uboot/board/freescale/mpc8569mds/mpc8569mds.c
<<
>>
Prefs
   1/*
   2 * Copyright 2009-2010 Freescale Semiconductor.
   3 *
   4 * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
   5 *
   6 * See file CREDITS for list of people who contributed to this
   7 * project.
   8 *
   9 * This program is free software; you can redistribute it and/or
  10 * modify it under the terms of the GNU General Public License as
  11 * published by the Free Software Foundation; either version 2 of
  12 * the License, or (at your option) any later version.
  13 *
  14 * This program is distributed in the hope that it will be useful,
  15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 * GNU General Public License for more details.
  18 *
  19 * You should have received a copy of the GNU General Public License
  20 * along with this program; if not, write to the Free Software
  21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22 * MA 02111-1307 USA
  23 */
  24
  25#include <common.h>
  26#include <hwconfig.h>
  27#include <pci.h>
  28#include <asm/processor.h>
  29#include <asm/mmu.h>
  30#include <asm/cache.h>
  31#include <asm/immap_85xx.h>
  32#include <asm/fsl_pci.h>
  33#include <asm/fsl_ddr_sdram.h>
  34#include <asm/fsl_serdes.h>
  35#include <asm/io.h>
  36#include <spd_sdram.h>
  37#include <i2c.h>
  38#include <ioports.h>
  39#include <libfdt.h>
  40#include <fdt_support.h>
  41#include <fsl_esdhc.h>
  42#include <phy.h>
  43
  44#include "bcsr.h"
  45#if defined(CONFIG_PQ_MDS_PIB)
  46#include "../common/pq-mds-pib.h"
  47#endif
  48
  49const qe_iop_conf_t qe_iop_conf_tab[] = {
  50        /* QE_MUX_MDC */
  51        {2,  31, 1, 0, 1}, /* QE_MUX_MDC               */
  52
  53        /* QE_MUX_MDIO */
  54        {2,  30, 3, 0, 2}, /* QE_MUX_MDIO              */
  55
  56#if defined(CONFIG_SYS_UCC_RGMII_MODE)
  57        /* UCC_1_RGMII */
  58        {2, 11, 2, 0, 1}, /* CLK12 */
  59        {0,  0, 1, 0, 3}, /* ENET1_TXD0_SER1_TXD0      */
  60        {0,  1, 1, 0, 3}, /* ENET1_TXD1_SER1_TXD1      */
  61        {0,  2, 1, 0, 1}, /* ENET1_TXD2_SER1_TXD2      */
  62        {0,  3, 1, 0, 2}, /* ENET1_TXD3_SER1_TXD3      */
  63        {0,  6, 2, 0, 3}, /* ENET1_RXD0_SER1_RXD0      */
  64        {0,  7, 2, 0, 1}, /* ENET1_RXD1_SER1_RXD1      */
  65        {0,  8, 2, 0, 2}, /* ENET1_RXD2_SER1_RXD2      */
  66        {0,  9, 2, 0, 2}, /* ENET1_RXD3_SER1_RXD3      */
  67        {0,  4, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B    */
  68        {0, 12, 2, 0, 3}, /* ENET1_RX_DV_SER1_CTS_B    */
  69        {2,  8, 2, 0, 1}, /* ENET1_GRXCLK              */
  70        {2, 20, 1, 0, 2}, /* ENET1_GTXCLK              */
  71
  72        /* UCC_2_RGMII */
  73        {2, 16, 2, 0, 3}, /* CLK17 */
  74        {0, 14, 1, 0, 2}, /* ENET2_TXD0_SER2_TXD0      */
  75        {0, 15, 1, 0, 2}, /* ENET2_TXD1_SER2_TXD1      */
