arch/arm/mach-davinci/board-da850-evm.c

   1 /*
   2  * TI DA850/OMAP-L138 EVM board
   3  *
   4  * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
   5  *
   6  * Derived from: arch/arm/mach-davinci/board-da830-evm.c
   7  * Original Copyrights follow:
   8  *
   9  * 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under
  10  * the terms of the GNU General Public License version 2. This program
  11  * is licensed "as is" without any warranty of any kind, whether express
  12  * or implied.
  13  */
  14 #include <linux/console.h>
  15 #include <linux/delay.h>
  16 #include <linux/gpio.h>
  17 #include <linux/gpio_keys.h>
  18 #include <linux/init.h>
  19 #include <linux/kernel.h>
  20 #include <linux/i2c.h>
  21 #include <linux/i2c/at24.h>
  22 #include <linux/i2c/pca953x.h>
  23 #include <linux/input.h>
  24 #include <linux/input/tps6507x-ts.h>
  25 #include <linux/mfd/tps6507x.h>
  26 #include <linux/mtd/mtd.h>
  27 #include <linux/mtd/nand.h>
  28 #include <linux/mtd/partitions.h>
  29 #include <linux/mtd/physmap.h>
  30 #include <linux/platform_device.h>
  31 #include <linux/platform_data/mtd-davinci.h>
  32 #include <linux/platform_data/mtd-davinci-aemif.h>
  33 #include <linux/platform_data/spi-davinci.h>
  34 #include <linux/regulator/machine.h>
  35 #include <linux/regulator/tps6507x.h>
  36 #include <linux/spi/spi.h>
  37 #include <linux/spi/flash.h>
  38 #include <linux/wl12xx.h>
  39
  40 #include <mach/cp_intc.h>
  41 #include <mach/da8xx.h>
  42 #include <mach/mux.h>
  43
  44 #include <asm/mach-types.h>
  45 #include <asm/mach/arch.h>
  46 #include <asm/system_info.h>
  47
  48 #include <media/tvp514x.h>
  49 #include <media/adv7343.h>
  50
  51 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
  52 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
  53 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
  54
  55 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
  56 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
  57
  58 #define DA850_WLAN_EN                   GPIO_TO_PIN(6, 9)
  59 #define DA850_WLAN_IRQ                  GPIO_TO_PIN(6, 10)
  60
  61 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
  62
  63 static struct mtd_partition da850evm_spiflash_part[] = {
  64         [0] = {
  65                 .name = "UBL",
  66                 .offset = 0,
  67                 .size = SZ_64K,
  68                 .mask_flags = MTD_WRITEABLE,
  69         },
  70         [1] = {
  71                 .name = "U-Boot",
  72                 .offset = MTDPART_OFS_APPEND,
  73                 .size = SZ_512K,
  74                 .mask_flags = MTD_WRITEABLE,
  75         },
  76         [2] = {
  77                 .name = "U-Boot-Env",
  78                 .offset = MTDPART_OFS_APPEND,
  79                 .size = SZ_64K,
  80                 .mask_flags = MTD_WRITEABLE,
  81         },
  82         [3] = {
  83                 .name = "Kernel",
  84                 .offset = MTDPART_OFS_APPEND,
  85                 .size = SZ_2M + SZ_512K,
  86                 .mask_flags = 0,
  87         },
  88         [4] = {
  89                 .name = "Filesystem",
  90                 .offset = MTDPART_OFS_APPEND,
  91                 .size = SZ_4M,
  92                 .mask_flags = 0,
  93         },
  94         [5] = {
  95                 .name = "MAC-Address",
  96                 .offset = SZ_8M - SZ_64K,
  97                 .size = SZ_64K,
  98                 .mask_flags = MTD_WRITEABLE,
  99         },
 100 };
 101
 102 static struct flash_platform_data da850evm_spiflash_data = {
 103         .name           = "m25p80",
 104         .parts          = da850evm_spiflash_part,
 105         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
 106         .type           = "m25p64",
 107 };
 108
 109 static struct davinci_spi_config da850evm_spiflash_cfg = {
 110         .io_type        = SPI_IO_TYPE_DMA,
 111         .c2tdelay       = 8,
 112         .t2cdelay       = 8,
 113 };
 114
 115 static struct spi_board_info da850evm_spi_info[] = {
 116         {
 117                 .modalias               = "m25p80",
 118                 .platform_data          = &da850evm_spiflash_data,
 119                 .controller_data        = &da850evm_spiflash_cfg,
 120                 .mode                   = SPI_MODE_0,
 121                 .max_speed_hz           = 30000000,
 122                 .bus_num                = 1,
 123                 .chip_select            = 0,
 124         },
 125 };
 126
 127 #ifdef CONFIG_MTD
 128 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
 129 {
 130         char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
 131         size_t retlen;
 132
 133         if (!strcmp(mtd->name, "MAC-Address")) {
 134                 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
 135                 if (retlen == ETH_ALEN)
 136                         pr_info("Read MAC addr from SPI Flash: %pM\n",
 137                                 mac_addr);
 138         }
 139 }
 140
 141 static struct mtd_notifier da850evm_spi_notifier = {
 142         .add    = da850_evm_m25p80_notify_add,
 143 };
 144
 145 static void da850_evm_setup_mac_addr(void)
 146 {
 147         register_mtd_user(&da850evm_spi_notifier);
 148 }
 149 #else
 150 static void da850_evm_setup_mac_addr(void) { }
 151 #endif
 152
 153 static struct mtd_partition da850_evm_norflash_partition[] = {
 154         {
 155                 .name           = "bootloaders + env",
 156                 .offset         = 0,
 157                 .size           = SZ_512K,
 158                 .mask_flags     = MTD_WRITEABLE,
 159         },
 160         {
 161                 .name           = "kernel",
 162                 .offset         = MTDPART_OFS_APPEND,
 163                 .size           = SZ_2M,
 164                 .mask_flags     = 0,
 165         },
 166         {
 167                 .name           = "filesystem",
 168                 .offset         = MTDPART_OFS_APPEND,
 169                 .size           = MTDPART_SIZ_FULL,
 170                 .mask_flags     = 0,
 171         },
 172 };
 173
 174 static struct physmap_flash_data da850_evm_norflash_data = {
 175         .width          = 2,
 176         .parts          = da850_evm_norflash_partition,
 177         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
 178 };
 179
 180 static struct resource da850_evm_norflash_resource[] = {
 181         {
 182                 .start  = DA8XX_AEMIF_CS2_BASE,
 183                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
 184                 .flags  = IORESOURCE_MEM,
 185         },
 186 };
 187
 188 static struct platform_device da850_evm_norflash_device = {
 189         .name           = "physmap-flash",
 190         .id             = 0,
 191         .dev            = {
 192                 .platform_data  = &da850_evm_norflash_data,
 193         },
 194         .num_resources  = 1,
 195         .resource       = da850_evm_norflash_resource,
 196 };
 197
 198 static struct davinci_pm_config da850_pm_pdata = {
 199         .sleepcount = 128,
 200 };
 201
 202 static struct platform_device da850_pm_device = {
 203         .name           = "pm-davinci",
 204         .dev = {
 205                 .platform_data  = &da850_pm_pdata,
 206         },
 207         .id             = -1,
 208 };
 209
 210 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 211  * (128K blocks). It may be used instead of the (default) SPI flash
 212  * to boot, using TI's tools to install the secondary boot loader
 213  * (UBL) and U-Boot.
