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 <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/mux.h>
  37 #include <mach/dma.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/keypad.h>
  44
  45 /* Write to I2C device */
  46 int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value)
  47 {
  48         struct i2c_adapter *adap;
  49         int err;
  50         struct i2c_msg msg[1];
  51         unsigned char data[2];
  52
  53         adap = i2c_get_adapter(0);
  54         if (!adap)
  55                 return -ENODEV;
  56         msg->addr = devaddr;    /* I2C address of chip */
  57         msg->flags = 0;
  58         msg->len = 2;
  59         msg->buf = data;
  60         data[0] = regoffset;    /* register num */
  61         data[1] = value;                /* register data */
  62         err = i2c_transfer(adap, msg, 1);
  63         i2c_put_adapter(adap);
  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         i2c_put_adapter(adap);
  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 sx1_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 sx1_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 sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
 118                                   backlight);
 119 }
 120 /* get current LCD backlight intensity */
 121 int sx1_getbacklight (u8 * backlight)
 122 {
 123         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
 124                                  backlight);
 125 }
 126 /* set LCD backlight power on/off */
 127 int sx1_setmmipower(u8 onoff)
 128 {
 129         int err;
 130         u8 dat = 0;
 131         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 132         if (err < 0)
 133                 return err;
 134         if (onoff)
 135                 dat |= SOFIA_MMILIGHT_POWER;
 136         else
 137                 dat &= ~SOFIA_MMILIGHT_POWER;
 138         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 139 }
 140
 141 /* set USB power on/off */
 142 int sx1_setusbpower(u8 onoff)
 143 {
 144         int err;
 145         u8 dat = 0;
 146         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 147         if (err < 0)
 148                 return err;
 149         if (onoff)
 150                 dat |= SOFIA_USB_POWER;
 151         else
 152                 dat &= ~SOFIA_USB_POWER;
 153         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 154 }
 155
 156 EXPORT_SYMBOL(sx1_setkeylight);
 157 EXPORT_SYMBOL(sx1_getkeylight);
 158 EXPORT_SYMBOL(sx1_setbacklight);
 159 EXPORT_SYMBOL(sx1_getbacklight);
 160 EXPORT_SYMBOL(sx1_setmmipower);
 161 EXPORT_SYMBOL(sx1_setusbpower);
 162
 163 /*----------- Keypad -------------------------*/
 164
 165 static int sx1_keymap[] = {
 166         KEY(5, 3, GROUP_0 | 117), /* camera Qt::Key_F17 */
 167         KEY(0, 4, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
 168         KEY(1, 4, GROUP_2 | 114), /* voice memo */
 169         KEY(2, 4, GROUP_3 | 114), /* voice memo */
 170         KEY(0, 0, GROUP_1 | KEY_F12),   /* red button Qt::Key_Hangup */
 171         KEY(4, 3, GROUP_1 | KEY_LEFT),
 172         KEY(2, 3, GROUP_1 | KEY_DOWN),
 173         KEY(1, 3, GROUP_1 | KEY_RIGHT),
 174         KEY(0, 3, GROUP_1 | KEY_UP),
 175         KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
 176         KEY(5, 0, GROUP_1 | KEY_1),
 177         KEY(4, 0, GROUP_1 | KEY_2),
 178         KEY(3, 0, GROUP_1 | KEY_3),
 179         KEY(3, 4, GROUP_1 | KEY_4),
 180         KEY(4, 4, GROUP_1 | KEY_5),
 181         KEY(5, 4, GROUP_1 | KEY_KPASTERISK),/* "*" */
 182         KEY(4, 1, GROUP_1 | KEY_6),
 183         KEY(5, 1, GROUP_1 | KEY_7),
 184         KEY(3, 1, GROUP_1 | KEY_8),
 185         KEY(3, 2, GROUP_1 | KEY_9),
 186         KEY(5, 2, GROUP_1 | KEY_0),
 187         KEY(4, 2, GROUP_1 | 113),       /* # F13 Toggle input method Qt::Key_F13 */
 188         KEY(0, 1, GROUP_1 | KEY_F11),   /* green button Qt::Key_Call */
 189         KEY(1, 2, GROUP_1 | KEY_YEN),   /* left soft Qt::Key_Context1 */
 190         KEY(2, 2, GROUP_1 | KEY_F8),    /* right soft Qt::Key_Back */