  76        {0, 16, 1, 0, 1}, /* ENET2_TXD2_SER2_TXD2      */
  77        {0, 17, 1, 0, 1}, /* ENET2_TXD3_SER2_TXD3      */
  78        {0, 20, 2, 0, 2}, /* ENET2_RXD0_SER2_RXD0      */
  79        {0, 21, 2, 0, 1}, /* ENET2_RXD1_SER2_RXD1      */
  80        {0, 22, 2, 0, 1}, /* ENET2_RXD2_SER2_RXD2      */
  81        {0, 23, 2, 0, 1}, /* ENET2_RXD3_SER2_RXD3      */
  82        {0, 18, 1, 0, 2}, /* ENET2_TX_EN_SER2_RTS_B    */
  83        {0, 26, 2, 0, 3}, /* ENET2_RX_DV_SER2_CTS_B    */
  84        {2,  3, 2, 0, 1}, /* ENET2_GRXCLK              */
  85        {2,  2, 1, 0, 2}, /* ENET2_GTXCLK              */
  86
  87        /* UCC_3_RGMII */
  88        {2, 11, 2, 0, 1}, /* CLK12 */
  89        {0, 29, 1, 0, 2}, /* ENET3_TXD0_SER3_TXD0      */
  90        {0, 30, 1, 0, 3}, /* ENET3_TXD1_SER3_TXD1      */
  91        {0, 31, 1, 0, 2}, /* ENET3_TXD2_SER3_TXD2      */
  92        {1,  0, 1, 0, 3}, /* ENET3_TXD3_SER3_TXD3      */
  93        {1,  3, 2, 0, 3}, /* ENET3_RXD0_SER3_RXD0      */
  94        {1,  4, 2, 0, 1}, /* ENET3_RXD1_SER3_RXD1      */
  95        {1,  5, 2, 0, 2}, /* ENET3_RXD2_SER3_RXD2      */
  96        {1,  6, 2, 0, 3}, /* ENET3_RXD3_SER3_RXD3      */
  97        {1,  1, 1, 0, 1}, /* ENET3_TX_EN_SER3_RTS_B    */
  98        {1,  9, 2, 0, 3}, /* ENET3_RX_DV_SER3_CTS_B    */
  99        {2,  9, 2, 0, 2}, /* ENET3_GRXCLK              */
 100        {2, 25, 1, 0, 2}, /* ENET3_GTXCLK              */
 101
 102        /* UCC_4_RGMII */
 103        {2, 16, 2, 0, 3}, /* CLK17 */
 104        {1, 12, 1, 0, 2}, /* ENET4_TXD0_SER4_TXD0      */
 105        {1, 13, 1, 0, 2}, /* ENET4_TXD1_SER4_TXD1      */
 106        {1, 14, 1, 0, 1}, /* ENET4_TXD2_SER4_TXD2      */
 107        {1, 15, 1, 0, 2}, /* ENET4_TXD3_SER4_TXD3      */
 108        {1, 18, 2, 0, 2}, /* ENET4_RXD0_SER4_RXD0      */
 109        {1, 19, 2, 0, 1}, /* ENET4_RXD1_SER4_RXD1      */
 110        {1, 20, 2, 0, 1}, /* ENET4_RXD2_SER4_RXD2      */
 111        {1, 21, 2, 0, 2}, /* ENET4_RXD3_SER4_RXD3      */
 112        {1, 16, 1, 0, 2}, /* ENET4_TX_EN_SER4_RTS_B    */
 113        {1, 24, 2, 0, 3}, /* ENET4_RX_DV_SER4_CTS_B    */
 114        {2, 17, 2, 0, 2}, /* ENET4_GRXCLK              */
 115        {2, 24, 1, 0, 2}, /* ENET4_GTXCLK              */
 116
 117#elif defined(CONFIG_SYS_UCC_RMII_MODE)
 118        /* UCC_1_RMII */
 119        {2, 15, 2, 0, 1}, /* CLK16 */
 120        {0,  0, 1, 0, 3}, /* ENET1_TXD0_SER1_TXD0      */
 121        {0,  1, 1, 0, 3}, /* ENET1_TXD1_SER1_TXD1      */
 122        {0,  6, 2, 0, 3}, /* ENET1_RXD0_SER1_RXD0      */
 123        {0,  7, 2, 0, 1}, /* ENET1_RXD1_SER1_RXD1      */
 124        {0,  4, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B    */
 125        {0, 12, 2, 0, 3}, /* ENET1_RX_DV_SER1_CTS_B    */
 126
 127        /* UCC_2_RMII */
 128        {2, 15, 2, 0, 1}, /* CLK16 */
