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 <mach/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 <mach/gpio.h>
  36 #include <mach/gpio-switch.h>
  37 #include <mach/mux.h>
  38 #include <mach/irda.h>
  39 #include <mach/usb.h>
  40 #include <mach/tc.h>
  41 #include <mach/board.h>
  42 #include <mach/common.h>
  43 #include <mach/mcbsp.h>
  44 #include <mach/omap-alsa.h>
  45 #include <mach/keypad.h>
  46
  47 /* Write to I2C device */
  48 int sx1_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         i2c_put_adapter(adap);
  66         if (err >= 0)
  67                 return 0;
  68         return err;
  69 }
  70
  71 /* Read from I2C device */
  72 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value)
  73 {
  74         struct i2c_adapter *adap;
  75         int err;
  76         struct i2c_msg msg[1];
  77         unsigned char data[2];
  78
  79         adap = i2c_get_adapter(0);
  80         if (!adap)
  81                 return -ENODEV;
  82
  83         msg->addr = devaddr;    /* I2C address of chip */
  84         msg->flags = 0;
  85         msg->len = 1;
  86         msg->buf = data;
  87         data[0] = regoffset;    /* register num */
  88         err = i2c_transfer(adap, msg, 1);
  89
  90         msg->addr = devaddr;    /* I2C address */
  91         msg->flags = I2C_M_RD;
  92         msg->len = 1;
  93         msg->buf = data;
  94         err = i2c_transfer(adap, msg, 1);
  95         *value = data[0];
  96         i2c_put_adapter(adap);
  97
  98         if (err >= 0)
  99                 return 0;
 100         return err;
 101 }
 102 /* set keyboard backlight intensity */
 103 int sx1_setkeylight(u8 keylight)
 104 {
 105         if (keylight > SOFIA_MAX_LIGHT_VAL)
 106                 keylight = SOFIA_MAX_LIGHT_VAL;
 107         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
 108 }
 109 /* get current keylight intensity */
 110 int sx1_getkeylight(u8 * keylight)
 111 {
 112         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
 113 }
 114 /* set LCD backlight intensity */
 115 int sx1_setbacklight(u8 backlight)
 116 {
 117         if (backlight > SOFIA_MAX_LIGHT_VAL)
 118                 backlight = SOFIA_MAX_LIGHT_VAL;
 119         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
 120                                   backlight);
 121 }
 122 /* get current LCD backlight intensity */
 123 int sx1_getbacklight (u8 * backlight)
 124 {
 125         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
 126                                  backlight);
 127 }
 128 /* set LCD backlight power on/off */
 129 int sx1_setmmipower(u8 onoff)
 130 {
 131         int err;
 132         u8 dat = 0;
 133         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 134         if (err < 0)
 135                 return err;
 136         if (onoff)
 137                 dat |= SOFIA_MMILIGHT_POWER;
 138         else
 139                 dat &= ~SOFIA_MMILIGHT_POWER;
 140         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 141 }
 142
 143 /* set USB power on/off */
 144 int sx1_setusbpower(u8 onoff)
 145 {
 146         int err;
 147         u8 dat = 0;
 148         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 149         if (err < 0)
 150                 return err;
 151         if (onoff)
 152                 dat |= SOFIA_USB_POWER;
 153         else
 154                 dat &= ~SOFIA_USB_POWER;
 155         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 156 }
 157
 158 EXPORT_SYMBOL(sx1_setkeylight);
 159 EXPORT_SYMBOL(sx1_getkeylight);
 160 EXPORT_SYMBOL(sx1_setbacklight);
 161 EXPORT_SYMBOL(sx1_getbacklight);
 162 EXPORT_SYMBOL(sx1_setmmipower);
 163 EXPORT_SYMBOL(sx1_setusbpower);
 164
