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

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * TI DA850/OMAP-L138 EVM board
   4  *
   5  * Copyright (C) 2009 Texas Instruments Incorporated - https://www.ti.com/
   6  *
   7  * Derived from: arch/arm/mach-davinci/board-da830-evm.c
   8  * Original Copyrights follow:
   9  *
  10  * 2007, 2009 (c) MontaVista Software, Inc.
  11  */
  12 #include <linux/console.h>
  13 #include <linux/delay.h>
  14 #include <linux/gpio.h>
  15 #include <linux/gpio_keys.h>
  16 #include <linux/gpio/machine.h>
  17 #include <linux/init.h>
  18 #include <linux/kernel.h>
  19 #include <linux/leds.h>
  20 #include <linux/i2c.h>
  21 #include <linux/platform_data/pca953x.h>
  22 #include <linux/input.h>
  23 #include <linux/input/tps6507x-ts.h>
  24 #include <linux/mfd/tps6507x.h>
  25 #include <linux/mtd/mtd.h>
  26 #include <linux/mtd/rawnand.h>
  27 #include <linux/mtd/partitions.h>
  28 #include <linux/nvmem-provider.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/ti-aemif.h>
  35 #include <linux/platform_data/spi-davinci.h>
  36 #include <linux/platform_data/uio_pruss.h>
  37 #include <linux/property.h>
  38 #include <linux/regulator/machine.h>
  39 #include <linux/regulator/tps6507x.h>
  40 #include <linux/regulator/fixed.h>
  41 #include <linux/spi/spi.h>
  42 #include <linux/spi/flash.h>
  43
  44 #include "common.h"
  45 #include "da8xx.h"
  46 #include "mux.h"
  47 #include "irqs.h"
  48 #include "sram.h"
  49
  50 #include <asm/mach-types.h>
  51 #include <asm/mach/arch.h>
  52 #include <asm/system_info.h>
  53
  54 #include <media/i2c/tvp514x.h>
  55 #include <media/i2c/adv7343.h>
  56
  57 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
  58 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
  59 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
  60
  61 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
  62
  63 static struct mtd_partition da850evm_spiflash_part[] = {
  64         [0] = {
  65                 .name = "UBL",
  66                 .offset = 0,
  67                 .size = SZ_64K,
  68                 .mask_flags = MTD_WRITEABLE,
  69         },
  70         [1] = {
  71                 .name = "U-Boot",
  72                 .offset = MTDPART_OFS_APPEND,
  73                 .size = SZ_512K,
  74                 .mask_flags = MTD_WRITEABLE,
  75         },
  76         [2] = {
  77                 .name = "U-Boot-Env",
  78                 .offset = MTDPART_OFS_APPEND,
  79                 .size = SZ_64K,
  80                 .mask_flags = MTD_WRITEABLE,
  81         },
  82         [3] = {
  83                 .name = "Kernel",
  84                 .offset = MTDPART_OFS_APPEND,
  85                 .size = SZ_2M + SZ_512K,
  86                 .mask_flags = 0,
  87         },
  88         [4] = {
  89                 .name = "Filesystem",
  90                 .offset = MTDPART_OFS_APPEND,
  91                 .size = SZ_4M,
  92                 .mask_flags = 0,
  93         },
  94         [5] = {
  95                 .name = "MAC-Address",
  96                 .offset = SZ_8M - SZ_64K,
  97                 .size = SZ_64K,
  98                 .mask_flags = MTD_WRITEABLE,
  99         },
 100 };
 101
 102 static struct nvmem_cell_info da850evm_nvmem_cells[] = {
 103         {
 104                 .name           = "macaddr",
 105                 .offset         = 0x0,
 106                 .bytes          = ETH_ALEN,
 107         }
 108 };
 109
 110 static struct nvmem_cell_table da850evm_nvmem_cell_table = {
 111         /*
 112          * The nvmem name differs from the partition name because of the
 113          * internal works of the nvmem framework.
 114          */
 115         .nvmem_name     = "MAC-Address0",
 116         .cells          = da850evm_nvmem_cells,
 117         .ncells         = ARRAY_SIZE(da850evm_nvmem_cells),
 118 };
 119
 120 static struct nvmem_cell_lookup da850evm_nvmem_cell_lookup = {
 121         .nvmem_name     = "MAC-Address0",
 122         .cell_name      = "macaddr",
 123         .dev_id         = "davinci_emac.1",
 124         .con_id         = "mac-address",
 125 };
 126
 127 static struct flash_platform_data da850evm_spiflash_data = {
 128         .name           = "m25p80",
 129         .parts          = da850evm_spiflash_part,
 130         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
 131         .type           = "m25p64",
 132 };
 133
 134 static struct davinci_spi_config da850evm_spiflash_cfg = {
 135         .io_type        = SPI_IO_TYPE_DMA,
 136         .c2tdelay       = 8,
 137         .t2cdelay       = 8,
 138 };
 139
 140 static struct spi_board_info da850evm_spi_info[] = {
 141         {
 142                 .modalias               = "m25p80",
 143                 .platform_data          = &da850evm_spiflash_data,
 144                 .controller_data        = &da850evm_spiflash_cfg,
 145                 .mode                   = SPI_MODE_0,
 146                 .max_speed_hz           = 30000000,
 147                 .bus_num                = 1,
 148                 .chip_select            = 0,
 149         },
 150 };
 151
 152 static struct mtd_partition da850_evm_norflash_partition[] = {
 153         {
 154                 .name           = "bootloaders + env",
 155                 .offset         = 0,
 156                 .size           = SZ_512K,
 157                 .mask_flags     = MTD_WRITEABLE,
 158         },
 159         {
 160                 .name           = "kernel",
 161                 .offset         = MTDPART_OFS_APPEND,
 162                 .size           = SZ_2M,
 163                 .mask_flags     = 0,
 164         },
 165         {
 166                 .name           = "filesystem",
 167                 .offset         = MTDPART_OFS_APPEND,
 168                 .size           = MTDPART_SIZ_FULL,
 169                 .mask_flags     = 0,
 170         },
 171 };
 172
 173 static struct physmap_flash_data da850_evm_norflash_data = {
 174         .width          = 2,
 175         .parts          = da850_evm_norflash_partition,
 176         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
 177 };
 178
 179 static struct resource da850_evm_norflash_resource[] = {
 180         {
 181                 .start  = DA8XX_AEMIF_CS2_BASE,
 182                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
 183                 .flags  = IORESOURCE_MEM,
 184         },
 185 };
 186
 187 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 188  * (128K blocks). It may be used instead of the (default) SPI flash
 189  * to boot, using TI's tools to install the secondary boot loader
 190  * (UBL) and U-Boot.
