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/platform_data/at24.h>
  22 #include <linux/platform_data/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/gpio-davinci.h>
  32 #include <linux/platform_data/mtd-davinci.h>
  33 #include <linux/platform_data/mtd-davinci-aemif.h>
  34 #include <linux/platform_data/spi-davinci.h>
  35 #include <linux/platform_data/uio_pruss.h>
  36 #include <linux/regulator/machine.h>
  37 #include <linux/regulator/tps6507x.h>
  38 #include <linux/spi/spi.h>
  39 #include <linux/spi/flash.h>
  40 #include <linux/wl12xx.h>
  41
  42 #include <mach/common.h>
  43 #include <mach/cp_intc.h>
  44 #include <mach/da8xx.h>
  45 #include <mach/mux.h>
  46 #include <mach/sram.h>
  47
  48 #include <asm/mach-types.h>
  49 #include <asm/mach/arch.h>
  50 #include <asm/system_info.h>
  51
  52 #include <media/tvp514x.h>
  53 #include <media/adv7343.h>
  54
  55 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
  56 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
  57 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
  58
  59 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
  60 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
  61
  62 #define DA850_WLAN_EN                   GPIO_TO_PIN(6, 9)
  63 #define DA850_WLAN_IRQ                  GPIO_TO_PIN(6, 10)
  64
  65 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
  66
  67 static struct mtd_partition da850evm_spiflash_part[] = {
  68         [0] = {
  69                 .name = "UBL",
  70                 .offset = 0,
  71                 .size = SZ_64K,
  72                 .mask_flags = MTD_WRITEABLE,
  73         },
  74         [1] = {
  75                 .name = "U-Boot",
  76                 .offset = MTDPART_OFS_APPEND,
  77                 .size = SZ_512K,
  78                 .mask_flags = MTD_WRITEABLE,
  79         },
  80         [2] = {
  81                 .name = "U-Boot-Env",
  82                 .offset = MTDPART_OFS_APPEND,
  83                 .size = SZ_64K,
  84                 .mask_flags = MTD_WRITEABLE,
  85         },
  86         [3] = {
  87                 .name = "Kernel",
  88                 .offset = MTDPART_OFS_APPEND,
  89                 .size = SZ_2M + SZ_512K,
  90                 .mask_flags = 0,
  91         },
  92         [4] = {
  93                 .name = "Filesystem",
  94                 .offset = MTDPART_OFS_APPEND,
  95                 .size = SZ_4M,
  96                 .mask_flags = 0,
  97         },
  98         [5] = {
  99                 .name = "MAC-Address",
 100                 .offset = SZ_8M - SZ_64K,
 101                 .size = SZ_64K,
 102                 .mask_flags = MTD_WRITEABLE,
 103         },
 104 };
 105
 106 static struct flash_platform_data da850evm_spiflash_data = {
 107         .name           = "m25p80",
 108         .parts          = da850evm_spiflash_part,
 109         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
 110         .type           = "m25p64",
 111 };
 112
 113 static struct davinci_spi_config da850evm_spiflash_cfg = {
 114         .io_type        = SPI_IO_TYPE_DMA,
 115         .c2tdelay       = 8,
 116         .t2cdelay       = 8,
 117 };
 118
 119 static struct spi_board_info da850evm_spi_info[] = {
 120         {
 121                 .modalias               = "m25p80",
 122                 .platform_data          = &da850evm_spiflash_data,
 123                 .controller_data        = &da850evm_spiflash_cfg,
 124                 .mode                   = SPI_MODE_0,
 125                 .max_speed_hz           = 30000000,
 126                 .bus_num                = 1,
 127                 .chip_select            = 0,
 128         },
 129 };
 130
 131 #ifdef CONFIG_MTD
 132 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
 133 {
 134         char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
 135         size_t retlen;
 136
 137         if (!strcmp(mtd->name, "MAC-Address")) {
 138                 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
 139                 if (retlen == ETH_ALEN)
 140                         pr_info("Read MAC addr from SPI Flash: %pM\n",
 141                                 mac_addr);
 142         }
 143 }
 144
 145 static struct mtd_notifier da850evm_spi_notifier = {
 146         .add    = da850_evm_m25p80_notify_add,
 147 };
 148
 149 static void da850_evm_setup_mac_addr(void)
 150 {
 151         register_mtd_user(&da850evm_spi_notifier);
 152 }
 153 #else
 154 static void da850_evm_setup_mac_addr(void) { }
 155 #endif
 156
 157 static struct mtd_partition da850_evm_norflash_partition[] = {
 158         {
 159                 .name           = "bootloaders + env",
 160                 .offset         = 0,
 161                 .size           = SZ_512K,
 162                 .mask_flags     = MTD_WRITEABLE,
 163         },
 164         {
 165                 .name           = "kernel",
 166                 .offset         = MTDPART_OFS_APPEND,
 167                 .size           = SZ_2M,
 168                 .mask_flags     = 0,
 169         },
 170         {
 171                 .name           = "filesystem",
 172                 .offset         = MTDPART_OFS_APPEND,
 173                 .size           = MTDPART_SIZ_FULL,
 174                 .mask_flags     = 0,
 175         },
 176 };
 177
 178 static struct physmap_flash_data da850_evm_norflash_data = {
 179         .width          = 2,
 180         .parts          = da850_evm_norflash_partition,
 181         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
 182 };
 183
 184 static struct resource da850_evm_norflash_resource[] = {
 185         {
 186                 .start  = DA8XX_AEMIF_CS2_BASE,
 187                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
 188                 .flags  = IORESOURCE_MEM,
 189         },
 190 };
 191
 192 static struct platform_device da850_evm_norflash_device = {
 193         .name           = "physmap-flash",
 194         .id             = 0,
 195         .dev            = {
 196                 .platform_data  = &da850_evm_norflash_data,
 197         },
 198         .num_resources  = 1,
 199         .resource       = da850_evm_norflash_resource,
 200 };
 201
 202 static struct davinci_pm_config da850_pm_pdata = {
 203         .sleepcount = 128,
 204 };
 205
 206 static struct platform_device da850_pm_device = {
 207         .name           = "pm-davinci",
 208         .dev = {
 209                 .platform_data  = &da850_pm_pdata,
 210         },
 211         .id             = -1,
 212 };
 213
 214 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 215  * (128K blocks). It may be used instead of the (default) SPI flash
 216  * to boot, using TI's tools to install the secondary boot loader
 217  * (UBL) and U-Boot.
