arch/arm/mach-davinci/board-da830-evm.c

   1 /*
   2  * TI DA830/OMAP L137 EVM board
   3  *
   4  * Author: Mark A. Greer <mgreer@mvista.com>
   5  * Derived from: arch/arm/mach-davinci/board-dm644x-evm.c
   6  *
   7  * 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under
   8  * the terms of the GNU General Public License version 2. This program
   9  * is licensed "as is" without any warranty of any kind, whether express
  10  * or implied.
  11  */
  12 #include <linux/kernel.h>
  13 #include <linux/init.h>
  14 #include <linux/console.h>
  15 #include <linux/interrupt.h>
  16 #include <linux/gpio.h>
  17 #include <linux/gpio/machine.h>
  18 #include <linux/platform_device.h>
  19 #include <linux/i2c.h>
  20 #include <linux/platform_data/pcf857x.h>
  21 #include <linux/property.h>
  22 #include <linux/mtd/mtd.h>
  23 #include <linux/mtd/partitions.h>
  24 #include <linux/spi/spi.h>
  25 #include <linux/spi/flash.h>
  26 #include <linux/platform_data/gpio-davinci.h>
  27 #include <linux/platform_data/mtd-davinci.h>
  28 #include <linux/platform_data/mtd-davinci-aemif.h>
  29 #include <linux/platform_data/spi-davinci.h>
  30 #include <linux/platform_data/usb-davinci.h>
  31 #include <linux/platform_data/ti-aemif.h>
  32 #include <linux/regulator/fixed.h>
  33 #include <linux/regulator/machine.h>
  34 #include <linux/nvmem-provider.h>
  35
  36 #include <asm/mach-types.h>
  37 #include <asm/mach/arch.h>
  38
  39 #include <mach/common.h>
  40 #include <mach/mux.h>
  41 #include <mach/da8xx.h>
  42
  43 #include "irqs.h"
  44
  45 #define DA830_EVM_PHY_ID                ""
  46 /*
  47  * USB1 VBUS is controlled by GPIO1[15], over-current is reported on GPIO2[4].
  48  */
  49 #define ON_BD_USB_DRV   GPIO_TO_PIN(1, 15)
  50 #define ON_BD_USB_OVC   GPIO_TO_PIN(2, 4)
  51
  52 static const short da830_evm_usb11_pins[] = {
  53         DA830_GPIO1_15, DA830_GPIO2_4,
  54         -1
  55 };
  56
  57 static struct regulator_consumer_supply da830_evm_usb_supplies[] = {
  58         REGULATOR_SUPPLY("vbus", NULL),
  59 };
  60
  61 static struct regulator_init_data da830_evm_usb_vbus_data = {
  62         .consumer_supplies      = da830_evm_usb_supplies,
  63         .num_consumer_supplies  = ARRAY_SIZE(da830_evm_usb_supplies),
  64         .constraints    = {
  65                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
  66         },
  67 };
  68
  69 static struct fixed_voltage_config da830_evm_usb_vbus = {
  70         .supply_name            = "vbus",
  71         .microvolts             = 33000000,
  72         .init_data              = &da830_evm_usb_vbus_data,
  73 };
  74
  75 static struct platform_device da830_evm_usb_vbus_device = {
  76         .name           = "reg-fixed-voltage",
  77         .id             = 0,
  78         .dev            = {
  79                 .platform_data = &da830_evm_usb_vbus,
  80         },
  81 };
  82
  83 static struct gpiod_lookup_table da830_evm_usb_oc_gpio_lookup = {
  84         .dev_id         = "ohci-da8xx",
  85         .table = {
  86                 GPIO_LOOKUP("davinci_gpio", ON_BD_USB_OVC, "oc", 0),
  87                 { }
  88         },
  89 };
  90
  91 static struct gpiod_lookup_table da830_evm_usb_vbus_gpio_lookup = {
  92         .dev_id         = "reg-fixed-voltage.0",
  93         .table = {
  94                 GPIO_LOOKUP("davinci_gpio", ON_BD_USB_DRV, NULL, 0),
  95                 { }
  96         },
  97 };
  98
