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/platform_data/uio_pruss.h>
  35 #include <linux/regulator/machine.h>
  36 #include <linux/regulator/tps6507x.h>
  37 #include <linux/spi/spi.h>
  38 #include <linux/spi/flash.h>
  39 #include <linux/wl12xx.h>
  40
  41 #include <mach/cp_intc.h>
  42 #include <mach/da8xx.h>
  43 #include <mach/mux.h>
  44
  45 #include <asm/mach-types.h>
  46 #include <asm/mach/arch.h>
  47 #include <asm/system_info.h>
  48
  49 #include <media/tvp514x.h>
  50 #include <media/adv7343.h>
  51
  52 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
  53 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
  54 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
  55
  56 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
  57 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
  58
  59 #define DA850_WLAN_EN                   GPIO_TO_PIN(6, 9)
  60 #define DA850_WLAN_IRQ                  GPIO_TO_PIN(6, 10)
  61
  62 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
  63
  64 static struct mtd_partition da850evm_spiflash_part[] = {
  65         [0] = {
  66                 .name = "UBL",
  67                 .offset = 0,
  68                 .size = SZ_64K,
  69                 .mask_flags = MTD_WRITEABLE,
  70         },
  71         [1] = {
  72                 .name = "U-Boot",
  73                 .offset = MTDPART_OFS_APPEND,
  74                 .size = SZ_512K,
  75                 .mask_flags = MTD_WRITEABLE,
  76         },
  77         [2] = {
  78                 .name = "U-Boot-Env",
  79                 .offset = MTDPART_OFS_APPEND,
  80                 .size = SZ_64K,
  81                 .mask_flags = MTD_WRITEABLE,
  82         },
  83         [3] = {
  84                 .name = "Kernel",
  85                 .offset = MTDPART_OFS_APPEND,
  86                 .size = SZ_2M + SZ_512K,
  87                 .mask_flags = 0,
  88         },
  89         [4] = {
  90                 .name = "Filesystem",
  91                 .offset = MTDPART_OFS_APPEND,
  92                 .size = SZ_4M,
  93                 .mask_flags = 0,
  94         },
  95         [5] = {
  96                 .name = "MAC-Address",
  97                 .offset = SZ_8M - SZ_64K,
  98                 .size = SZ_64K,
  99                 .mask_flags = MTD_WRITEABLE,
 100         },
 101 };
 102
 103 static struct flash_platform_data da850evm_spiflash_data = {
 104         .name           = "m25p80",
 105         .parts          = da850evm_spiflash_part,
 106         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
 107         .type           = "m25p64",
 108 };
 109
 110 static struct davinci_spi_config da850evm_spiflash_cfg = {
 111         .io_type        = SPI_IO_TYPE_DMA,
 112         .c2tdelay       = 8,
 113         .t2cdelay       = 8,
 114 };
 115
 116 static struct spi_board_info da850evm_spi_info[] = {
 117         {
 118                 .modalias               = "m25p80",
 119                 .platform_data          = &da850evm_spiflash_data,
 120                 .controller_data        = &da850evm_spiflash_cfg,
 121                 .mode                   = SPI_MODE_0,
 122                 .max_speed_hz           = 30000000,
 123                 .bus_num                = 1,
 124                 .chip_select            = 0,
 125         },
 126 };
 127
 128 #ifdef CONFIG_MTD
 129 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
 130 {
 131         char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
 132         size_t retlen;
 133
 134         if (!strcmp(mtd->name, "MAC-Address")) {
 135                 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
 136                 if (retlen == ETH_ALEN)
 137                         pr_info("Read MAC addr from SPI Flash: %pM\n",
 138                                 mac_addr);
 139         }
 140 }
 141
 142 static struct mtd_notifier da850evm_spi_notifier = {
 143         .add    = da850_evm_m25p80_notify_add,
 144 };
 145
 146 static void da850_evm_setup_mac_addr(void)
 147 {
 148         register_mtd_user(&da850evm_spi_notifier);
 149 }
 150 #else
 151 static void da850_evm_setup_mac_addr(void) { }
 152 #endif
 153
 154 static struct mtd_partition da850_evm_norflash_partition[] = {
 155         {
 156                 .name           = "bootloaders + env",
 157                 .offset         = 0,
 158                 .size           = SZ_512K,
 159                 .mask_flags     = MTD_WRITEABLE,
 160         },
 161         {
 162                 .name           = "kernel",
 163                 .offset         = MTDPART_OFS_APPEND,
 164                 .size           = SZ_2M,
 165                 .mask_flags     = 0,
 166         },
 167         {
 168                 .name           = "filesystem",
 169                 .offset         = MTDPART_OFS_APPEND,
 170                 .size           = MTDPART_SIZ_FULL,
 171                 .mask_flags     = 0,
 172         },
 173 };
 174
 175 static struct physmap_flash_data da850_evm_norflash_data = {
 176         .width          = 2,
 177         .parts          = da850_evm_norflash_partition,
 178         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
 179 };
 180
 181 static struct resource da850_evm_norflash_resource[] = {
 182         {
 183                 .start  = DA8XX_AEMIF_CS2_BASE,
 184                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
 185                 .flags  = IORESOURCE_MEM,
 186         },
 187 };
 188
 189 static struct platform_device da850_evm_norflash_device = {
 190         .name           = "physmap-flash",
 191         .id             = 0,
 192         .dev            = {
 193                 .platform_data  = &da850_evm_norflash_data,
 194         },
 195         .num_resources  = 1,
 196         .resource       = da850_evm_norflash_resource,
 197 };
 198
 199 static struct davinci_pm_config da850_pm_pdata = {
 200         .sleepcount = 128,
 201 };
 202
 203 static struct platform_device da850_pm_device = {
 204         .name           = "pm-davinci",
 205         .dev = {
 206                 .platform_data  = &da850_pm_pdata,
 207         },
 208         .id             = -1,
 209 };
 210
 211 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 212  * (128K blocks). It may be used instead of the (default) SPI flash
 213  * to boot, using TI's tools to install the secondary boot loader
 214  * (UBL) and U-Boot.