 214  */
 215 static struct mtd_partition da850_evm_nandflash_partition[] = {
 216         {
 217                 .name           = "u-boot env",
 218                 .offset         = 0,
 219                 .size           = SZ_128K,
 220                 .mask_flags     = MTD_WRITEABLE,
 221          },
 222         {
 223                 .name           = "UBL",
 224                 .offset         = MTDPART_OFS_APPEND,
 225                 .size           = SZ_128K,
 226                 .mask_flags     = MTD_WRITEABLE,
 227         },
 228         {
 229                 .name           = "u-boot",
 230                 .offset         = MTDPART_OFS_APPEND,
 231                 .size           = 4 * SZ_128K,
 232                 .mask_flags     = MTD_WRITEABLE,
 233         },
 234         {
 235                 .name           = "kernel",
 236                 .offset         = 0x200000,
 237                 .size           = SZ_2M,
 238                 .mask_flags     = 0,
 239         },
 240         {
 241                 .name           = "filesystem",
 242                 .offset         = MTDPART_OFS_APPEND,
 243                 .size           = MTDPART_SIZ_FULL,
 244                 .mask_flags     = 0,
 245         },
 246 };
 247
 248 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
 249         .wsetup         = 24,
 250         .wstrobe        = 21,
 251         .whold          = 14,
 252         .rsetup         = 19,
 253         .rstrobe        = 50,
 254         .rhold          = 0,
 255         .ta             = 20,
 256 };
 257
 258 static struct davinci_nand_pdata da850_evm_nandflash_data = {
 259         .parts          = da850_evm_nandflash_partition,
 260         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
 261         .ecc_mode       = NAND_ECC_HW,
 262         .ecc_bits       = 4,
 263         .bbt_options    = NAND_BBT_USE_FLASH,
 264         .timing         = &da850_evm_nandflash_timing,
 265 };
 266
 267 static struct resource da850_evm_nandflash_resource[] = {
 268         {
 269                 .start  = DA8XX_AEMIF_CS3_BASE,
 270                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
 271                 .flags  = IORESOURCE_MEM,
 272         },
 273         {
 274                 .start  = DA8XX_AEMIF_CTL_BASE,
 275                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 276                 .flags  = IORESOURCE_MEM,
 277         },
 278 };
 279
 280 static struct platform_device da850_evm_nandflash_device = {
 281         .name           = "davinci_nand",
 282         .id             = 1,
 283         .dev            = {
 284                 .platform_data  = &da850_evm_nandflash_data,
 285         },
 286         .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
 287         .resource       = da850_evm_nandflash_resource,
 288 };
 289
 290 static struct platform_device *da850_evm_devices[] = {
 291         &da850_evm_nandflash_device,
 292         &da850_evm_norflash_device,
 293 };
 294
 295 #define DA8XX_AEMIF_CE2CFG_OFFSET       0x10
 296 #define DA8XX_AEMIF_ASIZE_16BIT         0x1
 297
 298 static void __init da850_evm_init_nor(void)
 299 {
 300         void __iomem *aemif_addr;
 301
 302         aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
 303
 304         /* Configure data bus width of CS2 to 16 bit */
 305         writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
 306                 DA8XX_AEMIF_ASIZE_16BIT,
 307                 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
 308
 309         iounmap(aemif_addr);
 310 }
 311
 312 static const short da850_evm_nand_pins[] = {
 313         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
 314         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
 315         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
 316         DA850_NEMA_WE, DA850_NEMA_OE,
 317         -1
 318 };
 319
 320 static const short da850_evm_nor_pins[] = {
 321         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
 322         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
 323         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
 324         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
 325         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
 326         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
 327         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
 328         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
 329         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
 330         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
 331         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
 332         DA850_EMA_A_22, DA850_EMA_A_23,
 333         -1
 334 };
 335
 336 #if defined(CONFIG_MMC_DAVINCI) || \
 337     defined(CONFIG_MMC_DAVINCI_MODULE)
 338 #define HAS_MMC 1
 339 #else
 340 #define HAS_MMC 0
 341 #endif
 342
 343 static inline void da850_evm_setup_nor_nand(void)
 344 {
 345         int ret = 0;
 346
 347         if (!HAS_MMC) {
 348                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 349                 if (ret)
 350                         pr_warning("da850_evm_init: nand mux setup failed: "
 351                                         "%d\n", ret);
 352
 353                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 354                 if (ret)
 355                         pr_warning("da850_evm_init: nor mux setup failed: %d\n",
 356                                 ret);
 357
 358                 da850_evm_init_nor();
 359
 360                 platform_add_devices(da850_evm_devices,
 361                                         ARRAY_SIZE(da850_evm_devices));
 362         }
 363 }
 364
 365 #ifdef CONFIG_DA850_UI_RMII
 366 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 367 {
 368         struct davinci_soc_info *soc_info = &davinci_soc_info;
 369
 370         soc_info->emac_pdata->rmii_en = 1;
 371         gpio_set_value_cansleep(rmii_sel, 0);
 372 }
 373 #else
 374 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 375 #endif
 376
 377
 378 #define DA850_KEYS_DEBOUNCE_MS  10
 379 /*
 380  * At 200ms polling interval it is possible to miss an
 381  * event by tapping very lightly on the push button but most
 382  * pushes do result in an event; longer intervals require the
 383  * user to hold the button whereas shorter intervals require
 384  * more CPU time for polling.