 218  */
 219 static struct mtd_partition da850_evm_nandflash_partition[] = {
 220         {
 221                 .name           = "u-boot env",
 222                 .offset         = 0,
 223                 .size           = SZ_128K,
 224                 .mask_flags     = MTD_WRITEABLE,
 225          },
 226         {
 227                 .name           = "UBL",
 228                 .offset         = MTDPART_OFS_APPEND,
 229                 .size           = SZ_128K,
 230                 .mask_flags     = MTD_WRITEABLE,
 231         },
 232         {
 233                 .name           = "u-boot",
 234                 .offset         = MTDPART_OFS_APPEND,
 235                 .size           = 4 * SZ_128K,
 236                 .mask_flags     = MTD_WRITEABLE,
 237         },
 238         {
 239                 .name           = "kernel",
 240                 .offset         = 0x200000,
 241                 .size           = SZ_2M,
 242                 .mask_flags     = 0,
 243         },
 244         {
 245                 .name           = "filesystem",
 246                 .offset         = MTDPART_OFS_APPEND,
 247                 .size           = MTDPART_SIZ_FULL,
 248                 .mask_flags     = 0,
 249         },
 250 };
 251
 252 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
 253         .wsetup         = 24,
 254         .wstrobe        = 21,
 255         .whold          = 14,
 256         .rsetup         = 19,
 257         .rstrobe        = 50,
 258         .rhold          = 0,
 259         .ta             = 20,
 260 };
 261
 262 static struct davinci_nand_pdata da850_evm_nandflash_data = {
 263         .parts          = da850_evm_nandflash_partition,
 264         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
 265         .ecc_mode       = NAND_ECC_HW,
 266         .ecc_bits       = 4,
 267         .bbt_options    = NAND_BBT_USE_FLASH,
 268         .timing         = &da850_evm_nandflash_timing,
 269 };
 270
 271 static struct resource da850_evm_nandflash_resource[] = {
 272         {
 273                 .start  = DA8XX_AEMIF_CS3_BASE,
 274                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
 275                 .flags  = IORESOURCE_MEM,
 276         },
 277         {
 278                 .start  = DA8XX_AEMIF_CTL_BASE,
 279                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 280                 .flags  = IORESOURCE_MEM,
 281         },
 282 };
 283
 284 static struct platform_device da850_evm_nandflash_device = {
 285         .name           = "davinci_nand",
 286         .id             = 1,
 287         .dev            = {
 288                 .platform_data  = &da850_evm_nandflash_data,
 289         },
 290         .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
 291         .resource       = da850_evm_nandflash_resource,
 292 };
 293
 294 static struct platform_device *da850_evm_devices[] = {
 295         &da850_evm_nandflash_device,
 296         &da850_evm_norflash_device,
 297 };
 298
 299 #define DA8XX_AEMIF_CE2CFG_OFFSET       0x10
 300 #define DA8XX_AEMIF_ASIZE_16BIT         0x1
 301
 302 static void __init da850_evm_init_nor(void)
 303 {
 304         void __iomem *aemif_addr;
 305
 306         aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
 307
 308         /* Configure data bus width of CS2 to 16 bit */
 309         writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
 310                 DA8XX_AEMIF_ASIZE_16BIT,
 311                 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
 312
 313         iounmap(aemif_addr);
 314 }
 315
 316 static const short da850_evm_nand_pins[] = {
 317         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
 318         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
 319         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
 320         DA850_NEMA_WE, DA850_NEMA_OE,
 321         -1
 322 };
 323
 324 static const short da850_evm_nor_pins[] = {
 325         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
 326         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
 327         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
 328         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
 329         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
 330         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
 331         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
 332         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
 333         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
 334         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
 335         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
 336         DA850_EMA_A_22, DA850_EMA_A_23,
 337         -1
 338 };
 339
 340 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
 341
 342 static inline void da850_evm_setup_nor_nand(void)
 343 {
 344         int ret = 0;
 345
 346         if (!HAS_MMC) {
 347                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 348                 if (ret)
 349                         pr_warn("%s: NAND mux setup failed: %d\n",
 350                                 __func__, ret);
 351
 352                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 353                 if (ret)
 354                         pr_warn("%s: NOR mux setup failed: %d\n",
 355                                 __func__, ret);
 356
 357                 da850_evm_init_nor();
 358
 359                 platform_add_devices(da850_evm_devices,
 360                                         ARRAY_SIZE(da850_evm_devices));
 361
 362                 if (davinci_aemif_setup(&da850_evm_nandflash_device))
 363                         pr_warn("%s: Cannot configure AEMIF.\n", __func__);
 364         }
 365 }
 366
 367 #ifdef CONFIG_DA850_UI_RMII
 368 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 369 {
 370         struct davinci_soc_info *soc_info = &davinci_soc_info;
 371
 372         soc_info->emac_pdata->rmii_en = 1;
 373         gpio_set_value_cansleep(rmii_sel, 0);
 374 }
 375 #else
 376 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 377 #endif
 378
 379
 380 #define DA850_KEYS_DEBOUNCE_MS  10
 381 /*
 382  * At 200ms polling interval it is possible to miss an
 383  * event by tapping very lightly on the push button but most
 384  * pushes do result in an event; longer intervals require the
 385  * user to hold the button whereas shorter intervals require
 386  * more CPU time for polling.