 215  */
 216 static struct mtd_partition da850_evm_nandflash_partition[] = {
 217         {
 218                 .name           = "u-boot env",
 219                 .offset         = 0,
 220                 .size           = SZ_128K,
 221                 .mask_flags     = MTD_WRITEABLE,
 222          },
 223         {
 224                 .name           = "UBL",
 225                 .offset         = MTDPART_OFS_APPEND,
 226                 .size           = SZ_128K,
 227                 .mask_flags     = MTD_WRITEABLE,
 228         },
 229         {
 230                 .name           = "u-boot",
 231                 .offset         = MTDPART_OFS_APPEND,
 232                 .size           = 4 * SZ_128K,
 233                 .mask_flags     = MTD_WRITEABLE,
 234         },
 235         {
 236                 .name           = "kernel",
 237                 .offset         = 0x200000,
 238                 .size           = SZ_2M,
 239                 .mask_flags     = 0,
 240         },
 241         {
 242                 .name           = "filesystem",
 243                 .offset         = MTDPART_OFS_APPEND,
 244                 .size           = MTDPART_SIZ_FULL,
 245                 .mask_flags     = 0,
 246         },
 247 };
 248
 249 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
 250         .wsetup         = 24,
 251         .wstrobe        = 21,
 252         .whold          = 14,
 253         .rsetup         = 19,
 254         .rstrobe        = 50,
 255         .rhold          = 0,
 256         .ta             = 20,
 257 };
 258
 259 static struct davinci_nand_pdata da850_evm_nandflash_data = {
 260         .parts          = da850_evm_nandflash_partition,
 261         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
 262         .ecc_mode       = NAND_ECC_HW,
 263         .ecc_bits       = 4,
 264         .bbt_options    = NAND_BBT_USE_FLASH,
 265         .timing         = &da850_evm_nandflash_timing,
 266 };
 267
 268 static struct resource da850_evm_nandflash_resource[] = {
 269         {
 270                 .start  = DA8XX_AEMIF_CS3_BASE,
 271                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
 272                 .flags  = IORESOURCE_MEM,
 273         },
 274         {
 275                 .start  = DA8XX_AEMIF_CTL_BASE,
 276                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 277                 .flags  = IORESOURCE_MEM,
 278         },
 279 };
 280
 281 static struct platform_device da850_evm_nandflash_device = {
 282         .name           = "davinci_nand",
 283         .id             = 1,
 284         .dev            = {
 285                 .platform_data  = &da850_evm_nandflash_data,
 286         },
 287         .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
 288         .resource       = da850_evm_nandflash_resource,
 289 };
 290
 291 static struct platform_device *da850_evm_devices[] = {
 292         &da850_evm_nandflash_device,
 293         &da850_evm_norflash_device,
 294 };
 295
 296 #define DA8XX_AEMIF_CE2CFG_OFFSET       0x10
 297 #define DA8XX_AEMIF_ASIZE_16BIT         0x1
 298
 299 static void __init da850_evm_init_nor(void)
 300 {
 301         void __iomem *aemif_addr;
 302
 303         aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
 304
 305         /* Configure data bus width of CS2 to 16 bit */
 306         writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
 307                 DA8XX_AEMIF_ASIZE_16BIT,
 308                 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
 309
 310         iounmap(aemif_addr);
 311 }
 312
 313 static const short da850_evm_nand_pins[] = {
 314         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
 315         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
 316         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
 317         DA850_NEMA_WE, DA850_NEMA_OE,
 318         -1
 319 };
 320
 321 static const short da850_evm_nor_pins[] = {
 322         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
 323         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
 324         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
 325         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
 326         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
 327         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
 328         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
 329         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
 330         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
 331         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
 332         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
 333         DA850_EMA_A_22, DA850_EMA_A_23,
 334         -1
 335 };
 336
 337 #if defined(CONFIG_MMC_DAVINCI) || \
 338     defined(CONFIG_MMC_DAVINCI_MODULE)
 339 #define HAS_MMC 1
 340 #else
 341 #define HAS_MMC 0
 342 #endif
 343
 344 static inline void da850_evm_setup_nor_nand(void)
 345 {
 346         int ret = 0;
 347
 348         if (!HAS_MMC) {
 349                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 350                 if (ret)
 351                         pr_warning("da850_evm_init: nand mux setup failed: "
 352                                         "%d\n", ret);
 353
 354                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 355                 if (ret)
 356                         pr_warning("da850_evm_init: nor mux setup failed: %d\n",
 357                                 ret);
 358
 359                 da850_evm_init_nor();
 360
 361                 platform_add_devices(da850_evm_devices,
 362                                         ARRAY_SIZE(da850_evm_devices));
 363         }
 364 }
 365
 366 #ifdef CONFIG_DA850_UI_RMII
 367 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 368 {
 369         struct davinci_soc_info *soc_info = &davinci_soc_info;
 370
 371         soc_info->emac_pdata->rmii_en = 1;
 372         gpio_set_value_cansleep(rmii_sel, 0);
 373 }
 374 #else
 375 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 376 #endif
 377
 378
 379 #define DA850_KEYS_DEBOUNCE_MS  10
 380 /*
 381  * At 200ms polling interval it is possible to miss an
 382  * event by tapping very lightly on the push button but most
 383  * pushes do result in an event; longer intervals require the
 384  * user to hold the button whereas shorter intervals require
 385  * more CPU time for polling.
