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/regulator/fixed.h>
  39 #include <linux/spi/spi.h>
  40 #include <linux/spi/flash.h>
  41 #include <linux/wl12xx.h>
  42
  43 #include <mach/common.h>
  44 #include <mach/cp_intc.h>
  45 #include <mach/da8xx.h>
  46 #include <mach/mux.h>
  47 #include <mach/sram.h>
  48
  49 #include <asm/mach-types.h>
  50 #include <asm/mach/arch.h>
  51 #include <asm/system_info.h>
  52
  53 #include <media/tvp514x.h>
  54 #include <media/adv7343.h>
  55
  56 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
  57 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
  58 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
  59
  60 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
  61 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
  62
  63 #define DA850_WLAN_EN                   GPIO_TO_PIN(6, 9)
  64 #define DA850_WLAN_IRQ                  GPIO_TO_PIN(6, 10)
  65
  66 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
  67
  68 static struct mtd_partition da850evm_spiflash_part[] = {
  69         [0] = {
  70                 .name = "UBL",
  71                 .offset = 0,
  72                 .size = SZ_64K,
  73                 .mask_flags = MTD_WRITEABLE,
  74         },
  75         [1] = {
  76                 .name = "U-Boot",
  77                 .offset = MTDPART_OFS_APPEND,
  78                 .size = SZ_512K,
  79                 .mask_flags = MTD_WRITEABLE,
  80         },
  81         [2] = {
  82                 .name = "U-Boot-Env",
  83                 .offset = MTDPART_OFS_APPEND,
  84                 .size = SZ_64K,
  85                 .mask_flags = MTD_WRITEABLE,
  86         },
  87         [3] = {
  88                 .name = "Kernel",
  89                 .offset = MTDPART_OFS_APPEND,
  90                 .size = SZ_2M + SZ_512K,
  91                 .mask_flags = 0,
  92         },
  93         [4] = {
  94                 .name = "Filesystem",
  95                 .offset = MTDPART_OFS_APPEND,
  96                 .size = SZ_4M,
  97                 .mask_flags = 0,
  98         },
  99         [5] = {
 100                 .name = "MAC-Address",
 101                 .offset = SZ_8M - SZ_64K,
 102                 .size = SZ_64K,
 103                 .mask_flags = MTD_WRITEABLE,
 104         },
 105 };
 106
 107 static struct flash_platform_data da850evm_spiflash_data = {
 108         .name           = "m25p80",
 109         .parts          = da850evm_spiflash_part,
 110         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
 111         .type           = "m25p64",
 112 };
 113
 114 static struct davinci_spi_config da850evm_spiflash_cfg = {
 115         .io_type        = SPI_IO_TYPE_DMA,
 116         .c2tdelay       = 8,
 117         .t2cdelay       = 8,
 118 };
 119
 120 static struct spi_board_info da850evm_spi_info[] = {
 121         {
 122                 .modalias               = "m25p80",
 123                 .platform_data          = &da850evm_spiflash_data,
 124                 .controller_data        = &da850evm_spiflash_cfg,
 125                 .mode                   = SPI_MODE_0,
 126                 .max_speed_hz           = 30000000,
 127                 .bus_num                = 1,
 128                 .chip_select            = 0,
 129         },
 130 };
 131
 132 #ifdef CONFIG_MTD
 133 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
 134 {
 135         char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
 136         size_t retlen;
 137
 138         if (!strcmp(mtd->name, "MAC-Address")) {
 139                 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
 140                 if (retlen == ETH_ALEN)
 141                         pr_info("Read MAC addr from SPI Flash: %pM\n",
 142                                 mac_addr);
 143         }
 144 }
 145
 146 static struct mtd_notifier da850evm_spi_notifier = {
 147         .add    = da850_evm_m25p80_notify_add,
 148 };
 149
 150 static void da850_evm_setup_mac_addr(void)
 151 {
 152         register_mtd_user(&da850evm_spi_notifier);
 153 }
 154 #else
 155 static void da850_evm_setup_mac_addr(void) { }
 156 #endif
 157
 158 static struct mtd_partition da850_evm_norflash_partition[] = {
 159         {
 160                 .name           = "bootloaders + env",
 161                 .offset         = 0,
 162                 .size           = SZ_512K,
 163                 .mask_flags     = MTD_WRITEABLE,
 164         },
 165         {
 166                 .name           = "kernel",
 167                 .offset         = MTDPART_OFS_APPEND,
 168                 .size           = SZ_2M,
 169                 .mask_flags     = 0,
 170         },
 171         {
 172                 .name           = "filesystem",
 173                 .offset         = MTDPART_OFS_APPEND,
 174                 .size           = MTDPART_SIZ_FULL,
 175                 .mask_flags     = 0,
 176         },
 177 };
 178
 179 static struct physmap_flash_data da850_evm_norflash_data = {
 180         .width          = 2,
 181         .parts          = da850_evm_norflash_partition,
 182         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
 183 };
 184
 185 static struct resource da850_evm_norflash_resource[] = {
 186         {
 187                 .start  = DA8XX_AEMIF_CS2_BASE,
 188                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
 189                 .flags  = IORESOURCE_MEM,
 190         },
 191 };
 192
 193 static struct platform_device da850_evm_norflash_device = {
 194         .name           = "physmap-flash",
 195         .id             = 0,
 196         .dev            = {
 197                 .platform_data  = &da850_evm_norflash_data,
 198         },
 199         .num_resources  = 1,
 200         .resource       = da850_evm_norflash_resource,
 201 };
 202
 203 static struct davinci_pm_config da850_pm_pdata = {
 204         .sleepcount = 128,
 205 };
 206
 207 static struct platform_device da850_pm_device = {
 208         .name           = "pm-davinci",
 209         .dev = {
 210                 .platform_data  = &da850_pm_pdata,
 211         },
 212         .id             = -1,
 213 };
 214
 215 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 216  * (128K blocks). It may be used instead of the (default) SPI flash
 217  * to boot, using TI's tools to install the secondary boot loader
 218  * (UBL) and U-Boot.
