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 sx1_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 sx1_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 sx1_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 sx1_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 sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
 117                                   backlight);
 118 }
 119 /* get current LCD backlight intensity */
 120 int sx1_getbacklight (u8 * backlight)
 121 {
 122         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
 123                                  backlight);
 124 }
 125 /* set LCD backlight power on/off */
 126 int sx1_setmmipower(u8 onoff)
 127 {
 128         int err;
 129         u8 dat = 0;
 130         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 131         if (err < 0)
 132                 return err;
 133         if (onoff)
 134                 dat |= SOFIA_MMILIGHT_POWER;
 135         else
 136                 dat &= ~SOFIA_MMILIGHT_POWER;
 137         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 138 }
 139
 140 /* set USB power on/off */
 141 int sx1_setusbpower(u8 onoff)
 142 {
 143         int err;
 144         u8 dat = 0;
 145         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 146         if (err < 0)
 147                 return err;
 148         if (onoff)
 149                 dat |= SOFIA_USB_POWER;
 150         else
 151                 dat &= ~SOFIA_USB_POWER;
 152         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 153 }
 154
 155 EXPORT_SYMBOL(sx1_setkeylight);
 156 EXPORT_SYMBOL(sx1_getkeylight);
 157 EXPORT_SYMBOL(sx1_setbacklight);
 158 EXPORT_SYMBOL(sx1_getbacklight);
 159 EXPORT_SYMBOL(sx1_setmmipower);
 160 EXPORT_SYMBOL(sx1_setusbpower);
 161
 162 /*----------- Keypad -------------------------*/
 163
 164 static int sx1_keymap[] = {
 165         KEY(5, 3, GROUP_0 | 117), /* camera Qt::Key_F17 */
 166         KEY(0, 4, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
 167         KEY(1, 4, GROUP_2 | 114), /* voice memo */
 168         KEY(2, 4, GROUP_3 | 114), /* voice memo */
 169         KEY(0, 0, GROUP_1 | KEY_F12),   /* red button Qt::Key_Hangup */
 170         KEY(4, 3, GROUP_1 | KEY_LEFT),
 171         KEY(2, 3, GROUP_1 | KEY_DOWN),
 172         KEY(1, 3, GROUP_1 | KEY_RIGHT),
 173         KEY(0, 3, GROUP_1 | KEY_UP),
 174         KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
 175         KEY(5, 0, GROUP_1 | KEY_1),
 176         KEY(4, 0, GROUP_1 | KEY_2),
 177         KEY(3, 0, GROUP_1 | KEY_3),
 178         KEY(3, 4, GROUP_1 | KEY_4),
 179         KEY(4, 4, GROUP_1 | KEY_5),
 180         KEY(5, 4, GROUP_1 | KEY_KPASTERISK),/* "*" */
 181         KEY(4, 1, GROUP_1 | KEY_6),
 182         KEY(5, 1, GROUP_1 | KEY_7),
 183         KEY(3, 1, GROUP_1 | KEY_8),
 184         KEY(3, 2, GROUP_1 | KEY_9),
 185         KEY(5, 2, GROUP_1 | KEY_0),
 186         KEY(4, 2, GROUP_1 | 113),       /* # F13 Toggle input method Qt::Key_F13 */
 187         KEY(0, 1, GROUP_1 | KEY_F11),   /* green button Qt::Key_Call */
 188         KEY(1, 2, GROUP_1 | KEY_YEN),   /* left soft Qt::Key_Context1 */
 189         KEY(2, 2, GROUP_1 | KEY_F8),    /* right soft Qt::Key_Back */
 190         KEY(2, 1, GROUP_1 | KEY_LEFTSHIFT), /* shift */
 191         KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
 192         KEY(0, 2, GROUP_1 | KEY_F7),    /* menu Qt::Key_Menu */
 193         0
 194 };
 195
 196 static struct resource sx1_kp_resources[] = {
 197         [0] = {
 198                 .start  = INT_KEYBOARD,
 199                 .end    = INT_KEYBOARD,
 200                 .flags  = IORESOURCE_IRQ,
 201         },
 202 };
 203
 204 static struct omap_kp_platform_data sx1_kp_data = {
 205         .rows           = 6,
 206         .cols           = 6,
 207         .keymap = sx1_keymap,
 208         .keymapsize = ARRAY_SIZE(sx1_keymap),
 209         .delay  = 80,
 210 };
 211
 212 static struct platform_device sx1_kp_device = {
 213         .name           = "omap-keypad",
 214         .id             = -1,
 215         .dev            = {
 216                 .platform_data = &sx1_kp_data,
 217         },
 218         .num_resources  = ARRAY_SIZE(sx1_kp_resources),
 219         .resource       = sx1_kp_resources,
 220 };
 221
 222 /*----------- IRDA -------------------------*/
 223
 224 static struct omap_irda_config sx1_irda_data = {
 225         .transceiver_cap        = IR_SIRMODE,