 387  */
 388 #define DA850_GPIO_KEYS_POLL_MS 200
 389
 390 enum da850_evm_ui_exp_pins {
 391         DA850_EVM_UI_EXP_SEL_C = 5,
 392         DA850_EVM_UI_EXP_SEL_B,
 393         DA850_EVM_UI_EXP_SEL_A,
 394         DA850_EVM_UI_EXP_PB8,
 395         DA850_EVM_UI_EXP_PB7,
 396         DA850_EVM_UI_EXP_PB6,
 397         DA850_EVM_UI_EXP_PB5,
 398         DA850_EVM_UI_EXP_PB4,
 399         DA850_EVM_UI_EXP_PB3,
 400         DA850_EVM_UI_EXP_PB2,
 401         DA850_EVM_UI_EXP_PB1,
 402 };
 403
 404 static const char * const da850_evm_ui_exp[] = {
 405         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 406         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 407         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 408         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 409         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 410         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 411         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 412         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 413         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 414         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 415         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 416 };
 417
 418 #define DA850_N_UI_PB           8
 419
 420 static struct gpio_keys_button da850_evm_ui_keys[] = {
 421         [0 ... DA850_N_UI_PB - 1] = {
 422                 .type                   = EV_KEY,
 423                 .active_low             = 1,
 424                 .wakeup                 = 0,
 425                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 426                 .code                   = -1, /* assigned at runtime */
 427                 .gpio                   = -1, /* assigned at runtime */
 428                 .desc                   = NULL, /* assigned at runtime */
 429         },
 430 };
 431
 432 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 433         .buttons = da850_evm_ui_keys,
 434         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 435         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 436 };
 437
 438 static struct platform_device da850_evm_ui_keys_device = {
 439         .name = "gpio-keys-polled",
 440         .id = 0,
 441         .dev = {
 442                 .platform_data = &da850_evm_ui_keys_pdata
 443         },
 444 };
 445
 446 static void da850_evm_ui_keys_init(unsigned gpio)
 447 {
 448         int i;
 449         struct gpio_keys_button *button;
 450
 451         for (i = 0; i < DA850_N_UI_PB; i++) {
 452                 button = &da850_evm_ui_keys[i];
 453                 button->code = KEY_F8 - i;
 454                 button->desc = (char *)
 455                                 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
 456                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
 457         }
 458 }
 459
 460 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
 461 static inline void da850_evm_setup_video_port(int video_sel)
 462 {
 463         gpio_set_value_cansleep(video_sel, 0);
 464 }
 465 #else
 466 static inline void da850_evm_setup_video_port(int video_sel) { }
 467 #endif
 468
 469 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
 470                                                 unsigned ngpio, void *c)
 471 {
 472         int sel_a, sel_b, sel_c, ret;
 473
 474         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
 475         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
 476         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
 477
 478         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
 479         if (ret) {
 480                 pr_warn("Cannot open UI expander pin %d\n", sel_a);
 481                 goto exp_setup_sela_fail;
 482         }
 483
 484         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
 485         if (ret) {
 486                 pr_warn("Cannot open UI expander pin %d\n", sel_b);
 487                 goto exp_setup_selb_fail;
 488         }
 489
 490         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
 491         if (ret) {
 492                 pr_warn("Cannot open UI expander pin %d\n", sel_c);
 493                 goto exp_setup_selc_fail;
 494         }
 495
 496         /* deselect all functionalities */
 497         gpio_direction_output(sel_a, 1);
 498         gpio_direction_output(sel_b, 1);
 499         gpio_direction_output(sel_c, 1);
 500
 501         da850_evm_ui_keys_init(gpio);
 502         ret = platform_device_register(&da850_evm_ui_keys_device);
 503         if (ret) {
 504                 pr_warn("Could not register UI GPIO expander push-buttons");
 505                 goto exp_setup_keys_fail;
 506         }
 507
 508         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
 509
 510         da850_evm_setup_nor_nand();
 511
 512         da850_evm_setup_emac_rmii(sel_a);
 513
 514         da850_evm_setup_video_port(sel_c);
 515
 516         return 0;
 517
 518 exp_setup_keys_fail:
 519         gpio_free(sel_c);
 520 exp_setup_selc_fail:
 521         gpio_free(sel_b);
 522 exp_setup_selb_fail:
 523         gpio_free(sel_a);
 524 exp_setup_sela_fail:
 525         return ret;
 526 }
 527
 528 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
 529                                         unsigned gpio, unsigned ngpio, void *c)
 530 {
 531         platform_device_unregister(&da850_evm_ui_keys_device);
 532
 533         /* deselect all functionalities */
 534         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
 535         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
 536         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
 537
 538         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
 539         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
 540         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
 541
 542         return 0;
 543 }