 219  */
 220 static struct mtd_partition da850_evm_nandflash_partition[] = {
 221         {
 222                 .name           = "u-boot env",
 223                 .offset         = 0,
 224                 .size           = SZ_128K,
 225                 .mask_flags     = MTD_WRITEABLE,
 226          },
 227         {
 228                 .name           = "UBL",
 229                 .offset         = MTDPART_OFS_APPEND,
 230                 .size           = SZ_128K,
 231                 .mask_flags     = MTD_WRITEABLE,
 232         },
 233         {
 234                 .name           = "u-boot",
 235                 .offset         = MTDPART_OFS_APPEND,
 236                 .size           = 4 * SZ_128K,
 237                 .mask_flags     = MTD_WRITEABLE,
 238         },
 239         {
 240                 .name           = "kernel",
 241                 .offset         = 0x200000,
 242                 .size           = SZ_2M,
 243                 .mask_flags     = 0,
 244         },
 245         {
 246                 .name           = "filesystem",
 247                 .offset         = MTDPART_OFS_APPEND,
 248                 .size           = MTDPART_SIZ_FULL,
 249                 .mask_flags     = 0,
 250         },
 251 };
 252
 253 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
 254         .wsetup         = 24,
 255         .wstrobe        = 21,
 256         .whold          = 14,
 257         .rsetup         = 19,
 258         .rstrobe        = 50,
 259         .rhold          = 0,
 260         .ta             = 20,
 261 };
 262
 263 static struct davinci_nand_pdata da850_evm_nandflash_data = {
 264         .parts          = da850_evm_nandflash_partition,
 265         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
 266         .ecc_mode       = NAND_ECC_HW,
 267         .ecc_bits       = 4,
 268         .bbt_options    = NAND_BBT_USE_FLASH,
 269         .timing         = &da850_evm_nandflash_timing,
 270 };
 271
 272 static struct resource da850_evm_nandflash_resource[] = {
 273         {
 274                 .start  = DA8XX_AEMIF_CS3_BASE,
 275                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
 276                 .flags  = IORESOURCE_MEM,
 277         },
 278         {
 279                 .start  = DA8XX_AEMIF_CTL_BASE,
 280                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 281                 .flags  = IORESOURCE_MEM,
 282         },
 283 };
 284
 285 static struct platform_device da850_evm_nandflash_device = {
 286         .name           = "davinci_nand",
 287         .id             = 1,
 288         .dev            = {
 289                 .platform_data  = &da850_evm_nandflash_data,
 290         },
 291         .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
 292         .resource       = da850_evm_nandflash_resource,
 293 };
 294
 295 static struct platform_device *da850_evm_devices[] = {
 296         &da850_evm_nandflash_device,
 297         &da850_evm_norflash_device,
 298 };
 299
 300 #define DA8XX_AEMIF_CE2CFG_OFFSET       0x10
 301 #define DA8XX_AEMIF_ASIZE_16BIT         0x1
 302
 303 static void __init da850_evm_init_nor(void)
 304 {
 305         void __iomem *aemif_addr;
 306
 307         aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
 308
 309         /* Configure data bus width of CS2 to 16 bit */
 310         writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
 311                 DA8XX_AEMIF_ASIZE_16BIT,
 312                 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
 313
 314         iounmap(aemif_addr);
 315 }
 316
 317 static const short da850_evm_nand_pins[] = {
 318         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
 319         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
 320         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
 321         DA850_NEMA_WE, DA850_NEMA_OE,
 322         -1
 323 };
 324
 325 static const short da850_evm_nor_pins[] = {
 326         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
 327         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
 328         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
 329         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
 330         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
 331         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
 332         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
 333         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
 334         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
 335         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
 336         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
 337         DA850_EMA_A_22, DA850_EMA_A_23,
 338         -1
 339 };
 340
 341 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
 342
 343 static inline void da850_evm_setup_nor_nand(void)
 344 {
 345         int ret = 0;
 346
 347         if (!HAS_MMC) {
 348                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 349                 if (ret)
 350                         pr_warn("%s: NAND mux setup failed: %d\n",
 351                                 __func__, ret);
 352
 353                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 354                 if (ret)
 355                         pr_warn("%s: NOR mux setup failed: %d\n",
 356                                 __func__, ret);
 357
 358                 da850_evm_init_nor();
 359
 360                 platform_add_devices(da850_evm_devices,
 361                                         ARRAY_SIZE(da850_evm_devices));
 362
 363                 if (davinci_aemif_setup(&da850_evm_nandflash_device))
 364                         pr_warn("%s: Cannot configure AEMIF.\n", __func__);
 365         }
 366 }
 367
 368 #ifdef CONFIG_DA850_UI_RMII
 369 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 370 {
 371         struct davinci_soc_info *soc_info = &davinci_soc_info;
 372
 373         soc_info->emac_pdata->rmii_en = 1;
 374         gpio_set_value_cansleep(rmii_sel, 0);
 375 }
 376 #else
 377 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 378 #endif
 379
 380
 381 #define DA850_KEYS_DEBOUNCE_MS  10
 382 /*
 383  * At 200ms polling interval it is possible to miss an
 384  * event by tapping very lightly on the push button but most
 385  * pushes do result in an event; longer intervals require the
 386  * user to hold the button whereas shorter intervals require
 387  * more CPU time for polling.