 129        {0, 14, 1, 0, 2}, /* ENET2_TXD0_SER2_TXD0      */
 130        {0, 15, 1, 0, 2}, /* ENET2_TXD1_SER2_TXD1      */
 131        {0, 20, 2, 0, 2}, /* ENET2_RXD0_SER2_RXD0      */
 132        {0, 21, 2, 0, 1}, /* ENET2_RXD1_SER2_RXD1      */
 133        {0, 18, 1, 0, 2}, /* ENET2_TX_EN_SER2_RTS_B    */
 134        {0, 26, 2, 0, 3}, /* ENET2_RX_DV_SER2_CTS_B    */
 135
 136        /* UCC_3_RMII */
 137        {2, 15, 2, 0, 1}, /* CLK16 */
 138        {0, 29, 1, 0, 2}, /* ENET3_TXD0_SER3_TXD0      */
 139        {0, 30, 1, 0, 3}, /* ENET3_TXD1_SER3_TXD1      */
 140        {1,  3, 2, 0, 3}, /* ENET3_RXD0_SER3_RXD0      */
 141        {1,  4, 2, 0, 1}, /* ENET3_RXD1_SER3_RXD1      */
 142        {1,  1, 1, 0, 1}, /* ENET3_TX_EN_SER3_RTS_B    */
 143        {1,  9, 2, 0, 3}, /* ENET3_RX_DV_SER3_CTS_B    */
 144
 145        /* UCC_4_RMII */
 146        {2, 15, 2, 0, 1}, /* CLK16 */
 147        {1, 12, 1, 0, 2}, /* ENET4_TXD0_SER4_TXD0      */
 148        {1, 13, 1, 0, 2}, /* ENET4_TXD1_SER4_TXD1      */
 149        {1, 18, 2, 0, 2}, /* ENET4_RXD0_SER4_RXD0      */
 150        {1, 19, 2, 0, 1}, /* ENET4_RXD1_SER4_RXD1      */
 151        {1, 16, 1, 0, 2}, /* ENET4_TX_EN_SER4_RTS_B    */
 152        {1, 24, 2, 0, 3}, /* ENET4_RX_DV_SER4_CTS_B    */
 153#endif
 154
 155        /* UART1 is muxed with QE PortF bit [9-12].*/
 156        {5, 12, 2, 0, 3}, /* UART1_SIN */
 157        {5, 9,  1, 0, 3}, /* UART1_SOUT */
 158        {5, 10, 2, 0, 3}, /* UART1_CTS_B */
 159        {5, 11, 1, 0, 2}, /* UART1_RTS_B */
 160
 161        /* QE UART                                     */
 162        {0, 19, 1, 0, 2}, /* QEUART_TX                 */
 163        {1, 17, 2, 0, 3}, /* QEUART_RX                 */
 164        {0, 25, 1, 0, 1}, /* QEUART_RTS                */
 165        {1, 23, 2, 0, 1}, /* QEUART_CTS                */
 166
 167        /* QE USB                                      */
 168        {5,  3, 1, 0, 1}, /* USB_OE                    */
 169        {5,  4, 1, 0, 2}, /* USB_TP                    */
 170        {5,  5, 1, 0, 2}, /* USB_TN                    */
 171        {5,  6, 2, 0, 2}, /* USB_RP                    */
 172        {5,  7, 2, 0, 1}, /* USB_RX                    */
 173        {5,  8, 2, 0, 1}, /* USB_RN                    */
 174        {2,  4, 2, 0, 2}, /* CLK5                      */
 175
 176        /* SPI Flash, M25P40                           */
 177        {4, 27, 3, 0, 1}, /* SPI_MOSI                  */
 178        {4, 28, 3, 0, 1}, /* SPI_MISO                  */
 179        {4, 29, 3, 0, 1}, /* SPI_CLK                   */
 180        {4, 30, 1, 0, 0}, /* SPI_SEL, GPIO             */
 181
 182        {0,  0, 0, 0, QE_IOP_TAB_END} /* END of table */
 183};
 184
 185void local_bus_init(void);
 186
 187int board_early_init_f (void)
 188{
 189        /*
 190         * Initialize local bus.