 385  */
 386 #define DA850_GPIO_KEYS_POLL_MS 200
 387
 388 enum da850_evm_ui_exp_pins {
 389         DA850_EVM_UI_EXP_SEL_C = 5,
 390         DA850_EVM_UI_EXP_SEL_B,
 391         DA850_EVM_UI_EXP_SEL_A,
 392         DA850_EVM_UI_EXP_PB8,
 393         DA850_EVM_UI_EXP_PB7,
 394         DA850_EVM_UI_EXP_PB6,
 395         DA850_EVM_UI_EXP_PB5,
 396         DA850_EVM_UI_EXP_PB4,
 397         DA850_EVM_UI_EXP_PB3,
 398         DA850_EVM_UI_EXP_PB2,
 399         DA850_EVM_UI_EXP_PB1,
 400 };
 401
 402 static const char const *da850_evm_ui_exp[] = {
 403         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 404         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 405         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 406         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 407         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 408         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 409         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 410         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 411         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 412         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 413         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 414 };
 415
 416 #define DA850_N_UI_PB           8
 417
 418 static struct gpio_keys_button da850_evm_ui_keys[] = {
 419         [0 ... DA850_N_UI_PB - 1] = {
 420                 .type                   = EV_KEY,
 421                 .active_low             = 1,
 422                 .wakeup                 = 0,
 423                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 424                 .code                   = -1, /* assigned at runtime */
 425                 .gpio                   = -1, /* assigned at runtime */
 426                 .desc                   = NULL, /* assigned at runtime */
 427         },
 428 };
 429
 430 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 431         .buttons = da850_evm_ui_keys,
 432         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 433         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 434 };
 435
 436 static struct platform_device da850_evm_ui_keys_device = {
 437         .name = "gpio-keys-polled",
 438         .id = 0,
 439         .dev = {
 440                 .platform_data = &da850_evm_ui_keys_pdata
 441         },
 442 };
 443
 444 static void da850_evm_ui_keys_init(unsigned gpio)
 445 {
 446         int i;
 447         struct gpio_keys_button *button;
 448
 449         for (i = 0; i < DA850_N_UI_PB; i++) {
 450                 button = &da850_evm_ui_keys[i];
 451                 button->code = KEY_F8 - i;
 452                 button->desc = (char *)
 453                                 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
 454                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
 455         }
 456 }
 457
 458 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
 459 static inline void da850_evm_setup_video_port(int video_sel)
 460 {
 461         gpio_set_value_cansleep(video_sel, 0);
 462 }
 463 #else
 464 static inline void da850_evm_setup_video_port(int video_sel) { }
 465 #endif
 466
 467 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
 468                                                 unsigned ngpio, void *c)
 469 {
 470         int sel_a, sel_b, sel_c, ret;
 471
 472         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
 473         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
 474         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
 475
 476         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
 477         if (ret) {
 478                 pr_warning("Cannot open UI expander pin %d\n", sel_a);
 479                 goto exp_setup_sela_fail;
 480         }
 481
 482         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
 483         if (ret) {
 484                 pr_warning("Cannot open UI expander pin %d\n", sel_b);
 485                 goto exp_setup_selb_fail;
 486         }
 487
 488         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
 489         if (ret) {
 490                 pr_warning("Cannot open UI expander pin %d\n", sel_c);
 491                 goto exp_setup_selc_fail;
 492         }
 493
 494         /* deselect all functionalities */
 495         gpio_direction_output(sel_a, 1);
 496         gpio_direction_output(sel_b, 1);
 497         gpio_direction_output(sel_c, 1);
 498
 499         da850_evm_ui_keys_init(gpio);
 500         ret = platform_device_register(&da850_evm_ui_keys_device);
 501         if (ret) {
 502                 pr_warning("Could not register UI GPIO expander push-buttons");
 503                 goto exp_setup_keys_fail;
 504         }
 505
 506         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
 507
 508         da850_evm_setup_nor_nand();
 509
 510         da850_evm_setup_emac_rmii(sel_a);
 511
 512         da850_evm_setup_video_port(sel_c);
 513
 514         return 0;
 515
 516 exp_setup_keys_fail:
 517         gpio_free(sel_c);
 518 exp_setup_selc_fail:
 519         gpio_free(sel_b);
 520 exp_setup_selb_fail:
 521         gpio_free(sel_a);
 522 exp_setup_sela_fail:
 523         return ret;
 524 }
 525
 526 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
 527                                         unsigned gpio, unsigned ngpio, void *c)
 528 {
 529         platform_device_unregister(&da850_evm_ui_keys_device);
 530
 531         /* deselect all functionalities */
 532         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
 533         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
 534         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
 535
 536         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
 537         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
 538         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
 539
 540         return 0;
 541 }
 542
 543 /* assign the baseboard expander's GPIOs after the UI board's */
 544 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
 545 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
 546
 547 enum da850_evm_bb_exp_pins {
 548         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
 549         DA850_EVM_BB_EXP_SW_RST,
 550         DA850_EVM_BB_EXP_TP_23,
 551         DA850_EVM_BB_EXP_TP_22,
 552         DA850_EVM_BB_EXP_TP_21,
 553         DA850_EVM_BB_EXP_USER_PB1,
 554         DA850_EVM_BB_EXP_USER_LED2,
 555         DA850_EVM_BB_EXP_USER_LED1,
 556         DA850_EVM_BB_EXP_USER_SW1,
 557         DA850_EVM_BB_EXP_USER_SW2,
 558         DA850_EVM_BB_EXP_USER_SW3,
 559         DA850_EVM_BB_EXP_USER_SW4,
 560         DA850_EVM_BB_EXP_USER_SW5,
 561         DA850_EVM_BB_EXP_USER_SW6,
 562         DA850_EVM_BB_EXP_USER_SW7,
 563         DA850_EVM_BB_EXP_USER_SW8
 564 };
 565
 566 static const char const *da850_evm_bb_exp[] = {
 567         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
 568         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
 569         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
 570         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
 571         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
 572         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
 573         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
