2 * U-boot - main board file
4 * Copyright (c) 2005-2008 Analog Devices Inc.
6 * (C) Copyright 2000-2004
7 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9 * See file CREDITS for list of people who contributed to this
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
31 #include <asm/blackfin.h>
34 #include <asm/mach-common/bits/bootrom.h>
37 DECLARE_GLOBAL_DATA_PTR;
41 printf("Board: ADI BF537 stamp board\n");
42 printf(" Support: http://blackfin.uclinux.org/\n");
46 #ifdef CONFIG_BFIN_MAC
47 static void board_init_enetaddr(uchar *mac_addr)
49 #ifdef CONFIG_SYS_NO_FLASH
50 # define USE_MAC_IN_FLASH 0
52 # define USE_MAC_IN_FLASH 1
54 bool valid_mac = false;
56 if (USE_MAC_IN_FLASH) {
57 /* we cram the MAC in the last flash sector */
58 uchar *board_mac_addr = (uchar *)0x203F0000;
59 if (is_valid_ether_addr(board_mac_addr)) {
60 memcpy(mac_addr, board_mac_addr, 6);
66 puts("Warning: Generating 'random' MAC address\n");
67 bfin_gen_rand_mac(mac_addr);
70 eth_setenv_enetaddr("ethaddr", mac_addr);
73 int board_eth_init(bd_t *bis)
75 return bfin_EMAC_initialize(bis);
79 /* miscellaneous platform dependent initialisations */
82 #ifdef CONFIG_BFIN_MAC
84 if (!eth_getenv_enetaddr("ethaddr", enetaddr))
85 board_init_enetaddr(enetaddr);
88 #ifndef CONFIG_SYS_NO_FLASH
89 /* we use the last sector for the MAC address / POST LDR */
90 extern flash_info_t flash_info[];
91 flash_protect(FLAG_PROTECT_SET, 0x203F0000, 0x203FFFFF, &flash_info[0]);
94 #ifdef CONFIG_BFIN_IDE