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/gpio/machine.h>
  19 #include <linux/init.h>
  20 #include <linux/kernel.h>
  21 #include <linux/leds.h>
  22 #include <linux/i2c.h>
  23 #include <linux/platform_data/pca953x.h>
  24 #include <linux/input.h>
  25 #include <linux/input/tps6507x-ts.h>
  26 #include <linux/mfd/tps6507x.h>
  27 #include <linux/mtd/mtd.h>
  28 #include <linux/mtd/rawnand.h>
  29 #include <linux/mtd/partitions.h>
  30 #include <linux/nvmem-provider.h>
  31 #include <linux/mtd/physmap.h>
  32 #include <linux/platform_device.h>
  33 #include <linux/platform_data/gpio-davinci.h>
  34 #include <linux/platform_data/mtd-davinci.h>
  35 #include <linux/platform_data/mtd-davinci-aemif.h>
  36 #include <linux/platform_data/ti-aemif.h>
  37 #include <linux/platform_data/spi-davinci.h>
  38 #include <linux/platform_data/uio_pruss.h>
  39 #include <linux/regulator/machine.h>
  40 #include <linux/regulator/tps6507x.h>
  41 #include <linux/regulator/fixed.h>
  42 #include <linux/spi/spi.h>
  43 #include <linux/spi/flash.h>
  44
  45 #include <mach/common.h>
  46 #include <mach/da8xx.h>
  47 #include <mach/mux.h>
  48
  49 #include "irqs.h"
  50 #include "sram.h"
  51
  52 #include <asm/mach-types.h>
  53 #include <asm/mach/arch.h>
  54 #include <asm/system_info.h>
  55
  56 #include <media/i2c/tvp514x.h>
  57 #include <media/i2c/adv7343.h>
  58
  59 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
  60 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
  61 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
  62
  63 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
  64
  65 static struct mtd_partition da850evm_spiflash_part[] = {
  66         [0] = {
  67                 .name = "UBL",
  68                 .offset = 0,
  69                 .size = SZ_64K,
  70                 .mask_flags = MTD_WRITEABLE,
  71         },
  72         [1] = {
  73                 .name = "U-Boot",
  74                 .offset = MTDPART_OFS_APPEND,
  75                 .size = SZ_512K,
  76                 .mask_flags = MTD_WRITEABLE,
  77         },
  78         [2] = {
  79                 .name = "U-Boot-Env",
  80                 .offset = MTDPART_OFS_APPEND,
  81                 .size = SZ_64K,
  82                 .mask_flags = MTD_WRITEABLE,
  83         },
  84         [3] = {
  85                 .name = "Kernel",
  86                 .offset = MTDPART_OFS_APPEND,
  87                 .size = SZ_2M + SZ_512K,
  88                 .mask_flags = 0,
  89         },
  90         [4] = {
  91                 .name = "Filesystem",
  92                 .offset = MTDPART_OFS_APPEND,
  93                 .size = SZ_4M,
  94                 .mask_flags = 0,
  95         },
  96         [5] = {
  97                 .name = "MAC-Address",
  98                 .offset = SZ_8M - SZ_64K,
  99                 .size = SZ_64K,
 100                 .mask_flags = MTD_WRITEABLE,
 101         },
 102 };
 103
 104 static struct nvmem_cell_info da850evm_nvmem_cells[] = {
 105         {
 106                 .name           = "macaddr",
 107                 .offset         = 0x0,
 108                 .bytes          = ETH_ALEN,
 109         }
 110 };
 111
 112 static struct nvmem_cell_table da850evm_nvmem_cell_table = {
 113         /*
 114          * The nvmem name differs from the partition name because of the
 115          * internal works of the nvmem framework.
 116          */
 117         .nvmem_name     = "MAC-Address0",
 118         .cells          = da850evm_nvmem_cells,
 119         .ncells         = ARRAY_SIZE(da850evm_nvmem_cells),
 120 };
 121
 122 static struct nvmem_cell_lookup da850evm_nvmem_cell_lookup = {
 123         .nvmem_name     = "MAC-Address0",
 124         .cell_name      = "macaddr",
 125         .dev_id         = "davinci_emac.1",
 126         .con_id         = "mac-address",
 127 };
 128
 129 static struct flash_platform_data da850evm_spiflash_data = {
 130         .name           = "m25p80",
 131         .parts          = da850evm_spiflash_part,
 132         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
 133         .type           = "m25p64",
 134 };
 135
 136 static struct davinci_spi_config da850evm_spiflash_cfg = {
 137         .io_type        = SPI_IO_TYPE_DMA,
 138         .c2tdelay       = 8,
 139         .t2cdelay       = 8,
 140 };
 141
 142 static struct spi_board_info da850evm_spi_info[] = {
 143         {
 144                 .modalias               = "m25p80",
 145                 .platform_data          = &da850evm_spiflash_data,
 146                 .controller_data        = &da850evm_spiflash_cfg,
 147                 .mode                   = SPI_MODE_0,
 148                 .max_speed_hz           = 30000000,
 149                 .bus_num                = 1,
 150                 .chip_select            = 0,
 151         },
 152 };
 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 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 190  * (128K blocks). It may be used instead of the (default) SPI flash
 191  * to boot, using TI's tools to install the secondary boot loader
 192  * (UBL) and U-Boot.