 386  */
 387 #define DA850_GPIO_KEYS_POLL_MS 200
 388
 389 enum da850_evm_ui_exp_pins {
 390         DA850_EVM_UI_EXP_SEL_C = 5,
 391         DA850_EVM_UI_EXP_SEL_B,
 392         DA850_EVM_UI_EXP_SEL_A,
 393         DA850_EVM_UI_EXP_PB8,
 394         DA850_EVM_UI_EXP_PB7,
 395         DA850_EVM_UI_EXP_PB6,
 396         DA850_EVM_UI_EXP_PB5,
 397         DA850_EVM_UI_EXP_PB4,
 398         DA850_EVM_UI_EXP_PB3,
 399         DA850_EVM_UI_EXP_PB2,
 400         DA850_EVM_UI_EXP_PB1,
 401 };
 402
 403 static const char const *da850_evm_ui_exp[] = {
 404         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 405         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 406         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 407         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 408         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 409         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 410         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 411         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 412         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 413         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 414         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 415 };
 416
 417 #define DA850_N_UI_PB           8
 418
 419 static struct gpio_keys_button da850_evm_ui_keys[] = {
 420         [0 ... DA850_N_UI_PB - 1] = {
 421                 .type                   = EV_KEY,
 422                 .active_low             = 1,
 423                 .wakeup                 = 0,
 424                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 425                 .code                   = -1, /* assigned at runtime */
 426                 .gpio                   = -1, /* assigned at runtime */
 427                 .desc                   = NULL, /* assigned at runtime */
 428         },
 429 };
 430
 431 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 432         .buttons = da850_evm_ui_keys,
 433         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 434         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 435 };
 436
 437 static struct platform_device da850_evm_ui_keys_device = {
 438         .name = "gpio-keys-polled",
 439         .id = 0,
 440         .dev = {
 441                 .platform_data = &da850_evm_ui_keys_pdata
 442         },
 443 };
 444
 445 static void da850_evm_ui_keys_init(unsigned gpio)
 446 {
 447         int i;
 448         struct gpio_keys_button *button;
 449
 450         for (i = 0; i < DA850_N_UI_PB; i++) {
 451                 button = &da850_evm_ui_keys[i];
 452                 button->code = KEY_F8 - i;
 453                 button->desc = (char *)
 454                                 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
 455                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
 456         }
 457 }
 458
 459 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
 460 static inline void da850_evm_setup_video_port(int video_sel)
 461 {
 462         gpio_set_value_cansleep(video_sel, 0);
 463 }
 464 #else
 465 static inline void da850_evm_setup_video_port(int video_sel) { }
 466 #endif
 467
 468 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
 469                                                 unsigned ngpio, void *c)
 470 {
 471         int sel_a, sel_b, sel_c, ret;
 472
 473         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
 474         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
 475         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
 476
 477         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
 478         if (ret) {
 479                 pr_warning("Cannot open UI expander pin %d\n", sel_a);
 480                 goto exp_setup_sela_fail;
 481         }
 482
 483         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
 484         if (ret) {
 485                 pr_warning("Cannot open UI expander pin %d\n", sel_b);
 486                 goto exp_setup_selb_fail;
 487         }
 488
 489         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
 490         if (ret) {
 491                 pr_warning("Cannot open UI expander pin %d\n", sel_c);
 492                 goto exp_setup_selc_fail;
 493         }
 494
 495         /* deselect all functionalities */
 496         gpio_direction_output(sel_a, 1);
 497         gpio_direction_output(sel_b, 1);
 498         gpio_direction_output(sel_c, 1);
 499
 500         da850_evm_ui_keys_init(gpio);
 501         ret = platform_device_register(&da850_evm_ui_keys_device);
 502         if (ret) {
 503                 pr_warning("Could not register UI GPIO expander push-buttons");
 504                 goto exp_setup_keys_fail;
 505         }
 506
 507         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
 508
 509         da850_evm_setup_nor_nand();
 510
 511         da850_evm_setup_emac_rmii(sel_a);
 512
 513         da850_evm_setup_video_port(sel_c);
 514
 515         return 0;
 516
 517 exp_setup_keys_fail:
 518         gpio_free(sel_c);
 519 exp_setup_selc_fail:
 520         gpio_free(sel_b);
 521 exp_setup_selb_fail:
 522         gpio_free(sel_a);
 523 exp_setup_sela_fail:
 524         return ret;
 525 }
 526
 527 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
 528                                         unsigned gpio, unsigned ngpio, void *c)
 529 {
 530         platform_device_unregister(&da850_evm_ui_keys_device);
 531
 532         /* deselect all functionalities */
 533         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
 534         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
 535         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
 536
 537         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
 538         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
 539         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
 540
 541         return 0;
 542 }
 543
 544 /* assign the baseboard expander's GPIOs after the UI board's */
 545 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
 546 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
 547
 548 enum da850_evm_bb_exp_pins {
 549         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
 550         DA850_EVM_BB_EXP_SW_RST,
 551         DA850_EVM_BB_EXP_TP_23,
 552         DA850_EVM_BB_EXP_TP_22,
 553         DA850_EVM_BB_EXP_TP_21,
 554         DA850_EVM_BB_EXP_USER_PB1,
 555         DA850_EVM_BB_EXP_USER_LED2,
 556         DA850_EVM_BB_EXP_USER_LED1,
 557         DA850_EVM_BB_EXP_USER_SW1,
 558         DA850_EVM_BB_EXP_USER_SW2,
 559         DA850_EVM_BB_EXP_USER_SW3,
 560         DA850_EVM_BB_EXP_USER_SW4,
 561         DA850_EVM_BB_EXP_USER_SW5,
 562         DA850_EVM_BB_EXP_USER_SW6,
 563         DA850_EVM_BB_EXP_USER_SW7,
 564         DA850_EVM_BB_EXP_USER_SW8
 565 };
 566
 567 static const char const *da850_evm_bb_exp[] = {
 568         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
 569         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
 570         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
 571         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
 572         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
 573         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