 191  */
 192 static struct mtd_partition da850_evm_nandflash_partition[] = {
 193         {
 194                 .name           = "u-boot env",
 195                 .offset         = 0,
 196                 .size           = SZ_128K,
 197                 .mask_flags     = MTD_WRITEABLE,
 198          },
 199         {
 200                 .name           = "UBL",
 201                 .offset         = MTDPART_OFS_APPEND,
 202                 .size           = SZ_128K,
 203                 .mask_flags     = MTD_WRITEABLE,
 204         },
 205         {
 206                 .name           = "u-boot",
 207                 .offset         = MTDPART_OFS_APPEND,
 208                 .size           = 4 * SZ_128K,
 209                 .mask_flags     = MTD_WRITEABLE,
 210         },
 211         {
 212                 .name           = "kernel",
 213                 .offset         = 0x200000,
 214                 .size           = SZ_2M,
 215                 .mask_flags     = 0,
 216         },
 217         {
 218                 .name           = "filesystem",
 219                 .offset         = MTDPART_OFS_APPEND,
 220                 .size           = MTDPART_SIZ_FULL,
 221                 .mask_flags     = 0,
 222         },
 223 };
 224
 225 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
 226         .wsetup         = 24,
 227         .wstrobe        = 21,
 228         .whold          = 14,
 229         .rsetup         = 19,
 230         .rstrobe        = 50,
 231         .rhold          = 0,
 232         .ta             = 20,
 233 };
 234
 235 static struct davinci_nand_pdata da850_evm_nandflash_data = {
 236         .core_chipsel   = 1,
 237         .parts          = da850_evm_nandflash_partition,
 238         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
 239         .engine_type    = NAND_ECC_ENGINE_TYPE_ON_HOST,
 240         .ecc_bits       = 4,
 241         .bbt_options    = NAND_BBT_USE_FLASH,
 242         .timing         = &da850_evm_nandflash_timing,
 243 };
 244
 245 static struct resource da850_evm_nandflash_resource[] = {
 246         {
 247                 .start  = DA8XX_AEMIF_CS3_BASE,
 248                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
 249                 .flags  = IORESOURCE_MEM,
 250         },
 251         {
 252                 .start  = DA8XX_AEMIF_CTL_BASE,
 253                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 254                 .flags  = IORESOURCE_MEM,
 255         },
 256 };
 257
 258 static struct resource da850_evm_aemif_resource[] = {
 259         {
 260                 .start  = DA8XX_AEMIF_CTL_BASE,
 261                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K,
 262                 .flags  = IORESOURCE_MEM,
 263         }
 264 };
 265
 266 static struct aemif_abus_data da850_evm_aemif_abus_data[] = {
 267         {
 268                 .cs     = 3,
 269         }
 270 };
 271
 272 static struct platform_device da850_evm_aemif_devices[] = {
 273         {
 274                 .name           = "davinci_nand",
 275                 .id             = 1,
 276                 .dev            = {
 277                         .platform_data  = &da850_evm_nandflash_data,
 278                 },
 279                 .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
 280                 .resource       = da850_evm_nandflash_resource,
 281         },
 282         {
 283                 .name           = "physmap-flash",
 284                 .id             = 0,
 285                 .dev            = {
 286                         .platform_data  = &da850_evm_norflash_data,
 287                 },
 288                 .num_resources  = 1,
 289                 .resource       = da850_evm_norflash_resource,
 290         }
 291 };
 292
 293 static struct aemif_platform_data da850_evm_aemif_pdata = {
 294         .cs_offset = 2,
 295         .abus_data = da850_evm_aemif_abus_data,
 296         .num_abus_data = ARRAY_SIZE(da850_evm_aemif_abus_data),
 297         .sub_devices = da850_evm_aemif_devices,
 298         .num_sub_devices = ARRAY_SIZE(da850_evm_aemif_devices),
 299 };
 300
 301 static struct platform_device da850_evm_aemif_device = {
 302         .name           = "ti-aemif",
 303         .id             = -1,
 304         .dev = {
 305                 .platform_data  = &da850_evm_aemif_pdata,
 306         },
 307         .resource       = da850_evm_aemif_resource,
 308         .num_resources  = ARRAY_SIZE(da850_evm_aemif_resource),
 309 };
 310
 311 static const short da850_evm_nand_pins[] = {
 312         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
 313         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
 314         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
 315         DA850_NEMA_WE, DA850_NEMA_OE,
 316         -1
 317 };
 318
 319 static const short da850_evm_nor_pins[] = {
 320         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
 321         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
 322         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
 323         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
 324         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
 325         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
 326         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
 327         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
 328         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
 329         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
 330         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
 331         DA850_EMA_A_22, DA850_EMA_A_23,
 332         -1
 333 };
 334
 335 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
 336
 337 static inline void da850_evm_setup_nor_nand(void)
 338 {
 339         int ret = 0;
 340
 341         if (!HAS_MMC) {
 342                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 343                 if (ret)
 344                         pr_warn("%s: NAND mux setup failed: %d\n",
 345                                 __func__, ret);
 346
 347                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 348                 if (ret)
 349                         pr_warn("%s: NOR mux setup failed: %d\n",
 350                                 __func__, ret);
 351
 352                 ret = platform_device_register(&da850_evm_aemif_device);
 353                 if (ret)
 354                         pr_warn("%s: registering aemif failed: %d\n",
 355                                 __func__, ret);
 356         }
 357 }
 358
 359 #ifdef CONFIG_DA850_UI_RMII
 360 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 361 {
 362         struct davinci_soc_info *soc_info = &davinci_soc_info;
 363
 364         soc_info->emac_pdata->rmii_en = 1;
 365         gpio_set_value_cansleep(rmii_sel, 0);
 366 }
 367 #else
 368 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 369 #endif
 370
 371
 372 #define DA850_KEYS_DEBOUNCE_MS  10
 373 /*
 374  * At 200ms polling interval it is possible to miss an
 375  * event by tapping very lightly on the push button but most
 376  * pushes do result in an event; longer intervals require the
 377  * user to hold the button whereas shorter intervals require
 378  * more CPU time for polling.