  99 static struct gpiod_lookup_table *da830_evm_usb_gpio_lookups[] = {
 100         &da830_evm_usb_oc_gpio_lookup,
 101         &da830_evm_usb_vbus_gpio_lookup,
 102 };
 103
 104 static struct da8xx_ohci_root_hub da830_evm_usb11_pdata = {
 105         /* TPS2065 switch @ 5V */
 106         .potpgt         = (3 + 1) / 2,  /* 3 ms max */
 107 };
 108
 109 static __init void da830_evm_usb_init(void)
 110 {
 111         int ret;
 112
 113         ret = da8xx_register_usb_phy_clocks();
 114         if (ret)
 115                 pr_warn("%s: USB PHY CLK registration failed: %d\n",
 116                         __func__, ret);
 117
 118         gpiod_add_lookup_tables(da830_evm_usb_gpio_lookups,
 119                                 ARRAY_SIZE(da830_evm_usb_gpio_lookups));
 120
 121         ret = da8xx_register_usb_phy();
 122         if (ret)
 123                 pr_warn("%s: USB PHY registration failed: %d\n",
 124                         __func__, ret);
 125
 126         ret = davinci_cfg_reg(DA830_USB0_DRVVBUS);
 127         if (ret)
 128                 pr_warn("%s: USB 2.0 PinMux setup failed: %d\n", __func__, ret);
 129         else {
 130                 /*
 131                  * TPS2065 switch @ 5V supplies 1 A (sustains 1.5 A),
 132                  * with the power on to power good time of 3 ms.
 133                  */
 134                 ret = da8xx_register_usb20(1000, 3);
 135                 if (ret)
 136                         pr_warn("%s: USB 2.0 registration failed: %d\n",
 137                                 __func__, ret);
 138         }
 139
 140         ret = davinci_cfg_reg_list(da830_evm_usb11_pins);
 141         if (ret) {
 142                 pr_warn("%s: USB 1.1 PinMux setup failed: %d\n", __func__, ret);
 143                 return;
 144         }
 145
 146         ret = platform_device_register(&da830_evm_usb_vbus_device);
 147         if (ret) {
 148                 pr_warn("%s: Unable to register the vbus supply\n", __func__);
 149                 return;
 150         }
 151
 152         ret = da8xx_register_usb11(&da830_evm_usb11_pdata);
 153         if (ret)
 154                 pr_warn("%s: USB 1.1 registration failed: %d\n", __func__, ret);
 155 }
 156
 157 static const short da830_evm_mcasp1_pins[] = {
 158         DA830_AHCLKX1, DA830_ACLKX1, DA830_AFSX1, DA830_AHCLKR1, DA830_AFSR1,
 159         DA830_AMUTE1, DA830_AXR1_0, DA830_AXR1_1, DA830_AXR1_2, DA830_AXR1_5,
 160         DA830_ACLKR1, DA830_AXR1_6, DA830_AXR1_7, DA830_AXR1_8, DA830_AXR1_10,
 161         DA830_AXR1_11,
 162         -1
 163 };
 164
 165 static u8 da830_iis_serializer_direction[] = {
 166         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 167         INACTIVE_MODE,  TX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,
 168         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 169 };
 170
 171 static struct snd_platform_data da830_evm_snd_data = {
 172         .tx_dma_offset  = 0x2000,
 173         .rx_dma_offset  = 0x2000,
 174         .op_mode        = DAVINCI_MCASP_IIS_MODE,
 175         .num_serializer = ARRAY_SIZE(da830_iis_serializer_direction),
 176         .tdm_slots      = 2,
 177         .serial_dir     = da830_iis_serializer_direction,
 178         .asp_chan_q     = EVENTQ_0,
 179         .version        = MCASP_VERSION_2,
 180         .txnumevt       = 1,
 181         .rxnumevt       = 1,
 182 };
 183
 184 /*
 185  * GPIO2[1] is used as MMC_SD_WP and GPIO2[2] as MMC_SD_INS.
