release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-omap1/board-osk.c

   1 /*
   2  * linux/arch/arm/mach-omap1/board-osk.c
   3  *
   4  * Board specific init for OMAP5912 OSK
   5  *
   6  * Written by Dirk Behme <dirk.behme@de.bosch.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published by the
  10  * Free Software Foundation; either version 2 of the License, or (at your
  11  * option) any later version.
  12  *
  13  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
  14  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  15  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
  16  * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  17  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  18  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  19  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  20  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  22  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  23  *
  24  * You should have received a copy of the  GNU General Public License along
  25  * with this program; if not, write  to the Free Software Foundation, Inc.,
  26  * 675 Mass Ave, Cambridge, MA 02139, USA.
  27  */
  28
  29 #include <linux/kernel.h>
  30 #include <linux/init.h>
  31 #include <linux/platform_device.h>
  32 #include <linux/interrupt.h>
  33 #include <linux/irq.h>
  34 #include <linux/i2c.h>
  35 #include <linux/leds.h>
  36 #include <linux/smc91x.h>
  37
  38 #include <linux/mtd/mtd.h>
  39 #include <linux/mtd/partitions.h>
  40 #include <linux/mtd/physmap.h>
  41
  42 #include <linux/i2c/tps65010.h>
  43
  44 #include <mach/hardware.h>
  45 #include <asm/gpio.h>
  46
  47 #include <asm/mach-types.h>
  48 #include <asm/mach/arch.h>
  49 #include <asm/mach/map.h>
  50
  51 #include <plat/flash.h>
  52 #include <plat/usb.h>
  53 #include <plat/mux.h>
  54 #include <plat/tc.h>
  55 #include <plat/common.h>
  56
  57 /* At OMAP5912 OSK the Ethernet is directly connected to CS1 */
  58 #define OMAP_OSK_ETHR_START             0x04800300
  59
  60 /* TPS65010 has four GPIOs.  nPG and LED2 can be treated like GPIOs with
  61  * alternate pin configurations for hardware-controlled blinking.
  62  */
  63 #define OSK_TPS_GPIO_BASE               (OMAP_MAX_GPIO_LINES + 16 /* MPUIO */)
  64 #       define OSK_TPS_GPIO_USB_PWR_EN  (OSK_TPS_GPIO_BASE + 0)
  65 #       define OSK_TPS_GPIO_LED_D3      (OSK_TPS_GPIO_BASE + 1)
  66 #       define OSK_TPS_GPIO_LAN_RESET   (OSK_TPS_GPIO_BASE + 2)
  67 #       define OSK_TPS_GPIO_DSP_PWR_EN  (OSK_TPS_GPIO_BASE + 3)
  68 #       define OSK_TPS_GPIO_LED_D9      (OSK_TPS_GPIO_BASE + 4)
  69 #       define OSK_TPS_GPIO_LED_D2      (OSK_TPS_GPIO_BASE + 5)
  70
  71 static struct mtd_partition osk_partitions[] = {
  72         /* bootloader (U-Boot, etc) in first sector */
  73         {
  74               .name             = "bootloader",
  75               .offset           = 0,
  76               .size             = SZ_128K,
  77               .mask_flags       = MTD_WRITEABLE, /* force read-only */
  78         },
  79         /* bootloader params in the next sector */
  80         {
  81               .name             = "params",
  82               .offset           = MTDPART_OFS_APPEND,
  83               .size             = SZ_128K,
  84               .mask_flags       = 0,
  85         }, {
  86               .name             = "kernel",
  87               .offset           = MTDPART_OFS_APPEND,
  88               .size             = SZ_2M,
  89               .mask_flags       = 0
  90         }, {
  91               .name             = "filesystem",
  92               .offset           = MTDPART_OFS_APPEND,
  93               .size             = MTDPART_SIZ_FULL,
  94               .mask_flags       = 0