 379  */
 380 #define DA850_GPIO_KEYS_POLL_MS 200
 381
 382 enum da850_evm_ui_exp_pins {
 383         DA850_EVM_UI_EXP_SEL_C = 5,
 384         DA850_EVM_UI_EXP_SEL_B,
 385         DA850_EVM_UI_EXP_SEL_A,
 386         DA850_EVM_UI_EXP_PB8,
 387         DA850_EVM_UI_EXP_PB7,
 388         DA850_EVM_UI_EXP_PB6,
 389         DA850_EVM_UI_EXP_PB5,
 390         DA850_EVM_UI_EXP_PB4,
 391         DA850_EVM_UI_EXP_PB3,
 392         DA850_EVM_UI_EXP_PB2,
 393         DA850_EVM_UI_EXP_PB1,
 394 };
 395
 396 static const char * const da850_evm_ui_exp[] = {
 397         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 398         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 399         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 400         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 401         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 402         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 403         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 404         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 405         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 406         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 407         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 408 };
 409
 410 #define DA850_N_UI_PB           8
 411
 412 static struct gpio_keys_button da850_evm_ui_keys[] = {
 413         [0 ... DA850_N_UI_PB - 1] = {
 414                 .type                   = EV_KEY,
 415                 .active_low             = 1,
 416                 .wakeup                 = 0,
 417                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 418                 .code                   = -1, /* assigned at runtime */
 419                 .gpio                   = -1, /* assigned at runtime */
 420                 .desc                   = NULL, /* assigned at runtime */
 421         },
 422 };
 423
 424 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 425         .buttons = da850_evm_ui_keys,
 426         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 427         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 428 };
 429
 430 static struct platform_device da850_evm_ui_keys_device = {
 431         .name = "gpio-keys-polled",
 432         .id = 0,
 433         .dev = {
 434                 .platform_data = &da850_evm_ui_keys_pdata
 435         },
 436 };
 437
 438 static void da850_evm_ui_keys_init(unsigned gpio)
 439 {
 440         int i;
 441         struct gpio_keys_button *button;
 442
 443         for (i = 0; i < DA850_N_UI_PB; i++) {
 444                 button = &da850_evm_ui_keys[i];
 445                 button->code = KEY_F8 - i;
 446                 button->desc = da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
 447                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
 448         }
 449 }
 450
 451 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
 452 static inline void da850_evm_setup_video_port(int video_sel)
 453 {
 454         gpio_set_value_cansleep(video_sel, 0);
 455 }
 456 #else
 457 static inline void da850_evm_setup_video_port(int video_sel) { }
 458 #endif
 459
 460 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
 461                                                 unsigned ngpio, void *c)
 462 {
 463         int sel_a, sel_b, sel_c, ret;
 464
 465         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
 466         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
 467         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
 468
 469         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
 470         if (ret) {
 471                 pr_warn("Cannot open UI expander pin %d\n", sel_a);
 472                 goto exp_setup_sela_fail;
 473         }
 474
 475         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
 476         if (ret) {
 477                 pr_warn("Cannot open UI expander pin %d\n", sel_b);
 478                 goto exp_setup_selb_fail;
 479         }
 480
 481         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
 482         if (ret) {
 483                 pr_warn("Cannot open UI expander pin %d\n", sel_c);
 484                 goto exp_setup_selc_fail;
 485         }
 486
 487         /* deselect all functionalities */
 488         gpio_direction_output(sel_a, 1);
 489         gpio_direction_output(sel_b, 1);
 490         gpio_direction_output(sel_c, 1);
 491
 492         da850_evm_ui_keys_init(gpio);
 493         ret = platform_device_register(&da850_evm_ui_keys_device);
 494         if (ret) {
 495                 pr_warn("Could not register UI GPIO expander push-buttons");
 496                 goto exp_setup_keys_fail;
 497         }
 498
 499         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
 500
 501         da850_evm_setup_nor_nand();
 502
 503         da850_evm_setup_emac_rmii(sel_a);
 504
 505         da850_evm_setup_video_port(sel_c);
 506
 507         return 0;
 508
 509 exp_setup_keys_fail:
 510         gpio_free(sel_c);
 511 exp_setup_selc_fail:
 512         gpio_free(sel_b);
 513 exp_setup_selb_fail:
 514         gpio_free(sel_a);
 515 exp_setup_sela_fail:
 516         return ret;
 517 }
 518
 519 static void da850_evm_ui_expander_teardown(struct i2c_client *client,
 520                                            unsigned gpio, unsigned ngpio, void *c)
 521 {
 522         platform_device_unregister(&da850_evm_ui_keys_device);
 523
 524         /* deselect all functionalities */
 525         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
 526         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
 527         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
 528
 529         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
 530         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
 531         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
 532 }
 533
 534 /* assign the baseboard expander's GPIOs after the UI board's */
 535 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
 536 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
 537
 538 enum da850_evm_bb_exp_pins {
 539         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
 540         DA850_EVM_BB_EXP_SW_RST,
 541         DA850_EVM_BB_EXP_TP_23,
 542         DA850_EVM_BB_EXP_TP_22,
 543         DA850_EVM_BB_EXP_TP_21,
 544         DA850_EVM_BB_EXP_USER_PB1,
 545         DA850_EVM_BB_EXP_USER_LED2,
 546         DA850_EVM_BB_EXP_USER_LED1,
 547         DA850_EVM_BB_EXP_USER_SW1,
 548         DA850_EVM_BB_EXP_USER_SW2,
 549         DA850_EVM_BB_EXP_USER_SW3,
 550         DA850_EVM_BB_EXP_USER_SW4,
 551         DA850_EVM_BB_EXP_USER_SW5,
 552         DA850_EVM_BB_EXP_USER_SW6,
 553         DA850_EVM_BB_EXP_USER_SW7,
 554         DA850_EVM_BB_EXP_USER_SW8
 555 };
 556
 557 static const char * const da850_evm_bb_exp[] = {
 558         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
 559         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
 560         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
 561         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
 562         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
 563         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
 564         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