 193  */
 194 static struct mtd_partition da850_evm_nandflash_partition[] = {
 195         {
 196                 .name           = "u-boot env",
 197                 .offset         = 0,
 198                 .size           = SZ_128K,
 199                 .mask_flags     = MTD_WRITEABLE,
 200          },
 201         {
 202                 .name           = "UBL",
 203                 .offset         = MTDPART_OFS_APPEND,
 204                 .size           = SZ_128K,
 205                 .mask_flags     = MTD_WRITEABLE,
 206         },
 207         {
 208                 .name           = "u-boot",
 209                 .offset         = MTDPART_OFS_APPEND,
 210                 .size           = 4 * SZ_128K,
 211                 .mask_flags     = MTD_WRITEABLE,
 212         },
 213         {
 214                 .name           = "kernel",
 215                 .offset         = 0x200000,
 216                 .size           = SZ_2M,
 217                 .mask_flags     = 0,
 218         },
 219         {
 220                 .name           = "filesystem",
 221                 .offset         = MTDPART_OFS_APPEND,
 222                 .size           = MTDPART_SIZ_FULL,
 223                 .mask_flags     = 0,
 224         },
 225 };
 226
 227 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
 228         .wsetup         = 24,
 229         .wstrobe        = 21,
 230         .whold          = 14,
 231         .rsetup         = 19,
 232         .rstrobe        = 50,
 233         .rhold          = 0,
 234         .ta             = 20,
 235 };
 236
 237 static struct davinci_nand_pdata da850_evm_nandflash_data = {
 238         .core_chipsel   = 1,
 239         .parts          = da850_evm_nandflash_partition,
 240         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
 241         .ecc_mode       = NAND_ECC_HW,
 242         .ecc_bits       = 4,
 243         .bbt_options    = NAND_BBT_USE_FLASH,
 244         .timing         = &da850_evm_nandflash_timing,
 245 };
 246
 247 static struct resource da850_evm_nandflash_resource[] = {
 248         {
 249                 .start  = DA8XX_AEMIF_CS3_BASE,
 250                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
 251                 .flags  = IORESOURCE_MEM,
 252         },
 253         {
 254                 .start  = DA8XX_AEMIF_CTL_BASE,
 255                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 256                 .flags  = IORESOURCE_MEM,
 257         },
 258 };
 259
 260 static struct resource da850_evm_aemif_resource[] = {
 261         {
 262                 .start  = DA8XX_AEMIF_CTL_BASE,
 263                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K,
 264                 .flags  = IORESOURCE_MEM,
 265         }
 266 };
 267
 268 static struct aemif_abus_data da850_evm_aemif_abus_data[] = {
 269         {
 270                 .cs     = 3,
 271         }
 272 };
 273
 274 static struct platform_device da850_evm_aemif_devices[] = {
 275         {
 276                 .name           = "davinci_nand",
 277                 .id             = 1,
 278                 .dev            = {
 279                         .platform_data  = &da850_evm_nandflash_data,
 280                 },
 281                 .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
 282                 .resource       = da850_evm_nandflash_resource,
 283         },
 284         {
 285                 .name           = "physmap-flash",
 286                 .id             = 0,
 287                 .dev            = {
 288                         .platform_data  = &da850_evm_norflash_data,
 289                 },
 290                 .num_resources  = 1,
 291                 .resource       = da850_evm_norflash_resource,
 292         }
 293 };
 294
 295 static struct aemif_platform_data da850_evm_aemif_pdata = {
 296         .cs_offset = 2,
 297         .abus_data = da850_evm_aemif_abus_data,
 298         .num_abus_data = ARRAY_SIZE(da850_evm_aemif_abus_data),
 299         .sub_devices = da850_evm_aemif_devices,
 300         .num_sub_devices = ARRAY_SIZE(da850_evm_aemif_devices),
 301 };
 302
 303 static struct platform_device da850_evm_aemif_device = {
 304         .name           = "ti-aemif",
 305         .id             = -1,
 306         .dev = {
 307                 .platform_data  = &da850_evm_aemif_pdata,
 308         },
 309         .resource       = da850_evm_aemif_resource,
 310         .num_resources  = ARRAY_SIZE(da850_evm_aemif_resource),
 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 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
 338
 339 static inline void da850_evm_setup_nor_nand(void)
 340 {
 341         int ret = 0;
 342
 343         if (!HAS_MMC) {
 344                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 345                 if (ret)
 346                         pr_warn("%s: NAND mux setup failed: %d\n",
 347                                 __func__, ret);
 348
 349                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 350                 if (ret)
 351                         pr_warn("%s: NOR mux setup failed: %d\n",
 352                                 __func__, ret);
 353
 354                 ret = platform_device_register(&da850_evm_aemif_device);
 355                 if (ret)
 356                         pr_warn("%s: registering aemif failed: %d\n",
 357                                 __func__, ret);
 358         }
 359 }
 360
 361 #ifdef CONFIG_DA850_UI_RMII
 362 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 363 {
 364         struct davinci_soc_info *soc_info = &davinci_soc_info;
 365
 366         soc_info->emac_pdata->rmii_en = 1;
 367         gpio_set_value_cansleep(rmii_sel, 0);
 368 }
 369 #else
 370 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 371 #endif
 372
 373
 374 #define DA850_KEYS_DEBOUNCE_MS  10
 375 /*
 376  * At 200ms polling interval it is possible to miss an
 377  * event by tapping very lightly on the push button but most
 378  * pushes do result in an event; longer intervals require the
 379  * user to hold the button whereas shorter intervals require
 380  * more CPU time for polling.