  95         }
  96 };
  97
  98 static struct physmap_flash_data osk_flash_data = {
  99         .width          = 2,
 100         .set_vpp        = omap1_set_vpp,
 101         .parts          = osk_partitions,
 102         .nr_parts       = ARRAY_SIZE(osk_partitions),
 103 };
 104
 105 static struct resource osk_flash_resource = {
 106         /* this is on CS3, wherever it's mapped */
 107         .flags          = IORESOURCE_MEM,
 108 };
 109
 110 static struct platform_device osk5912_flash_device = {
 111         .name           = "physmap-flash",
 112         .id             = 0,
 113         .dev            = {
 114                 .platform_data  = &osk_flash_data,
 115         },
 116         .num_resources  = 1,
 117         .resource       = &osk_flash_resource,
 118 };
 119
 120 static struct smc91x_platdata osk5912_smc91x_info = {
 121         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
 122         .leda   = RPC_LED_100_10,
 123         .ledb   = RPC_LED_TX_RX,
 124 };
 125
 126 static struct resource osk5912_smc91x_resources[] = {
 127         [0] = {
 128                 .start  = OMAP_OSK_ETHR_START,          /* Physical */
 129                 .end    = OMAP_OSK_ETHR_START + 0xf,
 130                 .flags  = IORESOURCE_MEM,
 131         },
 132         [1] = {
 133                 .start  = OMAP_GPIO_IRQ(0),
 134                 .end    = OMAP_GPIO_IRQ(0),
 135                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 136         },
 137 };
 138
 139 static struct platform_device osk5912_smc91x_device = {
 140         .name           = "smc91x",
 141         .id             = -1,
 142         .dev    = {
 143                 .platform_data  = &osk5912_smc91x_info,
 144         },
 145         .num_resources  = ARRAY_SIZE(osk5912_smc91x_resources),
 146         .resource       = osk5912_smc91x_resources,
 147 };
 148
 149 static struct resource osk5912_cf_resources[] = {
 150         [0] = {
 151                 .start  = OMAP_GPIO_IRQ(62),
 152                 .end    = OMAP_GPIO_IRQ(62),
 153                 .flags  = IORESOURCE_IRQ,
 154         },
 155 };
 156
 157 static struct platform_device osk5912_cf_device = {
 158         .name           = "omap_cf",
 159         .id             = -1,
 160         .dev = {
 161                 .platform_data  = (void *) 2 /* CS2 */,
 162         },
 163         .num_resources  = ARRAY_SIZE(osk5912_cf_resources),
 164         .resource       = osk5912_cf_resources,
 165 };
 166
 167 static struct platform_device *osk5912_devices[] __initdata = {
 168         &osk5912_flash_device,
 169         &osk5912_smc91x_device,
 170         &osk5912_cf_device,
 171 };
 172
 173 static struct gpio_led tps_leds[] = {
 174         /* NOTE:  D9 and D2 have hardware blink support.
 175          * Also, D9 requires non-battery power.
 176          */
 177         { .gpio = OSK_TPS_GPIO_LED_D9, .name = "d9",
 178                         .default_trigger = "ide-disk", },
 179         { .gpio = OSK_TPS_GPIO_LED_D2, .name = "d2", },
 180         { .gpio = OSK_TPS_GPIO_LED_D3, .name = "d3", .active_low = 1,
 181                         .default_trigger = "heartbeat", },
 182 };
 183
 184 static struct gpio_led_platform_data tps_leds_data = {
 185         .num_leds       = 3,
 186         .leds           = tps_leds,
 187 };
 188
 189 static struct platform_device osk5912_tps_leds = {
 190         .name                   = "leds-gpio",
 191         .id                     = 0,
 192         .dev.platform_data      = &tps_leds_data,
 193 };
 194
 195 static int osk_tps_setup(struct i2c_client *client, void *context)
 196 {
 197         /* Set GPIO 1 HIGH to disable VBUS power supply;
 198          * OHCI driver powers it up/down as needed.