 565         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
 566         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
 567         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
 568         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
 569         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
 570         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
 571         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
 572         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
 573         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
 574 };
 575
 576 #define DA850_N_BB_USER_SW      8
 577
 578 static struct gpio_keys_button da850_evm_bb_keys[] = {
 579         [0] = {
 580                 .type                   = EV_KEY,
 581                 .active_low             = 1,
 582                 .wakeup                 = 0,
 583                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 584                 .code                   = KEY_PROG1,
 585                 .desc                   = NULL, /* assigned at runtime */
 586                 .gpio                   = -1, /* assigned at runtime */
 587         },
 588         [1 ... DA850_N_BB_USER_SW] = {
 589                 .type                   = EV_SW,
 590                 .active_low             = 1,
 591                 .wakeup                 = 0,
 592                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 593                 .code                   = -1, /* assigned at runtime */
 594                 .desc                   = NULL, /* assigned at runtime */
 595                 .gpio                   = -1, /* assigned at runtime */
 596         },
 597 };
 598
 599 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
 600         .buttons = da850_evm_bb_keys,
 601         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
 602         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 603 };
 604
 605 static struct platform_device da850_evm_bb_keys_device = {
 606         .name = "gpio-keys-polled",
 607         .id = 1,
 608         .dev = {
 609                 .platform_data = &da850_evm_bb_keys_pdata
 610         },
 611 };
 612
 613 static void da850_evm_bb_keys_init(unsigned gpio)
 614 {
 615         int i;
 616         struct gpio_keys_button *button;
 617
 618         button = &da850_evm_bb_keys[0];
 619         button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
 620         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
 621
 622         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
 623                 button = &da850_evm_bb_keys[i + 1];
 624                 button->code = SW_LID + i;
 625                 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 626                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 627         }
 628 }
 629
 630 static struct gpio_led da850_evm_bb_leds[] = {
 631         {
 632                 .name = "user_led2",
 633         },
 634         {
 635                 .name = "user_led1",
 636         },
 637 };
 638
 639 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 640         .leds = da850_evm_bb_leds,
 641         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 642 };
 643
 644 static struct gpiod_lookup_table da850_evm_bb_leds_gpio_table = {
 645         .dev_id = "leds-gpio",
 646         .table = {
 647                 GPIO_LOOKUP_IDX("i2c-bb-expander",
 648                                 DA850_EVM_BB_EXP_USER_LED2, NULL,
 649                                 0, GPIO_ACTIVE_LOW),
 650                 GPIO_LOOKUP_IDX("i2c-bb-expander",
 651                                 DA850_EVM_BB_EXP_USER_LED2 + 1, NULL,
 652                                 1, GPIO_ACTIVE_LOW),
 653
 654                 { },
 655         },
 656 };
 657
 658 static struct platform_device da850_evm_bb_leds_device = {
 659         .name           = "leds-gpio",
 660         .id             = -1,
 661         .dev = {
 662                 .platform_data = &da850_evm_bb_leds_pdata
 663         }
 664 };
 665
 666 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 667                                                 unsigned gpio, unsigned ngpio,
 668                                                 void *c)
 669 {
 670         int ret;
 671
 672         /*
 673          * Register the switches and pushbutton on the baseboard as a gpio-keys
 674          * device.
 675          */
 676         da850_evm_bb_keys_init(gpio);
 677         ret = platform_device_register(&da850_evm_bb_keys_device);
 678         if (ret) {
 679                 pr_warn("Could not register baseboard GPIO expander keys");
 680                 goto io_exp_setup_sw_fail;
 681         }
 682
 683         gpiod_add_lookup_table(&da850_evm_bb_leds_gpio_table);
 684         ret = platform_device_register(&da850_evm_bb_leds_device);
 685         if (ret) {
 686                 pr_warn("Could not register baseboard GPIO expander LEDs");
 687                 goto io_exp_setup_leds_fail;
 688         }
 689
 690         return 0;
 691
 692 io_exp_setup_leds_fail:
 693         platform_device_unregister(&da850_evm_bb_keys_device);
 694 io_exp_setup_sw_fail:
 695         return ret;
 696 }
 697
 698 static void da850_evm_bb_expander_teardown(struct i2c_client *client,
 699                                            unsigned gpio, unsigned ngpio, void *c)
 700 {
 701         platform_device_unregister(&da850_evm_bb_leds_device);
 702         platform_device_unregister(&da850_evm_bb_keys_device);
 703 }
 704
 705 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 706         .gpio_base      = DAVINCI_N_GPIO,
 707         .setup          = da850_evm_ui_expander_setup,
 708         .teardown       = da850_evm_ui_expander_teardown,
 709         .names          = da850_evm_ui_exp,
 710 };
 711
 712 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 713         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 714         .setup          = da850_evm_bb_expander_setup,
 715         .teardown       = da850_evm_bb_expander_teardown,
 716         .names          = da850_evm_bb_exp,
 717 };
 718
 719 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 720         {
 721                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 722         },
 723         {
 724                 I2C_BOARD_INFO("tca6416", 0x20),
 725                 .dev_name = "ui-expander",
 726                 .platform_data = &da850_evm_ui_expander_info,
 727         },
 728         {
 729                 I2C_BOARD_INFO("tca6416", 0x21),
 730                 .dev_name = "bb-expander",
 731                 .platform_data = &da850_evm_bb_expander_info,
 732         },
 733 };
 734
 735 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 736         .bus_freq       = 100,  /* kHz */
 737         .bus_delay      = 0,    /* usec */
 738 };
 739
 740 /* davinci da850 evm audio machine driver */
 741 static u8 da850_iis_serializer_direction[] = {
 742         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 743         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 744         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 745         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 746 };
 747