 165 /*----------- Keypad -------------------------*/
 166
 167 static int sx1_keymap[] = {
 168         KEY(5, 3, GROUP_0 | 117), /* camera Qt::Key_F17 */
 169         KEY(0, 4, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
 170         KEY(1, 4, GROUP_2 | 114), /* voice memo */
 171         KEY(2, 4, GROUP_3 | 114), /* voice memo */
 172         KEY(0, 0, GROUP_1 | KEY_F12),   /* red button Qt::Key_Hangup */
 173         KEY(4, 3, GROUP_1 | KEY_LEFT),
 174         KEY(2, 3, GROUP_1 | KEY_DOWN),
 175         KEY(1, 3, GROUP_1 | KEY_RIGHT),
 176         KEY(0, 3, GROUP_1 | KEY_UP),
 177         KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
 178         KEY(5, 0, GROUP_1 | KEY_1),
 179         KEY(4, 0, GROUP_1 | KEY_2),
 180         KEY(3, 0, GROUP_1 | KEY_3),
 181         KEY(3, 4, GROUP_1 | KEY_4),
 182         KEY(4, 4, GROUP_1 | KEY_5),
 183         KEY(5, 4, GROUP_1 | KEY_KPASTERISK),/* "*" */
 184         KEY(4, 1, GROUP_1 | KEY_6),
 185         KEY(5, 1, GROUP_1 | KEY_7),
 186         KEY(3, 1, GROUP_1 | KEY_8),
 187         KEY(3, 2, GROUP_1 | KEY_9),
 188         KEY(5, 2, GROUP_1 | KEY_0),
 189         KEY(4, 2, GROUP_1 | 113),       /* # F13 Toggle input method Qt::Key_F13 */
 190         KEY(0, 1, GROUP_1 | KEY_F11),   /* green button Qt::Key_Call */
 191         KEY(1, 2, GROUP_1 | KEY_YEN),   /* left soft Qt::Key_Context1 */
 192         KEY(2, 2, GROUP_1 | KEY_F8),    /* right soft Qt::Key_Back */
 193         KEY(2, 1, GROUP_1 | KEY_LEFTSHIFT), /* shift */
 194         KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
 195         KEY(0, 2, GROUP_1 | KEY_F7),    /* menu Qt::Key_Menu */
 196         0
 197 };
 198
 199 static struct resource sx1_kp_resources[] = {
 200         [0] = {
 201                 .start  = INT_KEYBOARD,
 202                 .end    = INT_KEYBOARD,
 203                 .flags  = IORESOURCE_IRQ,
 204         },
 205 };
 206
 207 static struct omap_kp_platform_data sx1_kp_data = {
 208         .rows           = 6,
 209         .cols           = 6,
 210         .keymap = sx1_keymap,
 211         .keymapsize = ARRAY_SIZE(sx1_keymap),
 212         .delay  = 80,
 213 };
 214
 215 static struct platform_device sx1_kp_device = {
 216         .name           = "omap-keypad",
 217         .id             = -1,
 218         .dev            = {
 219                 .platform_data = &sx1_kp_data,
 220         },
 221         .num_resources  = ARRAY_SIZE(sx1_kp_resources),
 222         .resource       = sx1_kp_resources,
 223 };
 224
 225 /*----------- IRDA -------------------------*/
 226
 227 static struct omap_irda_config sx1_irda_data = {
 228         .transceiver_cap        = IR_SIRMODE,
 229         .rx_channel             = OMAP_DMA_UART3_RX,
 230         .tx_channel             = OMAP_DMA_UART3_TX,
 231         .dest_start             = UART3_THR,
 232         .src_start              = UART3_RHR,
 233         .tx_trigger             = 0,
 234         .rx_trigger             = 0,
 235 };
 236
 237 static struct resource sx1_irda_resources[] = {
 238         [0] = {
 239                 .start  = INT_UART3,
 240                 .end    = INT_UART3,
 241                 .flags  = IORESOURCE_IRQ,
 242         },
 243 };
 244
 245 static u64 irda_dmamask = 0xffffffff;
 246
 247 static struct platform_device sx1_irda_device = {
 248         .name           = "omapirda",
 249         .id             = 0,
 250         .dev            = {
 251                 .platform_data  = &sx1_irda_data,
 252                 .dma_mask       = &irda_dmamask,
 253         },
 254         .num_resources  = ARRAY_SIZE(sx1_irda_resources),
 255         .resource       = sx1_irda_resources,
 256 };
 257
 258 /*----------- McBSP & Sound -------------------------*/
 259