 544
 545 /* assign the baseboard expander's GPIOs after the UI board's */
 546 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
 547 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
 548
 549 enum da850_evm_bb_exp_pins {
 550         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
 551         DA850_EVM_BB_EXP_SW_RST,
 552         DA850_EVM_BB_EXP_TP_23,
 553         DA850_EVM_BB_EXP_TP_22,
 554         DA850_EVM_BB_EXP_TP_21,
 555         DA850_EVM_BB_EXP_USER_PB1,
 556         DA850_EVM_BB_EXP_USER_LED2,
 557         DA850_EVM_BB_EXP_USER_LED1,
 558         DA850_EVM_BB_EXP_USER_SW1,
 559         DA850_EVM_BB_EXP_USER_SW2,
 560         DA850_EVM_BB_EXP_USER_SW3,
 561         DA850_EVM_BB_EXP_USER_SW4,
 562         DA850_EVM_BB_EXP_USER_SW5,
 563         DA850_EVM_BB_EXP_USER_SW6,
 564         DA850_EVM_BB_EXP_USER_SW7,
 565         DA850_EVM_BB_EXP_USER_SW8
 566 };
 567
 568 static const char * const da850_evm_bb_exp[] = {
 569         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
 570         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
 571         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
 572         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
 573         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
 574         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
 575         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
 576         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
 577         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
 578         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
 579         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
 580         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
 581         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
 582         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
 583         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
 584         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
 585 };
 586
 587 #define DA850_N_BB_USER_SW      8
 588
 589 static struct gpio_keys_button da850_evm_bb_keys[] = {
 590         [0] = {
 591                 .type                   = EV_KEY,
 592                 .active_low             = 1,
 593                 .wakeup                 = 0,
 594                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 595                 .code                   = KEY_PROG1,
 596                 .desc                   = NULL, /* assigned at runtime */
 597                 .gpio                   = -1, /* assigned at runtime */
 598         },
 599         [1 ... DA850_N_BB_USER_SW] = {
 600                 .type                   = EV_SW,
 601                 .active_low             = 1,
 602                 .wakeup                 = 0,
 603                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 604                 .code                   = -1, /* assigned at runtime */
 605                 .desc                   = NULL, /* assigned at runtime */
 606                 .gpio                   = -1, /* assigned at runtime */
 607         },
 608 };
 609
 610 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
 611         .buttons = da850_evm_bb_keys,
 612         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
 613         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 614 };
 615
 616 static struct platform_device da850_evm_bb_keys_device = {
 617         .name = "gpio-keys-polled",
 618         .id = 1,
 619         .dev = {
 620                 .platform_data = &da850_evm_bb_keys_pdata
 621         },
 622 };
 623
 624 static void da850_evm_bb_keys_init(unsigned gpio)
 625 {
 626         int i;
 627         struct gpio_keys_button *button;
 628
 629         button = &da850_evm_bb_keys[0];
 630         button->desc = (char *)
 631                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
 632         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
 633
 634         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
 635                 button = &da850_evm_bb_keys[i + 1];
 636                 button->code = SW_LID + i;
 637                 button->desc = (char *)
 638                                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 639                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 640         }
 641 }
 642
 643 #define DA850_N_BB_USER_LED     2
 644
 645 static struct gpio_led da850_evm_bb_leds[] = {
 646         [0 ... DA850_N_BB_USER_LED - 1] = {
 647                 .active_low = 1,
 648                 .gpio = -1, /* assigned at runtime */
 649                 .name = NULL, /* assigned at runtime */
 650         },
 651 };
 652
 653 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 654         .leds = da850_evm_bb_leds,
 655         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 656 };
 657
 658 static struct platform_device da850_evm_bb_leds_device = {
 659         .name           = "leds-gpio",
 660         .id             = -1,
 661         .dev = {
 662                 .platform_data = &da850_evm_bb_leds_pdata
 663         }
 664 };
 665
 666 static void da850_evm_bb_leds_init(unsigned gpio)
 667 {
 668         int i;
 669         struct gpio_led *led;
 670
 671         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
 672                 led = &da850_evm_bb_leds[i];
 673
 674                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
 675                 led->name =
 676                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
 677         }
 678 }
 679
 680 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 681                                                 unsigned gpio, unsigned ngpio,
 682                                                 void *c)
 683 {
 684         int ret;
 685
 686         /*
 687          * Register the switches and pushbutton on the baseboard as a gpio-keys
 688          * device.