 186  */
 187 static const short da830_evm_mmc_sd_pins[] = {
 188         DA830_MMCSD_DAT_0, DA830_MMCSD_DAT_1, DA830_MMCSD_DAT_2,
 189         DA830_MMCSD_DAT_3, DA830_MMCSD_DAT_4, DA830_MMCSD_DAT_5,
 190         DA830_MMCSD_DAT_6, DA830_MMCSD_DAT_7, DA830_MMCSD_CLK,
 191         DA830_MMCSD_CMD,   DA830_GPIO2_1,     DA830_GPIO2_2,
 192         -1
 193 };
 194
 195 #define DA830_MMCSD_WP_PIN              GPIO_TO_PIN(2, 1)
 196 #define DA830_MMCSD_CD_PIN              GPIO_TO_PIN(2, 2)
 197
 198 static struct gpiod_lookup_table mmc_gpios_table = {
 199         .dev_id = "da830-mmc.0",
 200         .table = {
 201                 /* gpio chip 1 contains gpio range 32-63 */
 202                 GPIO_LOOKUP("davinci_gpio", DA830_MMCSD_CD_PIN, "cd",
 203                             GPIO_ACTIVE_LOW),
 204                 GPIO_LOOKUP("davinci_gpio", DA830_MMCSD_WP_PIN, "wp",
 205                             GPIO_ACTIVE_LOW),
 206                 { }
 207         },
 208 };
 209
 210 static struct davinci_mmc_config da830_evm_mmc_config = {
 211         .wires                  = 8,
 212         .max_freq               = 50000000,
 213         .caps                   = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 214 };
 215
 216 static inline void da830_evm_init_mmc(void)
 217 {
 218         int ret;
 219
 220         ret = davinci_cfg_reg_list(da830_evm_mmc_sd_pins);
 221         if (ret) {
 222                 pr_warn("%s: mmc/sd mux setup failed: %d\n", __func__, ret);
 223                 return;
 224         }
 225
 226         gpiod_add_lookup_table(&mmc_gpios_table);
 227
 228         ret = da8xx_register_mmcsd0(&da830_evm_mmc_config);
 229         if (ret) {
 230                 pr_warn("%s: mmc/sd registration failed: %d\n", __func__, ret);
 231                 gpiod_remove_lookup_table(&mmc_gpios_table);
 232         }
 233 }
 234
 235 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
 236
 237 #ifdef CONFIG_DA830_UI_NAND
 238 static struct mtd_partition da830_evm_nand_partitions[] = {
 239         /* bootloader (U-Boot, etc) in first sector */
 240         [0] = {
 241                 .name           = "bootloader",
 242                 .offset         = 0,
 243                 .size           = SZ_128K,
 244                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
 245         },
 246         /* bootloader params in the next sector */
 247         [1] = {
 248                 .name           = "params",
 249                 .offset         = MTDPART_OFS_APPEND,
 250                 .size           = SZ_128K,
 251                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
 252         },
 253         /* kernel */
 254         [2] = {
 255                 .name           = "kernel",
 256                 .offset         = MTDPART_OFS_APPEND,
 257                 .size           = SZ_2M,
 258                 .mask_flags     = 0,
 259         },
 260         /* file system */
 261         [3] = {
 262                 .name           = "filesystem",
 263                 .offset         = MTDPART_OFS_APPEND,
 264                 .size           = MTDPART_SIZ_FULL,
 265                 .mask_flags     = 0,
 266         }
 267 };
 268
 269 /* flash bbt decriptors */
 270 static uint8_t da830_evm_nand_bbt_pattern[] = { 'B', 'b', 't', '0' };
 271 static uint8_t da830_evm_nand_mirror_pattern[] = { '1', 't', 'b', 'B' };
 272
 273 static struct nand_bbt_descr da830_evm_nand_bbt_main_descr = {
 274         .options        = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE |
 275                           NAND_BBT_WRITE | NAND_BBT_2BIT |
 276                           NAND_BBT_VERSION | NAND_BBT_PERCHIP,
 277         .offs           = 2,
 278         .len            = 4,
 279         .veroffs        = 16,
 280         .maxblocks      = 4,