 748 static struct snd_platform_data da850_evm_snd_data = {
 749         .tx_dma_offset          = 0x2000,
 750         .rx_dma_offset          = 0x2000,
 751         .op_mode                = DAVINCI_MCASP_IIS_MODE,
 752         .num_serializer         = ARRAY_SIZE(da850_iis_serializer_direction),
 753         .tdm_slots              = 2,
 754         .serial_dir             = da850_iis_serializer_direction,
 755         .asp_chan_q             = EVENTQ_0,
 756         .ram_chan_q             = EVENTQ_1,
 757         .version                = MCASP_VERSION_2,
 758         .txnumevt               = 1,
 759         .rxnumevt               = 1,
 760         .sram_size_playback     = SZ_8K,
 761         .sram_size_capture      = SZ_8K,
 762 };
 763
 764 static const short da850_evm_mcasp_pins[] __initconst = {
 765         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
 766         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
 767         DA850_AXR_11, DA850_AXR_12,
 768         -1
 769 };
 770
 771 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
 772 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
 773
 774 static struct gpiod_lookup_table mmc_gpios_table = {
 775         .dev_id = "da830-mmc.0",
 776         .table = {
 777                 /* gpio chip 2 contains gpio range 64-95 */
 778                 GPIO_LOOKUP("davinci_gpio", DA850_MMCSD_CD_PIN, "cd",
 779                             GPIO_ACTIVE_LOW),
 780                 GPIO_LOOKUP("davinci_gpio", DA850_MMCSD_WP_PIN, "wp",
 781                             GPIO_ACTIVE_HIGH),
 782                 { }
 783         },
 784 };
 785
 786 static struct davinci_mmc_config da850_mmc_config = {
 787         .wires          = 4,
 788         .max_freq       = 50000000,
 789         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 790 };
 791
 792 static const short da850_evm_mmcsd0_pins[] __initconst = {
 793         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
 794         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
 795         DA850_GPIO4_0, DA850_GPIO4_1,
 796         -1
 797 };
 798
 799 static struct property_entry da850_lcd_backlight_props[] = {
 800         PROPERTY_ENTRY_BOOL("default-on"),
 801         { }
 802 };
 803
 804 static struct gpiod_lookup_table da850_lcd_backlight_gpio_table = {
 805         .dev_id         = "gpio-backlight",
 806         .table = {
 807                 GPIO_LOOKUP("davinci_gpio", DA850_LCD_BL_PIN, NULL, 0),
 808                 { }
 809         },
 810 };
 811
 812 static const struct platform_device_info da850_lcd_backlight_info = {
 813         .name           = "gpio-backlight",
 814         .id             = PLATFORM_DEVID_NONE,
 815         .properties     = da850_lcd_backlight_props,
 816 };
 817
 818 static struct regulator_consumer_supply da850_lcd_supplies[] = {
 819         REGULATOR_SUPPLY("lcd", NULL),
 820 };
 821
 822 static struct regulator_init_data da850_lcd_supply_data = {
 823         .consumer_supplies      = da850_lcd_supplies,
 824         .num_consumer_supplies  = ARRAY_SIZE(da850_lcd_supplies),
 825         .constraints    = {
 826                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 827         },
 828 };
 829
 830 static struct fixed_voltage_config da850_lcd_supply = {
 831         .supply_name            = "lcd",
 832         .microvolts             = 33000000,
 833         .init_data              = &da850_lcd_supply_data,
 834 };
 835
 836 static struct platform_device da850_lcd_supply_device = {
 837         .name                   = "reg-fixed-voltage",
 838         .id                     = 1, /* Dummy fixed regulator is 0 */
 839         .dev                    = {
 840                 .platform_data = &da850_lcd_supply,
 841         },
 842 };
 843
 844 static struct gpiod_lookup_table da850_lcd_supply_gpio_table = {
 845         .dev_id                 = "reg-fixed-voltage.1",
 846         .table = {
 847                 GPIO_LOOKUP("davinci_gpio", DA850_LCD_PWR_PIN, NULL, 0),
 848                 { }
 849         },
 850 };
 851
 852 static struct gpiod_lookup_table *da850_lcd_gpio_lookups[] = {
 853         &da850_lcd_backlight_gpio_table,
 854         &da850_lcd_supply_gpio_table,
 855 };
 856
 857 static int da850_lcd_hw_init(void)
 858 {
 859         struct platform_device *backlight;
 860         int status;
 861
 862         gpiod_add_lookup_tables(da850_lcd_gpio_lookups,
 863                                 ARRAY_SIZE(da850_lcd_gpio_lookups));
 864
 865         backlight = platform_device_register_full(&da850_lcd_backlight_info);
 866         if (IS_ERR(backlight))
 867                 return PTR_ERR(backlight);
 868
 869         status = platform_device_register(&da850_lcd_supply_device);
 870         if (status)
 871                 return status;
 872
 873         return 0;
 874 }
 875
 876 /* Fixed regulator support */
 877 static struct regulator_consumer_supply fixed_supplies[] = {
 878         /* Baseboard 3.3V: 5V -> TPS73701DCQ -> 3.3V */
 879         REGULATOR_SUPPLY("AVDD", "1-0018"),
 880         REGULATOR_SUPPLY("DRVDD", "1-0018"),
 881
 882         /* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
 883         REGULATOR_SUPPLY("DVDD", "1-0018"),
 884
 885         /* UI card 3.3V: 5V -> TPS73701DCQ -> 3.3V */
 886         REGULATOR_SUPPLY("vcc", "1-0020"),
 887 };
 888
 889 /* TPS65070 voltage regulator support */
 890
 891 /* 3.3V */
 892 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
 893         {
 894                 .supply = "usb0_vdda33",
 895         },
 896         {
 897                 .supply = "usb1_vdda33",
 898         },
 899 };
 900
 901 /* 3.3V or 1.8V */
 902 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
 903         {
 904                 .supply = "dvdd3318_a",
 905         },
 906         {
 907                 .supply = "dvdd3318_b",
 908         },
 909         {
 910                 .supply = "dvdd3318_c",
 911         },
 912         REGULATOR_SUPPLY("IOVDD", "1-0018"),
 913 };
 914
 915 /* 1.2V */
 916 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
 917         {
 918                 .supply = "cvdd",
 919         },
 920 };
 921
 922 /* 1.8V LDO */
 923 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
 924         {
 925                 .supply = "sata_vddr",
 926         },
 927         {
 928                 .supply = "usb0_vdda18",
 929         },
 930         {
 931                 .supply = "usb1_vdda18",
 932         },
 933         {
 934                 .supply = "ddr_dvdd18",
 935         },
 936 };
 937
 938 /* 1.2V LDO */
 939 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
 940         {
 941                 .supply = "sata_vdd",
 942         },
 943         {
 944                 .supply = "pll0_vdda",
 945         },
 946         {
 947                 .supply = "pll1_vdda",
 948         },
 949         {
 950                 .supply = "usbs_cvdd",
 951         },
 952         {
 953                 .supply = "vddarnwa1",
 954         },
 955 };
 956
 957 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
 958 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
 959         .defdcdc_default = true,
 960 };
 961
 962 static struct regulator_init_data tps65070_regulator_data[] = {
 963         /* dcdc1 */