 574         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
 575         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
 576         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
 577         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
 578         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
 579         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
 580         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
 581         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
 582         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
 583         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
 584 };
 585
 586 #define DA850_N_BB_USER_SW      8
 587
 588 static struct gpio_keys_button da850_evm_bb_keys[] = {
 589         [0] = {
 590                 .type                   = EV_KEY,
 591                 .active_low             = 1,
 592                 .wakeup                 = 0,
 593                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 594                 .code                   = KEY_PROG1,
 595                 .desc                   = NULL, /* assigned at runtime */
 596                 .gpio                   = -1, /* assigned at runtime */
 597         },
 598         [1 ... DA850_N_BB_USER_SW] = {
 599                 .type                   = EV_SW,
 600                 .active_low             = 1,
 601                 .wakeup                 = 0,
 602                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 603                 .code                   = -1, /* assigned at runtime */
 604                 .desc                   = NULL, /* assigned at runtime */
 605                 .gpio                   = -1, /* assigned at runtime */
 606         },
 607 };
 608
 609 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
 610         .buttons = da850_evm_bb_keys,
 611         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
 612         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 613 };
 614
 615 static struct platform_device da850_evm_bb_keys_device = {
 616         .name = "gpio-keys-polled",
 617         .id = 1,
 618         .dev = {
 619                 .platform_data = &da850_evm_bb_keys_pdata
 620         },
 621 };
 622
 623 static void da850_evm_bb_keys_init(unsigned gpio)
 624 {
 625         int i;
 626         struct gpio_keys_button *button;
 627
 628         button = &da850_evm_bb_keys[0];
 629         button->desc = (char *)
 630                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
 631         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
 632
 633         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
 634                 button = &da850_evm_bb_keys[i + 1];
 635                 button->code = SW_LID + i;
 636                 button->desc = (char *)
 637                                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 638                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 639         }
 640 }
 641
 642 #define DA850_N_BB_USER_LED     2
 643
 644 static struct gpio_led da850_evm_bb_leds[] = {
 645         [0 ... DA850_N_BB_USER_LED - 1] = {
 646                 .active_low = 1,
 647                 .gpio = -1, /* assigned at runtime */
 648                 .name = NULL, /* assigned at runtime */
 649         },
 650 };
 651
 652 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 653         .leds = da850_evm_bb_leds,
 654         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 655 };
 656
 657 static struct platform_device da850_evm_bb_leds_device = {
 658         .name           = "leds-gpio",
 659         .id             = -1,
 660         .dev = {
 661                 .platform_data = &da850_evm_bb_leds_pdata
 662         }
 663 };
 664
 665 static void da850_evm_bb_leds_init(unsigned gpio)
 666 {
 667         int i;
 668         struct gpio_led *led;
 669
 670         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
 671                 led = &da850_evm_bb_leds[i];
 672
 673                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
 674                 led->name =
 675                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
 676         }
 677 }
 678
 679 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 680                                                 unsigned gpio, unsigned ngpio,
 681                                                 void *c)
 682 {
 683         int ret;
 684
 685         /*
 686          * Register the switches and pushbutton on the baseboard as a gpio-keys
 687          * device.
 688          */
 689         da850_evm_bb_keys_init(gpio);
 690         ret = platform_device_register(&da850_evm_bb_keys_device);
 691         if (ret) {
 692                 pr_warning("Could not register baseboard GPIO expander keys");
 693                 goto io_exp_setup_sw_fail;
 694         }
 695
 696         da850_evm_bb_leds_init(gpio);
 697         ret = platform_device_register(&da850_evm_bb_leds_device);
 698         if (ret) {
 699                 pr_warning("Could not register baseboard GPIO expander LEDS");
 700                 goto io_exp_setup_leds_fail;
 701         }
 702
 703         return 0;
 704
 705 io_exp_setup_leds_fail:
 706         platform_device_unregister(&da850_evm_bb_keys_device);
 707 io_exp_setup_sw_fail:
 708         return ret;
 709 }
 710
 711 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
 712                                         unsigned gpio, unsigned ngpio, void *c)
 713 {
 714         platform_device_unregister(&da850_evm_bb_leds_device);
 715         platform_device_unregister(&da850_evm_bb_keys_device);
 716
 717         return 0;
 718 }
 719
 720 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 721         .gpio_base      = DAVINCI_N_GPIO,
 722         .setup          = da850_evm_ui_expander_setup,
 723         .teardown       = da850_evm_ui_expander_teardown,
 724         .names          = da850_evm_ui_exp,
 725 };
 726
 727 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 728         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 729         .setup          = da850_evm_bb_expander_setup,
 730         .teardown       = da850_evm_bb_expander_teardown,
 731         .names          = da850_evm_bb_exp,
 732 };
 733
 734 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 735         {
 736                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 737         },
 738         {
 739                 I2C_BOARD_INFO("tca6416", 0x20),
 740                 .platform_data = &da850_evm_ui_expander_info,
 741         },
 742         {
 743                 I2C_BOARD_INFO("tca6416", 0x21),
 744                 .platform_data = &da850_evm_bb_expander_info,
 745         },
 746 };
 747
 748 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 749         .bus_freq       = 100,  /* kHz */
 750         .bus_delay      = 0,    /* usec */
 751 };
 752
 753 static struct davinci_uart_config da850_evm_uart_config __initdata = {
 754         .enabled_uarts = 0x7,
 755 };
 756
 757 /* davinci da850 evm audio machine driver */
 758 static u8 da850_iis_serializer_direction[] = {