 281         .pattern        = da830_evm_nand_bbt_pattern
 282 };
 283
 284 static struct nand_bbt_descr da830_evm_nand_bbt_mirror_descr = {
 285         .options        = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE |
 286                           NAND_BBT_WRITE | NAND_BBT_2BIT |
 287                           NAND_BBT_VERSION | NAND_BBT_PERCHIP,
 288         .offs           = 2,
 289         .len            = 4,
 290         .veroffs        = 16,
 291         .maxblocks      = 4,
 292         .pattern        = da830_evm_nand_mirror_pattern
 293 };
 294
 295 static struct davinci_aemif_timing da830_evm_nandflash_timing = {
 296         .wsetup         = 24,
 297         .wstrobe        = 21,
 298         .whold          = 14,
 299         .rsetup         = 19,
 300         .rstrobe        = 50,
 301         .rhold          = 0,
 302         .ta             = 20,
 303 };
 304
 305 static struct davinci_nand_pdata da830_evm_nand_pdata = {
 306         .core_chipsel   = 1,
 307         .parts          = da830_evm_nand_partitions,
 308         .nr_parts       = ARRAY_SIZE(da830_evm_nand_partitions),
 309         .ecc_mode       = NAND_ECC_HW,
 310         .ecc_bits       = 4,
 311         .bbt_options    = NAND_BBT_USE_FLASH,
 312         .bbt_td         = &da830_evm_nand_bbt_main_descr,
 313         .bbt_md         = &da830_evm_nand_bbt_mirror_descr,
 314         .timing         = &da830_evm_nandflash_timing,
 315 };
 316
 317 static struct resource da830_evm_nand_resources[] = {
 318         [0] = {         /* First memory resource is NAND I/O window */
 319                 .start  = DA8XX_AEMIF_CS3_BASE,
 320                 .end    = DA8XX_AEMIF_CS3_BASE + PAGE_SIZE - 1,
 321                 .flags  = IORESOURCE_MEM,
 322         },
 323         [1] = {         /* Second memory resource is AEMIF control registers */
 324                 .start  = DA8XX_AEMIF_CTL_BASE,
 325                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 326                 .flags  = IORESOURCE_MEM,
 327         },
 328 };
 329
 330 static struct platform_device da830_evm_aemif_devices[] = {
 331         {
 332                 .name           = "davinci_nand",
 333                 .id             = 1,
 334                 .dev            = {
 335                         .platform_data  = &da830_evm_nand_pdata,
 336                 },
 337                 .num_resources  = ARRAY_SIZE(da830_evm_nand_resources),
 338                 .resource       = da830_evm_nand_resources,
 339         },
 340 };
 341
 342 static struct resource da830_evm_aemif_resource[] = {
 343         {
 344                 .start  = DA8XX_AEMIF_CTL_BASE,
 345                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 346                 .flags  = IORESOURCE_MEM,
 347         },
 348 };
 349
 350 static struct aemif_abus_data da830_evm_aemif_abus_data[] = {
 351         {
 352                 .cs     = 3,
 353         },
 354 };
 355
 356 static struct aemif_platform_data da830_evm_aemif_pdata = {
 357         .abus_data              = da830_evm_aemif_abus_data,
 358         .num_abus_data          = ARRAY_SIZE(da830_evm_aemif_abus_data),
 359         .sub_devices            = da830_evm_aemif_devices,
 360         .num_sub_devices        = ARRAY_SIZE(da830_evm_aemif_devices),
 361         .cs_offset              = 2,
 362 };
 363
 364 static struct platform_device da830_evm_aemif_device = {
 365         .name           = "ti-aemif",
 366         .id             = -1,
 367         .dev = {
 368                 .platform_data = &da830_evm_aemif_pdata,
 369         },
 370         .resource       = da830_evm_aemif_resource,
 371         .num_resources  = ARRAY_SIZE(da830_evm_aemif_resource),
 372 };
 373
 374 /*
 375  * UI board NAND/NOR flashes only use 8-bit data bus.
