2 * U-boot - main board file
4 * (C) Copyright 2010 3ality Digital Systems
6 * Copyright (c) 2005-2008 Analog Devices Inc.
8 * (C) Copyright 2000-2004
9 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
11 * See file CREDITS for list of people who contributed to this
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
32 #include <asm/blackfin.h>
38 static void disable_external_watchdog(void)
40 #ifdef CONFIG_DNP5370_EXT_WD_DISABLE
41 /* disable external HW watchdog with PH13 = WD1 = 1 */
42 gpio_request(GPIO_PH13, "ext_wd");
43 gpio_direction_output(GPIO_PH13, 1);
49 printf("Board: SSV DilNet DNP5370\n");
53 #ifdef CONFIG_BFIN_MAC
54 static void board_init_enetaddr(uchar *mac_addr)
56 #ifdef CONFIG_SYS_NO_FLASH
57 # define USE_MAC_IN_FLASH 0
59 # define USE_MAC_IN_FLASH 1
61 bool valid_mac = false;
63 if (USE_MAC_IN_FLASH) {
64 /* we cram the MAC in the last flash sector */
65 uchar *board_mac_addr = (uchar *)0x202F0000;
66 if (is_valid_ether_addr(board_mac_addr)) {
67 memcpy(mac_addr, board_mac_addr, 6);
73 puts("Warning: Generating 'random' MAC address\n");
74 bfin_gen_rand_mac(mac_addr);
77 eth_setenv_enetaddr("ethaddr", mac_addr);
80 int board_eth_init(bd_t *bis)
82 return bfin_EMAC_initialize(bis);
86 /* miscellaneous platform dependent initialisations */
89 disable_external_watchdog();
91 #ifdef CONFIG_BFIN_MAC
93 if (!eth_getenv_enetaddr("ethaddr", enetaddr))
94 board_init_enetaddr(enetaddr);
97 #ifndef CONFIG_SYS_NO_FLASH
98 /* we use the last sector for the MAC address / POST LDR */
99 extern flash_info_t flash_info[];
100 flash_protect(FLAG_PROTECT_SET, 0x202F0000, 0x202FFFFF, &flash_info[0]);