 964         {
 965                 .constraints = {
 966                         .min_uV = 3150000,
 967                         .max_uV = 3450000,
 968                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 969                                 REGULATOR_CHANGE_STATUS),
 970                         .boot_on = 1,
 971                 },
 972                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
 973                 .consumer_supplies = tps65070_dcdc1_consumers,
 974         },
 975
 976         /* dcdc2 */
 977         {
 978                 .constraints = {
 979                         .min_uV = 1710000,
 980                         .max_uV = 3450000,
 981                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 982                                 REGULATOR_CHANGE_STATUS),
 983                         .boot_on = 1,
 984                         .always_on = 1,
 985                 },
 986                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
 987                 .consumer_supplies = tps65070_dcdc2_consumers,
 988                 .driver_data = &tps6507x_platform_data,
 989         },
 990
 991         /* dcdc3 */
 992         {
 993                 .constraints = {
 994                         .min_uV = 950000,
 995                         .max_uV = 1350000,
 996                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 997                                 REGULATOR_CHANGE_STATUS),
 998                         .boot_on = 1,
 999                 },
1000                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
1001                 .consumer_supplies = tps65070_dcdc3_consumers,
1002                 .driver_data = &tps6507x_platform_data,
1003         },
1004
1005         /* ldo1 */
1006         {
1007                 .constraints = {
1008                         .min_uV = 1710000,
1009                         .max_uV = 1890000,
1010                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
1011                                 REGULATOR_CHANGE_STATUS),
1012                         .boot_on = 1,
1013                 },
1014                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
1015                 .consumer_supplies = tps65070_ldo1_consumers,
1016         },
1017
1018         /* ldo2 */
1019         {
1020                 .constraints = {
1021                         .min_uV = 1140000,
1022                         .max_uV = 1320000,
1023                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
1024                                 REGULATOR_CHANGE_STATUS),
1025                         .boot_on = 1,
1026                 },
1027                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
1028                 .consumer_supplies = tps65070_ldo2_consumers,
1029         },
1030 };
1031
1032 static struct touchscreen_init_data tps6507x_touchscreen_data = {
1033         .poll_period =  30,     /* ms between touch samples */
1034         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
1035         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
1036         .product = 65070,       /* /sys/class/input/input?/id/product */
1037         .version = 0x100,       /* /sys/class/input/input?/id/version */
1038 };
1039
1040 static struct tps6507x_board tps_board = {
1041         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1042         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1043 };
1044
1045 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1046         {
1047                 I2C_BOARD_INFO("tps6507x", 0x48),
1048                 .platform_data = &tps_board,
1049         },
1050 };
1051
1052 static int __init pmic_tps65070_init(void)
1053 {
1054         return i2c_register_board_info(1, da850_evm_tps65070_info,
1055                                         ARRAY_SIZE(da850_evm_tps65070_info));
1056 }
1057
1058 static const short da850_evm_lcdc_pins[] = {
1059         DA850_GPIO2_8, DA850_GPIO2_15,
1060         -1
1061 };
1062
1063 static const short da850_evm_mii_pins[] = {
1064         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1065         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1066         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1067         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1068         DA850_MDIO_D,
1069         -1
1070 };
1071
1072 static const short da850_evm_rmii_pins[] = {
1073         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1074         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1075         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1076         DA850_MDIO_D,
1077         -1
1078 };
1079
1080 static struct gpiod_hog da850_evm_emac_gpio_hogs[] = {
1081         {
1082                 .chip_label     = "davinci_gpio",
1083                 .chip_hwnum     = DA850_MII_MDIO_CLKEN_PIN,
1084                 .line_name      = "mdio_clk_en",
1085                 .lflags         = 0,
1086                 /* dflags set in da850_evm_config_emac() */
1087         },
1088         { }
1089 };
1090
1091 static int __init da850_evm_config_emac(void)
1092 {
1093         void __iomem *cfg_chip3_base;
1094         int ret;
1095         u32 val;
1096         struct davinci_soc_info *soc_info = &davinci_soc_info;
1097         u8 rmii_en;
1098
1099         if (!machine_is_davinci_da850_evm())
1100                 return 0;
1101
1102         rmii_en = soc_info->emac_pdata->rmii_en;
1103
1104         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1105
1106         val = __raw_readl(cfg_chip3_base);
1107
1108         if (rmii_en) {
1109                 val |= BIT(8);
1110                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1111                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1112                                                         " functional\n");
1113         } else {
1114                 val &= ~BIT(8);
1115                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1116                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1117                                                         " functional\n");
1118         }
1119
1120         if (ret)
1121                 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1122                         __func__, ret);
1123
1124         /* configure the CFGCHIP3 register for RMII or MII */
1125         __raw_writel(val, cfg_chip3_base);
1126
1127         ret = davinci_cfg_reg(DA850_GPIO2_6);
1128         if (ret)
1129                 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1130
1131         da850_evm_emac_gpio_hogs[0].dflags = rmii_en ? GPIOD_OUT_HIGH
1132                                                      : GPIOD_OUT_LOW;
1133         gpiod_add_hogs(da850_evm_emac_gpio_hogs);
1134
1135         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1136
1137         ret = da8xx_register_emac();
1138         if (ret)
1139                 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1140
1141         return 0;
1142 }
1143 device_initcall(da850_evm_config_emac);
1144
1145 /*
1146  * The following EDMA channels/slots are not being used by drivers (for
1147  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1148  * they are being reserved for codecs on the DSP side.
