uboot/board/ti/beagle/beagle.c
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   1/*
   2 * (C) Copyright 2004-2011
   3 * Texas Instruments, <www.ti.com>
   4 *
   5 * Author :
   6 *      Sunil Kumar <sunilsaini05@gmail.com>
   7 *      Shashi Ranjan <shashiranjanmca05@gmail.com>
   8 *
   9 * Derived from Beagle Board and 3430 SDP code by
  10 *      Richard Woodruff <r-woodruff2@ti.com>
  11 *      Syed Mohammed Khasim <khasim@ti.com>
  12 *
  13 *
  14 * SPDX-License-Identifier:     GPL-2.0+
  15 */
  16#include <common.h>
  17#include <dm.h>
  18#include <ns16550.h>
  19#ifdef CONFIG_STATUS_LED
  20#include <status_led.h>
  21#endif
  22#include <twl4030.h>
  23#include <linux/mtd/nand.h>
  24#include <asm/io.h>
  25#include <asm/arch/mmc_host_def.h>
  26#include <asm/arch/mux.h>
  27#include <asm/arch/mem.h>
  28#include <asm/arch/sys_proto.h>
  29#include <asm/gpio.h>
  30#include <asm/mach-types.h>
  31#include <asm/omap_musb.h>
  32#include <asm/errno.h>
  33#include <linux/usb/ch9.h>
  34#include <linux/usb/gadget.h>
  35#include <linux/usb/musb.h>
  36#include "beagle.h"
  37#include <command.h>
  38
  39#ifdef CONFIG_USB_EHCI
  40#include <usb.h>
  41#include <asm/ehci-omap.h>
  42#endif
  43
  44#define TWL4030_I2C_BUS                 0
  45#define EXPANSION_EEPROM_I2C_BUS        1
  46#define EXPANSION_EEPROM_I2C_ADDRESS    0x50
  47
  48#define TINCANTOOLS_ZIPPY               0x01000100
  49#define TINCANTOOLS_ZIPPY2              0x02000100
  50#define TINCANTOOLS_TRAINER             0x04000100
  51#define TINCANTOOLS_SHOWDOG             0x03000100
  52#define KBADC_BEAGLEFPGA                0x01000600
  53#define LW_BEAGLETOUCH                  0x01000700
  54#define BRAINMUX_LCDOG                  0x01000800
  55#define BRAINMUX_LCDOGTOUCH             0x02000800
  56#define BBTOYS_WIFI                     0x01000B00
  57#define BBTOYS_VGA                      0x02000B00
  58#define BBTOYS_LCD                      0x03000B00
  59#define BCT_BRETTL3                     0x01000F00
  60#define BCT_BRETTL4                     0x02000F00
  61#define LSR_COM6L_ADPT                  0x01001300
  62#define BEAGLE_NO_EEPROM                0xffffffff
  63
  64DECLARE_GLOBAL_DATA_PTR;
  65
  66static struct {
  67        unsigned int device_vendor;
  68        unsigned char revision;
  69        unsigned char content;
  70        char fab_revision[8];
  71        char env_var[16];
  72        char env_setting[64];
  73} expansion_config;
  74
  75static const struct ns16550_platdata beagle_serial = {
  76        OMAP34XX_UART3,
  77        2,
  78        V_NS16550_CLK
  79};
  80
  81U_BOOT_DEVICE(beagle_uart) = {
  82        "serial_omap",
  83        &beagle_serial
  84};
  85
  86/*
  87 * Routine: board_init
  88 * Description: Early hardware init.