 388  */
 389 #define DA850_GPIO_KEYS_POLL_MS 200
 390
 391 enum da850_evm_ui_exp_pins {
 392         DA850_EVM_UI_EXP_SEL_C = 5,
 393         DA850_EVM_UI_EXP_SEL_B,
 394         DA850_EVM_UI_EXP_SEL_A,
 395         DA850_EVM_UI_EXP_PB8,
 396         DA850_EVM_UI_EXP_PB7,
 397         DA850_EVM_UI_EXP_PB6,
 398         DA850_EVM_UI_EXP_PB5,
 399         DA850_EVM_UI_EXP_PB4,
 400         DA850_EVM_UI_EXP_PB3,
 401         DA850_EVM_UI_EXP_PB2,
 402         DA850_EVM_UI_EXP_PB1,
 403 };
 404
 405 static const char * const da850_evm_ui_exp[] = {
 406         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 407         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 408         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 409         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 410         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 411         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 412         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 413         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 414         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 415         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 416         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 417 };
 418
 419 #define DA850_N_UI_PB           8
 420
 421 static struct gpio_keys_button da850_evm_ui_keys[] = {
 422         [0 ... DA850_N_UI_PB - 1] = {
 423                 .type                   = EV_KEY,
 424                 .active_low             = 1,
 425                 .wakeup                 = 0,
 426                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 427                 .code                   = -1, /* assigned at runtime */
 428                 .gpio                   = -1, /* assigned at runtime */
 429                 .desc                   = NULL, /* assigned at runtime */
 430         },
 431 };
 432
 433 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 434         .buttons = da850_evm_ui_keys,
 435         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 436         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 437 };
 438
 439 static struct platform_device da850_evm_ui_keys_device = {
 440         .name = "gpio-keys-polled",
 441         .id = 0,
 442         .dev = {
 443                 .platform_data = &da850_evm_ui_keys_pdata
 444         },
 445 };
 446
 447 static void da850_evm_ui_keys_init(unsigned gpio)
 448 {
 449         int i;
 450         struct gpio_keys_button *button;
 451
 452         for (i = 0; i < DA850_N_UI_PB; i++) {
 453                 button = &da850_evm_ui_keys[i];
 454                 button->code = KEY_F8 - i;
 455                 button->desc = 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 = 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 = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 637                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 638         }
 639 }
 640
 641 #define DA850_N_BB_USER_LED     2
 642
 643 static struct gpio_led da850_evm_bb_leds[] = {
 644         [0 ... DA850_N_BB_USER_LED - 1] = {
 645                 .active_low = 1,
 646                 .gpio = -1, /* assigned at runtime */
 647                 .name = NULL, /* assigned at runtime */
 648         },
 649 };
 650
 651 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 652         .leds = da850_evm_bb_leds,
 653         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 654 };
 655
 656 static struct platform_device da850_evm_bb_leds_device = {
 657         .name           = "leds-gpio",
 658         .id             = -1,
 659         .dev = {
 660                 .platform_data = &da850_evm_bb_leds_pdata
 661         }
 662 };
 663
 664 static void da850_evm_bb_leds_init(unsigned gpio)
 665 {
 666         int i;
 667         struct gpio_led *led;
 668
 669         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
 670                 led = &da850_evm_bb_leds[i];
 671
 672                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
 673                 led->name =
 674                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
 675         }
 676 }
 677
 678 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 679                                                 unsigned gpio, unsigned ngpio,
 680                                                 void *c)
 681 {
 682         int ret;
 683
 684         /*
 685          * Register the switches and pushbutton on the baseboard as a gpio-keys
 686          * device.