 759         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 760         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 761         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 762         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 763 };
 764
 765 static struct snd_platform_data da850_evm_snd_data = {
 766         .tx_dma_offset  = 0x2000,
 767         .rx_dma_offset  = 0x2000,
 768         .op_mode        = DAVINCI_MCASP_IIS_MODE,
 769         .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
 770         .tdm_slots      = 2,
 771         .serial_dir     = da850_iis_serializer_direction,
 772         .asp_chan_q     = EVENTQ_0,
 773         .version        = MCASP_VERSION_2,
 774         .txnumevt       = 1,
 775         .rxnumevt       = 1,
 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         .version        = MMC_CTLR_VERSION_2,
 802 };
 803
 804 static const short da850_evm_mmcsd0_pins[] __initconst = {
 805         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
 806         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
 807         DA850_GPIO4_0, DA850_GPIO4_1,
 808         -1
 809 };
 810
 811 static void da850_panel_power_ctrl(int val)
 812 {
 813         /* lcd backlight */
 814         gpio_set_value(DA850_LCD_BL_PIN, val);
 815
 816         /* lcd power */
 817         gpio_set_value(DA850_LCD_PWR_PIN, val);
 818 }
 819
 820 static int da850_lcd_hw_init(void)
 821 {
 822         int status;
 823
 824         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
 825         if (status < 0)
 826                 return status;
 827
 828         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
 829         if (status < 0) {
 830                 gpio_free(DA850_LCD_BL_PIN);
 831                 return status;
 832         }
 833
 834         gpio_direction_output(DA850_LCD_BL_PIN, 0);
 835         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
 836
 837         /* Switch off panel power and backlight */
 838         da850_panel_power_ctrl(0);
 839
 840         /* Switch on panel power and backlight */
 841         da850_panel_power_ctrl(1);
 842
 843         return 0;
 844 }
 845
 846 /* TPS65070 voltage regulator support */
 847
 848 /* 3.3V */
 849 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
 850         {
 851                 .supply = "usb0_vdda33",
 852         },
 853         {
 854                 .supply = "usb1_vdda33",
 855         },
 856 };
 857
 858 /* 3.3V or 1.8V */
 859 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
 860         {
 861                 .supply = "dvdd3318_a",
 862         },
 863         {
 864                 .supply = "dvdd3318_b",
 865         },
 866         {
 867                 .supply = "dvdd3318_c",
 868         },
 869 };
 870
 871 /* 1.2V */
 872 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
 873         {
 874                 .supply = "cvdd",
 875         },
 876 };
 877
 878 /* 1.8V LDO */
 879 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
 880         {
 881                 .supply = "sata_vddr",
 882         },
 883         {
 884                 .supply = "usb0_vdda18",
 885         },
 886         {
 887                 .supply = "usb1_vdda18",
 888         },
 889         {
 890                 .supply = "ddr_dvdd18",
 891         },
 892 };
 893
 894 /* 1.2V LDO */
 895 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
 896         {
 897                 .supply = "sata_vdd",
 898         },
 899         {
 900                 .supply = "pll0_vdda",
 901         },
 902         {
 903                 .supply = "pll1_vdda",
 904         },
 905         {
 906                 .supply = "usbs_cvdd",
 907         },
 908         {
 909                 .supply = "vddarnwa1",
 910         },
 911 };
 912
 913 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
 914 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
 915         .defdcdc_default = true,
 916 };
 917
 918 static struct regulator_init_data tps65070_regulator_data[] = {
 919         /* dcdc1 */
 920         {
 921                 .constraints = {
 922                         .min_uV = 3150000,
 923                         .max_uV = 3450000,
 924                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 925                                 REGULATOR_CHANGE_STATUS),
 926                         .boot_on = 1,
 927                 },
 928                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
 929                 .consumer_supplies = tps65070_dcdc1_consumers,
 930         },
 931
 932         /* dcdc2 */
 933         {
 934                 .constraints = {
 935                         .min_uV = 1710000,
 936                         .max_uV = 3450000,
 937                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 938                                 REGULATOR_CHANGE_STATUS),
 939                         .boot_on = 1,
 940                 },
 941                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
 942                 .consumer_supplies = tps65070_dcdc2_consumers,
 943                 .driver_data = &tps6507x_platform_data,
 944         },
 945
 946         /* dcdc3 */
 947         {
 948                 .constraints = {
 949                         .min_uV = 950000,
 950                         .max_uV = 1350000,
 951                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 952                                 REGULATOR_CHANGE_STATUS),
 953                         .boot_on = 1,
 954                 },
 955                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
 956                 .consumer_supplies = tps65070_dcdc3_consumers,
 957                 .driver_data = &tps6507x_platform_data,
 958         },
 959
 960         /* ldo1 */
 961         {
 962                 .constraints = {
 963                         .min_uV = 1710000,
 964                         .max_uV = 1890000,
 965                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 966                                 REGULATOR_CHANGE_STATUS),
 967                         .boot_on = 1,
 968                 },
 969                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
 970                 .consumer_supplies = tps65070_ldo1_consumers,
 971         },
 972
 973         /* ldo2 */
 974         {
 975                 .constraints = {
 976                         .min_uV = 1140000,
 977                         .max_uV = 1320000,
 978                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 979                                 REGULATOR_CHANGE_STATUS),
 980                         .boot_on = 1,
 981                 },
 982                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
 983                 .consumer_supplies = tps65070_ldo2_consumers,
 984         },
 985 };
 986
 987 static struct touchscreen_init_data tps6507x_touchscreen_data = {
 988         .poll_period =  30,     /* ms between touch samples */
 989         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
 990         .vref = 0,              /* turn off vref when not using A/D */
 991         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
 992         .product = 65070,       /* /sys/class/input/input?/id/product */
 993         .version = 0x100,       /* /sys/class/input/input?/id/version */
 994 };
 995
 996 static struct tps6507x_board tps_board = {