 574         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
 575         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
 576         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
 577         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
 578         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
 579         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
 580         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
 581         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
 582         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
 583 };
 584
 585 #define DA850_N_BB_USER_SW      8
 586
 587 static struct gpio_keys_button da850_evm_bb_keys[] = {
 588         [0] = {
 589                 .type                   = EV_KEY,
 590                 .active_low             = 1,
 591                 .wakeup                 = 0,
 592                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 593                 .code                   = KEY_PROG1,
 594                 .desc                   = NULL, /* assigned at runtime */
 595                 .gpio                   = -1, /* assigned at runtime */
 596         },
 597         [1 ... DA850_N_BB_USER_SW] = {
 598                 .type                   = EV_SW,
 599                 .active_low             = 1,
 600                 .wakeup                 = 0,
 601                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 602                 .code                   = -1, /* assigned at runtime */
 603                 .desc                   = NULL, /* assigned at runtime */
 604                 .gpio                   = -1, /* assigned at runtime */
 605         },
 606 };
 607
 608 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
 609         .buttons = da850_evm_bb_keys,
 610         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
 611         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 612 };
 613
 614 static struct platform_device da850_evm_bb_keys_device = {
 615         .name = "gpio-keys-polled",
 616         .id = 1,
 617         .dev = {
 618                 .platform_data = &da850_evm_bb_keys_pdata
 619         },
 620 };
 621
 622 static void da850_evm_bb_keys_init(unsigned gpio)
 623 {
 624         int i;
 625         struct gpio_keys_button *button;
 626
 627         button = &da850_evm_bb_keys[0];
 628         button->desc = (char *)
 629                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
 630         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
 631
 632         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
 633                 button = &da850_evm_bb_keys[i + 1];
 634                 button->code = SW_LID + i;
 635                 button->desc = (char *)
 636                                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 637                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 638         }
 639 }
 640
 641 #define DA850_N_BB_USER_LED     2
 642
 643 static struct gpio_led da850_evm_bb_leds[] = {
 644         [0 ... DA850_N_BB_USER_LED - 1] = {
 645                 .active_low = 1,
 646                 .gpio = -1, /* assigned at runtime */
 647                 .name = NULL, /* assigned at runtime */
 648         },
 649 };
 650
 651 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 652         .leds = da850_evm_bb_leds,
 653         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 654 };
 655
 656 static struct platform_device da850_evm_bb_leds_device = {
 657         .name           = "leds-gpio",
 658         .id             = -1,
 659         .dev = {
 660                 .platform_data = &da850_evm_bb_leds_pdata
 661         }
 662 };
 663
 664 static void da850_evm_bb_leds_init(unsigned gpio)
 665 {
 666         int i;
 667         struct gpio_led *led;
 668
 669         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
 670                 led = &da850_evm_bb_leds[i];
 671
 672                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
 673                 led->name =
 674                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
 675         }
 676 }
 677
 678 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 679                                                 unsigned gpio, unsigned ngpio,
 680                                                 void *c)
 681 {
 682         int ret;
 683
 684         /*
 685          * Register the switches and pushbutton on the baseboard as a gpio-keys
 686          * device.
 687          */
 688         da850_evm_bb_keys_init(gpio);
 689         ret = platform_device_register(&da850_evm_bb_keys_device);
 690         if (ret) {
 691                 pr_warning("Could not register baseboard GPIO expander keys");
 692                 goto io_exp_setup_sw_fail;
 693         }
 694
 695         da850_evm_bb_leds_init(gpio);
 696         ret = platform_device_register(&da850_evm_bb_leds_device);
 697         if (ret) {
 698                 pr_warning("Could not register baseboard GPIO expander LEDS");
 699                 goto io_exp_setup_leds_fail;
 700         }
 701
 702         return 0;
 703
 704 io_exp_setup_leds_fail:
 705         platform_device_unregister(&da850_evm_bb_keys_device);
 706 io_exp_setup_sw_fail:
 707         return ret;
 708 }
 709
 710 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
 711                                         unsigned gpio, unsigned ngpio, void *c)
 712 {
 713         platform_device_unregister(&da850_evm_bb_leds_device);
 714         platform_device_unregister(&da850_evm_bb_keys_device);
 715
 716         return 0;
 717 }
 718
 719 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 720         .gpio_base      = DAVINCI_N_GPIO,
 721         .setup          = da850_evm_ui_expander_setup,
 722         .teardown       = da850_evm_ui_expander_teardown,
 723         .names          = da850_evm_ui_exp,
 724 };
 725
 726 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 727         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 728         .setup          = da850_evm_bb_expander_setup,
 729         .teardown       = da850_evm_bb_expander_teardown,
 730         .names          = da850_evm_bb_exp,
 731 };
 732
 733 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 734         {
 735                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 736         },
 737         {
 738                 I2C_BOARD_INFO("tca6416", 0x20),
 739                 .platform_data = &da850_evm_ui_expander_info,
 740         },
 741         {
 742                 I2C_BOARD_INFO("tca6416", 0x21),
 743                 .platform_data = &da850_evm_bb_expander_info,
 744         },
 745 };
 746
 747 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 748         .bus_freq       = 100,  /* kHz */
 749         .bus_delay      = 0,    /* usec */
 750 };
 751
 752 static struct davinci_uart_config da850_evm_uart_config __initdata = {
 753         .enabled_uarts = 0x7,
 754 };
 755
 756 /* davinci da850 evm audio machine driver */
 757 static u8 da850_iis_serializer_direction[] = {
 758         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 759         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 760         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 761         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 762 };
 763