 689          */
 690         da850_evm_bb_keys_init(gpio);
 691         ret = platform_device_register(&da850_evm_bb_keys_device);
 692         if (ret) {
 693                 pr_warn("Could not register baseboard GPIO expander keys");
 694                 goto io_exp_setup_sw_fail;
 695         }
 696
 697         da850_evm_bb_leds_init(gpio);
 698         ret = platform_device_register(&da850_evm_bb_leds_device);
 699         if (ret) {
 700                 pr_warn("Could not register baseboard GPIO expander LEDs");
 701                 goto io_exp_setup_leds_fail;
 702         }
 703
 704         return 0;
 705
 706 io_exp_setup_leds_fail:
 707         platform_device_unregister(&da850_evm_bb_keys_device);
 708 io_exp_setup_sw_fail:
 709         return ret;
 710 }
 711
 712 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
 713                                         unsigned gpio, unsigned ngpio, void *c)
 714 {
 715         platform_device_unregister(&da850_evm_bb_leds_device);
 716         platform_device_unregister(&da850_evm_bb_keys_device);
 717
 718         return 0;
 719 }
 720
 721 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 722         .gpio_base      = DAVINCI_N_GPIO,
 723         .setup          = da850_evm_ui_expander_setup,
 724         .teardown       = da850_evm_ui_expander_teardown,
 725         .names          = da850_evm_ui_exp,
 726 };
 727
 728 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 729         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 730         .setup          = da850_evm_bb_expander_setup,
 731         .teardown       = da850_evm_bb_expander_teardown,
 732         .names          = da850_evm_bb_exp,
 733 };
 734
 735 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 736         {
 737                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 738         },
 739         {
 740                 I2C_BOARD_INFO("tca6416", 0x20),
 741                 .platform_data = &da850_evm_ui_expander_info,
 742         },
 743         {
 744                 I2C_BOARD_INFO("tca6416", 0x21),
 745                 .platform_data = &da850_evm_bb_expander_info,
 746         },
 747 };
 748
 749 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 750         .bus_freq       = 100,  /* kHz */
 751         .bus_delay      = 0,    /* usec */
 752 };
 753
 754 /* davinci da850 evm audio machine driver */
 755 static u8 da850_iis_serializer_direction[] = {
 756         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 757         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 758         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 759         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 760 };
 761
 762 static struct snd_platform_data da850_evm_snd_data = {
 763         .tx_dma_offset          = 0x2000,
 764         .rx_dma_offset          = 0x2000,
 765         .op_mode                = DAVINCI_MCASP_IIS_MODE,
 766         .num_serializer         = ARRAY_SIZE(da850_iis_serializer_direction),
 767         .tdm_slots              = 2,
 768         .serial_dir             = da850_iis_serializer_direction,
 769         .asp_chan_q             = EVENTQ_0,
 770         .ram_chan_q             = EVENTQ_1,
 771         .version                = MCASP_VERSION_2,
 772         .txnumevt               = 1,
 773         .rxnumevt               = 1,
 774         .sram_size_playback     = SZ_8K,
 775         .sram_size_capture      = SZ_8K,
 776 };
 777
 778 static const short da850_evm_mcasp_pins[] __initconst = {
 779         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
 780         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
 781         DA850_AXR_11, DA850_AXR_12,
 782         -1
 783 };
 784
 785 static int da850_evm_mmc_get_ro(int index)
 786 {
 787         return gpio_get_value(DA850_MMCSD_WP_PIN);
 788 }
 789
 790 static int da850_evm_mmc_get_cd(int index)
 791 {
 792         return !gpio_get_value(DA850_MMCSD_CD_PIN);
 793 }
 794
 795 static struct davinci_mmc_config da850_mmc_config = {
 796         .get_ro         = da850_evm_mmc_get_ro,
 797         .get_cd         = da850_evm_mmc_get_cd,
 798         .wires          = 4,
 799         .max_freq       = 50000000,
 800         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 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         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
 990         .product = 65070,       /* /sys/class/input/input?/id/product */
 991         .version = 0x100,       /* /sys/class/input/input?/id/version */
 992 };
 993
 994 static struct tps6507x_board tps_board = {
 995         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
 996         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
 997 };
 998
 999 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1000         {
1001                 I2C_BOARD_INFO("tps6507x", 0x48),
1002                 .platform_data = &tps_board,
1003         },
1004 };
1005
1006 static int __init pmic_tps65070_init(void)
1007 {
1008         return i2c_register_board_info(1, da850_evm_tps65070_info,
1009                                         ARRAY_SIZE(da850_evm_tps65070_info));
1010 }
1011
1012 static const short da850_evm_lcdc_pins[] = {
1013         DA850_GPIO2_8, DA850_GPIO2_15,
1014         -1
1015 };
1016
1017 static const short da850_evm_mii_pins[] = {
1018         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1019         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1020         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1021         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1022         DA850_MDIO_D,
1023         -1
1024 };
1025
1026 static const short da850_evm_rmii_pins[] = {
1027         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1028         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1029         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1030         DA850_MDIO_D,
1031         -1
1032 };
1033
1034 static int __init da850_evm_config_emac(void)
1035 {
1036         void __iomem *cfg_chip3_base;
1037         int ret;
1038         u32 val;
1039         struct davinci_soc_info *soc_info = &davinci_soc_info;
1040         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1041
1042         if (!machine_is_davinci_da850_evm())
1043                 return 0;
1044
1045         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1046
1047         val = __raw_readl(cfg_chip3_base);
1048
1049         if (rmii_en) {
1050                 val |= BIT(8);
1051                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1052                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1053                                                         " functional\n");
1054         } else {
1055                 val &= ~BIT(8);
1056                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1057                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1058                                                         " functional\n");
1059         }
1060
1061         if (ret)
1062                 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1063                         __func__, ret);
1064
1065         /* configure the CFGCHIP3 register for RMII or MII */
1066         __raw_writel(val, cfg_chip3_base);
1067
1068         ret = davinci_cfg_reg(DA850_GPIO2_6);
1069         if (ret)
1070                 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1071
1072         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1073         if (ret) {
1074                 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1075                 return ret;
1076         }
1077
1078         /* Enable/Disable MII MDIO clock */
1079         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1080
1081         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1082
1083         ret = da8xx_register_emac();
1084         if (ret)
1085                 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1086
1087         return 0;
1088 }
1089 device_initcall(da850_evm_config_emac);
1090
1091 /*
1092  * The following EDMA channels/slots are not being used by drivers (for
1093  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1094  * they are being reserved for codecs on the DSP side.