 191         */
 192        local_bus_init ();
 193
 194        enable_8569mds_flash_write();
 195
 196#ifdef CONFIG_QE
 197        enable_8569mds_qe_uec();
 198#endif
 199
 200#if CONFIG_SYS_I2C2_OFFSET
 201        /* Enable I2C2 signals instead of SD signals */
 202        volatile struct ccsr_gur *gur;
 203        gur = (struct ccsr_gur *)(CONFIG_SYS_IMMR + 0xe0000);
 204        gur->plppar1 &= ~PLPPAR1_I2C_BIT_MASK;
 205        gur->plppar1 |= PLPPAR1_I2C2_VAL;
 206        gur->plpdir1 &= ~PLPDIR1_I2C_BIT_MASK;
 207        gur->plpdir1 |= PLPDIR1_I2C2_VAL;
 208
 209        disable_8569mds_brd_eeprom_write_protect();
 210#endif
 211
 212        return 0;
 213}
 214
 215int board_early_init_r(void)
 216{
 217        const unsigned int flashbase = CONFIG_SYS_NAND_BASE;
 218        const u8 flash_esel = 0;
 219
 220        /*
 221         * Remap Boot flash to caching-inhibited
 222         * so that flash can be erased properly.
 223         */
 224
 225        /* Flush d-cache and invalidate i-cache of any FLASH data */
 226        flush_dcache();
 227        invalidate_icache();
 228
 229        /* invalidate existing TLB entry for flash */
 230        disable_tlb(flash_esel);
 231
 232        set_tlb(1, flashbase, CONFIG_SYS_NAND_BASE,     /* tlb, epn, rpn */
 233                MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */
 234                0, flash_esel,                          /* ts, esel */
 235                BOOKE_PAGESZ_64M, 1);                   /* tsize, iprot */
 236
 237        return 0;
 238}
 239
 240int checkboard (void)
 241{
 242        printf ("Board: 8569 MDS\n");
 243
 244        return 0;
 245}
 246
 247#if !defined(CONFIG_SPD_EEPROM)
 248phys_size_t fixed_sdram(void)
 249{
 250        volatile ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR;
 251        uint d_init;
 252
 253        out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS);
 254        out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG);
 255        out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3);
 256        out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0);
 257        out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1);
 258        out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2);
 259        out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_SDRAM_CFG);
 260        out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_SDRAM_CFG_2);
 261        out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_SDRAM_MODE);
 262        out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_SDRAM_MODE_2);
 263        out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_SDRAM_INTERVAL);
 264        out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT);
 265        out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_SDRAM_CLK_CNTL);
 266        out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4);
 267        out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5);
 268        out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CNTL);
 269        out_be32(&ddr->ddr_wrlvl_cntl, CONFIG_SYS_DDR_WRLVL_CNTL);
 270        out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_SDRAM_CFG_2);
 271#if defined (CONFIG_DDR_ECC)
 272        out_be32(&ddr->err_int_en, CONFIG_SYS_DDR_ERR_INT_EN);
 273        out_be32(&ddr->err_disable, CONFIG_SYS_DDR_ERR_DIS);
 274        out_be32(&ddr->err_sbe, CONFIG_SYS_DDR_SBE);
 275#endif
 276        udelay(500);
 277
 278        out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL);
 279#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 280        d_init = 1;
 281        debug("DDR - 1st controller: memory initializing\n");
 282        /*
 283         * Poll until memory is initialized.
 284         * 512 Meg at 400 might hit this 200 times or so.