  89 */
  90int board_init(void)
  91{
  92        gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
  93        /* board id for Linux */
  94        gd->bd->bi_arch_number = MACH_TYPE_OMAP3_BEAGLE;
  95        /* boot param addr */
  96        gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
  97
  98#if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
  99        status_led_set (STATUS_LED_BOOT, STATUS_LED_ON);
 100#endif
 101
 102        return 0;
 103}
 104
 105/*
 106 * Routine: get_board_revision
 107 * Description: Detect if we are running on a Beagle revision Ax/Bx,
 108 *              C1/2/3, C4, xM Ax/Bx or xM Cx. This can be done by reading
 109 *              the level of GPIO173, GPIO172 and GPIO171. This should
 110 *              result in
 111 *              GPIO173, GPIO172, GPIO171: 1 1 1 => Ax/Bx
 112 *              GPIO173, GPIO172, GPIO171: 1 1 0 => C1/2/3
 113 *              GPIO173, GPIO172, GPIO171: 1 0 1 => C4
 114 *              GPIO173, GPIO172, GPIO171: 0 1 0 => xM Cx
 115 *              GPIO173, GPIO172, GPIO171: 0 0 0 => xM Ax/Bx
 116 */
 117static int get_board_revision(void)
 118{
 119        static int revision = -1;
 120
 121        if (revision == -1) {
 122                if (!gpio_request(171, "rev0") &&
 123                    !gpio_request(172, "rev1") &&
 124                    !gpio_request(173, "rev2")) {
 125                        gpio_direction_input(171);
 126                        gpio_direction_input(172);
 127                        gpio_direction_input(173);
 128
 129                        revision = gpio_get_value(173) << 2 |
 130                                gpio_get_value(172) << 1 |
 131                                gpio_get_value(171);
 132                } else {
 133                        printf("Error: unable to acquire board revision GPIOs\n");
 134                }
 135        }
 136
 137        return revision;
 138}
 139
 140#ifdef CONFIG_SPL_BUILD
 141/*
 142 * Routine: get_board_mem_timings
 143 * Description: If we use SPL then there is no x-loader nor config header
 144 * so we have to setup the DDR timings ourself on both banks.
 145 */
 146void get_board_mem_timings(struct board_sdrc_timings *timings)
 147{
 148        int pop_mfr, pop_id;
 149
 150        /*
 151         * We need to identify what PoP memory is on the board so that
 152         * we know what timings to use.  If we can't identify it then
 153         * we know it's an xM.  To map the ID values please see nand_ids.c
 154         */
 155        identify_nand_chip(&pop_mfr, &pop_id);
 156
 157        timings->mr = MICRON_V_MR_165;
 158        switch (get_board_revision()) {
 159        case REVISION_C4:
 160                if (pop_mfr == NAND_MFR_STMICRO && pop_id == 0xba) {
 161                        /* 512MB DDR */
 162                        timings->mcfg = NUMONYX_V_MCFG_165(512 << 20);
 163                        timings->ctrla = NUMONYX_V_ACTIMA_165;
 164                        timings->ctrlb = NUMONYX_V_ACTIMB_165;
 165                        timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
 166                        break;
 167                } else if (pop_mfr == NAND_MFR_MICRON && pop_id == 0xba) {
 168                        /* Beagleboard Rev C4, 512MB Nand/256MB DDR*/
 169                        timings->mcfg = MICRON_V_MCFG_165(128 << 20);
 170                        timings->ctrla = MICRON_V_ACTIMA_165;
 171                        timings->ctrlb = MICRON_V_ACTIMB_165;
 172                        timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
 173                        break;
 174                } else if (pop_mfr == NAND_MFR_MICRON && pop_id == 0xbc) {
 175                        /* Beagleboard Rev C5, 256MB DDR */
 176                        timings->mcfg = MICRON_V_MCFG_200(256 << 20);
 177                        timings->ctrla = MICRON_V_ACTIMA_200;
 178                        timings->ctrlb = MICRON_V_ACTIMB_200;
 179                        timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz;
 180                        break;
 181                }
 182        case REVISION_XM_AB:
 183        case REVISION_XM_C:
 184                if (pop_mfr == 0) {
 185                        /* 256MB DDR */
 186                        timings->mcfg = MICRON_V_MCFG_200(256 << 20);
 187                        timings->ctrla = MICRON_V_ACTIMA_200;
 188                        timings->ctrlb = MICRON_V_ACTIMB_200;
 189                        timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz;
 190                } else {
 191                        /* 512MB DDR */
 192                        timings->mcfg = NUMONYX_V_MCFG_165(512 << 20);
 193                        timings->ctrla = NUMONYX_V_ACTIMA_165;
 194                        timings->ctrlb = NUMONYX_V_ACTIMB_165;
 195                        timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
 196                }
 197                break;
 198        default:
 199                /* Assume 128MB and Micron/165MHz timings to be safe */
 200                timings->mcfg = MICRON_V_MCFG_165(128 << 20);
 201                timings->ctrla = MICRON_V_ACTIMA_165;
 202                timings->ctrlb = MICRON_V_ACTIMB_165;
 203                timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
 204        }
 205}
 206#endif
 207
 208/*
 209 * Routine: get_expansion_id
 210 * Description: This function checks for expansion board by checking I2C
 211 *              bus 1 for the availability of an AT24C01B serial EEPROM.