 687          */
 688         da850_evm_bb_keys_init(gpio);
 689         ret = platform_device_register(&da850_evm_bb_keys_device);
 690         if (ret) {
 691                 pr_warn("Could not register baseboard GPIO expander keys");
 692                 goto io_exp_setup_sw_fail;
 693         }
 694
 695         da850_evm_bb_leds_init(gpio);
 696         ret = platform_device_register(&da850_evm_bb_leds_device);
 697         if (ret) {
 698                 pr_warn("Could not register baseboard GPIO expander LEDs");
 699                 goto io_exp_setup_leds_fail;
 700         }
 701
 702         return 0;
 703
 704 io_exp_setup_leds_fail:
 705         platform_device_unregister(&da850_evm_bb_keys_device);
 706 io_exp_setup_sw_fail:
 707         return ret;
 708 }
 709
 710 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
 711                                         unsigned gpio, unsigned ngpio, void *c)
 712 {
 713         platform_device_unregister(&da850_evm_bb_leds_device);
 714         platform_device_unregister(&da850_evm_bb_keys_device);
 715
 716         return 0;
 717 }
 718
 719 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 720         .gpio_base      = DAVINCI_N_GPIO,
 721         .setup          = da850_evm_ui_expander_setup,
 722         .teardown       = da850_evm_ui_expander_teardown,
 723         .names          = da850_evm_ui_exp,
 724 };
 725
 726 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 727         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 728         .setup          = da850_evm_bb_expander_setup,
 729         .teardown       = da850_evm_bb_expander_teardown,
 730         .names          = da850_evm_bb_exp,
 731 };
 732
 733 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 734         {
 735                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 736         },
 737         {
 738                 I2C_BOARD_INFO("tca6416", 0x20),
 739                 .platform_data = &da850_evm_ui_expander_info,
 740         },
 741         {
 742                 I2C_BOARD_INFO("tca6416", 0x21),
 743                 .platform_data = &da850_evm_bb_expander_info,
 744         },
 745 };
 746
 747 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 748         .bus_freq       = 100,  /* kHz */
 749         .bus_delay      = 0,    /* usec */
 750 };
 751
 752 /* davinci da850 evm audio machine driver */
 753 static u8 da850_iis_serializer_direction[] = {
 754         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 755         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 756         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 757         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 758 };
 759
 760 static struct snd_platform_data da850_evm_snd_data = {
 761         .tx_dma_offset          = 0x2000,
 762         .rx_dma_offset          = 0x2000,
 763         .op_mode                = DAVINCI_MCASP_IIS_MODE,
 764         .num_serializer         = ARRAY_SIZE(da850_iis_serializer_direction),
 765         .tdm_slots              = 2,
 766         .serial_dir             = da850_iis_serializer_direction,
 767         .asp_chan_q             = EVENTQ_0,
 768         .ram_chan_q             = EVENTQ_1,
 769         .version                = MCASP_VERSION_2,
 770         .txnumevt               = 1,
 771         .rxnumevt               = 1,
 772         .sram_size_playback     = SZ_8K,
 773         .sram_size_capture      = SZ_8K,
 774 };
 775
 776 static const short da850_evm_mcasp_pins[] __initconst = {
 777         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
 778         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
 779         DA850_AXR_11, DA850_AXR_12,
 780         -1
 781 };
 782
 783 static int da850_evm_mmc_get_ro(int index)
 784 {
 785         return gpio_get_value(DA850_MMCSD_WP_PIN);
 786 }
 787
 788 static int da850_evm_mmc_get_cd(int index)
 789 {
 790         return !gpio_get_value(DA850_MMCSD_CD_PIN);
 791 }
 792
 793 static struct davinci_mmc_config da850_mmc_config = {
 794         .get_ro         = da850_evm_mmc_get_ro,
 795         .get_cd         = da850_evm_mmc_get_cd,
 796         .wires          = 4,
 797         .max_freq       = 50000000,
 798         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 799 };
 800
 801 static const short da850_evm_mmcsd0_pins[] __initconst = {
 802         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
 803         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
 804         DA850_GPIO4_0, DA850_GPIO4_1,
 805         -1
 806 };
 807
 808 static void da850_panel_power_ctrl(int val)
 809 {
 810         /* lcd backlight */
 811         gpio_set_value(DA850_LCD_BL_PIN, val);
 812
 813         /* lcd power */
 814         gpio_set_value(DA850_LCD_PWR_PIN, val);
 815 }
 816
 817 static int da850_lcd_hw_init(void)
 818 {
 819         int status;
 820
 821         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
 822         if (status < 0)
 823                 return status;
 824
 825         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
 826         if (status < 0) {
 827                 gpio_free(DA850_LCD_BL_PIN);
 828                 return status;
 829         }
 830
 831         gpio_direction_output(DA850_LCD_BL_PIN, 0);
 832         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
 833
 834         /* Switch off panel power and backlight */
 835         da850_panel_power_ctrl(0);
 836
 837         /* Switch on panel power and backlight */
 838         da850_panel_power_ctrl(1);
 839
 840         return 0;
 841 }
 842
 843 /* Fixed regulator support */
 844 static struct regulator_consumer_supply fixed_supplies[] = {
 845         /* Baseboard 3.3V: 5V -> TPS73701DCQ -> 3.3V */
 846         REGULATOR_SUPPLY("AVDD", "1-0018"),
 847         REGULATOR_SUPPLY("DRVDD", "1-0018"),
 848
 849         /* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
 850         REGULATOR_SUPPLY("DVDD", "1-0018"),
 851 };
 852
 853 /* TPS65070 voltage regulator support */
 854
 855 /* 3.3V */
 856 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
 857         {
 858                 .supply = "usb0_vdda33",
 859         },
 860         {
 861                 .supply = "usb1_vdda33",
 862         },
 863 };
 864
 865 /* 3.3V or 1.8V */
 866 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
 867         {
 868                 .supply = "dvdd3318_a",
 869         },
 870         {
 871                 .supply = "dvdd3318_b",
 872         },
 873         {
 874                 .supply = "dvdd3318_c",
 875         },
 876         REGULATOR_SUPPLY("IOVDD", "1-0018"),
 877 };
 878
 879 /* 1.2V */
 880 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
 881         {
 882                 .supply = "cvdd",
 883         },
 884 };
 885
 886 /* 1.8V LDO */
 887 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
 888         {
 889                 .supply = "sata_vddr",
 890         },
 891         {
 892                 .supply = "usb0_vdda18",
 893         },
 894         {
 895                 .supply = "usb1_vdda18",
 896         },
 897         {
 898                 .supply = "ddr_dvdd18",
 899         },
 900 };
 901
 902 /* 1.2V LDO */
 903 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
 904         {
 905                 .supply = "sata_vdd",
 906         },
 907         {
 908                 .supply = "pll0_vdda",
 909         },
 910         {
 911                 .supply = "pll1_vdda",