 381  */
 382 #define DA850_GPIO_KEYS_POLL_MS 200
 383
 384 enum da850_evm_ui_exp_pins {
 385         DA850_EVM_UI_EXP_SEL_C = 5,
 386         DA850_EVM_UI_EXP_SEL_B,
 387         DA850_EVM_UI_EXP_SEL_A,
 388         DA850_EVM_UI_EXP_PB8,
 389         DA850_EVM_UI_EXP_PB7,
 390         DA850_EVM_UI_EXP_PB6,
 391         DA850_EVM_UI_EXP_PB5,
 392         DA850_EVM_UI_EXP_PB4,
 393         DA850_EVM_UI_EXP_PB3,
 394         DA850_EVM_UI_EXP_PB2,
 395         DA850_EVM_UI_EXP_PB1,
 396 };
 397
 398 static const char * const da850_evm_ui_exp[] = {
 399         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 400         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 401         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 402         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 403         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 404         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 405         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 406         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 407         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 408         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 409         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 410 };
 411
 412 #define DA850_N_UI_PB           8
 413
 414 static struct gpio_keys_button da850_evm_ui_keys[] = {
 415         [0 ... DA850_N_UI_PB - 1] = {
 416                 .type                   = EV_KEY,
 417                 .active_low             = 1,
 418                 .wakeup                 = 0,
 419                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 420                 .code                   = -1, /* assigned at runtime */
 421                 .gpio                   = -1, /* assigned at runtime */
 422                 .desc                   = NULL, /* assigned at runtime */
 423         },
 424 };
 425
 426 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 427         .buttons = da850_evm_ui_keys,
 428         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 429         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 430 };
 431
 432 static struct platform_device da850_evm_ui_keys_device = {
 433         .name = "gpio-keys-polled",
 434         .id = 0,
 435         .dev = {
 436                 .platform_data = &da850_evm_ui_keys_pdata
 437         },
 438 };
 439
 440 static void da850_evm_ui_keys_init(unsigned gpio)
 441 {
 442         int i;
 443         struct gpio_keys_button *button;
 444
 445         for (i = 0; i < DA850_N_UI_PB; i++) {
 446                 button = &da850_evm_ui_keys[i];
 447                 button->code = KEY_F8 - i;
 448                 button->desc = da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
 449                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
 450         }
 451 }
 452
 453 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
 454 static inline void da850_evm_setup_video_port(int video_sel)
 455 {
 456         gpio_set_value_cansleep(video_sel, 0);
 457 }
 458 #else
 459 static inline void da850_evm_setup_video_port(int video_sel) { }
 460 #endif
 461
 462 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
 463                                                 unsigned ngpio, void *c)
 464 {
 465         int sel_a, sel_b, sel_c, ret;
 466
 467         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
 468         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
 469         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
 470
 471         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
 472         if (ret) {
 473                 pr_warn("Cannot open UI expander pin %d\n", sel_a);
 474                 goto exp_setup_sela_fail;
 475         }
 476
 477         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
 478         if (ret) {
 479                 pr_warn("Cannot open UI expander pin %d\n", sel_b);
 480                 goto exp_setup_selb_fail;
 481         }
 482
 483         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
 484         if (ret) {
 485                 pr_warn("Cannot open UI expander pin %d\n", sel_c);
 486                 goto exp_setup_selc_fail;
 487         }
 488
 489         /* deselect all functionalities */
 490         gpio_direction_output(sel_a, 1);
 491         gpio_direction_output(sel_b, 1);
 492         gpio_direction_output(sel_c, 1);
 493
 494         da850_evm_ui_keys_init(gpio);
 495         ret = platform_device_register(&da850_evm_ui_keys_device);
 496         if (ret) {
 497                 pr_warn("Could not register UI GPIO expander push-buttons");
 498                 goto exp_setup_keys_fail;
 499         }
 500
 501         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
 502
 503         da850_evm_setup_nor_nand();
 504
 505         da850_evm_setup_emac_rmii(sel_a);
 506
 507         da850_evm_setup_video_port(sel_c);
 508
 509         return 0;
 510
 511 exp_setup_keys_fail:
 512         gpio_free(sel_c);
 513 exp_setup_selc_fail:
 514         gpio_free(sel_b);
 515 exp_setup_selb_fail:
 516         gpio_free(sel_a);
 517 exp_setup_sela_fail:
 518         return ret;
 519 }
 520
 521 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
 522                                         unsigned gpio, unsigned ngpio, void *c)
 523 {
 524         platform_device_unregister(&da850_evm_ui_keys_device);
 525
 526         /* deselect all functionalities */
 527         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
 528         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
 529         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
 530
 531         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
 532         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
 533         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
 534
 535         return 0;
 536 }
 537
 538 /* assign the baseboard expander's GPIOs after the UI board's */
 539 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
 540 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
 541
 542 enum da850_evm_bb_exp_pins {
 543         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
 544         DA850_EVM_BB_EXP_SW_RST,
 545         DA850_EVM_BB_EXP_TP_23,
 546         DA850_EVM_BB_EXP_TP_22,
 547         DA850_EVM_BB_EXP_TP_21,
 548         DA850_EVM_BB_EXP_USER_PB1,
 549         DA850_EVM_BB_EXP_USER_LED2,
 550         DA850_EVM_BB_EXP_USER_LED1,
 551         DA850_EVM_BB_EXP_USER_SW1,
 552         DA850_EVM_BB_EXP_USER_SW2,
 553         DA850_EVM_BB_EXP_USER_SW3,
 554         DA850_EVM_BB_EXP_USER_SW4,
 555         DA850_EVM_BB_EXP_USER_SW5,
 556         DA850_EVM_BB_EXP_USER_SW6,
 557         DA850_EVM_BB_EXP_USER_SW7,
 558         DA850_EVM_BB_EXP_USER_SW8
 559 };
 560