 376  */
 377 static const short da830_evm_emif25_pins[] = {
 378         DA830_EMA_D_0, DA830_EMA_D_1, DA830_EMA_D_2, DA830_EMA_D_3,
 379         DA830_EMA_D_4, DA830_EMA_D_5, DA830_EMA_D_6, DA830_EMA_D_7,
 380         DA830_EMA_A_0, DA830_EMA_A_1, DA830_EMA_A_2, DA830_EMA_A_3,
 381         DA830_EMA_A_4, DA830_EMA_A_5, DA830_EMA_A_6, DA830_EMA_A_7,
 382         DA830_EMA_A_8, DA830_EMA_A_9, DA830_EMA_A_10, DA830_EMA_A_11,
 383         DA830_EMA_A_12, DA830_EMA_BA_0, DA830_EMA_BA_1, DA830_NEMA_WE,
 384         DA830_NEMA_CS_2, DA830_NEMA_CS_3, DA830_NEMA_OE, DA830_EMA_WAIT_0,
 385         -1
 386 };
 387
 388 static inline void da830_evm_init_nand(int mux_mode)
 389 {
 390         int ret;
 391
 392         if (HAS_MMC) {
 393                 pr_warn("WARNING: both MMC/SD and NAND are enabled, but they share AEMIF pins\n"
 394                         "\tDisable MMC/SD for NAND support\n");
 395                 return;
 396         }
 397
 398         ret = davinci_cfg_reg_list(da830_evm_emif25_pins);
 399         if (ret)
 400                 pr_warn("%s: emif25 mux setup failed: %d\n", __func__, ret);
 401
 402         ret = platform_device_register(&da830_evm_aemif_device);
 403         if (ret)
 404                 pr_warn("%s: AEMIF device not registered\n", __func__);
 405
 406         gpio_direction_output(mux_mode, 1);
 407 }
 408 #else
 409 static inline void da830_evm_init_nand(int mux_mode) { }
 410 #endif
 411
 412 #ifdef CONFIG_DA830_UI_LCD
 413 static inline void da830_evm_init_lcdc(int mux_mode)
 414 {
 415         int ret;
 416
 417         ret = davinci_cfg_reg_list(da830_lcdcntl_pins);
 418         if (ret)
 419                 pr_warn("%s: lcdcntl mux setup failed: %d\n", __func__, ret);
 420
 421         ret = da8xx_register_lcdc(&sharp_lcd035q3dg01_pdata);
 422         if (ret)
 423                 pr_warn("%s: lcd setup failed: %d\n", __func__, ret);
 424
 425         gpio_direction_output(mux_mode, 0);
 426 }
 427 #else
 428 static inline void da830_evm_init_lcdc(int mux_mode) { }
 429 #endif
 430
 431 static struct nvmem_cell_info da830_evm_nvmem_cells[] = {
 432         {
 433                 .name           = "macaddr",
 434                 .offset         = 0x7f00,
 435                 .bytes          = ETH_ALEN,
 436         }
 437 };
 438
 439 static struct nvmem_cell_table da830_evm_nvmem_cell_table = {
 440         .nvmem_name     = "1-00500",
 441         .cells          = da830_evm_nvmem_cells,
 442         .ncells         = ARRAY_SIZE(da830_evm_nvmem_cells),
 443 };
 444
 445 static struct nvmem_cell_lookup da830_evm_nvmem_cell_lookup = {
 446         .nvmem_name     = "1-00500",
 447         .cell_name      = "macaddr",
 448         .dev_id         = "davinci_emac.1",
 449         .con_id         = "mac-address",
 450 };
 451
 452 static const struct property_entry da830_evm_i2c_eeprom_properties[] = {
 453         PROPERTY_ENTRY_U32("pagesize", 64),
 454         { }
 455 };
 456
 457 static int __init da830_evm_ui_expander_setup(struct i2c_client *client,
 458                 int gpio, unsigned ngpio, void *context)
 459 {
 460         gpio_request(gpio + 6, "UI MUX_MODE");
 461
 462         /* Drive mux mode low to match the default without UI card */
 463         gpio_direction_output(gpio + 6, 0);
 464
 465         da830_evm_init_lcdc(gpio + 6);
 466
 467         da830_evm_init_nand(gpio + 6);
 468
 469         return 0;
 470 }
 471
 472 static int da830_evm_ui_expander_teardown(struct i2c_client *client, int gpio,
 473                 unsigned ngpio, void *context)
 474 {
 475         gpio_free(gpio + 6);
 476         return 0;
 477 }
 478
 479 static struct pcf857x_platform_data __initdata da830_evm_ui_expander_info = {