 912         },
 913         {
 914                 .supply = "usbs_cvdd",
 915         },
 916         {
 917                 .supply = "vddarnwa1",
 918         },
 919 };
 920
 921 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
 922 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
 923         .defdcdc_default = true,
 924 };
 925
 926 static struct regulator_init_data tps65070_regulator_data[] = {
 927         /* dcdc1 */
 928         {
 929                 .constraints = {
 930                         .min_uV = 3150000,
 931                         .max_uV = 3450000,
 932                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 933                                 REGULATOR_CHANGE_STATUS),
 934                         .boot_on = 1,
 935                 },
 936                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
 937                 .consumer_supplies = tps65070_dcdc1_consumers,
 938         },
 939
 940         /* dcdc2 */
 941         {
 942                 .constraints = {
 943                         .min_uV = 1710000,
 944                         .max_uV = 3450000,
 945                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 946                                 REGULATOR_CHANGE_STATUS),
 947                         .boot_on = 1,
 948                         .always_on = 1,
 949                 },
 950                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
 951                 .consumer_supplies = tps65070_dcdc2_consumers,
 952                 .driver_data = &tps6507x_platform_data,
 953         },
 954
 955         /* dcdc3 */
 956         {
 957                 .constraints = {
 958                         .min_uV = 950000,
 959                         .max_uV = 1350000,
 960                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 961                                 REGULATOR_CHANGE_STATUS),
 962                         .boot_on = 1,
 963                 },
 964                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
 965                 .consumer_supplies = tps65070_dcdc3_consumers,
 966                 .driver_data = &tps6507x_platform_data,
 967         },
 968
 969         /* ldo1 */
 970         {
 971                 .constraints = {
 972                         .min_uV = 1710000,
 973                         .max_uV = 1890000,
 974                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 975                                 REGULATOR_CHANGE_STATUS),
 976                         .boot_on = 1,
 977                 },
 978                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
 979                 .consumer_supplies = tps65070_ldo1_consumers,
 980         },
 981
 982         /* ldo2 */
 983         {
 984                 .constraints = {
 985                         .min_uV = 1140000,
 986                         .max_uV = 1320000,
 987                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 988                                 REGULATOR_CHANGE_STATUS),
 989                         .boot_on = 1,
 990                 },
 991                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
 992                 .consumer_supplies = tps65070_ldo2_consumers,
 993         },
 994 };
 995
 996 static struct touchscreen_init_data tps6507x_touchscreen_data = {
 997         .poll_period =  30,     /* ms between touch samples */
 998         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
 999         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
1000         .product = 65070,       /* /sys/class/input/input?/id/product */
1001         .version = 0x100,       /* /sys/class/input/input?/id/version */
1002 };
1003
1004 static struct tps6507x_board tps_board = {
1005         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1006         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1007 };
1008
1009 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1010         {
1011                 I2C_BOARD_INFO("tps6507x", 0x48),
1012                 .platform_data = &tps_board,
1013         },
1014 };
1015
1016 static int __init pmic_tps65070_init(void)
1017 {
1018         return i2c_register_board_info(1, da850_evm_tps65070_info,
1019                                         ARRAY_SIZE(da850_evm_tps65070_info));
1020 }
1021
1022 static const short da850_evm_lcdc_pins[] = {
1023         DA850_GPIO2_8, DA850_GPIO2_15,
1024         -1
1025 };
1026
1027 static const short da850_evm_mii_pins[] = {
1028         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1029         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1030         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1031         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1032         DA850_MDIO_D,
1033         -1
1034 };
1035
1036 static const short da850_evm_rmii_pins[] = {
1037         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1038         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1039         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1040         DA850_MDIO_D,
1041         -1
1042 };
1043
1044 static int __init da850_evm_config_emac(void)
1045 {
1046         void __iomem *cfg_chip3_base;
1047         int ret;
1048         u32 val;
1049         struct davinci_soc_info *soc_info = &davinci_soc_info;
1050         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1051
1052         if (!machine_is_davinci_da850_evm())
1053                 return 0;
1054
1055         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1056
1057         val = __raw_readl(cfg_chip3_base);
1058
1059         if (rmii_en) {
1060                 val |= BIT(8);
1061                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1062                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1063                                                         " functional\n");
1064         } else {
1065                 val &= ~BIT(8);
1066                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1067                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1068                                                         " functional\n");
1069         }
1070
1071         if (ret)
1072                 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1073                         __func__, ret);
1074
1075         /* configure the CFGCHIP3 register for RMII or MII */
1076         __raw_writel(val, cfg_chip3_base);
1077
1078         ret = davinci_cfg_reg(DA850_GPIO2_6);
1079         if (ret)
1080                 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1081
1082         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1083         if (ret) {
1084                 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1085                 return ret;
1086         }
1087
1088         /* Enable/Disable MII MDIO clock */
1089         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1090
1091         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1092
1093         ret = da8xx_register_emac();
1094         if (ret)
1095                 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1096
1097         return 0;
1098 }
1099 device_initcall(da850_evm_config_emac);
1100
1101 /*
1102  * The following EDMA channels/slots are not being used by drivers (for
1103  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1104  * they are being reserved for codecs on the DSP side.