 191         KEY(2, 1, GROUP_1 | KEY_LEFTSHIFT), /* shift */
 192         KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
 193         KEY(0, 2, GROUP_1 | KEY_F7),    /* menu Qt::Key_Menu */
 194         0
 195 };
 196
 197 static struct resource sx1_kp_resources[] = {
 198         [0] = {
 199                 .start  = INT_KEYBOARD,
 200                 .end    = INT_KEYBOARD,
 201                 .flags  = IORESOURCE_IRQ,
 202         },
 203 };
 204
 205 static struct omap_kp_platform_data sx1_kp_data = {
 206         .rows           = 6,
 207         .cols           = 6,
 208         .keymap = sx1_keymap,
 209         .keymapsize = ARRAY_SIZE(sx1_keymap),
 210         .delay  = 80,
 211 };
 212
 213 static struct platform_device sx1_kp_device = {
 214         .name           = "omap-keypad",
 215         .id             = -1,
 216         .dev            = {
 217                 .platform_data = &sx1_kp_data,
 218         },
 219         .num_resources  = ARRAY_SIZE(sx1_kp_resources),
 220         .resource       = sx1_kp_resources,
 221 };
 222
 223 /*----------- IRDA -------------------------*/
 224
 225 static struct omap_irda_config sx1_irda_data = {
 226         .transceiver_cap        = IR_SIRMODE,
 227         .rx_channel             = OMAP_DMA_UART3_RX,
 228         .tx_channel             = OMAP_DMA_UART3_TX,
 229         .dest_start             = UART3_THR,
 230         .src_start              = UART3_RHR,
 231         .tx_trigger             = 0,
 232         .rx_trigger             = 0,
 233 };
 234
 235 static struct resource sx1_irda_resources[] = {
 236         [0] = {
 237                 .start  = INT_UART3,
 238                 .end    = INT_UART3,
 239                 .flags  = IORESOURCE_IRQ,
 240         },
 241 };
 242
 243 static u64 irda_dmamask = 0xffffffff;
 244
 245 static struct platform_device sx1_irda_device = {
 246         .name           = "omapirda",
 247         .id             = 0,
 248         .dev            = {
 249                 .platform_data  = &sx1_irda_data,
 250                 .dma_mask       = &irda_dmamask,
 251         },
 252         .num_resources  = ARRAY_SIZE(sx1_irda_resources),
 253         .resource       = sx1_irda_resources,
 254 };
 255
 256 /*----------- MTD -------------------------*/
 257
 258 static struct mtd_partition sx1_partitions[] = {
 259         /* bootloader (U-Boot, etc) in first sector */
 260         {
 261                 .name           = "bootloader",
 262                 .offset         = 0x01800000,
 263                 .size           = SZ_128K,
 264                 .mask_flags     = MTD_WRITEABLE, /* force read-only */
 265         },
 266         /* bootloader params in the next sector */
 267         {
 268                 .name           = "params",
 269                 .offset         = MTDPART_OFS_APPEND,
 270                 .size           = SZ_128K,
 271                 .mask_flags     = 0,
 272         },
 273         /* kernel */
 274         {
 275                 .name           = "kernel",
 276                 .offset         = MTDPART_OFS_APPEND,
 277                 .size           = SZ_2M - 2 * SZ_128K,
 278                 .mask_flags     = 0
 279         },
 280         /* file system */
 281         {
 282                 .name           = "filesystem",
 283                 .offset         = MTDPART_OFS_APPEND,
 284                 .size           = MTDPART_SIZ_FULL,
 285                 .mask_flags     = 0
 286         }
 287 };
 288
 289 static struct flash_platform_data sx1_flash_data = {
 290         .map_name       = "cfi_probe",
 291         .width          = 2,
 292         .parts          = sx1_partitions,
 293         .nr_parts       = ARRAY_SIZE(sx1_partitions),
 294 };
 295
 296 #ifdef CONFIG_SX1_OLD_FLASH
 297 /* MTD Intel StrataFlash - old flashes */
 298 static struct resource sx1_old_flash_resource[] = {
 299         [0] = {
 300                 .start  = OMAP_CS0_PHYS,        /* Physical */
 301                 .end    = OMAP_CS0_PHYS + SZ_16M - 1,,
 302                 .flags  = IORESOURCE_MEM,
 303         },
 304         [1] = {
 305                 .start  = OMAP_CS1_PHYS,