 199          */
 200         gpio_request(OSK_TPS_GPIO_USB_PWR_EN, "n_vbus_en");
 201         gpio_direction_output(OSK_TPS_GPIO_USB_PWR_EN, 1);
 202
 203         /* Set GPIO 2 high so LED D3 is off by default */
 204         tps65010_set_gpio_out_value(GPIO2, HIGH);
 205
 206         /* Set GPIO 3 low to take ethernet out of reset */
 207         gpio_request(OSK_TPS_GPIO_LAN_RESET, "smc_reset");
 208         gpio_direction_output(OSK_TPS_GPIO_LAN_RESET, 0);
 209
 210         /* GPIO4 is VDD_DSP */
 211         gpio_request(OSK_TPS_GPIO_DSP_PWR_EN, "dsp_power");
 212         gpio_direction_output(OSK_TPS_GPIO_DSP_PWR_EN, 1);
 213         /* REVISIT if DSP support isn't configured, power it off ... */
 214
 215         /* Let LED1 (D9) blink; leds-gpio may override it */
 216         tps65010_set_led(LED1, BLINK);
 217
 218         /* Set LED2 off by default */
 219         tps65010_set_led(LED2, OFF);
 220
 221         /* Enable LOW_PWR handshake */
 222         tps65010_set_low_pwr(ON);
 223
 224         /* Switch VLDO2 to 3.0V for AIC23 */
 225         tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V
 226                         | TPS_LDO1_ENABLE);
 227
 228         /* register these three LEDs */
 229         osk5912_tps_leds.dev.parent = &client->dev;
 230         platform_device_register(&osk5912_tps_leds);
 231
 232         return 0;
 233 }
 234
 235 static struct tps65010_board tps_board = {
 236         .base           = OSK_TPS_GPIO_BASE,
 237         .outmask        = 0x0f,
 238         .setup          = osk_tps_setup,
 239 };
 240
 241 static struct i2c_board_info __initdata osk_i2c_board_info[] = {
 242         {
 243                 I2C_BOARD_INFO("tps65010", 0x48),
 244                 .irq            = OMAP_GPIO_IRQ(OMAP_MPUIO(1)),
 245                 .platform_data  = &tps_board,
 246
 247         },
 248         {
 249                 I2C_BOARD_INFO("tlv320aic23", 0x1B),
 250         },
 251         /* TODO when driver support is ready:
 252          *  - optionally on Mistral, ov9640 camera sensor at 0x30
 253          */
 254 };
 255
 256 static void __init osk_init_smc91x(void)
 257 {
 258         u32 l;
 259
 260         if ((gpio_request(0, "smc_irq")) < 0) {
 261                 printk("Error requesting gpio 0 for smc91x irq\n");
 262                 return;
 263         }
 264
 265         /* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */
 266         l = omap_readl(EMIFS_CCS(1));
 267         l |= 0x3;
 268         omap_writel(l, EMIFS_CCS(1));
 269 }
 270
 271 static void __init osk_init_cf(void)
 272 {
 273         omap_cfg_reg(M7_1610_GPIO62);
 274         if ((gpio_request(62, "cf_irq")) < 0) {
 275                 printk("Error requesting gpio 62 for CF irq\n");
 276                 return;
 277         }
 278         /* the CF I/O IRQ is really active-low */
 279         set_irq_type(gpio_to_irq(62), IRQ_TYPE_EDGE_FALLING);
 280 }
 281
 282 static void __init osk_init_irq(void)
 283 {
 284         omap1_init_common_hw();
 285         omap_init_irq();
 286         omap_gpio_init();
 287         osk_init_smc91x();
 288         osk_init_cf();
 289 }
 290
 291 static struct omap_usb_config osk_usb_config __initdata = {
 292         /* has usb host connector (A) ... for development it can also
 293          * be used, with a NONSTANDARD gender-bending cable/dongle, as
 294          * a peripheral.