1105  */
1106 static const s16 da850_dma0_rsv_chans[][2] = {
1107         /* (offset, number) */
1108         { 8,  6},
1109         {24,  4},
1110         {30,  2},
1111         {-1, -1}
1112 };
1113
1114 static const s16 da850_dma0_rsv_slots[][2] = {
1115         /* (offset, number) */
1116         { 8,  6},
1117         {24,  4},
1118         {30, 50},
1119         {-1, -1}
1120 };
1121
1122 static const s16 da850_dma1_rsv_chans[][2] = {
1123         /* (offset, number) */
1124         { 0, 28},
1125         {30,  2},
1126         {-1, -1}
1127 };
1128
1129 static const s16 da850_dma1_rsv_slots[][2] = {
1130         /* (offset, number) */
1131         { 0, 28},
1132         {30, 90},
1133         {-1, -1}
1134 };
1135
1136 static struct edma_rsv_info da850_edma_cc0_rsv = {
1137         .rsv_chans      = da850_dma0_rsv_chans,
1138         .rsv_slots      = da850_dma0_rsv_slots,
1139 };
1140
1141 static struct edma_rsv_info da850_edma_cc1_rsv = {
1142         .rsv_chans      = da850_dma1_rsv_chans,
1143         .rsv_slots      = da850_dma1_rsv_slots,
1144 };
1145
1146 static struct edma_rsv_info *da850_edma_rsv[2] = {
1147         &da850_edma_cc0_rsv,
1148         &da850_edma_cc1_rsv,
1149 };
1150
1151 #ifdef CONFIG_CPU_FREQ
1152 static __init int da850_evm_init_cpufreq(void)
1153 {
1154         switch (system_rev & 0xF) {
1155         case 3:
1156                 da850_max_speed = 456000;
1157                 break;
1158         case 2:
1159                 da850_max_speed = 408000;
1160                 break;
1161         case 1:
1162                 da850_max_speed = 372000;
1163                 break;
1164         }
1165
1166         return da850_register_cpufreq("pll0_sysclk3");
1167 }
1168 #else
1169 static __init int da850_evm_init_cpufreq(void) { return 0; }
1170 #endif
1171
1172 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1173
1174 #define TVP5147_CH0             "tvp514x-0"
1175 #define TVP5147_CH1             "tvp514x-1"
1176
1177 /* VPIF capture configuration */
1178 static struct tvp514x_platform_data tvp5146_pdata = {
1179                 .clk_polarity = 0,
1180                 .hs_polarity  = 1,
1181                 .vs_polarity  = 1,
1182 };
1183
1184 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1185
1186 static const struct vpif_input da850_ch0_inputs[] = {
1187         {
1188                 .input = {
1189                         .index = 0,
1190                         .name  = "Composite",
1191                         .type  = V4L2_INPUT_TYPE_CAMERA,
1192                         .capabilities = V4L2_IN_CAP_STD,
1193                         .std   = TVP514X_STD_ALL,
1194                 },
1195                 .input_route = INPUT_CVBS_VI2B,
1196                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1197                 .subdev_name = TVP5147_CH0,
1198         },
1199 };
1200
1201 static const struct vpif_input da850_ch1_inputs[] = {
1202         {
1203                 .input = {
1204                         .index = 0,
1205                         .name  = "S-Video",
1206                         .type  = V4L2_INPUT_TYPE_CAMERA,
1207                         .capabilities = V4L2_IN_CAP_STD,
1208                         .std   = TVP514X_STD_ALL,
1209                 },
1210                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1211                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1212                 .subdev_name = TVP5147_CH1,
1213         },
1214 };
1215
1216 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1217         {
1218                 .name = TVP5147_CH0,
1219                 .board_info = {
1220                         I2C_BOARD_INFO("tvp5146", 0x5d),
1221                         .platform_data = &tvp5146_pdata,
1222                 },
1223         },
1224         {
1225                 .name = TVP5147_CH1,
1226                 .board_info = {
1227                         I2C_BOARD_INFO("tvp5146", 0x5c),
1228                         .platform_data = &tvp5146_pdata,
1229                 },
1230         },
1231 };
1232
1233 static struct vpif_capture_config da850_vpif_capture_config = {
1234         .subdev_info = da850_vpif_capture_sdev_info,
1235         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1236         .chan_config[0] = {
1237                 .inputs = da850_ch0_inputs,
1238                 .input_count = ARRAY_SIZE(da850_ch0_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         .chan_config[1] = {
1247                 .inputs = da850_ch1_inputs,
1248                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1249                 .vpif_if = {
1250                         .if_type = VPIF_IF_BT656,
1251                         .hd_pol  = 1,
1252                         .vd_pol  = 1,
1253                         .fid_pol = 0,
1254                 },
1255         },
1256         .card_name = "DA850/OMAP-L138 Video Capture",
1257 };
1258
1259 /* VPIF display configuration */
1260
1261 static struct adv7343_platform_data adv7343_pdata = {
1262         .mode_config = {
1263                 .dac = { 1, 1, 1 },
1264         },
1265         .sd_config = {
1266                 .sd_dac_out = { 1 },
1267         },
1268 };
1269
1270 static struct vpif_subdev_info da850_vpif_subdev[] = {
1271         {
1272                 .name = "adv7343",
1273                 .board_info = {
1274                         I2C_BOARD_INFO("adv7343", 0x2a),
1275                         .platform_data = &adv7343_pdata,
1276                 },
1277         },
1278 };
1279
1280 static const struct vpif_output da850_ch0_outputs[] = {
1281         {
1282                 .output = {
1283                         .index = 0,
1284                         .name = "Composite",
1285                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1286                         .capabilities = V4L2_OUT_CAP_STD,
1287                         .std = V4L2_STD_ALL,
1288                 },
1289                 .subdev_name = "adv7343",