 764 static struct snd_platform_data da850_evm_snd_data = {
 765         .tx_dma_offset  = 0x2000,
 766         .rx_dma_offset  = 0x2000,
 767         .op_mode        = DAVINCI_MCASP_IIS_MODE,
 768         .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
 769         .tdm_slots      = 2,
 770         .serial_dir     = da850_iis_serializer_direction,
 771         .asp_chan_q     = EVENTQ_0,
 772         .version        = MCASP_VERSION_2,
 773         .txnumevt       = 1,
 774         .rxnumevt       = 1,
 775 };
 776
 777 static const short da850_evm_mcasp_pins[] __initconst = {
 778         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
 779         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
 780         DA850_AXR_11, DA850_AXR_12,
 781         -1
 782 };
 783
 784 static int da850_evm_mmc_get_ro(int index)
 785 {
 786         return gpio_get_value(DA850_MMCSD_WP_PIN);
 787 }
 788
 789 static int da850_evm_mmc_get_cd(int index)
 790 {
 791         return !gpio_get_value(DA850_MMCSD_CD_PIN);
 792 }
 793
 794 static struct davinci_mmc_config da850_mmc_config = {
 795         .get_ro         = da850_evm_mmc_get_ro,
 796         .get_cd         = da850_evm_mmc_get_cd,
 797         .wires          = 4,
 798         .max_freq       = 50000000,
 799         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 800         .version        = MMC_CTLR_VERSION_2,
 801 };
 802
 803 static const short da850_evm_mmcsd0_pins[] __initconst = {
 804         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
 805         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
 806         DA850_GPIO4_0, DA850_GPIO4_1,
 807         -1
 808 };
 809
 810 static void da850_panel_power_ctrl(int val)
 811 {
 812         /* lcd backlight */
 813         gpio_set_value(DA850_LCD_BL_PIN, val);
 814
 815         /* lcd power */
 816         gpio_set_value(DA850_LCD_PWR_PIN, val);
 817 }
 818
 819 static int da850_lcd_hw_init(void)
 820 {
 821         int status;
 822
 823         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
 824         if (status < 0)
 825                 return status;
 826
 827         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
 828         if (status < 0) {
 829                 gpio_free(DA850_LCD_BL_PIN);
 830                 return status;
 831         }
 832
 833         gpio_direction_output(DA850_LCD_BL_PIN, 0);
 834         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
 835
 836         /* Switch off panel power and backlight */
 837         da850_panel_power_ctrl(0);
 838
 839         /* Switch on panel power and backlight */
 840         da850_panel_power_ctrl(1);
 841
 842         return 0;
 843 }
 844
 845 /* TPS65070 voltage regulator support */
 846
 847 /* 3.3V */
 848 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
 849         {
 850                 .supply = "usb0_vdda33",
 851         },
 852         {
 853                 .supply = "usb1_vdda33",
 854         },
 855 };
 856
 857 /* 3.3V or 1.8V */
 858 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
 859         {
 860                 .supply = "dvdd3318_a",
 861         },
 862         {
 863                 .supply = "dvdd3318_b",
 864         },
 865         {
 866                 .supply = "dvdd3318_c",
 867         },
 868 };
 869
 870 /* 1.2V */
 871 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
 872         {
 873                 .supply = "cvdd",
 874         },
 875 };
 876
 877 /* 1.8V LDO */
 878 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
 879         {
 880                 .supply = "sata_vddr",
 881         },
 882         {
 883                 .supply = "usb0_vdda18",
 884         },
 885         {
 886                 .supply = "usb1_vdda18",
 887         },
 888         {
 889                 .supply = "ddr_dvdd18",
 890         },
 891 };
 892
 893 /* 1.2V LDO */
 894 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
 895         {
 896                 .supply = "sata_vdd",
 897         },
 898         {
 899                 .supply = "pll0_vdda",
 900         },
 901         {
 902                 .supply = "pll1_vdda",
 903         },
 904         {
 905                 .supply = "usbs_cvdd",
 906         },
 907         {
 908                 .supply = "vddarnwa1",
 909         },
 910 };
 911
 912 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
 913 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
 914         .defdcdc_default = true,
 915 };
 916
 917 static struct regulator_init_data tps65070_regulator_data[] = {
 918         /* dcdc1 */
 919         {
 920                 .constraints = {
 921                         .min_uV = 3150000,
 922                         .max_uV = 3450000,
 923                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 924                                 REGULATOR_CHANGE_STATUS),
 925                         .boot_on = 1,
 926                 },
 927                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
 928                 .consumer_supplies = tps65070_dcdc1_consumers,
 929         },
 930
 931         /* dcdc2 */
 932         {
 933                 .constraints = {
 934                         .min_uV = 1710000,
 935                         .max_uV = 3450000,
 936                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 937                                 REGULATOR_CHANGE_STATUS),
 938                         .boot_on = 1,
 939                 },
 940                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
 941                 .consumer_supplies = tps65070_dcdc2_consumers,
 942                 .driver_data = &tps6507x_platform_data,
 943         },
 944
 945         /* dcdc3 */
 946         {
 947                 .constraints = {
 948                         .min_uV = 950000,
 949                         .max_uV = 1350000,
 950                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 951                                 REGULATOR_CHANGE_STATUS),
 952                         .boot_on = 1,
 953                 },
 954                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
 955                 .consumer_supplies = tps65070_dcdc3_consumers,
 956                 .driver_data = &tps6507x_platform_data,
 957         },
 958
 959         /* ldo1 */
 960         {
 961                 .constraints = {
 962                         .min_uV = 1710000,
 963                         .max_uV = 1890000,
 964                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 965                                 REGULATOR_CHANGE_STATUS),
 966                         .boot_on = 1,
 967                 },
 968                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
 969                 .consumer_supplies = tps65070_ldo1_consumers,
 970         },
 971
 972         /* ldo2 */
 973         {
 974                 .constraints = {
 975                         .min_uV = 1140000,
 976                         .max_uV = 1320000,
 977                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 978                                 REGULATOR_CHANGE_STATUS),
 979                         .boot_on = 1,
 980                 },
 981                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
 982                 .consumer_supplies = tps65070_ldo2_consumers,
 983         },
 984 };
 985
 986 static struct touchscreen_init_data tps6507x_touchscreen_data = {