 561 static const char * const da850_evm_bb_exp[] = {
 562         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
 563         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
 564         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
 565         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
 566         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
 567         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
 568         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
 569         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
 570         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
 571         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
 572         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
 573         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
 574         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
 575         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
 576         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
 577         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
 578 };
 579
 580 #define DA850_N_BB_USER_SW      8
 581
 582 static struct gpio_keys_button da850_evm_bb_keys[] = {
 583         [0] = {
 584                 .type                   = EV_KEY,
 585                 .active_low             = 1,
 586                 .wakeup                 = 0,
 587                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 588                 .code                   = KEY_PROG1,
 589                 .desc                   = NULL, /* assigned at runtime */
 590                 .gpio                   = -1, /* assigned at runtime */
 591         },
 592         [1 ... DA850_N_BB_USER_SW] = {
 593                 .type                   = EV_SW,
 594                 .active_low             = 1,
 595                 .wakeup                 = 0,
 596                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 597                 .code                   = -1, /* assigned at runtime */
 598                 .desc                   = NULL, /* assigned at runtime */
 599                 .gpio                   = -1, /* assigned at runtime */
 600         },
 601 };
 602
 603 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
 604         .buttons = da850_evm_bb_keys,
 605         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
 606         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 607 };
 608
 609 static struct platform_device da850_evm_bb_keys_device = {
 610         .name = "gpio-keys-polled",
 611         .id = 1,
 612         .dev = {
 613                 .platform_data = &da850_evm_bb_keys_pdata
 614         },
 615 };
 616
 617 static void da850_evm_bb_keys_init(unsigned gpio)
 618 {
 619         int i;
 620         struct gpio_keys_button *button;
 621
 622         button = &da850_evm_bb_keys[0];
 623         button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
 624         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
 625
 626         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
 627                 button = &da850_evm_bb_keys[i + 1];
 628                 button->code = SW_LID + i;
 629                 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 630                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 631         }
 632 }
 633
 634 #define DA850_N_BB_USER_LED     2
 635
 636 static struct gpio_led da850_evm_bb_leds[] = {
 637         [0 ... DA850_N_BB_USER_LED - 1] = {
 638                 .active_low = 1,
 639                 .gpio = -1, /* assigned at runtime */
 640                 .name = NULL, /* assigned at runtime */
 641         },
 642 };
 643
 644 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 645         .leds = da850_evm_bb_leds,
 646         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 647 };
 648
 649 static struct platform_device da850_evm_bb_leds_device = {
 650         .name           = "leds-gpio",
 651         .id             = -1,
 652         .dev = {
 653                 .platform_data = &da850_evm_bb_leds_pdata
 654         }
 655 };
 656
 657 static void da850_evm_bb_leds_init(unsigned gpio)
 658 {
 659         int i;
 660         struct gpio_led *led;
 661
 662         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
 663                 led = &da850_evm_bb_leds[i];
 664
 665                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
 666                 led->name =
 667                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
 668         }
 669 }
 670
 671 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 672                                                 unsigned gpio, unsigned ngpio,
 673                                                 void *c)
 674 {
 675         int ret;
 676
 677         /*
 678          * Register the switches and pushbutton on the baseboard as a gpio-keys
 679          * device.
 680          */
 681         da850_evm_bb_keys_init(gpio);
 682         ret = platform_device_register(&da850_evm_bb_keys_device);
 683         if (ret) {
 684                 pr_warn("Could not register baseboard GPIO expander keys");
 685                 goto io_exp_setup_sw_fail;
 686         }
 687
 688         da850_evm_bb_leds_init(gpio);
 689         ret = platform_device_register(&da850_evm_bb_leds_device);
 690         if (ret) {
 691                 pr_warn("Could not register baseboard GPIO expander LEDs");
 692                 goto io_exp_setup_leds_fail;
 693         }
 694
 695         return 0;
 696
 697 io_exp_setup_leds_fail:
 698         platform_device_unregister(&da850_evm_bb_keys_device);
 699 io_exp_setup_sw_fail:
 700         return ret;
 701 }
 702
 703 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
 704                                         unsigned gpio, unsigned ngpio, void *c)
 705 {
 706         platform_device_unregister(&da850_evm_bb_leds_device);
 707         platform_device_unregister(&da850_evm_bb_keys_device);
 708
 709         return 0;
 710 }
 711
 712 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 713         .gpio_base      = DAVINCI_N_GPIO,
 714         .setup          = da850_evm_ui_expander_setup,
 715         .teardown       = da850_evm_ui_expander_teardown,
 716         .names          = da850_evm_ui_exp,
 717 };
 718
 719 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 720         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 721         .setup          = da850_evm_bb_expander_setup,
 722         .teardown       = da850_evm_bb_expander_teardown,
 723         .names          = da850_evm_bb_exp,
 724 };
 725
 726 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 727         {
 728                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 729         },
 730         {