1149  */
1150 static const s16 da850_dma0_rsv_chans[][2] = {
1151         /* (offset, number) */
1152         { 8,  6},
1153         {24,  4},
1154         {30,  2},
1155         {-1, -1}
1156 };
1157
1158 static const s16 da850_dma0_rsv_slots[][2] = {
1159         /* (offset, number) */
1160         { 8,  6},
1161         {24,  4},
1162         {30, 50},
1163         {-1, -1}
1164 };
1165
1166 static const s16 da850_dma1_rsv_chans[][2] = {
1167         /* (offset, number) */
1168         { 0, 28},
1169         {30,  2},
1170         {-1, -1}
1171 };
1172
1173 static const s16 da850_dma1_rsv_slots[][2] = {
1174         /* (offset, number) */
1175         { 0, 28},
1176         {30, 90},
1177         {-1, -1}
1178 };
1179
1180 static struct edma_rsv_info da850_edma_cc0_rsv = {
1181         .rsv_chans      = da850_dma0_rsv_chans,
1182         .rsv_slots      = da850_dma0_rsv_slots,
1183 };
1184
1185 static struct edma_rsv_info da850_edma_cc1_rsv = {
1186         .rsv_chans      = da850_dma1_rsv_chans,
1187         .rsv_slots      = da850_dma1_rsv_slots,
1188 };
1189
1190 static struct edma_rsv_info *da850_edma_rsv[2] = {
1191         &da850_edma_cc0_rsv,
1192         &da850_edma_cc1_rsv,
1193 };
1194
1195 #ifdef CONFIG_CPU_FREQ
1196 static __init int da850_evm_init_cpufreq(void)
1197 {
1198         switch (system_rev & 0xF) {
1199         case 3:
1200                 da850_max_speed = 456000;
1201                 break;
1202         case 2:
1203                 da850_max_speed = 408000;
1204                 break;
1205         case 1:
1206                 da850_max_speed = 372000;
1207                 break;
1208         }
1209
1210         return da850_register_cpufreq("pll0_sysclk3");
1211 }
1212 #else
1213 static __init int da850_evm_init_cpufreq(void) { return 0; }
1214 #endif
1215
1216 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1217
1218 #define TVP5147_CH0             "tvp514x-0"
1219 #define TVP5147_CH1             "tvp514x-1"
1220
1221 /* VPIF capture configuration */
1222 static struct tvp514x_platform_data tvp5146_pdata = {
1223                 .clk_polarity = 0,
1224                 .hs_polarity  = 1,
1225                 .vs_polarity  = 1,
1226 };
1227
1228 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1229
1230 static struct vpif_input da850_ch0_inputs[] = {
1231         {
1232                 .input = {
1233                         .index = 0,
1234                         .name  = "Composite",
1235                         .type  = V4L2_INPUT_TYPE_CAMERA,
1236                         .capabilities = V4L2_IN_CAP_STD,
1237                         .std   = TVP514X_STD_ALL,
1238                 },
1239                 .input_route = INPUT_CVBS_VI2B,
1240                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1241                 .subdev_name = TVP5147_CH0,
1242         },
1243 };
1244
1245 static struct vpif_input da850_ch1_inputs[] = {
1246         {
1247                 .input = {
1248                         .index = 0,
1249                         .name  = "S-Video",
1250                         .type  = V4L2_INPUT_TYPE_CAMERA,
1251                         .capabilities = V4L2_IN_CAP_STD,
1252                         .std   = TVP514X_STD_ALL,
1253                 },
1254                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1255                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1256                 .subdev_name = TVP5147_CH1,
1257         },
1258 };
1259
1260 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1261         {
1262                 .name = TVP5147_CH0,
1263                 .board_info = {
1264                         I2C_BOARD_INFO("tvp5146", 0x5d),
1265                         .platform_data = &tvp5146_pdata,
1266                 },
1267         },
1268         {
1269                 .name = TVP5147_CH1,
1270                 .board_info = {
1271                         I2C_BOARD_INFO("tvp5146", 0x5c),
1272                         .platform_data = &tvp5146_pdata,
1273                 },
1274         },
1275 };
1276
1277 static struct vpif_capture_config da850_vpif_capture_config = {
1278         .subdev_info = da850_vpif_capture_sdev_info,
1279         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1280         .i2c_adapter_id = 1,
1281         .chan_config[0] = {
1282                 .inputs = da850_ch0_inputs,
1283                 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1284                 .vpif_if = {
1285                         .if_type = VPIF_IF_BT656,
1286                         .hd_pol  = 1,
1287                         .vd_pol  = 1,
1288                         .fid_pol = 0,
1289                 },
1290         },
1291         .chan_config[1] = {
1292                 .inputs = da850_ch1_inputs,
1293                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1294                 .vpif_if = {
1295                         .if_type = VPIF_IF_BT656,
1296                         .hd_pol  = 1,
1297                         .vd_pol  = 1,
1298                         .fid_pol = 0,
1299                 },
1300         },
1301         .card_name = "DA850/OMAP-L138 Video Capture",
1302 };
1303
1304 /* VPIF display configuration */
1305
1306 static struct adv7343_platform_data adv7343_pdata = {
1307         .mode_config = {
1308                 .dac = { 1, 1, 1 },
1309         },
1310         .sd_config = {
1311                 .sd_dac_out = { 1 },
1312         },
1313 };
1314
1315 static struct vpif_subdev_info da850_vpif_subdev[] = {
1316         {
1317                 .name = "adv7343",
1318                 .board_info = {
1319                         I2C_BOARD_INFO("adv7343", 0x2a),
1320                         .platform_data = &adv7343_pdata,
1321                 },
1322         },
1323 };
1324
1325 static const struct vpif_output da850_ch0_outputs[] = {
1326         {
1327                 .output = {
1328                         .index = 0,
1329                         .name = "Composite",
1330                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1331                         .capabilities = V4L2_OUT_CAP_STD,
1332                         .std = V4L2_STD_ALL,
1333                 },
1334                 .subdev_name = "adv7343",
1335                 .output_route = ADV7343_COMPOSITE_ID,
1336         },
1337         {
1338                 .output = {
1339                         .index = 1,
1340                         .name = "S-Video",
1341                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1342                         .capabilities = V4L2_OUT_CAP_STD,
1343                         .std = V4L2_STD_ALL,
1344                 },
1345                 .subdev_name = "adv7343",
1346                 .output_route = ADV7343_SVIDEO_ID,
1347         },
1348 };
1349
1350 static struct vpif_display_config da850_vpif_display_config = {
1351         .subdevinfo   = da850_vpif_subdev,
1352         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1353         .chan_config[0] = {
1354                 .outputs = da850_ch0_outputs,
1355                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1356         },