 212 *              returns the device_vendor field from the EEPROM
 213 */
 214static unsigned int get_expansion_id(void)
 215{
 216        i2c_set_bus_num(EXPANSION_EEPROM_I2C_BUS);
 217
 218        /* return BEAGLE_NO_EEPROM if eeprom doesn't respond */
 219        if (i2c_probe(EXPANSION_EEPROM_I2C_ADDRESS) == 1) {
 220                i2c_set_bus_num(TWL4030_I2C_BUS);
 221                return BEAGLE_NO_EEPROM;
 222        }
 223
 224        /* read configuration data */
 225        i2c_read(EXPANSION_EEPROM_I2C_ADDRESS, 0, 1, (u8 *)&expansion_config,
 226                 sizeof(expansion_config));
 227
 228        /* retry reading configuration data with 16bit addressing */
 229        if ((expansion_config.device_vendor == 0xFFFFFF00) ||
 230            (expansion_config.device_vendor == 0xFFFFFFFF)) {
 231                printf("EEPROM is blank or 8bit addressing failed: retrying with 16bit:\n");
 232                i2c_read(EXPANSION_EEPROM_I2C_ADDRESS, 0, 2, (u8 *)&expansion_config,
 233                         sizeof(expansion_config));
 234        }
 235
 236        i2c_set_bus_num(TWL4030_I2C_BUS);
 237
 238        return expansion_config.device_vendor;
 239}
 240
 241#ifdef CONFIG_VIDEO_OMAP3
 242/*
 243 * Configure DSS to display background color on DVID
 244 * Configure VENC to display color bar on S-Video
 245 */
 246static void beagle_display_init(void)
 247{
 248        omap3_dss_venc_config(&venc_config_std_tv, VENC_HEIGHT, VENC_WIDTH);
 249        switch (get_board_revision()) {
 250        case REVISION_AXBX:
 251        case REVISION_CX:
 252        case REVISION_C4:
 253                omap3_dss_panel_config(&dvid_cfg);
 254                break;
 255        case REVISION_XM_AB:
 256        case REVISION_XM_C:
 257        default:
 258                omap3_dss_panel_config(&dvid_cfg_xm);
 259                break;
 260        }
 261}
 262
 263/*
 264 * Enable DVI power
 265 */
 266static void beagle_dvi_pup(void)
 267{
 268        uchar val;
 269
 270        switch (get_board_revision()) {
 271        case REVISION_AXBX:
 272        case REVISION_CX:
 273        case REVISION_C4:
 274                gpio_request(170, "dvi");
 275                gpio_direction_output(170, 0);
 276                gpio_set_value(170, 1);
 277                break;
 278        case REVISION_XM_AB:
 279        case REVISION_XM_C:
 280        default:
 281                #define GPIODATADIR1 (TWL4030_BASEADD_GPIO+3)
 282                #define GPIODATAOUT1 (TWL4030_BASEADD_GPIO+6)
 283
 284                i2c_read(TWL4030_CHIP_GPIO, GPIODATADIR1, 1, &val, 1);
 285                val |= 4;
 286                i2c_write(TWL4030_CHIP_GPIO, GPIODATADIR1, 1, &val, 1);
 287
 288                i2c_read(TWL4030_CHIP_GPIO, GPIODATAOUT1, 1, &val, 1);
 289                val |= 4;
 290                i2c_write(TWL4030_CHIP_GPIO, GPIODATAOUT1, 1, &val, 1);
 291                break;
 292        }
 293}
 294#endif
 295
 296#ifdef CONFIG_USB_MUSB_OMAP2PLUS
 297static struct musb_hdrc_config musb_config = {
 298        .multipoint     = 1,
 299        .dyn_fifo       = 1,
 300        .num_eps        = 16,
 301        .ram_bits       = 12,
 302};
 303
 304static struct omap_musb_board_data musb_board_data = {
 305        .interface_type = MUSB_INTERFACE_ULPI,
 306};
 307
 308static struct musb_hdrc_platform_data musb_plat = {
 309#if defined(CONFIG_MUSB_HOST)
 310        .mode           = MUSB_HOST,
 311#elif defined(CONFIG_MUSB_GADGET)
 312        .mode           = MUSB_PERIPHERAL,
 313#else