 987         .poll_period =  30,     /* ms between touch samples */
 988         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
 989         .vref = 0,              /* turn off vref when not using A/D */
 990         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
 991         .product = 65070,       /* /sys/class/input/input?/id/product */
 992         .version = 0x100,       /* /sys/class/input/input?/id/version */
 993 };
 994
 995 static struct tps6507x_board tps_board = {
 996         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
 997         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
 998 };
 999
1000 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1001         {
1002                 I2C_BOARD_INFO("tps6507x", 0x48),
1003                 .platform_data = &tps_board,
1004         },
1005 };
1006
1007 static int __init pmic_tps65070_init(void)
1008 {
1009         return i2c_register_board_info(1, da850_evm_tps65070_info,
1010                                         ARRAY_SIZE(da850_evm_tps65070_info));
1011 }
1012
1013 static const short da850_evm_lcdc_pins[] = {
1014         DA850_GPIO2_8, DA850_GPIO2_15,
1015         -1
1016 };
1017
1018 static const short da850_evm_mii_pins[] = {
1019         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1020         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1021         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1022         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1023         DA850_MDIO_D,
1024         -1
1025 };
1026
1027 static const short da850_evm_rmii_pins[] = {
1028         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1029         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1030         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1031         DA850_MDIO_D,
1032         -1
1033 };
1034
1035 static int __init da850_evm_config_emac(void)
1036 {
1037         void __iomem *cfg_chip3_base;
1038         int ret;
1039         u32 val;
1040         struct davinci_soc_info *soc_info = &davinci_soc_info;
1041         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1042
1043         if (!machine_is_davinci_da850_evm())
1044                 return 0;
1045
1046         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1047
1048         val = __raw_readl(cfg_chip3_base);
1049
1050         if (rmii_en) {
1051                 val |= BIT(8);
1052                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1053                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1054                                                         " functional\n");
1055         } else {
1056                 val &= ~BIT(8);
1057                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1058                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1059                                                         " functional\n");
1060         }
1061
1062         if (ret)
1063                 pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n",
1064                                 ret);
1065
1066         /* configure the CFGCHIP3 register for RMII or MII */
1067         __raw_writel(val, cfg_chip3_base);
1068
1069         ret = davinci_cfg_reg(DA850_GPIO2_6);
1070         if (ret)
1071                 pr_warning("da850_evm_init:GPIO(2,6) mux setup "
1072                                                         "failed\n");
1073
1074         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1075         if (ret) {
1076                 pr_warning("Cannot open GPIO %d\n",
1077                                         DA850_MII_MDIO_CLKEN_PIN);
1078                 return ret;
1079         }
1080
1081         /* Enable/Disable MII MDIO clock */
1082         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1083
1084         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1085
1086         ret = da8xx_register_emac();
1087         if (ret)
1088                 pr_warning("da850_evm_init: emac registration failed: %d\n",
1089                                 ret);
1090
1091         return 0;
1092 }
1093 device_initcall(da850_evm_config_emac);
1094
1095 /*
1096  * The following EDMA channels/slots are not being used by drivers (for
1097  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1098  * they are being reserved for codecs on the DSP side.
1099  */
1100 static const s16 da850_dma0_rsv_chans[][2] = {
1101         /* (offset, number) */
1102         { 8,  6},
1103         {24,  4},
1104         {30,  2},
1105         {-1, -1}
1106 };
1107
1108 static const s16 da850_dma0_rsv_slots[][2] = {
1109         /* (offset, number) */
1110         { 8,  6},
1111         {24,  4},
1112         {30, 50},
1113         {-1, -1}
1114 };
1115
1116 static const s16 da850_dma1_rsv_chans[][2] = {
1117         /* (offset, number) */
1118         { 0, 28},
1119         {30,  2},
1120         {-1, -1}
1121 };
1122
1123 static const s16 da850_dma1_rsv_slots[][2] = {
1124         /* (offset, number) */
1125         { 0, 28},
1126         {30, 90},
1127         {-1, -1}
1128 };
1129
1130 static struct edma_rsv_info da850_edma_cc0_rsv = {
1131         .rsv_chans      = da850_dma0_rsv_chans,
1132         .rsv_slots      = da850_dma0_rsv_slots,
1133 };
1134
1135 static struct edma_rsv_info da850_edma_cc1_rsv = {
1136         .rsv_chans      = da850_dma1_rsv_chans,
1137         .rsv_slots      = da850_dma1_rsv_slots,
1138 };
1139
1140 static struct edma_rsv_info *da850_edma_rsv[2] = {
1141         &da850_edma_cc0_rsv,
1142         &da850_edma_cc1_rsv,
1143 };
1144
1145 #ifdef CONFIG_CPU_FREQ
1146 static __init int da850_evm_init_cpufreq(void)
1147 {
1148         switch (system_rev & 0xF) {
1149         case 3:
1150                 da850_max_speed = 456000;
1151                 break;
1152         case 2:
1153                 da850_max_speed = 408000;
1154                 break;
1155         case 1:
1156                 da850_max_speed = 372000;
1157                 break;
1158         }
1159
1160         return da850_register_cpufreq("pll0_sysclk3");
1161 }
1162 #else
1163 static __init int da850_evm_init_cpufreq(void) { return 0; }
1164 #endif
1165
1166 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1167
1168 #define TVP5147_CH0             "tvp514x-0"
1169 #define TVP5147_CH1             "tvp514x-1"
1170
1171 /* VPIF capture configuration */
1172 static struct tvp514x_platform_data tvp5146_pdata = {
1173                 .clk_polarity = 0,
1174                 .hs_polarity  = 1,
1175                 .vs_polarity  = 1,
1176 };
1177
1178 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1179
1180 static const struct vpif_input da850_ch0_inputs[] = {
1181         {
1182                 .input = {
1183                         .index = 0,
1184                         .name  = "Composite",
1185                         .type  = V4L2_INPUT_TYPE_CAMERA,
1186                         .capabilities = V4L2_IN_CAP_STD,
1187                         .std   = TVP514X_STD_ALL,
1188                 },
1189                 .input_route = INPUT_CVBS_VI2B,
1190                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1191                 .subdev_name = TVP5147_CH0,
1192         },
1193 };
1194
1195 static const struct vpif_input da850_ch1_inputs[] = {
1196         {
1197                 .input = {
1198                         .index = 0,
1199                         .name  = "S-Video",