 731                 I2C_BOARD_INFO("tca6416", 0x20),
 732                 .platform_data = &da850_evm_ui_expander_info,
 733         },
 734         {
 735                 I2C_BOARD_INFO("tca6416", 0x21),
 736                 .platform_data = &da850_evm_bb_expander_info,
 737         },
 738 };
 739
 740 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 741         .bus_freq       = 100,  /* kHz */
 742         .bus_delay      = 0,    /* usec */
 743 };
 744
 745 /* davinci da850 evm audio machine driver */
 746 static u8 da850_iis_serializer_direction[] = {
 747         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 748         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 749         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 750         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 751 };
 752
 753 static struct snd_platform_data da850_evm_snd_data = {
 754         .tx_dma_offset          = 0x2000,
 755         .rx_dma_offset          = 0x2000,
 756         .op_mode                = DAVINCI_MCASP_IIS_MODE,
 757         .num_serializer         = ARRAY_SIZE(da850_iis_serializer_direction),
 758         .tdm_slots              = 2,
 759         .serial_dir             = da850_iis_serializer_direction,
 760         .asp_chan_q             = EVENTQ_0,
 761         .ram_chan_q             = EVENTQ_1,
 762         .version                = MCASP_VERSION_2,
 763         .txnumevt               = 1,
 764         .rxnumevt               = 1,
 765         .sram_size_playback     = SZ_8K,
 766         .sram_size_capture      = SZ_8K,
 767 };
 768
 769 static const short da850_evm_mcasp_pins[] __initconst = {
 770         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
 771         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
 772         DA850_AXR_11, DA850_AXR_12,
 773         -1
 774 };
 775
 776 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
 777 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
 778
 779 static struct gpiod_lookup_table mmc_gpios_table = {
 780         .dev_id = "da830-mmc.0",
 781         .table = {
 782                 /* gpio chip 2 contains gpio range 64-95 */
 783                 GPIO_LOOKUP("davinci_gpio", DA850_MMCSD_CD_PIN, "cd",
 784                             GPIO_ACTIVE_LOW),
 785                 GPIO_LOOKUP("davinci_gpio", DA850_MMCSD_WP_PIN, "wp",
 786                             GPIO_ACTIVE_HIGH),
 787         },
 788 };
 789
 790 static struct davinci_mmc_config da850_mmc_config = {
 791         .wires          = 4,
 792         .max_freq       = 50000000,
 793         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 794 };
 795
 796 static const short da850_evm_mmcsd0_pins[] __initconst = {
 797         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
 798         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
 799         DA850_GPIO4_0, DA850_GPIO4_1,
 800         -1
 801 };
 802
 803 static void da850_panel_power_ctrl(int val)
 804 {
 805         /* lcd backlight */
 806         gpio_set_value(DA850_LCD_BL_PIN, val);
 807
 808         /* lcd power */
 809         gpio_set_value(DA850_LCD_PWR_PIN, val);
 810 }
 811
 812 static int da850_lcd_hw_init(void)
 813 {
 814         int status;
 815
 816         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl");
 817         if (status < 0)
 818                 return status;
 819
 820         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr");
 821         if (status < 0) {
 822                 gpio_free(DA850_LCD_BL_PIN);
 823                 return status;
 824         }
 825
 826         gpio_direction_output(DA850_LCD_BL_PIN, 0);
 827         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
 828
 829         /* Switch off panel power and backlight */
 830         da850_panel_power_ctrl(0);
 831
 832         /* Switch on panel power and backlight */
 833         da850_panel_power_ctrl(1);
 834
 835         return 0;
 836 }
 837
 838 /* Fixed regulator support */
 839 static struct regulator_consumer_supply fixed_supplies[] = {
 840         /* Baseboard 3.3V: 5V -> TPS73701DCQ -> 3.3V */
 841         REGULATOR_SUPPLY("AVDD", "1-0018"),
 842         REGULATOR_SUPPLY("DRVDD", "1-0018"),
 843
 844         /* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
 845         REGULATOR_SUPPLY("DVDD", "1-0018"),
 846
 847         /* UI card 3.3V: 5V -> TPS73701DCQ -> 3.3V */
 848         REGULATOR_SUPPLY("vcc", "1-0020"),
 849 };
 850
 851 /* TPS65070 voltage regulator support */
 852
 853 /* 3.3V */
 854 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
 855         {
 856                 .supply = "usb0_vdda33",
 857         },
 858         {
 859                 .supply = "usb1_vdda33",
 860         },
 861 };
 862
 863 /* 3.3V or 1.8V */
 864 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
 865         {
 866                 .supply = "dvdd3318_a",
 867         },
 868         {
 869                 .supply = "dvdd3318_b",
 870         },
 871         {
 872                 .supply = "dvdd3318_c",
 873         },
 874         REGULATOR_SUPPLY("IOVDD", "1-0018"),
 875 };
 876
 877 /* 1.2V */
 878 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
 879         {
 880                 .supply = "cvdd",
 881         },
 882 };
 883
 884 /* 1.8V LDO */
 885 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
 886         {
 887                 .supply = "sata_vddr",
 888         },
 889         {
 890                 .supply = "usb0_vdda18",
 891         },
 892         {
 893                 .supply = "usb1_vdda18",
 894         },
 895         {
 896                 .supply = "ddr_dvdd18",
 897         },
 898 };
 899
 900 /* 1.2V LDO */
 901 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
 902         {
 903                 .supply = "sata_vdd",
 904         },
 905         {
 906                 .supply = "pll0_vdda",
 907         },
 908         {
 909                 .supply = "pll1_vdda",
 910         },
 911         {
 912                 .supply = "usbs_cvdd",
 913         },
 914         {
 915                 .supply = "vddarnwa1",
 916         },
 917 };
 918
 919 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
 920 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
 921         .defdcdc_default = true,
 922 };
 923
 924 static struct regulator_init_data tps65070_regulator_data[] = {
 925         /* dcdc1 */
 926         {
 927                 .constraints = {
 928                         .min_uV = 3150000,
 929                         .max_uV = 3450000,
 930                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 931                                 REGULATOR_CHANGE_STATUS),
 932                         .boot_on = 1,
 933                 },
 934                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