 480         .gpio_base      = DAVINCI_N_GPIO,
 481         .setup          = da830_evm_ui_expander_setup,
 482         .teardown       = da830_evm_ui_expander_teardown,
 483 };
 484
 485 static struct i2c_board_info __initdata da830_evm_i2c_devices[] = {
 486         {
 487                 I2C_BOARD_INFO("24c256", 0x50),
 488                 .properties = da830_evm_i2c_eeprom_properties,
 489         },
 490         {
 491                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 492         },
 493         {
 494                 I2C_BOARD_INFO("pcf8574", 0x3f),
 495                 .platform_data  = &da830_evm_ui_expander_info,
 496         },
 497 };
 498
 499 static struct davinci_i2c_platform_data da830_evm_i2c_0_pdata = {
 500         .bus_freq       = 100,  /* kHz */
 501         .bus_delay      = 0,    /* usec */
 502 };
 503
 504 /*
 505  * The following EDMA channels/slots are not being used by drivers (for
 506  * example: Timer, GPIO, UART events etc) on da830/omap-l137 EVM, hence
 507  * they are being reserved for codecs on the DSP side.
 508  */
 509 static const s16 da830_dma_rsv_chans[][2] = {
 510         /* (offset, number) */
 511         { 8,  2},
 512         {12,  2},
 513         {24,  4},
 514         {30,  2},
 515         {-1, -1}
 516 };
 517
 518 static const s16 da830_dma_rsv_slots[][2] = {
 519         /* (offset, number) */
 520         { 8,  2},
 521         {12,  2},
 522         {24,  4},
 523         {30, 26},
 524         {-1, -1}
 525 };
 526
 527 static struct edma_rsv_info da830_edma_rsv[] = {
 528         {
 529                 .rsv_chans      = da830_dma_rsv_chans,
 530                 .rsv_slots      = da830_dma_rsv_slots,
 531         },
 532 };
 533
 534 static struct mtd_partition da830evm_spiflash_part[] = {
 535         [0] = {
 536                 .name = "DSP-UBL",
 537                 .offset = 0,
 538                 .size = SZ_8K,
 539                 .mask_flags = MTD_WRITEABLE,
 540         },
 541         [1] = {
 542                 .name = "ARM-UBL",
 543                 .offset = MTDPART_OFS_APPEND,
 544                 .size = SZ_16K + SZ_8K,
 545                 .mask_flags = MTD_WRITEABLE,
 546         },
 547         [2] = {
 548                 .name = "U-Boot",
 549                 .offset = MTDPART_OFS_APPEND,
 550                 .size = SZ_256K - SZ_32K,
 551                 .mask_flags = MTD_WRITEABLE,
 552         },
 553         [3] = {
 554                 .name = "U-Boot-Environment",
 555                 .offset = MTDPART_OFS_APPEND,
 556                 .size = SZ_16K,
 557                 .mask_flags = 0,
 558         },
 559         [4] = {
 560                 .name = "Kernel",
 561                 .offset = MTDPART_OFS_APPEND,
 562                 .size = MTDPART_SIZ_FULL,
 563                 .mask_flags = 0,
 564         },
 565 };
 566
 567 static struct flash_platform_data da830evm_spiflash_data = {
 568         .name           = "m25p80",
 569         .parts          = da830evm_spiflash_part,
 570         .nr_parts       = ARRAY_SIZE(da830evm_spiflash_part),
 571         .type           = "w25x32",
 572 };
 573
 574 static struct davinci_spi_config da830evm_spiflash_cfg = {
 575         .io_type        = SPI_IO_TYPE_DMA,
 576         .c2tdelay       = 8,
 577         .t2cdelay       = 8,
 578 };
 579
 580 static struct spi_board_info da830evm_spi_info[] = {
 581         {
 582                 .modalias               = "m25p80",
 583                 .platform_data          = &da830evm_spiflash_data,
 584                 .controller_data        = &da830evm_spiflash_cfg,
 585                 .mode                   = SPI_MODE_0,
 586                 .max_speed_hz           = 30000000,