1200                         .type  = V4L2_INPUT_TYPE_CAMERA,
1201                         .capabilities = V4L2_IN_CAP_STD,
1202                         .std   = TVP514X_STD_ALL,
1203                 },
1204                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1205                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1206                 .subdev_name = TVP5147_CH1,
1207         },
1208 };
1209
1210 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1211         {
1212                 .name = TVP5147_CH0,
1213                 .board_info = {
1214                         I2C_BOARD_INFO("tvp5146", 0x5d),
1215                         .platform_data = &tvp5146_pdata,
1216                 },
1217         },
1218         {
1219                 .name = TVP5147_CH1,
1220                 .board_info = {
1221                         I2C_BOARD_INFO("tvp5146", 0x5c),
1222                         .platform_data = &tvp5146_pdata,
1223                 },
1224         },
1225 };
1226
1227 static struct vpif_capture_config da850_vpif_capture_config = {
1228         .subdev_info = da850_vpif_capture_sdev_info,
1229         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1230         .chan_config[0] = {
1231                 .inputs = da850_ch0_inputs,
1232                 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1233                 .vpif_if = {
1234                         .if_type = VPIF_IF_BT656,
1235                         .hd_pol  = 1,
1236                         .vd_pol  = 1,
1237                         .fid_pol = 0,
1238                 },
1239         },
1240         .chan_config[1] = {
1241                 .inputs = da850_ch1_inputs,
1242                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1243                 .vpif_if = {
1244                         .if_type = VPIF_IF_BT656,
1245                         .hd_pol  = 1,
1246                         .vd_pol  = 1,
1247                         .fid_pol = 0,
1248                 },
1249         },
1250         .card_name = "DA850/OMAP-L138 Video Capture",
1251 };
1252
1253 /* VPIF display configuration */
1254 static struct vpif_subdev_info da850_vpif_subdev[] = {
1255         {
1256                 .name = "adv7343",
1257                 .board_info = {
1258                         I2C_BOARD_INFO("adv7343", 0x2a),
1259                 },
1260         },
1261 };
1262
1263 static const struct vpif_output da850_ch0_outputs[] = {
1264         {
1265                 .output = {
1266                         .index = 0,
1267                         .name = "Composite",
1268                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1269                         .capabilities = V4L2_OUT_CAP_STD,
1270                         .std = V4L2_STD_ALL,
1271                 },
1272                 .subdev_name = "adv7343",
1273                 .output_route = ADV7343_COMPOSITE_ID,
1274         },
1275         {
1276                 .output = {
1277                         .index = 1,
1278                         .name = "S-Video",
1279                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1280                         .capabilities = V4L2_OUT_CAP_STD,
1281                         .std = V4L2_STD_ALL,
1282                 },
1283                 .subdev_name = "adv7343",
1284                 .output_route = ADV7343_SVIDEO_ID,
1285         },
1286 };
1287
1288 static struct vpif_display_config da850_vpif_display_config = {
1289         .subdevinfo   = da850_vpif_subdev,
1290         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1291         .chan_config[0] = {
1292                 .outputs = da850_ch0_outputs,
1293                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1294         },
1295         .card_name    = "DA850/OMAP-L138 Video Display",
1296 };
1297
1298 static __init void da850_vpif_init(void)
1299 {
1300         int ret;
1301
1302         ret = da850_register_vpif();
1303         if (ret)
1304                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1305
1306         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1307         if (ret)
1308                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1309                         ret);
1310
1311         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1312         if (ret)
1313                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1314
1315         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1316         if (ret)
1317                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1318                         ret);
1319
1320         ret = da850_register_vpif_display(&da850_vpif_display_config);
1321         if (ret)
1322                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1323 }
1324
1325 #else
1326 static __init void da850_vpif_init(void) {}
1327 #endif
1328
1329 #ifdef CONFIG_DA850_WL12XX
1330
1331 static void wl12xx_set_power(int index, bool power_on)
1332 {
1333         static bool power_state;
1334
1335         pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1336
1337         if (power_on == power_state)
1338                 return;
1339         power_state = power_on;
1340
1341         if (power_on) {
1342                 /* Power up sequence required for wl127x devices */
1343                 gpio_set_value(DA850_WLAN_EN, 1);
1344                 usleep_range(15000, 15000);
1345                 gpio_set_value(DA850_WLAN_EN, 0);
1346                 usleep_range(1000, 1000);
1347                 gpio_set_value(DA850_WLAN_EN, 1);
1348                 msleep(70);
1349         } else {
1350                 gpio_set_value(DA850_WLAN_EN, 0);
1351         }
1352 }
1353
1354 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1355         .set_power      = wl12xx_set_power,
1356         .wires          = 4,
1357         .max_freq       = 25000000,
1358         .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1359                           MMC_CAP_POWER_OFF_CARD,
1360         .version        = MMC_CTLR_VERSION_2,
1361 };
1362
1363 static const short da850_wl12xx_pins[] __initconst = {
1364         DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1365         DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1366         DA850_GPIO6_9, DA850_GPIO6_10,
1367         -1
1368 };
1369
1370 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1371         .irq                    = -1,
1372         .board_ref_clock        = WL12XX_REFCLOCK_38,
1373         .platform_quirks        = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1374 };
1375
1376 static __init int da850_wl12xx_init(void)
1377 {
1378         int ret;
1379
1380         ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1381         if (ret) {
1382                 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1383                 goto exit;
1384         }
1385
1386         ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1387         if (ret) {
1388                 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1389                 goto exit;
1390         }
1391
1392         ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1393         if (ret) {
1394                 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1395                 goto exit;
1396         }
1397
1398         ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1399         if (ret) {