 226         .rx_channel             = OMAP_DMA_UART3_RX,
 227         .tx_channel             = OMAP_DMA_UART3_TX,
 228         .dest_start             = UART3_THR,
 229         .src_start              = UART3_RHR,
 230         .tx_trigger             = 0,
 231         .rx_trigger             = 0,
 232 };
 233
 234 static struct resource sx1_irda_resources[] = {
 235         [0] = {
 236                 .start  = INT_UART3,
 237                 .end    = INT_UART3,
 238                 .flags  = IORESOURCE_IRQ,
 239         },
 240 };
 241
 242 static u64 irda_dmamask = 0xffffffff;
 243
 244 static struct platform_device sx1_irda_device = {
 245         .name           = "omapirda",
 246         .id             = 0,
 247         .dev            = {
 248                 .platform_data  = &sx1_irda_data,
 249                 .dma_mask       = &irda_dmamask,
 250         },
 251         .num_resources  = ARRAY_SIZE(sx1_irda_resources),
 252         .resource       = sx1_irda_resources,
 253 };
 254
 255 /*----------- McBSP & Sound -------------------------*/
 256
 257 /* Playback interface - McBSP1 */
 258 static struct omap_mcbsp_reg_cfg mcbsp1_regs = {
 259         .spcr2  = XINTM(3),     /* SPCR2=30 */
 260         .spcr1  = RINTM(3),     /* SPCR1=30 */
 261         .rcr2   = 0,    /* RCR2 =00 */
 262         .rcr1   = RFRLEN1(1) | RWDLEN1(OMAP_MCBSP_WORD_16),     /* RCR1=140 */
 263         .xcr2   = 0,    /* XCR2 = 0 */
 264         .xcr1   = XFRLEN1(1) | XWDLEN1(OMAP_MCBSP_WORD_16),     /* XCR1 = 140 */
 265         .srgr1  = FWID(15) | CLKGDV(12),        /* SRGR1=0f0c */
 266         .srgr2  = FSGM | FPER(31),      /* SRGR2=101f */
 267         .pcr0   = FSXM | FSRM | CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
 268                                                 /* PCR0 =0f0f */
 269 };
 270
 271 static struct omap_alsa_codec_config sx1_alsa_config = {
 272         .name                   = "SX1 EGold",
 273         .mcbsp_regs_alsa        = &mcbsp1_regs,
 274 };
 275
 276 static struct platform_device sx1_mcbsp1_device = {
 277         .name   = "omap_alsa_mcbsp",
 278         .id     = 1,
 279         .dev = {
 280                 .platform_data  = &sx1_alsa_config,
 281         },
 282 };
 283
 284 /*----------- MTD -------------------------*/
 285
 286 static struct mtd_partition sx1_partitions[] = {
 287         /* bootloader (U-Boot, etc) in first sector */
 288         {
 289                 .name           = "bootloader",
 290                 .offset         = 0x01800000,
 291                 .size           = SZ_128K,
 292                 .mask_flags     = MTD_WRITEABLE, /* force read-only */
 293         },
 294         /* bootloader params in the next sector */
 295         {
 296                 .name           = "params",
 297                 .offset         = MTDPART_OFS_APPEND,
 298                 .size           = SZ_128K,
 299                 .mask_flags     = 0,
 300         },
 301         /* kernel */
 302         {
 303                 .name           = "kernel",
 304                 .offset         = MTDPART_OFS_APPEND,
 305                 .size           = SZ_2M - 2 * SZ_128K,
 306                 .mask_flags     = 0
 307         },
 308         /* file system */
 309         {
 310                 .name           = "filesystem",
 311                 .offset         = MTDPART_OFS_APPEND,
 312                 .size           = MTDPART_SIZ_FULL,
 313                 .mask_flags     = 0
 314         }
 315 };
 316
 317 static struct flash_platform_data sx1_flash_data = {
 318         .map_name       = "cfi_probe",
 319         .width          = 2,
 320         .parts          = sx1_partitions,
 321         .nr_parts       = ARRAY_SIZE(sx1_partitions),
 322 };
 323
 324 #ifdef CONFIG_SX1_OLD_FLASH
 325 /* MTD Intel StrataFlash - old flashes */
 326 static struct resource sx1_old_flash_resource[] = {
 327         [0] = {
 328                 .start  = OMAP_CS0_PHYS,        /* Physical */
 329                 .end    = OMAP_CS0_PHYS + SZ_16M - 1,,
 330                 .flags  = IORESOURCE_MEM,
 331         },
 332         [1] = {
 333                 .start  = OMAP_CS1_PHYS,
 334                 .end    = OMAP_CS1_PHYS + SZ_8M - 1,
 335                 .flags  = IORESOURCE_MEM,
 336         },
 337 };
 338
 339 static struct platform_device sx1_flash_device = {
 340         .name           = "omapflash",
 341         .id             = 0,