 306                 .end    = OMAP_CS1_PHYS + SZ_8M - 1,
 307                 .flags  = IORESOURCE_MEM,
 308         },
 309 };
 310
 311 static struct platform_device sx1_flash_device = {
 312         .name           = "omapflash",
 313         .id             = 0,
 314         .dev            = {
 315                 .platform_data  = &sx1_flash_data,
 316         },
 317         .num_resources  = 2,
 318         .resource       = &sx1_old_flash_resource,
 319 };
 320 #else
 321 /* MTD Intel 4000 flash - new flashes */
 322 static struct resource sx1_new_flash_resource = {
 323         .start          = OMAP_CS0_PHYS,
 324         .end            = OMAP_CS0_PHYS + SZ_32M - 1,
 325         .flags          = IORESOURCE_MEM,
 326 };
 327
 328 static struct platform_device sx1_flash_device = {
 329         .name           = "omapflash",
 330         .id             = 0,
 331         .dev            = {
 332                 .platform_data  = &sx1_flash_data,
 333         },
 334         .num_resources  = 1,
 335         .resource       = &sx1_new_flash_resource,
 336 };
 337 #endif
 338
 339 /*----------- USB -------------------------*/
 340
 341 static struct omap_usb_config sx1_usb_config __initdata = {
 342         .otg            = 0,
 343         .register_dev   = 1,
 344         .register_host  = 0,
 345         .hmc_mode       = 0,
 346         .pins[0]        = 2,
 347         .pins[1]        = 0,
 348         .pins[2]        = 0,
 349 };
 350
 351 /*----------- LCD -------------------------*/
 352
 353 static struct platform_device sx1_lcd_device = {
 354         .name           = "lcd_sx1",
 355         .id             = -1,
 356 };
 357
 358 static struct omap_lcd_config sx1_lcd_config __initdata = {
 359         .ctrl_name      = "internal",
 360 };
 361
 362 /*-----------------------------------------*/
 363 static struct platform_device *sx1_devices[] __initdata = {
 364         &sx1_flash_device,
 365         &sx1_kp_device,
 366         &sx1_lcd_device,
 367         &sx1_irda_device,
 368 };
 369 /*-----------------------------------------*/
 370
 371 static struct omap_uart_config sx1_uart_config __initdata = {
 372         .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
 373 };
 374
 375 static struct omap_board_config_kernel sx1_config[] __initdata = {
 376         { OMAP_TAG_USB, &sx1_usb_config },
 377         { OMAP_TAG_LCD, &sx1_lcd_config },
 378         { OMAP_TAG_UART,        &sx1_uart_config },
 379 };
 380
 381 /*-----------------------------------------*/
 382
 383 static void __init omap_sx1_init(void)
 384 {
 385         platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
 386
 387         omap_board_config = sx1_config;
 388         omap_board_config_size = ARRAY_SIZE(sx1_config);
 389         omap_serial_init();
 390         omap_register_i2c_bus(1, 100, NULL, 0);
 391         sx1_mmc_init();
 392
 393         /* turn on USB power */
 394         /* sx1_setusbpower(1); cant do it here because i2c is not ready */
 395         gpio_request(1, "A_IRDA_OFF");
 396         gpio_request(11, "A_SWITCH");
 397         gpio_request(15, "A_USB_ON");
 398         gpio_direction_output(1, 1);    /*A_IRDA_OFF = 1 */
 399         gpio_direction_output(11, 0);   /*A_SWITCH = 0 */
 400         gpio_direction_output(15, 0);   /*A_USB_ON = 0 */
 401 }
 402 /*----------------------------------------*/
 403 static void __init omap_sx1_init_irq(void)
 404 {
 405         omap1_init_common_hw();
 406         omap_init_irq();
 407         omap_gpio_init();
 408 }
 409 /*----------------------------------------*/
 410
 411 static void __init omap_sx1_map_io(void)
 412 {
 413         omap1_map_common_io();
 414 }
 415
 416 MACHINE_START(SX1, "OMAP310 based Siemens SX1")
 417         .phys_io        = 0xfff00000,
 418         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
 419         .boot_params    = 0x10000100,
 420         .map_io         = omap_sx1_map_io,
 421         .init_irq               = omap_sx1_init_irq,
 422         .init_machine   = omap_sx1_init,
 423         .timer          = &omap_timer,
 424 MACHINE_END