 935                 .consumer_supplies = tps65070_dcdc1_consumers,
 936         },
 937
 938         /* dcdc2 */
 939         {
 940                 .constraints = {
 941                         .min_uV = 1710000,
 942                         .max_uV = 3450000,
 943                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 944                                 REGULATOR_CHANGE_STATUS),
 945                         .boot_on = 1,
 946                         .always_on = 1,
 947                 },
 948                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
 949                 .consumer_supplies = tps65070_dcdc2_consumers,
 950                 .driver_data = &tps6507x_platform_data,
 951         },
 952
 953         /* dcdc3 */
 954         {
 955                 .constraints = {
 956                         .min_uV = 950000,
 957                         .max_uV = 1350000,
 958                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 959                                 REGULATOR_CHANGE_STATUS),
 960                         .boot_on = 1,
 961                 },
 962                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
 963                 .consumer_supplies = tps65070_dcdc3_consumers,
 964                 .driver_data = &tps6507x_platform_data,
 965         },
 966
 967         /* ldo1 */
 968         {
 969                 .constraints = {
 970                         .min_uV = 1710000,
 971                         .max_uV = 1890000,
 972                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 973                                 REGULATOR_CHANGE_STATUS),
 974                         .boot_on = 1,
 975                 },
 976                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
 977                 .consumer_supplies = tps65070_ldo1_consumers,
 978         },
 979
 980         /* ldo2 */
 981         {
 982                 .constraints = {
 983                         .min_uV = 1140000,
 984                         .max_uV = 1320000,
 985                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 986                                 REGULATOR_CHANGE_STATUS),
 987                         .boot_on = 1,
 988                 },
 989                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
 990                 .consumer_supplies = tps65070_ldo2_consumers,
 991         },
 992 };
 993
 994 static struct touchscreen_init_data tps6507x_touchscreen_data = {
 995         .poll_period =  30,     /* ms between touch samples */
 996         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
 997         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
 998         .product = 65070,       /* /sys/class/input/input?/id/product */
 999         .version = 0x100,       /* /sys/class/input/input?/id/version */
1000 };
1001
1002 static struct tps6507x_board tps_board = {
1003         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1004         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1005 };
1006
1007 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1008         {
1009                 I2C_BOARD_INFO("tps6507x", 0x48),
1010                 .platform_data = &tps_board,
1011         },
1012 };
1013
1014 static int __init pmic_tps65070_init(void)
1015 {
1016         return i2c_register_board_info(1, da850_evm_tps65070_info,
1017                                         ARRAY_SIZE(da850_evm_tps65070_info));
1018 }
1019
1020 static const short da850_evm_lcdc_pins[] = {
1021         DA850_GPIO2_8, DA850_GPIO2_15,
1022         -1
1023 };
1024
1025 static const short da850_evm_mii_pins[] = {
1026         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1027         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1028         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1029         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1030         DA850_MDIO_D,
1031         -1
1032 };
1033
1034 static const short da850_evm_rmii_pins[] = {
1035         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1036         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1037         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1038         DA850_MDIO_D,
1039         -1
1040 };
1041
1042 static struct gpiod_hog da850_evm_emac_gpio_hogs[] = {
1043         {
1044                 .chip_label     = "davinci_gpio",
1045                 .chip_hwnum     = DA850_MII_MDIO_CLKEN_PIN,
1046                 .line_name      = "mdio_clk_en",
1047                 .lflags         = 0,
1048                 /* dflags set in da850_evm_config_emac() */
1049         },
1050         { }
1051 };
1052
1053 static int __init da850_evm_config_emac(void)
1054 {
1055         void __iomem *cfg_chip3_base;
1056         int ret;
1057         u32 val;
1058         struct davinci_soc_info *soc_info = &davinci_soc_info;
1059         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1060
1061         if (!machine_is_davinci_da850_evm())
1062                 return 0;
1063
1064         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1065
1066         val = __raw_readl(cfg_chip3_base);
1067
1068         if (rmii_en) {
1069                 val |= BIT(8);
1070                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1071                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1072                                                         " functional\n");
1073         } else {
1074                 val &= ~BIT(8);
1075                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1076                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1077                                                         " functional\n");
1078         }
1079
1080         if (ret)
1081                 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1082                         __func__, ret);
1083
1084         /* configure the CFGCHIP3 register for RMII or MII */
1085         __raw_writel(val, cfg_chip3_base);
1086
1087         ret = davinci_cfg_reg(DA850_GPIO2_6);
1088         if (ret)
1089                 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1090
1091         da850_evm_emac_gpio_hogs[0].dflags = rmii_en ? GPIOD_OUT_HIGH
1092                                                      : GPIOD_OUT_LOW;
1093         gpiod_add_hogs(da850_evm_emac_gpio_hogs);
1094
1095         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1096
1097         ret = da8xx_register_emac();
1098         if (ret)
1099                 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1100
1101         return 0;
1102 }
1103 device_initcall(da850_evm_config_emac);
1104
1105 /*
1106  * The following EDMA channels/slots are not being used by drivers (for
1107  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1108  * they are being reserved for codecs on the DSP side.