1095  */
1096 static const s16 da850_dma0_rsv_chans[][2] = {
1097         /* (offset, number) */
1098         { 8,  6},
1099         {24,  4},
1100         {30,  2},
1101         {-1, -1}
1102 };
1103
1104 static const s16 da850_dma0_rsv_slots[][2] = {
1105         /* (offset, number) */
1106         { 8,  6},
1107         {24,  4},
1108         {30, 50},
1109         {-1, -1}
1110 };
1111
1112 static const s16 da850_dma1_rsv_chans[][2] = {
1113         /* (offset, number) */
1114         { 0, 28},
1115         {30,  2},
1116         {-1, -1}
1117 };
1118
1119 static const s16 da850_dma1_rsv_slots[][2] = {
1120         /* (offset, number) */
1121         { 0, 28},
1122         {30, 90},
1123         {-1, -1}
1124 };
1125
1126 static struct edma_rsv_info da850_edma_cc0_rsv = {
1127         .rsv_chans      = da850_dma0_rsv_chans,
1128         .rsv_slots      = da850_dma0_rsv_slots,
1129 };
1130
1131 static struct edma_rsv_info da850_edma_cc1_rsv = {
1132         .rsv_chans      = da850_dma1_rsv_chans,
1133         .rsv_slots      = da850_dma1_rsv_slots,
1134 };
1135
1136 static struct edma_rsv_info *da850_edma_rsv[2] = {
1137         &da850_edma_cc0_rsv,
1138         &da850_edma_cc1_rsv,
1139 };
1140
1141 #ifdef CONFIG_CPU_FREQ
1142 static __init int da850_evm_init_cpufreq(void)
1143 {
1144         switch (system_rev & 0xF) {
1145         case 3:
1146                 da850_max_speed = 456000;
1147                 break;
1148         case 2:
1149                 da850_max_speed = 408000;
1150                 break;
1151         case 1:
1152                 da850_max_speed = 372000;
1153                 break;
1154         }
1155
1156         return da850_register_cpufreq("pll0_sysclk3");
1157 }
1158 #else
1159 static __init int da850_evm_init_cpufreq(void) { return 0; }
1160 #endif
1161
1162 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1163
1164 #define TVP5147_CH0             "tvp514x-0"
1165 #define TVP5147_CH1             "tvp514x-1"
1166
1167 /* VPIF capture configuration */
1168 static struct tvp514x_platform_data tvp5146_pdata = {
1169                 .clk_polarity = 0,
1170                 .hs_polarity  = 1,
1171                 .vs_polarity  = 1,
1172 };
1173
1174 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1175
1176 static const struct vpif_input da850_ch0_inputs[] = {
1177         {
1178                 .input = {
1179                         .index = 0,
1180                         .name  = "Composite",
1181                         .type  = V4L2_INPUT_TYPE_CAMERA,
1182                         .capabilities = V4L2_IN_CAP_STD,
1183                         .std   = TVP514X_STD_ALL,
1184                 },
1185                 .input_route = INPUT_CVBS_VI2B,
1186                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1187                 .subdev_name = TVP5147_CH0,
1188         },
1189 };
1190
1191 static const struct vpif_input da850_ch1_inputs[] = {
1192         {
1193                 .input = {
1194                         .index = 0,
1195                         .name  = "S-Video",
1196                         .type  = V4L2_INPUT_TYPE_CAMERA,
1197                         .capabilities = V4L2_IN_CAP_STD,
1198                         .std   = TVP514X_STD_ALL,
1199                 },
1200                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1201                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1202                 .subdev_name = TVP5147_CH1,
1203         },
1204 };
1205
1206 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1207         {
1208                 .name = TVP5147_CH0,
1209                 .board_info = {
1210                         I2C_BOARD_INFO("tvp5146", 0x5d),
1211                         .platform_data = &tvp5146_pdata,
1212                 },
1213         },
1214         {
1215                 .name = TVP5147_CH1,
1216                 .board_info = {
1217                         I2C_BOARD_INFO("tvp5146", 0x5c),
1218                         .platform_data = &tvp5146_pdata,
1219                 },
1220         },
1221 };
1222
1223 static struct vpif_capture_config da850_vpif_capture_config = {
1224         .subdev_info = da850_vpif_capture_sdev_info,
1225         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1226         .chan_config[0] = {
1227                 .inputs = da850_ch0_inputs,
1228                 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1229                 .vpif_if = {
1230                         .if_type = VPIF_IF_BT656,
1231                         .hd_pol  = 1,
1232                         .vd_pol  = 1,
1233                         .fid_pol = 0,
1234                 },
1235         },
1236         .chan_config[1] = {
1237                 .inputs = da850_ch1_inputs,
1238                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1239                 .vpif_if = {
1240                         .if_type = VPIF_IF_BT656,
1241                         .hd_pol  = 1,
1242                         .vd_pol  = 1,
1243                         .fid_pol = 0,
1244                 },
1245         },
1246         .card_name = "DA850/OMAP-L138 Video Capture",
1247 };
1248
1249 /* VPIF display configuration */
1250
1251 static struct adv7343_platform_data adv7343_pdata = {
1252         .mode_config = {
1253                 .dac = { 1, 1, 1 },
1254         },
1255         .sd_config = {
1256                 .sd_dac_out = { 1 },
1257         },
1258 };
1259
1260 static struct vpif_subdev_info da850_vpif_subdev[] = {
1261         {
1262                 .name = "adv7343",
1263                 .board_info = {
1264                         I2C_BOARD_INFO("adv7343", 0x2a),
1265                         .platform_data = &adv7343_pdata,
1266                 },
1267         },
1268 };
1269
1270 static const struct vpif_output da850_ch0_outputs[] = {
1271         {
1272                 .output = {
1273                         .index = 0,
1274                         .name = "Composite",
1275                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1276                         .capabilities = V4L2_OUT_CAP_STD,