 295          */
 296 #ifdef  CONFIG_USB_GADGET_OMAP
 297         .register_dev   = 1,
 298         .hmc_mode       = 0,
 299 #else
 300         .register_host  = 1,
 301         .hmc_mode       = 16,
 302         .rwc            = 1,
 303 #endif
 304         .pins[0]        = 2,
 305 };
 306
 307 #ifdef  CONFIG_OMAP_OSK_MISTRAL
 308 static struct omap_lcd_config osk_lcd_config __initdata = {
 309         .ctrl_name      = "internal",
 310 };
 311 #endif
 312
 313 static struct omap_board_config_kernel osk_config[] __initdata = {
 314 #ifdef  CONFIG_OMAP_OSK_MISTRAL
 315         { OMAP_TAG_LCD,                 &osk_lcd_config },
 316 #endif
 317 };
 318
 319 #ifdef  CONFIG_OMAP_OSK_MISTRAL
 320
 321 #include <linux/input.h>
 322 #include <linux/i2c/at24.h>
 323 #include <linux/spi/spi.h>
 324 #include <linux/spi/ads7846.h>
 325
 326 #include <plat/keypad.h>
 327
 328 static struct at24_platform_data at24c04 = {
 329         .byte_len       = SZ_4K / 8,
 330         .page_size      = 16,
 331 };
 332
 333 static struct i2c_board_info __initdata mistral_i2c_board_info[] = {
 334         {
 335                 /* NOTE:  powered from LCD supply */
 336                 I2C_BOARD_INFO("24c04", 0x50),
 337                 .platform_data  = &at24c04,
 338         },
 339         /* TODO when driver support is ready:
 340          *  - optionally ov9640 camera sensor at 0x30
 341          */
 342 };
 343
 344 static const int osk_keymap[] = {
 345         /* KEY(col, row, code) */
 346         KEY(0, 0, KEY_F1),              /* SW4 */
 347         KEY(0, 3, KEY_UP),              /* (sw2/up) */
 348         KEY(1, 1, KEY_LEFTCTRL),        /* SW5 */
 349         KEY(1, 2, KEY_LEFT),            /* (sw2/left) */
 350         KEY(2, 0, KEY_SPACE),           /* SW3 */
 351         KEY(2, 1, KEY_ESC),             /* SW6 */
 352         KEY(2, 2, KEY_DOWN),            /* (sw2/down) */
 353         KEY(3, 2, KEY_ENTER),           /* (sw2/select) */
 354         KEY(3, 3, KEY_RIGHT),           /* (sw2/right) */
 355         0
 356 };
 357
 358 static struct omap_kp_platform_data osk_kp_data = {
 359         .rows           = 8,
 360         .cols           = 8,
 361         .keymap         = (int *) osk_keymap,
 362         .keymapsize     = ARRAY_SIZE(osk_keymap),
 363         .delay          = 9,
 364 };
 365
 366 static struct resource osk5912_kp_resources[] = {
 367         [0] = {
 368                 .start  = INT_KEYBOARD,
 369                 .end    = INT_KEYBOARD,
 370                 .flags  = IORESOURCE_IRQ,
 371         },
 372 };
 373
 374 static struct platform_device osk5912_kp_device = {
 375         .name           = "omap-keypad",
 376         .id             = -1,
 377         .dev            = {
 378                 .platform_data = &osk_kp_data,
 379         },
 380         .num_resources  = ARRAY_SIZE(osk5912_kp_resources),
 381         .resource       = osk5912_kp_resources,
 382 };
 383
 384 static struct omap_backlight_config mistral_bl_data = {
 385         .default_intensity      = 0xa0,
 386 };
 387
 388 static struct platform_device mistral_bl_device = {
 389         .name           = "omap-bl",
 390         .id             = -1,
 391         .dev            = {
 392                 .platform_data = &mistral_bl_data,
 393         },
 394 };
 395
 396 static struct platform_device osk5912_lcd_device = {
 397         .name           = "lcd_osk",
 398         .id             = -1,
 399 };
 400
 401 static struct platform_device *mistral_devices[] __initdata = {
 402         &osk5912_kp_device,
 403         &mistral_bl_device,
 404         &osk5912_lcd_device,
 405 };
 406
 407 static int mistral_get_pendown_state(void)
 408 {