 587                 .bus_num                = 0,
 588                 .chip_select            = 0,
 589         },
 590 };
 591
 592 static __init void da830_evm_init(void)
 593 {
 594         struct davinci_soc_info *soc_info = &davinci_soc_info;
 595         int ret;
 596
 597         da830_register_clocks();
 598
 599         ret = da830_register_gpio();
 600         if (ret)
 601                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
 602
 603         ret = da830_register_edma(da830_edma_rsv);
 604         if (ret)
 605                 pr_warn("%s: edma registration failed: %d\n", __func__, ret);
 606
 607         ret = davinci_cfg_reg_list(da830_i2c0_pins);
 608         if (ret)
 609                 pr_warn("%s: i2c0 mux setup failed: %d\n", __func__, ret);
 610
 611         ret = da8xx_register_i2c(0, &da830_evm_i2c_0_pdata);
 612         if (ret)
 613                 pr_warn("%s: i2c0 registration failed: %d\n", __func__, ret);
 614
 615         da830_evm_usb_init();
 616
 617         soc_info->emac_pdata->rmii_en = 1;
 618         soc_info->emac_pdata->phy_id = DA830_EVM_PHY_ID;
 619
 620         ret = davinci_cfg_reg_list(da830_cpgmac_pins);
 621         if (ret)
 622                 pr_warn("%s: cpgmac mux setup failed: %d\n", __func__, ret);
 623
 624         ret = da8xx_register_emac();
 625         if (ret)
 626                 pr_warn("%s: emac registration failed: %d\n", __func__, ret);
 627
 628         ret = da8xx_register_watchdog();
 629         if (ret)
 630                 pr_warn("%s: watchdog registration failed: %d\n",
 631                         __func__, ret);
 632
 633         davinci_serial_init(da8xx_serial_device);
 634
 635         nvmem_add_cell_table(&da830_evm_nvmem_cell_table);
 636         nvmem_add_cell_lookups(&da830_evm_nvmem_cell_lookup, 1);
 637
 638         i2c_register_board_info(1, da830_evm_i2c_devices,
 639                         ARRAY_SIZE(da830_evm_i2c_devices));
 640
 641         ret = davinci_cfg_reg_list(da830_evm_mcasp1_pins);
 642         if (ret)
 643                 pr_warn("%s: mcasp1 mux setup failed: %d\n", __func__, ret);
 644
 645         da8xx_register_mcasp(1, &da830_evm_snd_data);
 646
 647         da830_evm_init_mmc();
 648
 649         ret = da8xx_register_rtc();
 650         if (ret)
 651                 pr_warn("%s: rtc setup failed: %d\n", __func__, ret);
 652
 653         ret = spi_register_board_info(da830evm_spi_info,
 654                                       ARRAY_SIZE(da830evm_spi_info));
 655         if (ret)
 656                 pr_warn("%s: spi info registration failed: %d\n",
 657                         __func__, ret);
 658
 659         ret = da8xx_register_spi_bus(0, ARRAY_SIZE(da830evm_spi_info));
 660         if (ret)
 661                 pr_warn("%s: spi 0 registration failed: %d\n", __func__, ret);
 662
 663         regulator_has_full_constraints();
 664 }
 665
 666 #ifdef CONFIG_SERIAL_8250_CONSOLE
 667 static int __init da830_evm_console_init(void)
 668 {
 669         if (!machine_is_davinci_da830_evm())
 670                 return 0;
 671
 672         return add_preferred_console("ttyS", 2, "115200");
 673 }
 674 console_initcall(da830_evm_console_init);
 675 #endif
 676
 677 static void __init da830_evm_map_io(void)
 678 {
 679         da830_init();
 680 }
 681
 682 MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP-L137/AM17x EVM")
 683         .atag_offset    = 0x100,
 684         .map_io         = da830_evm_map_io,
 685         .init_irq       = da830_init_irq,
 686         .init_time      = da830_init_time,
 687         .init_machine   = da830_evm_init,
 688         .init_late      = davinci_init_late,
 689         .dma_zone_size  = SZ_128M,
 690 MACHINE_END