1109  */
1110 static const s16 da850_dma0_rsv_chans[][2] = {
1111         /* (offset, number) */
1112         { 8,  6},
1113         {24,  4},
1114         {30,  2},
1115         {-1, -1}
1116 };
1117
1118 static const s16 da850_dma0_rsv_slots[][2] = {
1119         /* (offset, number) */
1120         { 8,  6},
1121         {24,  4},
1122         {30, 50},
1123         {-1, -1}
1124 };
1125
1126 static const s16 da850_dma1_rsv_chans[][2] = {
1127         /* (offset, number) */
1128         { 0, 28},
1129         {30,  2},
1130         {-1, -1}
1131 };
1132
1133 static const s16 da850_dma1_rsv_slots[][2] = {
1134         /* (offset, number) */
1135         { 0, 28},
1136         {30, 90},
1137         {-1, -1}
1138 };
1139
1140 static struct edma_rsv_info da850_edma_cc0_rsv = {
1141         .rsv_chans      = da850_dma0_rsv_chans,
1142         .rsv_slots      = da850_dma0_rsv_slots,
1143 };
1144
1145 static struct edma_rsv_info da850_edma_cc1_rsv = {
1146         .rsv_chans      = da850_dma1_rsv_chans,
1147         .rsv_slots      = da850_dma1_rsv_slots,
1148 };
1149
1150 static struct edma_rsv_info *da850_edma_rsv[2] = {
1151         &da850_edma_cc0_rsv,
1152         &da850_edma_cc1_rsv,
1153 };
1154
1155 #ifdef CONFIG_CPU_FREQ
1156 static __init int da850_evm_init_cpufreq(void)
1157 {
1158         switch (system_rev & 0xF) {
1159         case 3:
1160                 da850_max_speed = 456000;
1161                 break;
1162         case 2:
1163                 da850_max_speed = 408000;
1164                 break;
1165         case 1:
1166                 da850_max_speed = 372000;
1167                 break;
1168         }
1169
1170         return da850_register_cpufreq("pll0_sysclk3");
1171 }
1172 #else
1173 static __init int da850_evm_init_cpufreq(void) { return 0; }
1174 #endif
1175
1176 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1177
1178 #define TVP5147_CH0             "tvp514x-0"
1179 #define TVP5147_CH1             "tvp514x-1"
1180
1181 /* VPIF capture configuration */
1182 static struct tvp514x_platform_data tvp5146_pdata = {
1183                 .clk_polarity = 0,
1184                 .hs_polarity  = 1,
1185                 .vs_polarity  = 1,
1186 };
1187
1188 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1189
1190 static struct vpif_input da850_ch0_inputs[] = {
1191         {
1192                 .input = {
1193                         .index = 0,
1194                         .name  = "Composite",
1195                         .type  = V4L2_INPUT_TYPE_CAMERA,
1196                         .capabilities = V4L2_IN_CAP_STD,
1197                         .std   = TVP514X_STD_ALL,
1198                 },
1199                 .input_route = INPUT_CVBS_VI2B,
1200                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1201                 .subdev_name = TVP5147_CH0,
1202         },
1203 };
1204
1205 static struct vpif_input da850_ch1_inputs[] = {
1206         {
1207                 .input = {
1208                         .index = 0,
1209                         .name  = "S-Video",
1210                         .type  = V4L2_INPUT_TYPE_CAMERA,
1211                         .capabilities = V4L2_IN_CAP_STD,
1212                         .std   = TVP514X_STD_ALL,
1213                 },
1214                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1215                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1216                 .subdev_name = TVP5147_CH1,
1217         },
1218 };
1219
1220 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1221         {
1222                 .name = TVP5147_CH0,
1223                 .board_info = {
1224                         I2C_BOARD_INFO("tvp5146", 0x5d),
1225                         .platform_data = &tvp5146_pdata,
1226                 },
1227         },
1228         {
1229                 .name = TVP5147_CH1,
1230                 .board_info = {
1231                         I2C_BOARD_INFO("tvp5146", 0x5c),
1232                         .platform_data = &tvp5146_pdata,
1233                 },
1234         },
1235 };
1236
1237 static struct vpif_capture_config da850_vpif_capture_config = {
1238         .subdev_info = da850_vpif_capture_sdev_info,
1239         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1240         .i2c_adapter_id = 1,
1241         .chan_config[0] = {
1242                 .inputs = da850_ch0_inputs,
1243                 .input_count = ARRAY_SIZE(da850_ch0_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         .chan_config[1] = {
1252                 .inputs = da850_ch1_inputs,
1253                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1254                 .vpif_if = {
1255                         .if_type = VPIF_IF_BT656,
1256                         .hd_pol  = 1,
1257                         .vd_pol  = 1,
1258                         .fid_pol = 0,
1259                 },
1260         },
1261         .card_name = "DA850/OMAP-L138 Video Capture",
1262 };
1263
1264 /* VPIF display configuration */
1265
1266 static struct adv7343_platform_data adv7343_pdata = {
1267         .mode_config = {
1268                 .dac = { 1, 1, 1 },
1269         },
1270         .sd_config = {
1271                 .sd_dac_out = { 1 },
1272         },
1273 };
1274
1275 static struct vpif_subdev_info da850_vpif_subdev[] = {
1276         {
1277                 .name = "adv7343",
1278                 .board_info = {
1279                         I2C_BOARD_INFO("adv7343", 0x2a),
1280                         .platform_data = &adv7343_pdata,
1281                 },
1282         },
1283 };
1284
1285 static const struct vpif_output da850_ch0_outputs[] = {
1286         {
1287                 .output = {
1288                         .index = 0,
1289                         .name = "Composite",
1290                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1291                         .capabilities = V4L2_OUT_CAP_STD,
1292                         .std = V4L2_STD_ALL,
1293                 },
1294                 .subdev_name = "adv7343",
1295                 .output_route = ADV7343_COMPOSITE_ID,
1296         },
1297         {
1298                 .output = {
1299                         .index = 1,
1300                         .name = "S-Video",
1301                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1302                         .capabilities = V4L2_OUT_CAP_STD,
1303                         .std = V4L2_STD_ALL,
1304                 },
1305                 .subdev_name = "adv7343",
1306                 .output_route = ADV7343_SVIDEO_ID,
1307         },
1308 };
1309
1310 static struct vpif_display_config da850_vpif_display_config = {
1311         .subdevinfo   = da850_vpif_subdev,
1312         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1313         .chan_config[0] = {
1314                 .outputs = da850_ch0_outputs,
1315                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1316         },
1317         .card_name    = "DA850/OMAP-L138 Video Display",
1318         .i2c_adapter_id = 1,