1400                 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1401                 goto free_wlan_en;
1402         }
1403
1404         da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1405
1406         ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1407         if (ret) {
1408                 pr_err("Could not set wl12xx data: %d\n", ret);
1409                 goto free_wlan_irq;
1410         }
1411
1412         return 0;
1413
1414 free_wlan_irq:
1415         gpio_free(DA850_WLAN_IRQ);
1416
1417 free_wlan_en:
1418         gpio_free(DA850_WLAN_EN);
1419
1420 exit:
1421         return ret;
1422 }
1423
1424 #else /* CONFIG_DA850_WL12XX */
1425
1426 static __init int da850_wl12xx_init(void)
1427 {
1428         return 0;
1429 }
1430
1431 #endif /* CONFIG_DA850_WL12XX */
1432
1433 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1434
1435 static __init void da850_evm_init(void)
1436 {
1437         int ret;
1438
1439         ret = pmic_tps65070_init();
1440         if (ret)
1441                 pr_warning("da850_evm_init: TPS65070 PMIC init failed: %d\n",
1442                                 ret);
1443
1444         ret = da850_register_edma(da850_edma_rsv);
1445         if (ret)
1446                 pr_warning("da850_evm_init: edma registration failed: %d\n",
1447                                 ret);
1448
1449         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1450         if (ret)
1451                 pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n",
1452                                 ret);
1453
1454         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1455         if (ret)
1456                 pr_warning("da850_evm_init: i2c0 registration failed: %d\n",
1457                                 ret);
1458
1459
1460         ret = da8xx_register_watchdog();
1461         if (ret)
1462                 pr_warning("da830_evm_init: watchdog registration failed: %d\n",
1463                                 ret);
1464
1465         if (HAS_MMC) {
1466                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1467                 if (ret)
1468                         pr_warning("da850_evm_init: mmcsd0 mux setup failed:"
1469                                         " %d\n", ret);
1470
1471                 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1472                 if (ret)
1473                         pr_warning("da850_evm_init: can not open GPIO %d\n",
1474                                         DA850_MMCSD_CD_PIN);
1475                 gpio_direction_input(DA850_MMCSD_CD_PIN);
1476
1477                 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1478                 if (ret)
1479                         pr_warning("da850_evm_init: can not open GPIO %d\n",
1480                                         DA850_MMCSD_WP_PIN);
1481                 gpio_direction_input(DA850_MMCSD_WP_PIN);
1482
1483                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1484                 if (ret)
1485                         pr_warning("da850_evm_init: mmcsd0 registration failed:"
1486                                         " %d\n", ret);
1487
1488                 ret = da850_wl12xx_init();
1489                 if (ret)
1490                         pr_warning("da850_evm_init: wl12xx initialization"
1491                                    " failed: %d\n", ret);
1492         }
1493
1494         davinci_serial_init(&da850_evm_uart_config);
1495
1496         i2c_register_board_info(1, da850_evm_i2c_devices,
1497                         ARRAY_SIZE(da850_evm_i2c_devices));
1498
1499         /*
1500          * shut down uart 0 and 1; they are not used on the board and
1501          * accessing them causes endless "too much work in irq53" messages
1502          * with arago fs
1503          */
1504         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1505         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1506
1507         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1508         if (ret)
1509                 pr_warning("da850_evm_init: mcasp mux setup failed: %d\n",
1510                                 ret);
1511
1512         da8xx_register_mcasp(0, &da850_evm_snd_data);
1513
1514         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1515         if (ret)
1516                 pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n",
1517                                 ret);
1518
1519         /* Handle board specific muxing for LCD here */
1520         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1521         if (ret)
1522                 pr_warning("da850_evm_init: evm specific lcd mux setup "
1523                                 "failed: %d\n", ret);
1524
1525         ret = da850_lcd_hw_init();
1526         if (ret)
1527                 pr_warning("da850_evm_init: lcd initialization failed: %d\n",
1528                                 ret);
1529
1530         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1531         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1532         if (ret)
1533                 pr_warning("da850_evm_init: lcdc registration failed: %d\n",
1534                                 ret);
1535
1536         ret = da8xx_register_rtc();
1537         if (ret)
1538                 pr_warning("da850_evm_init: rtc setup failed: %d\n", ret);
1539
1540         ret = da850_evm_init_cpufreq();
1541         if (ret)
1542                 pr_warning("da850_evm_init: cpufreq registration failed: %d\n",
1543                                 ret);
1544
1545         ret = da8xx_register_cpuidle();
1546         if (ret)
1547                 pr_warning("da850_evm_init: cpuidle registration failed: %d\n",
1548                                 ret);
1549
1550         ret = da850_register_pm(&da850_pm_device);
1551         if (ret)
1552                 pr_warning("da850_evm_init: suspend registration failed: %d\n",
1553                                 ret);
1554
1555         da850_vpif_init();
1556
1557         ret = da8xx_register_spi(1, da850evm_spi_info,
1558                                  ARRAY_SIZE(da850evm_spi_info));
1559         if (ret)
1560                 pr_warning("da850_evm_init: spi 1 registration failed: %d\n",
1561                                 ret);
1562
1563         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1564         if (ret)
1565                 pr_warning("da850_evm_init: sata registration failed: %d\n",
1566                                 ret);
1567
1568         da850_evm_setup_mac_addr();
1569 }
1570
1571 #ifdef CONFIG_SERIAL_8250_CONSOLE
1572 static int __init da850_evm_console_init(void)
1573 {
1574         if (!machine_is_davinci_da850_evm())
1575                 return 0;
1576
1577         return add_preferred_console("ttyS", 2, "115200");
1578 }
1579 console_initcall(da850_evm_console_init);
1580 #endif
1581
1582 static void __init da850_evm_map_io(void)
1583 {
1584         da850_init();
1585 }
1586
1587 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1588         .atag_offset    = 0x100,
1589         .map_io         = da850_evm_map_io,
1590         .init_irq       = cp_intc_init,
1591         .timer          = &davinci_timer,
1592         .init_machine   = da850_evm_init,
1593         .init_late      = davinci_init_late,
1594         .dma_zone_size  = SZ_128M,
1595         .restart        = da8xx_restart,
1596 MACHINE_END