 260 /* Playback interface - McBSP1 */
 261 static struct omap_mcbsp_reg_cfg mcbsp1_regs = {
 262         .spcr2  = XINTM(3),     /* SPCR2=30 */
 263         .spcr1  = RINTM(3),     /* SPCR1=30 */
 264         .rcr2   = 0,    /* RCR2 =00 */
 265         .rcr1   = RFRLEN1(1) | RWDLEN1(OMAP_MCBSP_WORD_16),     /* RCR1=140 */
 266         .xcr2   = 0,    /* XCR2 = 0 */
 267         .xcr1   = XFRLEN1(1) | XWDLEN1(OMAP_MCBSP_WORD_16),     /* XCR1 = 140 */
 268         .srgr1  = FWID(15) | CLKGDV(12),        /* SRGR1=0f0c */
 269         .srgr2  = FSGM | FPER(31),      /* SRGR2=101f */
 270         .pcr0   = FSXM | FSRM | CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
 271                                                 /* PCR0 =0f0f */
 272 };
 273
 274 static struct omap_alsa_codec_config sx1_alsa_config = {
 275         .name                   = "SX1 EGold",
 276         .mcbsp_regs_alsa        = &mcbsp1_regs,
 277 };
 278
 279 static struct platform_device sx1_mcbsp1_device = {
 280         .name   = "omap_alsa_mcbsp",
 281         .id     = 1,
 282         .dev = {
 283                 .platform_data  = &sx1_alsa_config,
 284         },
 285 };
 286
 287 /*----------- MTD -------------------------*/
 288
 289 static struct mtd_partition sx1_partitions[] = {
 290         /* bootloader (U-Boot, etc) in first sector */
 291         {
 292                 .name           = "bootloader",
 293                 .offset         = 0x01800000,
 294                 .size           = SZ_128K,
 295                 .mask_flags     = MTD_WRITEABLE, /* force read-only */
 296         },
 297         /* bootloader params in the next sector */
 298         {
 299                 .name           = "params",
 300                 .offset         = MTDPART_OFS_APPEND,
 301                 .size           = SZ_128K,
 302                 .mask_flags     = 0,
 303         },
 304         /* kernel */
 305         {
 306                 .name           = "kernel",
 307                 .offset         = MTDPART_OFS_APPEND,
 308                 .size           = SZ_2M - 2 * SZ_128K,
 309                 .mask_flags     = 0
 310         },
 311         /* file system */
 312         {
 313                 .name           = "filesystem",
 314                 .offset         = MTDPART_OFS_APPEND,
 315                 .size           = MTDPART_SIZ_FULL,
 316                 .mask_flags     = 0
 317         }
 318 };
 319
 320 static struct flash_platform_data sx1_flash_data = {
 321         .map_name       = "cfi_probe",
 322         .width          = 2,
 323         .parts          = sx1_partitions,
 324         .nr_parts       = ARRAY_SIZE(sx1_partitions),
 325 };
 326
 327 #ifdef CONFIG_SX1_OLD_FLASH
 328 /* MTD Intel StrataFlash - old flashes */
 329 static struct resource sx1_old_flash_resource[] = {
 330         [0] = {
 331                 .start  = OMAP_CS0_PHYS,        /* Physical */
 332                 .end    = OMAP_CS0_PHYS + SZ_16M - 1,,
 333                 .flags  = IORESOURCE_MEM,
 334         },
 335         [1] = {
 336                 .start  = OMAP_CS1_PHYS,
 337                 .end    = OMAP_CS1_PHYS + SZ_8M - 1,
 338                 .flags  = IORESOURCE_MEM,
 339         },
 340 };
 341
 342 static struct platform_device sx1_flash_device = {
 343         .name           = "omapflash",
 344         .id             = 0,
 345         .dev            = {
 346                 .platform_data  = &sx1_flash_data,
 347         },
 348         .num_resources  = 2,
 349         .resource       = &sx1_old_flash_resource,
 350 };
 351 #else
 352 /* MTD Intel 4000 flash - new flashes */
 353 static struct resource sx1_new_flash_resource = {
 354         .start          = OMAP_CS0_PHYS,