 409         return !gpio_get_value(4);
 410 }
 411
 412 static const struct ads7846_platform_data mistral_ts_info = {
 413         .model                  = 7846,
 414         .vref_delay_usecs       = 100,  /* internal, no capacitor */
 415         .x_plate_ohms           = 419,
 416         .y_plate_ohms           = 486,
 417         .get_pendown_state      = mistral_get_pendown_state,
 418 };
 419
 420 static struct spi_board_info __initdata mistral_boardinfo[] = { {
 421         /* MicroWire (bus 2) CS0 has an ads7846e */
 422         .modalias               = "ads7846",
 423         .platform_data          = &mistral_ts_info,
 424         .irq                    = OMAP_GPIO_IRQ(4),
 425         .max_speed_hz           = 120000 /* max sample rate at 3V */
 426                                         * 26 /* command + data + overhead */,
 427         .bus_num                = 2,
 428         .chip_select            = 0,
 429 } };
 430
 431 #ifdef  CONFIG_PM
 432 static irqreturn_t
 433 osk_mistral_wake_interrupt(int irq, void *ignored)
 434 {
 435         return IRQ_HANDLED;
 436 }
 437 #endif
 438
 439 static void __init osk_mistral_init(void)
 440 {
 441         /* NOTE:  we could actually tell if there's a Mistral board
 442          * attached, e.g. by trying to read something from the ads7846.
 443          * But this arch_init() code is too early for that, since we
 444          * can't talk to the ads or even the i2c eeprom.
 445          */
 446
 447         /* parallel camera interface */
 448         omap_cfg_reg(J15_1610_CAM_LCLK);
 449         omap_cfg_reg(J18_1610_CAM_D7);
 450         omap_cfg_reg(J19_1610_CAM_D6);
 451         omap_cfg_reg(J14_1610_CAM_D5);
 452         omap_cfg_reg(K18_1610_CAM_D4);
 453         omap_cfg_reg(K19_1610_CAM_D3);
 454         omap_cfg_reg(K15_1610_CAM_D2);
 455         omap_cfg_reg(K14_1610_CAM_D1);
 456         omap_cfg_reg(L19_1610_CAM_D0);
 457         omap_cfg_reg(L18_1610_CAM_VS);
 458         omap_cfg_reg(L15_1610_CAM_HS);
 459         omap_cfg_reg(M19_1610_CAM_RSTZ);
 460         omap_cfg_reg(Y15_1610_CAM_OUTCLK);
 461
 462         /* serial camera interface */
 463         omap_cfg_reg(H19_1610_CAM_EXCLK);
 464         omap_cfg_reg(W13_1610_CCP_CLKM);
 465         omap_cfg_reg(Y12_1610_CCP_CLKP);
 466         /* CCP_DATAM CONFLICTS WITH UART1.TX (and serial console) */
 467         /* omap_cfg_reg(Y14_1610_CCP_DATAM); */
 468         omap_cfg_reg(W14_1610_CCP_DATAP);
 469
 470         /* CAM_PWDN */
 471         if (gpio_request(11, "cam_pwdn") == 0) {
 472                 omap_cfg_reg(N20_1610_GPIO11);
 473                 gpio_direction_output(11, 0);
 474         } else
 475                 pr_debug("OSK+Mistral: CAM_PWDN is awol\n");
 476
 477
 478         /* omap_cfg_reg(P19_1610_GPIO6); */     /* BUSY */
 479         gpio_request(6, "ts_busy");
 480         gpio_direction_input(6);
 481
 482         omap_cfg_reg(P20_1610_GPIO4);   /* PENIRQ */
 483         gpio_request(4, "ts_int");
 484         gpio_direction_input(4);
 485         set_irq_type(gpio_to_irq(4), IRQ_TYPE_EDGE_FALLING);
 486
 487         spi_register_board_info(mistral_boardinfo,
 488                         ARRAY_SIZE(mistral_boardinfo));
 489
 490         omap_cfg_reg(N15_1610_MPUIO2);
 491         if (gpio_request(OMAP_MPUIO(2), "wakeup") == 0) {
 492                 int ret = 0;
 493                 int irq = gpio_to_irq(OMAP_MPUIO(2));
 494
 495                 gpio_direction_input(OMAP_MPUIO(2));
 496                 set_irq_type(irq, IRQ_TYPE_EDGE_RISING);
 497 #ifdef  CONFIG_PM
 498                 /* share the IRQ in case someone wants to use the
 499                  * button for more than wakeup from system sleep.