 285         */
 286        while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
 287                udelay(1000);
 288        }
 289        debug("DDR: memory initialized\n\n");
 290        udelay(500);
 291#endif
 292        return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
 293}
 294#endif
 295
 296/*
 297 * Initialize Local Bus
 298 */
 299void
 300local_bus_init(void)
 301{
 302        volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 303        volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
 304
 305        uint clkdiv;
 306        sys_info_t sysinfo;
 307
 308        get_sys_info(&sysinfo);
 309        clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2;
 310
 311        out_be32(&gur->lbiuiplldcr1, 0x00078080);
 312        if (clkdiv == 16)
 313                out_be32(&gur->lbiuiplldcr0, 0x7c0f1bf0);
 314        else if (clkdiv == 8)
 315                out_be32(&gur->lbiuiplldcr0, 0x6c0f1bf0);
 316        else if (clkdiv == 4)
 317                out_be32(&gur->lbiuiplldcr0, 0x5c0f1bf0);
 318
 319        out_be32(&lbc->lcrr, (u32)in_be32(&lbc->lcrr)| 0x00030000);
 320}
 321
 322static void fdt_board_disable_serial(void *blob, bd_t *bd, const char *alias)
 323{
 324        const char *status = "disabled";
 325        int off;
 326        int err;
 327
 328        off = fdt_path_offset(blob, alias);
 329        if (off < 0) {
 330                printf("WARNING: could not find %s alias: %s.\n", alias,
 331                        fdt_strerror(off));
 332                return;
 333        }
 334
 335        err = fdt_setprop(blob, off, "status", status, strlen(status) + 1);
 336        if (err) {
 337                printf("WARNING: could not set status for serial0: %s.\n",
 338                        fdt_strerror(err));
 339                return;
 340        }
 341}
 342
 343/*
 344 * Because of an erratum in prototype boards it is impossible to use eSDHC
 345 * without disabling UART0 (which makes it quite easy to 'brick' the board
 346 * by simply issung 'setenv hwconfig esdhc', and not able to interact with
 347 * U-Boot anylonger).
 348 *
 349 * So, but default we assume that the board is a prototype, which is a most
 350 * safe assumption. There is no way to determine board revision from a
 351 * register, so we use hwconfig.
 352 */
 353
 354static int prototype_board(void)
 355{
 356        if (hwconfig_subarg("board", "rev", NULL))
 357                return hwconfig_subarg_cmp("board", "rev", "prototype");
 358        return 1;
 359}
 360
 361static int esdhc_disables_uart0(void)
 362{
 363        return prototype_board() ||
 364               hwconfig_subarg_cmp("esdhc", "mode", "4-bits");
 365}
 366
 367static void fdt_board_fixup_qe_uart(void *blob, bd_t *bd)
 368{
 369        u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE;
 370        const char *devtype = "serial";
 371        const char *compat = "ucc_uart";
 372        const char *clk = "brg9";
 373        u32 portnum = 0;
 374        int off = -1;
 375
 376        if (!hwconfig("qe_uart"))
 377                return;
 378
 379        if (hwconfig("esdhc") && esdhc_disables_uart0()) {
 380                printf("QE UART: won't enable with esdhc.\n");
 381                return;
 382        }
 383
 384        fdt_board_disable_serial(blob, bd, "serial1");
 385
 386        while (1) {
 387                const u32 *idx;
 388                int len;
 389
 390                off = fdt_node_offset_by_compatible(blob, off, "ucc_geth");
 391                if (off < 0) {
 392                        printf("WARNING: unable to fixup device tree for "
 393                                "QE UART\n");
 394                        return;
 395                }
 396
 397                idx = fdt_getprop(blob, off, "cell-index", &len);
 398                if (!idx || len != sizeof(*idx) || *idx != fdt32_to_cpu(2))