 314#error "Please define either CONFIG_MUSB_HOST or CONFIG_MUSB_GADGET"
 315#endif
 316        .config         = &musb_config,
 317        .power          = 100,
 318        .platform_ops   = &omap2430_ops,
 319        .board_data     = &musb_board_data,
 320};
 321#endif
 322
 323/*
 324 * Routine: misc_init_r
 325 * Description: Configure board specific parts
 326 */
 327int misc_init_r(void)
 328{
 329        struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE;
 330        struct gpio *gpio6_base = (struct gpio *)OMAP34XX_GPIO6_BASE;
 331        struct control_prog_io *prog_io_base = (struct control_prog_io *)OMAP34XX_CTRL_BASE;
 332        bool generate_fake_mac = false;
 333        u32 value;
 334
 335        /* Enable i2c2 pullup resisters */
 336        value = readl(&prog_io_base->io1);
 337        value &= ~(PRG_I2C2_PULLUPRESX);
 338        writel(value, &prog_io_base->io1);
 339
 340        switch (get_board_revision()) {
 341        case REVISION_AXBX:
 342                printf("Beagle Rev Ax/Bx\n");
 343                setenv("beaglerev", "AxBx");
 344                break;
 345        case REVISION_CX:
 346                printf("Beagle Rev C1/C2/C3\n");
 347                setenv("beaglerev", "Cx");
 348                MUX_BEAGLE_C();
 349                break;
 350        case REVISION_C4:
 351                printf("Beagle Rev C4\n");
 352                setenv("beaglerev", "C4");
 353                MUX_BEAGLE_C();
 354                /* Set VAUX2 to 1.8V for EHCI PHY */
 355                twl4030_pmrecv_vsel_cfg(TWL4030_PM_RECEIVER_VAUX2_DEDICATED,
 356                                        TWL4030_PM_RECEIVER_VAUX2_VSEL_18,
 357                                        TWL4030_PM_RECEIVER_VAUX2_DEV_GRP,
 358                                        TWL4030_PM_RECEIVER_DEV_GRP_P1);
 359                break;
 360        case REVISION_XM_AB:
 361                printf("Beagle xM Rev A/B\n");
 362                setenv("beaglerev", "xMAB");
 363                MUX_BEAGLE_XM();
 364                /* Set VAUX2 to 1.8V for EHCI PHY */
 365                twl4030_pmrecv_vsel_cfg(TWL4030_PM_RECEIVER_VAUX2_DEDICATED,
 366                                        TWL4030_PM_RECEIVER_VAUX2_VSEL_18,
 367                                        TWL4030_PM_RECEIVER_VAUX2_DEV_GRP,
 368                                        TWL4030_PM_RECEIVER_DEV_GRP_P1);
 369                generate_fake_mac = true;
 370                break;
 371        case REVISION_XM_C:
 372                printf("Beagle xM Rev C\n");
 373                setenv("beaglerev", "xMC");
 374                MUX_BEAGLE_XM();
 375                /* Set VAUX2 to 1.8V for EHCI PHY */
 376                twl4030_pmrecv_vsel_cfg(TWL4030_PM_RECEIVER_VAUX2_DEDICATED,
 377                                        TWL4030_PM_RECEIVER_VAUX2_VSEL_18,
 378                                        TWL4030_PM_RECEIVER_VAUX2_DEV_GRP,
 379                                        TWL4030_PM_RECEIVER_DEV_GRP_P1);
 380                generate_fake_mac = true;
 381                break;
 382        default:
 383                printf("Beagle unknown 0x%02x\n", get_board_revision());
 384                MUX_BEAGLE_XM();
 385                /* Set VAUX2 to 1.8V for EHCI PHY */
 386                twl4030_pmrecv_vsel_cfg(TWL4030_PM_RECEIVER_VAUX2_DEDICATED,
 387                                        TWL4030_PM_RECEIVER_VAUX2_VSEL_18,
 388                                        TWL4030_PM_RECEIVER_VAUX2_DEV_GRP,