 500                  */
 501                 ret = request_irq(irq,
 502                                 &osk_mistral_wake_interrupt,
 503                                 IRQF_SHARED, "mistral_wakeup",
 504                                 &osk_mistral_wake_interrupt);
 505                 if (ret != 0) {
 506                         gpio_free(OMAP_MPUIO(2));
 507                         printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
 508                                 ret);
 509                 } else
 510                         enable_irq_wake(irq);
 511 #endif
 512         } else
 513                 printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
 514
 515         /* LCD:  backlight, and power; power controls other devices on the
 516          * board, like the touchscreen, EEPROM, and wakeup (!) switch.
 517          */
 518         omap_cfg_reg(PWL);
 519         if (gpio_request(2, "lcd_pwr") == 0)
 520                 gpio_direction_output(2, 1);
 521
 522         i2c_register_board_info(1, mistral_i2c_board_info,
 523                         ARRAY_SIZE(mistral_i2c_board_info));
 524
 525         platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
 526 }
 527 #else
 528 static void __init osk_mistral_init(void) { }
 529 #endif
 530
 531 #define EMIFS_CS3_VAL   (0x88013141)
 532
 533 static void __init osk_init(void)
 534 {
 535         u32 l;
 536
 537         l = omap_readl(EMIFS_CCS(3));
 538         if (l != EMIFS_CS3_VAL)
 539                 omap_writel(EMIFS_CS3_VAL, EMIFS_CCS(3));
 540
 541         osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys();
 542         osk_flash_resource.end += SZ_32M - 1;
 543         platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices));
 544         omap_board_config = osk_config;
 545         omap_board_config_size = ARRAY_SIZE(osk_config);
 546
 547         l = omap_readl(USB_TRANSCEIVER_CTRL);
 548         l |= (3 << 1);
 549         omap_writel(l, USB_TRANSCEIVER_CTRL);
 550
 551         omap1_usb_init(&osk_usb_config);
 552
 553         /* irq for tps65010 chip */
 554         /* bootloader effectively does:  omap_cfg_reg(U19_1610_MPUIO1); */
 555         if (gpio_request(OMAP_MPUIO(1), "tps65010") == 0)
 556                 gpio_direction_input(OMAP_MPUIO(1));
 557
 558         omap_serial_init();
 559         omap_register_i2c_bus(1, 400, osk_i2c_board_info,
 560                               ARRAY_SIZE(osk_i2c_board_info));
 561         osk_mistral_init();
 562 }
 563
 564 static void __init osk_map_io(void)
 565 {
 566         omap1_map_common_io();
 567 }
 568
 569 MACHINE_START(OMAP_OSK, "TI-OSK")
 570         /* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */
 571         .phys_io        = 0xfff00000,
 572         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
 573         .boot_params    = 0x10000100,
 574         .map_io         = osk_map_io,
 575         .reserve        = omap_reserve,
 576         .init_irq       = osk_init_irq,
 577         .init_machine   = osk_init,
 578         .timer          = &omap_timer,
 579 MACHINE_END