1319 };
1320
1321 static __init void da850_vpif_init(void)
1322 {
1323         int ret;
1324
1325         ret = da850_register_vpif();
1326         if (ret)
1327                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1328
1329         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1330         if (ret)
1331                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1332                         ret);
1333
1334         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1335         if (ret)
1336                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1337
1338         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1339         if (ret)
1340                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1341                         ret);
1342
1343         ret = da850_register_vpif_display(&da850_vpif_display_config);
1344         if (ret)
1345                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1346 }
1347
1348 #else
1349 static __init void da850_vpif_init(void) {}
1350 #endif
1351
1352 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1353
1354 static __init void da850_evm_init(void)
1355 {
1356         int ret;
1357
1358         da850_register_clocks();
1359
1360         ret = da850_register_gpio();
1361         if (ret)
1362                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1363
1364         regulator_register_fixed(0, fixed_supplies, ARRAY_SIZE(fixed_supplies));
1365
1366         ret = pmic_tps65070_init();
1367         if (ret)
1368                 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1369
1370         ret = da850_register_edma(da850_edma_rsv);
1371         if (ret)
1372                 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1373
1374         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1375         if (ret)
1376                 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1377
1378         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1379         if (ret)
1380                 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1381
1382
1383         ret = da8xx_register_watchdog();
1384         if (ret)
1385                 pr_warn("%s: watchdog registration failed: %d\n",
1386                         __func__, ret);
1387
1388         if (HAS_MMC) {
1389                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1390                 if (ret)
1391                         pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1392                                 __func__, ret);
1393
1394                 gpiod_add_lookup_table(&mmc_gpios_table);
1395
1396                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1397                 if (ret)
1398                         pr_warn("%s: MMCSD0 registration failed: %d\n",
1399                                 __func__, ret);
1400         }
1401
1402         davinci_serial_init(da8xx_serial_device);
1403
1404         nvmem_add_cell_table(&da850evm_nvmem_cell_table);
1405         nvmem_add_cell_lookups(&da850evm_nvmem_cell_lookup, 1);
1406
1407         i2c_register_board_info(1, da850_evm_i2c_devices,
1408                         ARRAY_SIZE(da850_evm_i2c_devices));
1409
1410         /*
1411          * shut down uart 0 and 1; they are not used on the board and
1412          * accessing them causes endless "too much work in irq53" messages
1413          * with arago fs
1414          */
1415         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1416         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1417
1418         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1419         if (ret)
1420                 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1421
1422         da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1423         da8xx_register_mcasp(0, &da850_evm_snd_data);
1424
1425         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1426         if (ret)
1427                 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1428
1429         ret = da8xx_register_uio_pruss();
1430         if (ret)
1431                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1432                                 ret);
1433
1434         /* Handle board specific muxing for LCD here */
1435         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1436         if (ret)
1437                 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1438                         __func__, ret);
1439
1440         ret = da850_lcd_hw_init();
1441         if (ret)
1442                 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1443
1444         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1445         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1446         if (ret)
1447                 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1448
1449         ret = da8xx_register_rtc();
1450         if (ret)
1451                 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1452
1453         ret = da850_evm_init_cpufreq();
1454         if (ret)
1455                 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1456
1457         ret = da8xx_register_cpuidle();
1458         if (ret)
1459                 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1460
1461         davinci_pm_init();
1462         da850_vpif_init();
1463
1464         ret = spi_register_board_info(da850evm_spi_info,
1465                                       ARRAY_SIZE(da850evm_spi_info));
1466         if (ret)
1467                 pr_warn("%s: spi info registration failed: %d\n", __func__,
1468                         ret);
1469
1470         ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1471         if (ret)
1472                 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1473
1474         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1475         if (ret)
1476                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1477
1478         ret = da8xx_register_rproc();
1479         if (ret)
1480                 pr_warn("%s: dsp/rproc registration failed: %d\n",
1481                         __func__, ret);
1482 }
1483
1484 #ifdef CONFIG_SERIAL_8250_CONSOLE
1485 static int __init da850_evm_console_init(void)
1486 {
1487         if (!machine_is_davinci_da850_evm())
1488                 return 0;
1489
1490         return add_preferred_console("ttyS", 2, "115200");
1491 }
1492 console_initcall(da850_evm_console_init);
1493 #endif
1494
1495 static void __init da850_evm_map_io(void)
1496 {
1497         da850_init();
1498 }
1499
1500 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1501         .atag_offset    = 0x100,
1502         .map_io         = da850_evm_map_io,
1503         .init_irq       = da850_init_irq,
1504         .init_time      = da850_init_time,
1505         .init_machine   = da850_evm_init,
1506         .init_late      = davinci_init_late,
1507         .dma_zone_size  = SZ_128M,
1508         .reserve        = da8xx_rproc_reserve_cma,
1509 MACHINE_END