernel",
 303                 .offset         = MTDPART_OFS_APPEND,
 304                 .size           = SZ_2M - 2 * SZ_128K,
 305                 .mask_flags     = 0
 306         },
 307         /* file system */
 308         {
 309                 .name           = "filesystem",
 310                 .offset         = MTDPART_OFS_APPEND,
 311                 .size           = MTDPART_SIZ_FULL,
 312                 .mask_flags     = 0
 313         }
 314 };
 315
 316 static struct flash_platform_data sx1_flash_data = {
 317         .map_name       = "cfi_probe",
 318         .width          = 2,
 319         .parts          = sx1_partitions,
 320         .nr_parts       = ARRAY_SIZE(sx1_partitions),
 321 };
 322
 323 #ifdef CONFIG_SX1_OLD_FLASH
 324 /* MTD Intel StrataFlash - old flashes */
 325 static struct resource sx1_old_flash_resource[] = {
 326         [0] = {
 327                 .start  = OMAP_CS0_PHYS,        /* Physical */
 328                 .end    = OMAP_CS0_PHYS + SZ_16M - 1,,
 329                 .flags  = IORESOURCE_MEM,
 330         },
 331         [1] = {
 332                 .start  = OMAP_CS1_PHYS,
 333                 .end    = OMAP_CS1_PHYS + SZ_8M - 1,
 334                 .flags  = IORESOURCE_MEM,
 335         },
 336 };
 337
 338 static struct platform_device sx1_flash_device = {
 339         .name           = "omapflash",
 340         .id             = 0,
 341         .dev            = {
 342                 .platform_data  = &sx1_flash_data,
 343         },
 344         .num_resources  = 2,
 345         .resource       = &sx1_old_flash_resource,
 346 };
 347 #else
 348 /* MTD Intel 4000 flash - new flashes */
 349 static struct resource sx1_new_flash_resource = {
 350         .start          = OMAP_CS0_PHYS,
 351         .end            = OMAP_CS0_PHYS + SZ_32M - 1,
 352         .flags          = IORESOURCE_MEM,
 353 };
 354
 355 static struct platform_device sx1_flash_device = {
 356         .name           = "omapflash",
 357         .id             = 0,
 358         .dev            = {
 359                 .platform_data  = &sx1_flash_data,
 360         },
 361         .num_resources  = 1,
 362         .resource       = &sx1_new_flash_resource,
 363 };
 364 #endif
 365
 366 /*----------- USB -------------------------*/
 367
 368 static struct omap_usb_config sx1_usb_config __initdata = {
 369         .otg            = 0,
 370         .register_dev   = 1,
 371         .register_host  = 0,
 372         .hmc_mode       = 0,
 373         .pins[0]        = 2,
 374         .pins[1]        = 0,
 375         .pins[2]        = 0,
 376 };
 377
 378 /*----------- MMC -------------------------*/
 379
 380 static struct omap_mmc_config sx1_mmc_config __initdata = {
 381         .mmc [0] = {
 382                 .enabled        = 1,
 383                 .wire4          = 0,
 384         },
 385 };
 386
 387 /*----------- LCD -------------------------*/
 388
 389 static struct platform_device sx1_lcd_device = {
 390         .name           = "lcd_sx1",
 391         .id             = -1,
 392 };
 393
 394 static struct omap_lcd_config sx1_lcd_config __initdata = {
 395         .ctrl_name      = "internal",
 396 };
 397
 398 /*-----------------------------------------*/
 399 static struct platform_device *sx1_devices[] __initdata = {
 400         &sx1_flash_device,
 401         &sx1_kp_device,
 402         &sx1_lcd_device,
 403         &sx1_mcbsp1_device,
 404         &sx1_irda_device,
 405 };
 406 /*-----------------------------------------*/
 407
 408 static struct omap_uart_config sx1_uart_config __initdata = {
 409         .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
 410 };
 411
 412 static struct omap_board_config_kernel sx1_config[] __initdata = {
 413         { OMAP_TAG_USB, &sx1_usb_config },
 414         { OMAP_TAG_MMC, &sx1_mmc_config },
 415         { OMAP_TAG_LCD, &sx1_lcd_config },
 416         { OMAP_TAG_UART,        &sx1_uart_config },
 417 };
 418
 419 static struct omap_gpio_switch sx1_gpio_switches[] __initdata = {
 420         {
 421                 .name                   = "mmc_slot",
 422                 .gpio                   = OMAP_MPUIO(3),
 423                 .type                   = OMAP_GPIO_SWITCH_TYPE_COVER,
 424                 .debounce_rising        = 100,
 425                 .debounce_falling       = 0,
 426                 .notify                 = sx1_mmc_slot_cover_handler,
 427                 .notify_data            = NULL,
 428         },
 429 };
 430
 431 /*-----------------------------------------*/
 432
 433 extern void __init sx1_mmc_init(void);
 434
 435 static void __init omap_sx1_init(void)
 436 {
 437         platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
 438
 439         omap_board_config = sx1_config;
 440         omap_board_config_size = ARRAY_SIZE(sx1_config);
 441         omap_serial_init();
 442         omap_register_i2c_bus(1, 100, NULL, 0);
 443         sx1_mmc_init();
 444         omap_register_gpio_switches(sx1_gpio_switches,
 445                                     ARRAY_SIZE(sx1_gpio_switches));
 446
 447         /* turn on USB power */
 448         /* sx1_setusbpower(1); cant do it here because i2c is not ready */
 449         omap_request_gpio(1);   /* A_IRDA_OFF */
 450         omap_request_gpio(11);  /* A_SWITCH */
 451         omap_request_gpio(15);  /* A_USB_ON */
 452         omap_set_gpio_direction(1, 0);/* gpio1 -> output */
 453         omap_set_gpio_direction(11, 0);/* gpio11 -> output */
 454         omap_set_gpio_direction(15, 0);/* gpio15 -> output */
 455         /* set GPIO data */
 456         omap_set_gpio_dataout(1, 1);/*A_IRDA_OFF = 1 */
 457         omap_set_gpio_dataout(11, 0);/*A_SWITCH = 0 */
 458         omap_set_gpio_dataout(15, 0);/*A_USB_ON = 0 */
 459
 460 }
 461 /*----------------------------------------*/
 462 static void __init omap_sx1_init_irq(void)
 463 {
 464         omap1_init_common_hw();
 465         omap_init_irq();
 466         omap_gpio_init();
 467 }
 468 /*----------------------------------------*/
 469
 470 static void __init omap_sx1_map_io(void)
 471 {
 472         omap1_map_common_io();
 473 }
 474
 475 MACHINE_START(SX1, "OMAP310 based Siemens SX1")
 476         .phys_io        = 0xfff00000,
 477         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
 478         .boot_params    = 0x10000100,
 479         .map_io         = omap_sx1_map_io,
 480         .init_irq               = omap_sx1_init_irq,
 481         .init_machine   = omap_sx1_init,
 482         .timer          = &omap_timer,
 483 MACHINE_END