 997         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
 998         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
 999 };
1000
1001 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1002         {
1003                 I2C_BOARD_INFO("tps6507x", 0x48),
1004                 .platform_data = &tps_board,
1005         },
1006 };
1007
1008 static int __init pmic_tps65070_init(void)
1009 {
1010         return i2c_register_board_info(1, da850_evm_tps65070_info,
1011                                         ARRAY_SIZE(da850_evm_tps65070_info));
1012 }
1013
1014 static const short da850_evm_lcdc_pins[] = {
1015         DA850_GPIO2_8, DA850_GPIO2_15,
1016         -1
1017 };
1018
1019 static const short da850_evm_mii_pins[] = {
1020         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1021         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1022         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1023         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1024         DA850_MDIO_D,
1025         -1
1026 };
1027
1028 static const short da850_evm_rmii_pins[] = {
1029         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1030         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1031         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1032         DA850_MDIO_D,
1033         -1
1034 };
1035
1036 static int __init da850_evm_config_emac(void)
1037 {
1038         void __iomem *cfg_chip3_base;
1039         int ret;
1040         u32 val;
1041         struct davinci_soc_info *soc_info = &davinci_soc_info;
1042         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1043
1044         if (!machine_is_davinci_da850_evm())
1045                 return 0;
1046
1047         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1048
1049         val = __raw_readl(cfg_chip3_base);
1050
1051         if (rmii_en) {
1052                 val |= BIT(8);
1053                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1054                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1055                                                         " functional\n");
1056         } else {
1057                 val &= ~BIT(8);
1058                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1059                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1060                                                         " functional\n");
1061         }
1062
1063         if (ret)
1064                 pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n",
1065                                 ret);
1066
1067         /* configure the CFGCHIP3 register for RMII or MII */
1068         __raw_writel(val, cfg_chip3_base);
1069
1070         ret = davinci_cfg_reg(DA850_GPIO2_6);
1071         if (ret)
1072                 pr_warning("da850_evm_init:GPIO(2,6) mux setup "
1073                                                         "failed\n");
1074
1075         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1076         if (ret) {
1077                 pr_warning("Cannot open GPIO %d\n",
1078                                         DA850_MII_MDIO_CLKEN_PIN);
1079                 return ret;
1080         }
1081
1082         /* Enable/Disable MII MDIO clock */
1083         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1084
1085         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1086
1087         ret = da8xx_register_emac();
1088         if (ret)
1089                 pr_warning("da850_evm_init: emac registration failed: %d\n",
1090                                 ret);
1091
1092         return 0;
1093 }
1094 device_initcall(da850_evm_config_emac);
1095
1096 /*
1097  * The following EDMA channels/slots are not being used by drivers (for
1098  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1099  * they are being reserved for codecs on the DSP side.
1100  */
1101 static const s16 da850_dma0_rsv_chans[][2] = {
1102         /* (offset, number) */
1103         { 8,  6},
1104         {24,  4},
1105         {30,  2},
1106         {-1, -1}
1107 };
1108
1109 static const s16 da850_dma0_rsv_slots[][2] = {
1110         /* (offset, number) */
1111         { 8,  6},
1112         {24,  4},
1113         {30, 50},
1114         {-1, -1}
1115 };
1116
1117 static const s16 da850_dma1_rsv_chans[][2] = {
1118         /* (offset, number) */
1119         { 0, 28},
1120         {30,  2},
1121         {-1, -1}
1122 };
1123
1124 static const s16 da850_dma1_rsv_slots[][2] = {
1125         /* (offset, number) */
1126         { 0, 28},
1127         {30, 90},
1128         {-1, -1}
1129 };
1130
1131 static struct edma_rsv_info da850_edma_cc0_rsv = {
1132         .rsv_chans      = da850_dma0_rsv_chans,
1133         .rsv_slots      = da850_dma0_rsv_slots,
1134 };
1135
1136 static struct edma_rsv_info da850_edma_cc1_rsv = {
1137         .rsv_chans      = da850_dma1_rsv_chans,
1138         .rsv_slots      = da850_dma1_rsv_slots,
1139 };
1140
1141 static struct edma_rsv_info *da850_edma_rsv[2] = {
1142         &da850_edma_cc0_rsv,
1143         &da850_edma_cc1_rsv,
1144 };
1145
1146 #ifdef CONFIG_CPU_FREQ
1147 static __init int da850_evm_init_cpufreq(void)
1148 {
1149         switch (system_rev & 0xF) {
1150         case 3:
1151                 da850_max_speed = 456000;
1152                 break;
1153         case 2:
1154                 da850_max_speed = 408000;
1155                 break;
1156         case 1:
1157                 da850_max_speed = 372000;
1158                 break;
1159         }
1160
1161         return da850_register_cpufreq("pll0_sysclk3");
1162 }
1163 #else
1164 static __init int da850_evm_init_cpufreq(void) { return 0; }
1165 #endif
1166
1167 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1168
1169 #define TVP5147_CH0             "tvp514x-0"
1170 #define TVP5147_CH1             "tvp514x-1"
1171
1172 /* VPIF capture configuration */
1173 static struct tvp514x_platform_data tvp5146_pdata = {
1174                 .clk_polarity = 0,
1175                 .hs_polarity  = 1,
1176                 .vs_polarity  = 1,
1177 };
1178
1179 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1180
1181 static const struct vpif_input da850_ch0_inputs[] = {
1182         {
1183                 .input = {
1184                         .index = 0,
1185                         .name  = "Composite",
1186                         .type  = V4L2_INPUT_TYPE_CAMERA,
1187                         .capabilities = V4L2_IN_CAP_STD,
1188                         .std   = TVP514X_STD_ALL,
1189                 },
1190                 .input_route = INPUT_CVBS_VI2B,
1191                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1192                 .subdev_name = TVP5147_CH0,
1193         },
1194 };
1195
1196 static const struct vpif_input da850_ch1_inputs[] = {
1197         {
1198                 .input = {
1199                         .index = 0,
1200                         .name  = "S-Video",
1201                         .type  = V4L2_INPUT_TYPE_CAMERA,
1202                         .capabilities = V4L2_IN_CAP_STD,
1203                         .std   = TVP514X_STD_ALL,
1204                 },
1205                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1206                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1207                 .subdev_name = TVP5147_CH1,