 355         .end            = OMAP_CS0_PHYS + SZ_32M - 1,
 356         .flags          = IORESOURCE_MEM,
 357 };
 358
 359 static struct platform_device sx1_flash_device = {
 360         .name           = "omapflash",
 361         .id             = 0,
 362         .dev            = {
 363                 .platform_data  = &sx1_flash_data,
 364         },
 365         .num_resources  = 1,
 366         .resource       = &sx1_new_flash_resource,
 367 };
 368 #endif
 369
 370 /*----------- USB -------------------------*/
 371
 372 static struct omap_usb_config sx1_usb_config __initdata = {
 373         .otg            = 0,
 374         .register_dev   = 1,
 375         .register_host  = 0,
 376         .hmc_mode       = 0,
 377         .pins[0]        = 2,
 378         .pins[1]        = 0,
 379         .pins[2]        = 0,
 380 };
 381
 382 /*----------- LCD -------------------------*/
 383
 384 static struct platform_device sx1_lcd_device = {
 385         .name           = "lcd_sx1",
 386         .id             = -1,
 387 };
 388
 389 static struct omap_lcd_config sx1_lcd_config __initdata = {
 390         .ctrl_name      = "internal",
 391 };
 392
 393 /*-----------------------------------------*/
 394 static struct platform_device *sx1_devices[] __initdata = {
 395         &sx1_flash_device,
 396         &sx1_kp_device,
 397         &sx1_lcd_device,
 398         &sx1_mcbsp1_device,
 399         &sx1_irda_device,
 400 };
 401 /*-----------------------------------------*/
 402
 403 static struct omap_uart_config sx1_uart_config __initdata = {
 404         .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
 405 };
 406
 407 static struct omap_board_config_kernel sx1_config[] __initdata = {
 408         { OMAP_TAG_USB, &sx1_usb_config },
 409         { OMAP_TAG_LCD, &sx1_lcd_config },
 410         { OMAP_TAG_UART,        &sx1_uart_config },
 411 };
 412
 413 /*-----------------------------------------*/
 414
 415 static void __init omap_sx1_init(void)
 416 {
 417         platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
 418
 419         omap_board_config = sx1_config;
 420         omap_board_config_size = ARRAY_SIZE(sx1_config);
 421         omap_serial_init();
 422         omap_register_i2c_bus(1, 100, NULL, 0);
 423         sx1_mmc_init();
 424
 425         /* turn on USB power */
 426         /* sx1_setusbpower(1); cant do it here because i2c is not ready */
 427         omap_request_gpio(1);   /* A_IRDA_OFF */
 428         omap_request_gpio(11);  /* A_SWITCH */
 429         omap_request_gpio(15);  /* A_USB_ON */
 430         omap_set_gpio_direction(1, 0);/* gpio1 -> output */
 431         omap_set_gpio_direction(11, 0);/* gpio11 -> output */
 432         omap_set_gpio_direction(15, 0);/* gpio15 -> output */
 433         /* set GPIO data */
 434         omap_set_gpio_dataout(1, 1);/*A_IRDA_OFF = 1 */
 435         omap_set_gpio_dataout(11, 0);/*A_SWITCH = 0 */
 436         omap_set_gpio_dataout(15, 0);/*A_USB_ON = 0 */
 437 }
 438 /*----------------------------------------*/
 439 static void __init omap_sx1_init_irq(void)
 440 {
 441         omap1_init_common_hw();
 442         omap_init_irq();
 443         omap_gpio_init();
 444 }
 445 /*----------------------------------------*/
 446
 447 static void __init omap_sx1_map_io(void)
 448 {
 449         omap1_map_common_io();
 450 }
 451
 452 MACHINE_START(SX1, "OMAP310 based Siemens SX1")
 453         .phys_io        = 0xfff00000,
 454         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
 455         .boot_params    = 0x10000100,
 456         .map_io         = omap_sx1_map_io,
 457         .init_irq               = omap_sx1_init_irq,
 458         .init_machine   = omap_sx1_init,
 459         .timer          = &omap_timer,
 460 MACHINE_END