board/bf526-ezbrd/bf526-ezbrd.c

   1 /*
   2  * U-Boot - main board file
   3  *
   4  * Copyright (c) 2005-2009 Analog Devices Inc.
   5  *
   6  * Licensed under the GPL-2 or later.
   7  */
   8
   9 #include <common.h>
  10 #include <config.h>
  11 #include <command.h>
  12 #include <net.h>
  13 #include <netdev.h>
  14 #include <asm/blackfin.h>
  15 #include <asm/mach-common/bits/otp.h>
  16
  17 DECLARE_GLOBAL_DATA_PTR;
  18
  19 int checkboard(void)
  20 {
  21         printf("Board: ADI BF526 EZ-Board board\n");
  22         printf("       Support: http://blackfin.uclinux.org/\n");
  23         return 0;
  24 }
  25
  26 #ifdef CONFIG_BFIN_MAC
  27 static void board_init_enetaddr(uchar *mac_addr)
  28 {
  29 #ifdef CONFIG_MTD_NOR_FLASH
  30         /* we cram the MAC in the last flash sector */
  31         uchar *board_mac_addr = (uchar *)0x203F0096;
  32         if (is_valid_ethaddr(board_mac_addr)) {
  33                 memcpy(mac_addr, board_mac_addr, 6);
  34                 eth_setenv_enetaddr("ethaddr", mac_addr);
  35         }
  36 #endif
  37 }
  38
  39 int board_eth_init(bd_t *bis)
  40 {
  41         return bfin_EMAC_initialize(bis);
  42 }
  43 #endif
  44
  45 int misc_init_r(void)
  46 {
  47 #ifdef CONFIG_BFIN_MAC
  48         uchar enetaddr[6];
  49         if (!eth_getenv_enetaddr("ethaddr", enetaddr))
  50                 board_init_enetaddr(enetaddr);
  51 #endif
  52
  53 #ifdef CONFIG_MTD_NOR_FLASH
  54         /* we use the last sector for the MAC address / POST LDR */
  55         extern flash_info_t flash_info[];
  56         flash_protect(FLAG_PROTECT_SET, 0x203F0000, 0x203FFFFF, &flash_info[0]);
  57 #endif
  58
  59         return 0;
  60 }