 342         .dev            = {
 343                 .platform_data  = &sx1_flash_data,
 344         },
 345         .num_resources  = 2,
 346         .resource       = &sx1_old_flash_resource,
 347 };
 348 #else
 349 /* MTD Intel 4000 flash - new flashes */
 350 static struct resource sx1_new_flash_resource = {
 351         .start          = OMAP_CS0_PHYS,
 352         .end            = OMAP_CS0_PHYS + SZ_32M - 1,
 353         .flags          = IORESOURCE_MEM,
 354 };
 355
 356 static struct platform_device sx1_flash_device = {
 357         .name           = "omapflash",
 358         .id             = 0,
 359         .dev            = {
 360                 .platform_data  = &sx1_flash_data,
 361         },
 362         .num_resources  = 1,
 363         .resource       = &sx1_new_flash_resource,
 364 };
 365 #endif
 366
 367 /*----------- USB -------------------------*/
 368
 369 static struct omap_usb_config sx1_usb_config __initdata = {
 370         .otg            = 0,
 371         .register_dev   = 1,
 372         .register_host  = 0,
 373         .hmc_mode       = 0,
 374         .pins[0]        = 2,
 375         .pins[1]        = 0,
 376         .pins[2]        = 0,
 377 };
 378
 379 /*----------- MMC -------------------------*/
 380
 381 static struct omap_mmc_config sx1_mmc_config __initdata = {
 382         .mmc [0] = {
 383                 .enabled        = 1,
 384                 .wire4          = 0,
 385         },
 386 };
 387
 388 /*----------- LCD -------------------------*/
 389
 390 static struct platform_device sx1_lcd_device = {
 391         .name           = "lcd_sx1",
 392         .id             = -1,
 393 };
 394
 395 static struct omap_lcd_config sx1_lcd_config __initdata = {
 396         .ctrl_name      = "internal",
 397 };
 398
 399 /*-----------------------------------------*/
 400 static struct platform_device *sx1_devices[] __initdata = {
 401         &sx1_flash_device,
 402         &sx1_kp_device,
 403         &sx1_lcd_device,
 404         &sx1_mcbsp1_device,
 405         &sx1_irda_device,
 406 };
 407 /*-----------------------------------------*/
 408
 409 static struct omap_uart_config sx1_uart_config __initdata = {
 410         .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
 411 };
 412
 413 static struct omap_board_config_kernel sx1_config[] __initdata = {
 414         { OMAP_TAG_USB, &sx1_usb_config },
 415         { OMAP_TAG_MMC, &sx1_mmc_config },
 416         { OMAP_TAG_LCD, &sx1_lcd_config },
 417         { OMAP_TAG_UART,        &sx1_uart_config },
 418 };
 419
 420 /*-----------------------------------------*/
 421
 422 static void __init omap_sx1_init(void)
 423 {
 424         platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
 425
 426         omap_board_config = sx1_config;
 427         omap_board_config_size = ARRAY_SIZE(sx1_config);
 428         omap_serial_init();
 429         omap_register_i2c_bus(1, 100, NULL, 0);
 430         sx1_mmc_init();
 431
 432         /* turn on USB power */
 433         /* sx1_setusbpower(1); cant do it here because i2c is not ready */
 434         omap_request_gpio(1);   /* A_IRDA_OFF */
 435         omap_request_gpio(11);  /* A_SWITCH */
 436         omap_request_gpio(15);  /* A_USB_ON */
 437         omap_set_gpio_direction(1, 0);/* gpio1 -> output */
 438         omap_set_gpio_direction(11, 0);/* gpio11 -> output */
 439         omap_set_gpio_direction(15, 0);/* gpio15 -> output */
 440         /* set GPIO data */
 441         omap_set_gpio_dataout(1, 1);/*A_IRDA_OFF = 1 */
 442         omap_set_gpio_dataout(11, 0);/*A_SWITCH = 0 */
 443         omap_set_gpio_dataout(15, 0);/*A_USB_ON = 0 */
 444
 445 }
 446 /*----------------------------------------*/
 447 static void __init omap_sx1_init_irq(void)
 448 {
 449         omap1_init_common_hw();
 450         omap_init_irq();
 451         omap_gpio_init();
 452 }
 453 /*----------------------------------------*/
 454
 455 static void __init omap_sx1_map_io(void)
 456 {
 457         omap1_map_common_io();
 458 }
 459
 460 MACHINE_START(SX1, "OMAP310 based Siemens SX1")
 461         .phys_io        = 0xfff00000,
 462         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
 463         .boot_params    = 0x10000100,
 464         .map_io         = omap_sx1_map_io,
 465         .init_irq               = omap_sx1_init_irq,
 466         .init_machine   = omap_sx1_init,
 467         .timer          = &omap_timer,
 468 MACHINE_END