1290                 .output_route = ADV7343_COMPOSITE_ID,
1291         },
1292         {
1293                 .output = {
1294                         .index = 1,
1295                         .name = "S-Video",
1296                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1297                         .capabilities = V4L2_OUT_CAP_STD,
1298                         .std = V4L2_STD_ALL,
1299                 },
1300                 .subdev_name = "adv7343",
1301                 .output_route = ADV7343_SVIDEO_ID,
1302         },
1303 };
1304
1305 static struct vpif_display_config da850_vpif_display_config = {
1306         .subdevinfo   = da850_vpif_subdev,
1307         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1308         .chan_config[0] = {
1309                 .outputs = da850_ch0_outputs,
1310                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1311         },
1312         .card_name    = "DA850/OMAP-L138 Video Display",
1313 };
1314
1315 static __init void da850_vpif_init(void)
1316 {
1317         int ret;
1318
1319         ret = da850_register_vpif();
1320         if (ret)
1321                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1322
1323         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1324         if (ret)
1325                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1326                         ret);
1327
1328         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1329         if (ret)
1330                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1331
1332         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1333         if (ret)
1334                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1335                         ret);
1336
1337         ret = da850_register_vpif_display(&da850_vpif_display_config);
1338         if (ret)
1339                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1340 }
1341
1342 #else
1343 static __init void da850_vpif_init(void) {}
1344 #endif
1345
1346 #ifdef CONFIG_DA850_WL12XX
1347
1348 static void wl12xx_set_power(int index, bool power_on)
1349 {
1350         static bool power_state;
1351
1352         pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1353
1354         if (power_on == power_state)
1355                 return;
1356         power_state = power_on;
1357
1358         if (power_on) {
1359                 /* Power up sequence required for wl127x devices */
1360                 gpio_set_value(DA850_WLAN_EN, 1);
1361                 usleep_range(15000, 15000);
1362                 gpio_set_value(DA850_WLAN_EN, 0);
1363                 usleep_range(1000, 1000);
1364                 gpio_set_value(DA850_WLAN_EN, 1);
1365                 msleep(70);
1366         } else {
1367                 gpio_set_value(DA850_WLAN_EN, 0);
1368         }
1369 }
1370
1371 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1372         .set_power      = wl12xx_set_power,
1373         .wires          = 4,
1374         .max_freq       = 25000000,
1375         .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1376                           MMC_CAP_POWER_OFF_CARD,
1377 };
1378
1379 static const short da850_wl12xx_pins[] __initconst = {
1380         DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1381         DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1382         DA850_GPIO6_9, DA850_GPIO6_10,
1383         -1
1384 };
1385
1386 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1387         .irq                    = -1,
1388         .irq_trigger            = IRQ_TYPE_EDGE_RISING,
1389         .board_ref_clock        = WL12XX_REFCLOCK_38,
1390 };
1391
1392 static __init int da850_wl12xx_init(void)
1393 {
1394         int ret;
1395
1396         ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1397         if (ret) {
1398                 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1399                 goto exit;
1400         }
1401
1402         ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1403         if (ret) {
1404                 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1405                 goto exit;
1406         }
1407
1408         ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1409         if (ret) {
1410                 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1411                 goto exit;
1412         }
1413
1414         ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1415         if (ret) {
1416                 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1417                 goto free_wlan_en;
1418         }
1419
1420         da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1421
1422         ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1423         if (ret) {
1424                 pr_err("Could not set wl12xx data: %d\n", ret);
1425                 goto free_wlan_irq;
1426         }
1427
1428         return 0;
1429
1430 free_wlan_irq:
1431         gpio_free(DA850_WLAN_IRQ);
1432
1433 free_wlan_en:
1434         gpio_free(DA850_WLAN_EN);
1435
1436 exit:
1437         return ret;
1438 }
1439
1440 #else /* CONFIG_DA850_WL12XX */
1441
1442 static __init int da850_wl12xx_init(void)
1443 {
1444         return 0;
1445 }
1446
1447 #endif /* CONFIG_DA850_WL12XX */
1448
1449 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1450
1451 static __init void da850_evm_init(void)
1452 {
1453         int ret;
1454
1455         ret = da850_register_gpio();
1456         if (ret)
1457                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1458
1459         regulator_register_fixed(0, fixed_supplies, ARRAY_SIZE(fixed_supplies));
1460
1461         ret = pmic_tps65070_init();
1462         if (ret)
1463                 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1464
1465         ret = da850_register_edma(da850_edma_rsv);
1466         if (ret)
1467                 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1468
1469         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1470         if (ret)