 389                                        TWL4030_PM_RECEIVER_DEV_GRP_P1);
 390                generate_fake_mac = true;
 391        }
 392
 393        switch (get_expansion_id()) {
 394        case TINCANTOOLS_ZIPPY:
 395                printf("Recognized Tincantools Zippy board (rev %d %s)\n",
 396                        expansion_config.revision,
 397                        expansion_config.fab_revision);
 398                MUX_TINCANTOOLS_ZIPPY();
 399                setenv("buddy", "zippy");
 400                break;
 401        case TINCANTOOLS_ZIPPY2:
 402                printf("Recognized Tincantools Zippy2 board (rev %d %s)\n",
 403                        expansion_config.revision,
 404                        expansion_config.fab_revision);
 405                MUX_TINCANTOOLS_ZIPPY();
 406                setenv("buddy", "zippy2");
 407                break;
 408        case TINCANTOOLS_TRAINER:
 409                printf("Recognized Tincantools Trainer board (rev %d %s)\n",
 410                        expansion_config.revision,
 411                        expansion_config.fab_revision);
 412                MUX_TINCANTOOLS_ZIPPY();
 413                MUX_TINCANTOOLS_TRAINER();
 414                setenv("buddy", "trainer");
 415                break;
 416        case TINCANTOOLS_SHOWDOG:
 417                printf("Recognized Tincantools Showdow board (rev %d %s)\n",
 418                        expansion_config.revision,
 419                        expansion_config.fab_revision);
 420                /* Place holder for DSS2 definition for showdog lcd */
 421                setenv("defaultdisplay", "showdoglcd");
 422                setenv("buddy", "showdog");
 423                break;
 424        case KBADC_BEAGLEFPGA:
 425                printf("Recognized KBADC Beagle FPGA board\n");
 426                MUX_KBADC_BEAGLEFPGA();
 427                setenv("buddy", "beaglefpga");
 428                break;
 429        case LW_BEAGLETOUCH:
 430                printf("Recognized Liquidware BeagleTouch board\n");
 431                setenv("buddy", "beagletouch");
 432                break;
 433        case BRAINMUX_LCDOG:
 434                printf("Recognized Brainmux LCDog board\n");
 435                setenv("buddy", "lcdog");
 436                break;
 437        case BRAINMUX_LCDOGTOUCH:
 438                printf("Recognized Brainmux LCDog Touch board\n");
 439                setenv("buddy", "lcdogtouch");
 440                break;
 441        case BBTOYS_WIFI:
 442                printf("Recognized BeagleBoardToys WiFi board\n");
 443                MUX_BBTOYS_WIFI()
 444                setenv("buddy", "bbtoys-wifi");
 445                break;;
 446        case BBTOYS_VGA:
 447                printf("Recognized BeagleBoardToys VGA board\n");
 448                break;;
 449        case BBTOYS_LCD:
 450                printf("Recognized BeagleBoardToys LCD board\n");
 451                break;;
 452        case BCT_BRETTL3:
 453                printf("Recognized bct electronic GmbH brettl3 board\n");
 454                break;
 455        case BCT_BRETTL4:
 456                printf("Recognized bct electronic GmbH brettl4 board\n");
 457                break;
 458        case LSR_COM6L_ADPT:
 459                printf("Recognized LSR COM6L Adapter Board\n");
 460                MUX_BBTOYS_WIFI()
 461                setenv("buddy", "lsr-com6l-adpt");
 462                break;
 463        case BEAGLE_NO_EEPROM:
 464                printf("No EEPROM on expansion board\n");