1208         },
1209 };
1210
1211 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1212         {
1213                 .name = TVP5147_CH0,
1214                 .board_info = {
1215                         I2C_BOARD_INFO("tvp5146", 0x5d),
1216                         .platform_data = &tvp5146_pdata,
1217                 },
1218         },
1219         {
1220                 .name = TVP5147_CH1,
1221                 .board_info = {
1222                         I2C_BOARD_INFO("tvp5146", 0x5c),
1223                         .platform_data = &tvp5146_pdata,
1224                 },
1225         },
1226 };
1227
1228 static struct vpif_capture_config da850_vpif_capture_config = {
1229         .subdev_info = da850_vpif_capture_sdev_info,
1230         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1231         .chan_config[0] = {
1232                 .inputs = da850_ch0_inputs,
1233                 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1234                 .vpif_if = {
1235                         .if_type = VPIF_IF_BT656,
1236                         .hd_pol  = 1,
1237                         .vd_pol  = 1,
1238                         .fid_pol = 0,
1239                 },
1240         },
1241         .chan_config[1] = {
1242                 .inputs = da850_ch1_inputs,
1243                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1244                 .vpif_if = {
1245                         .if_type = VPIF_IF_BT656,
1246                         .hd_pol  = 1,
1247                         .vd_pol  = 1,
1248                         .fid_pol = 0,
1249                 },
1250         },
1251         .card_name = "DA850/OMAP-L138 Video Capture",
1252 };
1253
1254 /* VPIF display configuration */
1255 static struct vpif_subdev_info da850_vpif_subdev[] = {
1256         {
1257                 .name = "adv7343",
1258                 .board_info = {
1259                         I2C_BOARD_INFO("adv7343", 0x2a),
1260                 },
1261         },
1262 };
1263
1264 static const struct vpif_output da850_ch0_outputs[] = {
1265         {
1266                 .output = {
1267                         .index = 0,
1268                         .name = "Composite",
1269                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1270                         .capabilities = V4L2_OUT_CAP_STD,
1271                         .std = V4L2_STD_ALL,
1272                 },
1273                 .subdev_name = "adv7343",
1274                 .output_route = ADV7343_COMPOSITE_ID,
1275         },
1276         {
1277                 .output = {
1278                         .index = 1,
1279                         .name = "S-Video",
1280                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1281                         .capabilities = V4L2_OUT_CAP_STD,
1282                         .std = V4L2_STD_ALL,
1283                 },
1284                 .subdev_name = "adv7343",
1285                 .output_route = ADV7343_SVIDEO_ID,
1286         },
1287 };
1288
1289 static struct vpif_display_config da850_vpif_display_config = {
1290         .subdevinfo   = da850_vpif_subdev,
1291         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1292         .chan_config[0] = {
1293                 .outputs = da850_ch0_outputs,
1294                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1295         },
1296         .card_name    = "DA850/OMAP-L138 Video Display",
1297 };
1298
1299 static __init void da850_vpif_init(void)
1300 {
1301         int ret;
1302
1303         ret = da850_register_vpif();
1304         if (ret)
1305                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1306
1307         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1308         if (ret)
1309                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1310                         ret);
1311
1312         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1313         if (ret)
1314                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1315
1316         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1317         if (ret)
1318                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1319                         ret);
1320
1321         ret = da850_register_vpif_display(&da850_vpif_display_config);
1322         if (ret)
1323                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1324 }
1325
1326 #else
1327 static __init void da850_vpif_init(void) {}
1328 #endif
1329
1330 #ifdef CONFIG_DA850_WL12XX
1331
1332 static void wl12xx_set_power(int index, bool power_on)
1333 {
1334         static bool power_state;
1335
1336         pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1337
1338         if (power_on == power_state)
1339                 return;
1340         power_state = power_on;
1341
1342         if (power_on) {
1343                 /* Power up sequence required for wl127x devices */
1344                 gpio_set_value(DA850_WLAN_EN, 1);
1345                 usleep_range(15000, 15000);
1346                 gpio_set_value(DA850_WLAN_EN, 0);
1347                 usleep_range(1000, 1000);
1348                 gpio_set_value(DA850_WLAN_EN, 1);
1349                 msleep(70);
1350         } else {
1351                 gpio_set_value(DA850_WLAN_EN, 0);
1352         }
1353 }
1354
1355 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1356         .set_power      = wl12xx_set_power,
1357         .wires          = 4,
1358         .max_freq       = 25000000,
1359         .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1360                           MMC_CAP_POWER_OFF_CARD,
1361         .version        = MMC_CTLR_VERSION_2,
1362 };
1363
1364 static const short da850_wl12xx_pins[] __initconst = {
1365         DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1366         DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1367         DA850_GPIO6_9, DA850_GPIO6_10,
1368         -1
1369 };
1370
1371 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1372         .irq                    = -1,
1373         .board_ref_clock        = WL12XX_REFCLOCK_38,
1374         .platform_quirks        = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1375 };
1376
1377 static __init int da850_wl12xx_init(void)
1378 {
1379         int ret;
1380
1381         ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1382         if (ret) {
1383                 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1384                 goto exit;
1385         }
1386
1387         ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1388         if (ret) {
1389                 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1390                 goto exit;
1391         }
1392
1393         ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1394         if (ret) {
1395                 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1396                 goto exit;
1397         }
1398
1399         ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1400         if (ret) {
1401                 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1402                 goto free_wlan_en;
1403         }
1404
1405         da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1406
1407         ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1408         if (ret) {