1357         .card_name    = "DA850/OMAP-L138 Video Display",
1358         .i2c_adapter_id = 1,
1359 };
1360
1361 static __init void da850_vpif_init(void)
1362 {
1363         int ret;
1364
1365         ret = da850_register_vpif();
1366         if (ret)
1367                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1368
1369         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1370         if (ret)
1371                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1372                         ret);
1373
1374         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1375         if (ret)
1376                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1377
1378         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1379         if (ret)
1380                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1381                         ret);
1382
1383         ret = da850_register_vpif_display(&da850_vpif_display_config);
1384         if (ret)
1385                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1386 }
1387
1388 #else
1389 static __init void da850_vpif_init(void) {}
1390 #endif
1391
1392 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1393
1394 static __init void da850_evm_init(void)
1395 {
1396         int ret;
1397
1398         da850_register_clocks();
1399
1400         ret = da850_register_gpio();
1401         if (ret)
1402                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1403
1404         regulator_register_fixed(0, fixed_supplies, ARRAY_SIZE(fixed_supplies));
1405
1406         ret = pmic_tps65070_init();
1407         if (ret)
1408                 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1409
1410         ret = da850_register_edma(da850_edma_rsv);
1411         if (ret)
1412                 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1413
1414         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1415         if (ret)
1416                 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1417
1418         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1419         if (ret)
1420                 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1421
1422
1423         ret = da8xx_register_watchdog();
1424         if (ret)
1425                 pr_warn("%s: watchdog registration failed: %d\n",
1426                         __func__, ret);
1427
1428         if (HAS_MMC) {
1429                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1430                 if (ret)
1431                         pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1432                                 __func__, ret);
1433
1434                 gpiod_add_lookup_table(&mmc_gpios_table);
1435
1436                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1437                 if (ret)
1438                         pr_warn("%s: MMCSD0 registration failed: %d\n",
1439                                 __func__, ret);
1440         }
1441
1442         davinci_serial_init(da8xx_serial_device);
1443
1444         nvmem_add_cell_table(&da850evm_nvmem_cell_table);
1445         nvmem_add_cell_lookups(&da850evm_nvmem_cell_lookup, 1);
1446
1447         i2c_register_board_info(1, da850_evm_i2c_devices,
1448                         ARRAY_SIZE(da850_evm_i2c_devices));
1449
1450         /*
1451          * shut down uart 0 and 1; they are not used on the board and
1452          * accessing them causes endless "too much work in irq53" messages
1453          * with arago fs
1454          */
1455         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1456         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1457
1458         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1459         if (ret)
1460                 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1461
1462         da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1463         da8xx_register_mcasp(0, &da850_evm_snd_data);
1464
1465         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1466         if (ret)
1467                 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1468
1469         ret = da8xx_register_uio_pruss();
1470         if (ret)
1471                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1472                                 ret);
1473
1474         /* Handle board specific muxing for LCD here */
1475         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1476         if (ret)
1477                 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1478                         __func__, ret);
1479
1480         ret = da850_lcd_hw_init();
1481         if (ret)
1482                 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1483
1484         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1485         if (ret)
1486                 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1487
1488         ret = da8xx_register_rtc();
1489         if (ret)
1490                 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1491
1492         ret = da850_evm_init_cpufreq();
1493         if (ret)
1494                 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1495
1496         ret = da8xx_register_cpuidle();
1497         if (ret)
1498                 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1499
1500         davinci_pm_init();
1501         da850_vpif_init();
1502
1503         ret = spi_register_board_info(da850evm_spi_info,
1504                                       ARRAY_SIZE(da850evm_spi_info));
1505         if (ret)
1506                 pr_warn("%s: spi info registration failed: %d\n", __func__,
1507                         ret);
1508
1509         ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1510         if (ret)
1511                 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1512
1513         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1514         if (ret)
1515                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1516
1517         ret = da8xx_register_rproc();
1518         if (ret)
1519                 pr_warn("%s: dsp/rproc registration failed: %d\n",
1520                         __func__, ret);
1521
1522         regulator_has_full_constraints();
1523 }
1524
1525 #ifdef CONFIG_SERIAL_8250_CONSOLE
1526 static int __init da850_evm_console_init(void)
1527 {
1528         if (!machine_is_davinci_da850_evm())
1529                 return 0;
1530
1531         return add_preferred_console("ttyS", 2, "115200");
1532 }
1533 console_initcall(da850_evm_console_init);
1534 #endif
1535
1536 static void __init da850_evm_map_io(void)
1537 {
1538         da850_init();
1539 }
1540
1541 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1542         .atag_offset    = 0x100,
1543         .map_io         = da850_evm_map_io,
1544         .init_irq       = da850_init_irq,
1545         .init_time      = da850_init_time,
1546         .init_machine   = da850_evm_init,
1547         .init_late      = davinci_init_late,
1548         .dma_zone_size  = SZ_128M,
1549         .reserve        = da8xx_rproc_reserve_cma,
1550 MACHINE_END