 399                        continue;
 400                break;
 401        }
 402
 403        fdt_setprop(blob, off, "device_type", devtype, strlen(devtype) + 1);
 404        fdt_setprop(blob, off, "compatible", compat, strlen(compat) + 1);
 405        fdt_setprop(blob, off, "tx-clock-name", clk, strlen(clk) + 1);
 406        fdt_setprop(blob, off, "rx-clock-name", clk, strlen(clk) + 1);
 407        fdt_setprop(blob, off, "port-number", &portnum, sizeof(portnum));
 408
 409        setbits_8(&bcsr[15], BCSR15_QEUART_EN);
 410}
 411
 412#ifdef CONFIG_FSL_ESDHC
 413
 414int board_mmc_init(bd_t *bd)
 415{
 416        struct ccsr_gur *gur = (struct ccsr_gur *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
 417        u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE;
 418        u8 bcsr6 = BCSR6_SD_CARD_1BIT;
 419
 420        if (!hwconfig("esdhc"))
 421                return 0;
 422
 423        printf("Enabling eSDHC...\n"
 424               "  For eSDHC to function, I2C2 ");
 425        if (esdhc_disables_uart0()) {
 426                printf("and UART0 should be disabled.\n");
 427                printf("  Redirecting stderr, stdout and stdin to UART1...\n");
 428                console_assign(stderr, "eserial1");
 429                console_assign(stdout, "eserial1");
 430                console_assign(stdin, "eserial1");
 431                printf("Switched to UART1 (initial log has been printed to "
 432                       "UART0).\n");
 433
 434                clrsetbits_be32(&gur->plppar1, PLPPAR1_UART0_BIT_MASK,
 435                                               PLPPAR1_ESDHC_4BITS_VAL);
 436                clrsetbits_be32(&gur->plpdir1, PLPDIR1_UART0_BIT_MASK,
 437                                               PLPDIR1_ESDHC_4BITS_VAL);
 438                bcsr6 |= BCSR6_SD_CARD_4BITS;
 439        } else {
 440                printf("should be disabled.\n");
 441        }
 442
 443        /* Assign I2C2 signals to eSDHC. */
 444        clrsetbits_be32(&gur->plppar1, PLPPAR1_I2C_BIT_MASK,
 445                                       PLPPAR1_ESDHC_VAL);
 446        clrsetbits_be32(&gur->plpdir1, PLPDIR1_I2C_BIT_MASK,
 447                                       PLPDIR1_ESDHC_VAL);
 448
 449        /* Mux I2C2 (and optionally UART0) signals to eSDHC. */
 450        setbits_8(&bcsr[6], bcsr6);
 451
 452        return fsl_esdhc_mmc_init(bd);
 453}
 454
 455static void fdt_board_fixup_esdhc(void *blob, bd_t *bd)
 456{
 457        const char *status = "disabled";
 458        int off = -1;
 459
 460        if (!hwconfig("esdhc"))
 461                return;
 462
 463        if (esdhc_disables_uart0())
 464                fdt_board_disable_serial(blob, bd, "serial0");
 465
 466        while (1) {
 467                const u32 *idx;
 468                int len;
 469
 470                off = fdt_node_offset_by_compatible(blob, off, "fsl-i2c");
 471                if (off < 0)
 472                        break;
 473
 474                idx = fdt_getprop(blob, off, "cell-index", &len);
 475                if (!idx || len != sizeof(*idx))
 476                        continue;
 477
 478                if (*idx == 1) {
 479                        fdt_setprop(blob, off, "status", status,
 480                                    strlen(status) + 1);
 481                        break;
 482                }
 483        }
 484
 485        if (hwconfig_subarg_cmp("esdhc", "mode", "4-bits")) {
 486                off = fdt_node_offset_by_compatible(blob, -1, "fsl,esdhc");
 487                if (off < 0) {
 488                        printf("WARNING: could not find esdhc node\n");
 489                        return;
 490                }
 491                fdt_delprop(blob, off, "sdhci,1-bit-only");
 492        }
 493}
 494#else