1471                 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1472
1473         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1474         if (ret)
1475                 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1476
1477
1478         ret = da8xx_register_watchdog();
1479         if (ret)
1480                 pr_warn("%s: watchdog registration failed: %d\n",
1481                         __func__, ret);
1482
1483         if (HAS_MMC) {
1484                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1485                 if (ret)
1486                         pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1487                                 __func__, ret);
1488
1489                 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1490                 if (ret)
1491                         pr_warn("%s: can not open GPIO %d\n",
1492                                 __func__, DA850_MMCSD_CD_PIN);
1493                 gpio_direction_input(DA850_MMCSD_CD_PIN);
1494
1495                 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1496                 if (ret)
1497                         pr_warn("%s: can not open GPIO %d\n",
1498                                 __func__, DA850_MMCSD_WP_PIN);
1499                 gpio_direction_input(DA850_MMCSD_WP_PIN);
1500
1501                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1502                 if (ret)
1503                         pr_warn("%s: MMCSD0 registration failed: %d\n",
1504                                 __func__, ret);
1505
1506                 ret = da850_wl12xx_init();
1507                 if (ret)
1508                         pr_warn("%s: WL12xx initialization failed: %d\n",
1509                                 __func__, ret);
1510         }
1511
1512         davinci_serial_init(da8xx_serial_device);
1513
1514         i2c_register_board_info(1, da850_evm_i2c_devices,
1515                         ARRAY_SIZE(da850_evm_i2c_devices));
1516
1517         /*
1518          * shut down uart 0 and 1; they are not used on the board and
1519          * accessing them causes endless "too much work in irq53" messages
1520          * with arago fs
1521          */
1522         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1523         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1524
1525         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1526         if (ret)
1527                 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1528
1529         da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1530         da8xx_register_mcasp(0, &da850_evm_snd_data);
1531
1532         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1533         if (ret)
1534                 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1535
1536         ret = da8xx_register_uio_pruss();
1537         if (ret)
1538                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1539                                 ret);
1540
1541         /* Handle board specific muxing for LCD here */
1542         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1543         if (ret)
1544                 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1545                         __func__, ret);
1546
1547         ret = da850_lcd_hw_init();
1548         if (ret)
1549                 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1550
1551         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1552         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1553         if (ret)
1554                 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1555
1556         ret = da8xx_register_rtc();
1557         if (ret)
1558                 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1559
1560         ret = da850_evm_init_cpufreq();
1561         if (ret)
1562                 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1563
1564         ret = da8xx_register_cpuidle();
1565         if (ret)
1566                 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1567
1568         ret = da850_register_pm(&da850_pm_device);
1569         if (ret)
1570                 pr_warn("%s: suspend registration failed: %d\n", __func__, ret);
1571
1572         da850_vpif_init();
1573
1574         ret = spi_register_board_info(da850evm_spi_info,
1575                                       ARRAY_SIZE(da850evm_spi_info));
1576         if (ret)
1577                 pr_warn("%s: spi info registration failed: %d\n", __func__,
1578                         ret);
1579
1580         ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1581         if (ret)
1582                 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1583
1584         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1585         if (ret)
1586                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1587
1588         da850_evm_setup_mac_addr();
1589
1590         ret = da8xx_register_rproc();
1591         if (ret)
1592                 pr_warn("%s: dsp/rproc registration failed: %d\n",
1593                         __func__, ret);
1594 }
1595
1596 #ifdef CONFIG_SERIAL_8250_CONSOLE
1597 static int __init da850_evm_console_init(void)
1598 {
1599         if (!machine_is_davinci_da850_evm())
1600                 return 0;
1601
1602         return add_preferred_console("ttyS", 2, "115200");
1603 }
1604 console_initcall(da850_evm_console_init);
1605 #endif
1606
1607 static void __init da850_evm_map_io(void)
1608 {
1609         da850_init();
1610 }
1611
1612 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1613         .atag_offset    = 0x100,
1614         .map_io         = da850_evm_map_io,
1615         .init_irq       = cp_intc_init,
1616         .init_time      = davinci_timer_init,
1617         .init_machine   = da850_evm_init,
1618         .init_late      = davinci_init_late,
1619         .dma_zone_size  = SZ_128M,
1620         .restart        = da8xx_restart,
1621         .reserve        = da8xx_rproc_reserve_cma,
1622 MACHINE_END