 465                setenv("buddy", "none");
 466                break;
 467        default:
 468                printf("Unrecognized expansion board: %x\n",
 469                        expansion_config.device_vendor);
 470                setenv("buddy", "unknown");
 471        }
 472
 473        if (expansion_config.content == 1)
 474                setenv(expansion_config.env_var, expansion_config.env_setting);
 475
 476        twl4030_power_init();
 477        switch (get_board_revision()) {
 478        case REVISION_XM_AB:
 479                twl4030_led_init(TWL4030_LED_LEDEN_LEDBON);
 480                break;
 481        default:
 482                twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);
 483                break;
 484        }
 485
 486        /* Set GPIO states before they are made outputs */
 487        writel(GPIO23 | GPIO10 | GPIO8 | GPIO2 | GPIO1,
 488                &gpio6_base->setdataout);
 489        writel(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 |
 490                GPIO15 | GPIO14 | GPIO13 | GPIO12, &gpio5_base->setdataout);
 491
 492        /* Configure GPIOs to output */
 493        writel(~(GPIO23 | GPIO10 | GPIO8 | GPIO2 | GPIO1), &gpio6_base->oe);
 494        writel(~(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 |
 495                GPIO15 | GPIO14 | GPIO13 | GPIO12), &gpio5_base->oe);
 496
 497        dieid_num_r();
 498
 499#ifdef CONFIG_VIDEO_OMAP3
 500        beagle_dvi_pup();
 501        beagle_display_init();
 502        omap3_dss_enable();
 503#endif
 504
 505#ifdef CONFIG_USB_MUSB_OMAP2PLUS
 506        musb_register(&musb_plat, &musb_board_data, (void *)MUSB_BASE);
 507#endif
 508
 509        if (generate_fake_mac) {
 510                u32 id[4];
 511
 512                get_dieid(id);
 513                usb_fake_mac_from_die_id(id);
 514        }
 515
 516        return 0;
 517}
 518
 519/*
 520 * Routine: set_muxconf_regs
 521 * Description: Setting up the configuration Mux registers specific to the
 522 *              hardware. Many pins need to be moved from protect to primary
 523 *              mode.
 524 */
 525void set_muxconf_regs(void)
 526{
 527        MUX_BEAGLE();
 528}
 529
 530#if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD)
 531int board_mmc_init(bd_t *bis)
 532{
 533        return omap_mmc_init(0, 0, 0, -1, -1);
 534}
 535#endif
 536
 537#if defined(CONFIG_GENERIC_MMC)
 538void board_mmc_power_init(void)
 539{
 540        twl4030_power_mmc_init(0);
 541}
 542#endif
 543
 544#if defined(CONFIG_USB_EHCI) && !defined(CONFIG_SPL_BUILD)
 545/* Call usb_stop() before starting the kernel */
 546void show_boot_progress(int val)
 547{
 548        if (val == BOOTSTAGE_ID_RUN_OS)
 549                usb_stop();
 550}
 551
 552static struct omap_usbhs_board_data usbhs_bdata = {
 553        .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
 554        .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
 555        .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED
 556};
 557
 558int ehci_hcd_init(int index, enum usb_init_type init,
 559                struct ehci_hccr **hccr, struct ehci_hcor **hcor)
 560{
 561        return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
 562}
 563
 564int ehci_hcd_stop(int index)
 565{
 566        return omap_ehci_hcd_stop();
 567}
 568
 569#endif /* CONFIG_USB_EHCI */
 570
 571#if defined(CONFIG_USB_ETHER) && defined(CONFIG_MUSB_GADGET)
 572int board_eth_init(bd_t *bis)
 573{
 574        return usb_eth_initialize(bis);
 575}
 576#endif
 577