1277                         .std = V4L2_STD_ALL,
1278                 },
1279                 .subdev_name = "adv7343",
1280                 .output_route = ADV7343_COMPOSITE_ID,
1281         },
1282         {
1283                 .output = {
1284                         .index = 1,
1285                         .name = "S-Video",
1286                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1287                         .capabilities = V4L2_OUT_CAP_STD,
1288                         .std = V4L2_STD_ALL,
1289                 },
1290                 .subdev_name = "adv7343",
1291                 .output_route = ADV7343_SVIDEO_ID,
1292         },
1293 };
1294
1295 static struct vpif_display_config da850_vpif_display_config = {
1296         .subdevinfo   = da850_vpif_subdev,
1297         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1298         .chan_config[0] = {
1299                 .outputs = da850_ch0_outputs,
1300                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1301         },
1302         .card_name    = "DA850/OMAP-L138 Video Display",
1303 };
1304
1305 static __init void da850_vpif_init(void)
1306 {
1307         int ret;
1308
1309         ret = da850_register_vpif();
1310         if (ret)
1311                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1312
1313         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1314         if (ret)
1315                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1316                         ret);
1317
1318         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1319         if (ret)
1320                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1321
1322         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1323         if (ret)
1324                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1325                         ret);
1326
1327         ret = da850_register_vpif_display(&da850_vpif_display_config);
1328         if (ret)
1329                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1330 }
1331
1332 #else
1333 static __init void da850_vpif_init(void) {}
1334 #endif
1335
1336 #ifdef CONFIG_DA850_WL12XX
1337
1338 static void wl12xx_set_power(int index, bool power_on)
1339 {
1340         static bool power_state;
1341
1342         pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1343
1344         if (power_on == power_state)
1345                 return;
1346         power_state = power_on;
1347
1348         if (power_on) {
1349                 /* Power up sequence required for wl127x devices */
1350                 gpio_set_value(DA850_WLAN_EN, 1);
1351                 usleep_range(15000, 15000);
1352                 gpio_set_value(DA850_WLAN_EN, 0);
1353                 usleep_range(1000, 1000);
1354                 gpio_set_value(DA850_WLAN_EN, 1);
1355                 msleep(70);
1356         } else {
1357                 gpio_set_value(DA850_WLAN_EN, 0);
1358         }
1359 }
1360
1361 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1362         .set_power      = wl12xx_set_power,
1363         .wires          = 4,
1364         .max_freq       = 25000000,
1365         .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1366                           MMC_CAP_POWER_OFF_CARD,
1367 };
1368
1369 static const short da850_wl12xx_pins[] __initconst = {
1370         DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1371         DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1372         DA850_GPIO6_9, DA850_GPIO6_10,
1373         -1
1374 };
1375
1376 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1377         .irq                    = -1,
1378         .board_ref_clock        = WL12XX_REFCLOCK_38,
1379         .platform_quirks        = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1380 };
1381
1382 static __init int da850_wl12xx_init(void)
1383 {
1384         int ret;
1385
1386         ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1387         if (ret) {
1388                 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1389                 goto exit;
1390         }
1391
1392         ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1393         if (ret) {
1394                 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1395                 goto exit;
1396         }
1397
1398         ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1399         if (ret) {
1400                 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1401                 goto exit;
1402         }
1403
1404         ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1405         if (ret) {
1406                 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1407                 goto free_wlan_en;
1408         }
1409
1410         da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1411
1412         ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1413         if (ret) {
1414                 pr_err("Could not set wl12xx data: %d\n", ret);
1415                 goto free_wlan_irq;
1416         }
1417
1418         return 0;
1419
1420 free_wlan_irq:
1421         gpio_free(DA850_WLAN_IRQ);
1422
1423 free_wlan_en:
1424         gpio_free(DA850_WLAN_EN);
1425
1426 exit:
1427         return ret;
1428 }
1429
1430 #else /* CONFIG_DA850_WL12XX */
1431
1432 static __init int da850_wl12xx_init(void)
1433 {
1434         return 0;
1435 }
1436
1437 #endif /* CONFIG_DA850_WL12XX */
1438
1439 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1440
1441 static __init void da850_evm_init(void)
1442 {
1443         int ret;
1444
1445         ret = da850_register_gpio();
1446         if (ret)
1447                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1448
1449         ret = pmic_tps65070_init();
1450         if (ret)
1451                 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1452
1453         ret = da850_register_edma(da850_edma_rsv);
1454         if (ret)
1455                 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1456