 495static inline void fdt_board_fixup_esdhc(void *blob, bd_t *bd) {}
 496#endif
 497
 498static void fdt_board_fixup_qe_usb(void *blob, bd_t *bd)
 499{
 500        u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE;
 501
 502        if (hwconfig_subarg_cmp("qe_usb", "speed", "low"))
 503                clrbits_8(&bcsr[17], BCSR17_nUSBLOWSPD);
 504        else
 505                setbits_8(&bcsr[17], BCSR17_nUSBLOWSPD);
 506
 507        if (hwconfig_subarg_cmp("qe_usb", "mode", "peripheral")) {
 508                clrbits_8(&bcsr[17], BCSR17_USBVCC);
 509                clrbits_8(&bcsr[17], BCSR17_USBMODE);
 510                do_fixup_by_compat(blob, "fsl,mpc8569-qe-usb", "mode",
 511                                   "peripheral", sizeof("peripheral"), 1);
 512        } else {
 513                setbits_8(&bcsr[17], BCSR17_USBVCC);
 514                setbits_8(&bcsr[17], BCSR17_USBMODE);
 515        }
 516
 517        clrbits_8(&bcsr[17], BCSR17_nUSBEN);
 518}
 519
 520#ifdef CONFIG_PCI
 521void pci_init_board(void)
 522{
 523#if defined(CONFIG_PQ_MDS_PIB)
 524        pib_init();
 525#endif
 526
 527        fsl_pcie_init_board(0);
 528}
 529#endif /* CONFIG_PCI */
 530
 531#if defined(CONFIG_OF_BOARD_SETUP)
 532void ft_board_setup(void *blob, bd_t *bd)
 533{
 534#if defined(CONFIG_SYS_UCC_RMII_MODE)
 535        int nodeoff, off, err;
 536        unsigned int val;
 537        const u32 *ph;
 538        const u32 *index;
 539
 540        /* fixup device tree for supporting rmii mode */
 541        nodeoff = -1;
 542        while ((nodeoff = fdt_node_offset_by_compatible(blob, nodeoff,
 543                                "ucc_geth")) >= 0) {
 544                err = fdt_setprop_string(blob, nodeoff, "tx-clock-name",
 545                                                "clk16");
 546                if (err < 0) {
 547                        printf("WARNING: could not set tx-clock-name %s.\n",
 548                                fdt_strerror(err));
 549                        break;
 550                }
 551
 552                err = fdt_fixup_phy_connection(blob, nodeoff,
 553                                PHY_INTERFACE_MODE_RMII);
 554
 555                if (err < 0) {
 556                        printf("WARNING: could not set phy-connection-type "
 557                                "%s.\n", fdt_strerror(err));
 558                        break;
 559                }
 560
 561                index = fdt_getprop(blob, nodeoff, "cell-index", 0);
 562                if (index == NULL) {
 563                        printf("WARNING: could not get cell-index of ucc\n");
 564                        break;
 565                }
 566
 567                ph = fdt_getprop(blob, nodeoff, "phy-handle", 0);
 568                if (ph == NULL) {
 569                        printf("WARNING: could not get phy-handle of ucc\n");
 570                        break;
 571                }
 572
 573                off = fdt_node_offset_by_phandle(blob, *ph);
 574                if (off < 0) {
 575                        printf("WARNING: could not get phy node %s.\n",
 576                                fdt_strerror(err));
 577                        break;
 578                }
 579
 580                val = 0x7 + *index; /* RMII phy address starts from 0x8 */
 581
 582                err = fdt_setprop(blob, off, "reg", &val, sizeof(u32));
 583                if (err < 0) {
 584                        printf("WARNING: could not set reg for phy-handle "
 585                                "%s.\n", fdt_strerror(err));
 586                        break;
 587                }
 588        }
 589#endif
 590        ft_cpu_setup(blob, bd);
 591
 592        FT_FSL_PCI_SETUP;
 593
 594        fdt_board_fixup_esdhc(blob, bd);
 595        fdt_board_fixup_qe_uart(blob, bd);
 596        fdt_board_fixup_qe_usb(blob, bd);
 597}
 598#endif
 599