1409                 pr_err("Could not set wl12xx data: %d\n", ret);
1410                 goto free_wlan_irq;
1411         }
1412
1413         return 0;
1414
1415 free_wlan_irq:
1416         gpio_free(DA850_WLAN_IRQ);
1417
1418 free_wlan_en:
1419         gpio_free(DA850_WLAN_EN);
1420
1421 exit:
1422         return ret;
1423 }
1424
1425 #else /* CONFIG_DA850_WL12XX */
1426
1427 static __init int da850_wl12xx_init(void)
1428 {
1429         return 0;
1430 }
1431
1432 #endif /* CONFIG_DA850_WL12XX */
1433
1434 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1435
1436 static __init void da850_evm_init(void)
1437 {
1438         int ret;
1439
1440         ret = pmic_tps65070_init();
1441         if (ret)
1442                 pr_warning("da850_evm_init: TPS65070 PMIC init failed: %d\n",
1443                                 ret);
1444
1445         ret = da850_register_edma(da850_edma_rsv);
1446         if (ret)
1447                 pr_warning("da850_evm_init: edma registration failed: %d\n",
1448                                 ret);
1449
1450         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1451         if (ret)
1452                 pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n",
1453                                 ret);
1454
1455         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1456         if (ret)
1457                 pr_warning("da850_evm_init: i2c0 registration failed: %d\n",
1458                                 ret);
1459
1460
1461         ret = da8xx_register_watchdog();
1462         if (ret)
1463                 pr_warning("da830_evm_init: watchdog registration failed: %d\n",
1464                                 ret);
1465
1466         if (HAS_MMC) {
1467                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1468                 if (ret)
1469                         pr_warning("da850_evm_init: mmcsd0 mux setup failed:"
1470                                         " %d\n", ret);
1471
1472                 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1473                 if (ret)
1474                         pr_warning("da850_evm_init: can not open GPIO %d\n",
1475                                         DA850_MMCSD_CD_PIN);
1476                 gpio_direction_input(DA850_MMCSD_CD_PIN);
1477
1478                 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1479                 if (ret)
1480                         pr_warning("da850_evm_init: can not open GPIO %d\n",
1481                                         DA850_MMCSD_WP_PIN);
1482                 gpio_direction_input(DA850_MMCSD_WP_PIN);
1483
1484                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1485                 if (ret)
1486                         pr_warning("da850_evm_init: mmcsd0 registration failed:"
1487                                         " %d\n", ret);
1488
1489                 ret = da850_wl12xx_init();
1490                 if (ret)
1491                         pr_warning("da850_evm_init: wl12xx initialization"
1492                                    " failed: %d\n", ret);
1493         }
1494
1495         davinci_serial_init(&da850_evm_uart_config);
1496
1497         i2c_register_board_info(1, da850_evm_i2c_devices,
1498                         ARRAY_SIZE(da850_evm_i2c_devices));
1499
1500         /*
1501          * shut down uart 0 and 1; they are not used on the board and
1502          * accessing them causes endless "too much work in irq53" messages
1503          * with arago fs
1504          */
1505         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1506         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1507
1508         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1509         if (ret)
1510                 pr_warning("da850_evm_init: mcasp mux setup failed: %d\n",
1511                                 ret);
1512
1513         da8xx_register_mcasp(0, &da850_evm_snd_data);
1514
1515         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1516         if (ret)
1517                 pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n",
1518                                 ret);
1519
1520         ret = da8xx_register_uio_pruss();
1521         if (ret)
1522                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1523                                 ret);
1524
1525         /* Handle board specific muxing for LCD here */
1526         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1527         if (ret)
1528                 pr_warning("da850_evm_init: evm specific lcd mux setup "
1529                                 "failed: %d\n", ret);
1530
1531         ret = da850_lcd_hw_init();
1532         if (ret)
1533                 pr_warning("da850_evm_init: lcd initialization failed: %d\n",
1534                                 ret);
1535
1536         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1537         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1538         if (ret)
1539                 pr_warning("da850_evm_init: lcdc registration failed: %d\n",
1540                                 ret);
1541
1542         ret = da8xx_register_rtc();
1543         if (ret)
1544                 pr_warning("da850_evm_init: rtc setup failed: %d\n", ret);
1545
1546         ret = da850_evm_init_cpufreq();
1547         if (ret)
1548                 pr_warning("da850_evm_init: cpufreq registration failed: %d\n",
1549                                 ret);
1550
1551         ret = da8xx_register_cpuidle();
1552         if (ret)
1553                 pr_warning("da850_evm_init: cpuidle registration failed: %d\n",
1554                                 ret);
1555
1556         ret = da850_register_pm(&da850_pm_device);
1557         if (ret)
1558                 pr_warning("da850_evm_init: suspend registration failed: %d\n",
1559                                 ret);
1560
1561         da850_vpif_init();
1562
1563         ret = da8xx_register_spi(1, da850evm_spi_info,
1564                                  ARRAY_SIZE(da850evm_spi_info));
1565         if (ret)
1566                 pr_warning("da850_evm_init: spi 1 registration failed: %d\n",
1567                                 ret);
1568
1569         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1570         if (ret)
1571                 pr_warning("da850_evm_init: sata registration failed: %d\n",
1572                                 ret);
1573
1574         da850_evm_setup_mac_addr();
1575 }
1576
1577 #ifdef CONFIG_SERIAL_8250_CONSOLE
1578 static int __init da850_evm_console_init(void)
1579 {
1580         if (!machine_is_davinci_da850_evm())
1581                 return 0;
1582
1583         return add_preferred_console("ttyS", 2, "115200");
1584 }
1585 console_initcall(da850_evm_console_init);
1586 #endif
1587
1588 static void __init da850_evm_map_io(void)
1589 {
1590         da850_init();
1591 }
1592
1593 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1594         .atag_offset    = 0x100,
1595         .map_io         = da850_evm_map_io,
1596         .init_irq       = cp_intc_init,
1597         .timer          = &davinci_timer,
1598         .init_machine   = da850_evm_init,
1599         .init_late      = davinci_init_late,
1600         .dma_zone_size  = SZ_128M,
1601         .restart        = da8xx_restart,
1602 MACHINE_END