1457         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1458         if (ret)
1459                 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1460
1461         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1462         if (ret)
1463                 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1464
1465
1466         ret = da8xx_register_watchdog();
1467         if (ret)
1468                 pr_warn("%s: watchdog registration failed: %d\n",
1469                         __func__, ret);
1470
1471         if (HAS_MMC) {
1472                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1473                 if (ret)
1474                         pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1475                                 __func__, ret);
1476
1477                 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1478                 if (ret)
1479                         pr_warn("%s: can not open GPIO %d\n",
1480                                 __func__, DA850_MMCSD_CD_PIN);
1481                 gpio_direction_input(DA850_MMCSD_CD_PIN);
1482
1483                 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1484                 if (ret)
1485                         pr_warn("%s: can not open GPIO %d\n",
1486                                 __func__, DA850_MMCSD_WP_PIN);
1487                 gpio_direction_input(DA850_MMCSD_WP_PIN);
1488
1489                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1490                 if (ret)
1491                         pr_warn("%s: MMCSD0 registration failed: %d\n",
1492                                 __func__, ret);
1493
1494                 ret = da850_wl12xx_init();
1495                 if (ret)
1496                         pr_warn("%s: WL12xx initialization failed: %d\n",
1497                                 __func__, ret);
1498         }
1499
1500         davinci_serial_init(da8xx_serial_device);
1501
1502         i2c_register_board_info(1, da850_evm_i2c_devices,
1503                         ARRAY_SIZE(da850_evm_i2c_devices));
1504
1505         /*
1506          * shut down uart 0 and 1; they are not used on the board and
1507          * accessing them causes endless "too much work in irq53" messages
1508          * with arago fs
1509          */
1510         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1511         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1512
1513         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1514         if (ret)
1515                 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1516
1517         da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1518         da8xx_register_mcasp(0, &da850_evm_snd_data);
1519
1520         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1521         if (ret)
1522                 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1523
1524         ret = da8xx_register_uio_pruss();
1525         if (ret)
1526                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1527                                 ret);
1528
1529         /* Handle board specific muxing for LCD here */
1530         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1531         if (ret)
1532                 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1533                         __func__, ret);
1534
1535         ret = da850_lcd_hw_init();
1536         if (ret)
1537                 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1538
1539         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1540         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1541         if (ret)
1542                 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1543
1544         ret = da8xx_register_rtc();
1545         if (ret)
1546                 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1547
1548         ret = da850_evm_init_cpufreq();
1549         if (ret)
1550                 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1551
1552         ret = da8xx_register_cpuidle();
1553         if (ret)
1554                 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1555
1556         ret = da850_register_pm(&da850_pm_device);
1557         if (ret)
1558                 pr_warn("%s: suspend registration failed: %d\n", __func__, ret);
1559
1560         da850_vpif_init();
1561
1562         ret = spi_register_board_info(da850evm_spi_info,
1563                                       ARRAY_SIZE(da850evm_spi_info));
1564         if (ret)
1565                 pr_warn("%s: spi info registration failed: %d\n", __func__,
1566                         ret);
1567
1568         ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1569         if (ret)
1570                 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1571
1572         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1573         if (ret)
1574                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1575
1576         da850_evm_setup_mac_addr();
1577
1578         ret = da8xx_register_rproc();
1579         if (ret)
1580                 pr_warn("%s: dsp/rproc registration failed: %d\n",
1581                         __func__, ret);
1582 }
1583
1584 #ifdef CONFIG_SERIAL_8250_CONSOLE
1585 static int __init da850_evm_console_init(void)
1586 {
1587         if (!machine_is_davinci_da850_evm())
1588                 return 0;
1589
1590         return add_preferred_console("ttyS", 2, "115200");
1591 }
1592 console_initcall(da850_evm_console_init);
1593 #endif
1594
1595 static void __init da850_evm_map_io(void)
1596 {
1597         da850_init();
1598 }
1599
1600 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1601         .atag_offset    = 0x100,
1602         .map_io         = da850_evm_map_io,
1603         .init_irq       = cp_intc_init,
1604         .init_time      = davinci_timer_init,
1605         .init_machine   = da850_evm_init,
1606         .init_late      = davinci_init_late,
1607         .dma_zone_size  = SZ_128M,
1608         .restart        = da8xx_restart,
1609         .reserve        = da8xx_rproc_reserve_cma,
1610 MACHINE_END