mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-27 15:12:21 +00:00
3f390e15a7
The common gpio code provides a function for handling the spi boot workaround logic, so switch over to that rather than bang on the gpio MMRs directly. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
106 lines
2.6 KiB
C
106 lines
2.6 KiB
C
/*
|
|
* U-boot - main board file
|
|
*
|
|
* Copyright (c) 2005-2008 Analog Devices Inc.
|
|
*
|
|
* (C) Copyright 2000-2004
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
|
|
* MA 02110-1301 USA
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <config.h>
|
|
#include <command.h>
|
|
#include <asm/blackfin.h>
|
|
#include <asm/net.h>
|
|
#include <net.h>
|
|
#include <asm/mach-common/bits/bootrom.h>
|
|
#include <netdev.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
int checkboard(void)
|
|
{
|
|
printf("Board: ADI BF537 stamp board\n");
|
|
printf(" Support: http://blackfin.uclinux.org/\n");
|
|
return 0;
|
|
}
|
|
|
|
void board_reset(void)
|
|
{
|
|
/* workaround for weak pull ups on ssel */
|
|
if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER)
|
|
bfin_reset_boot_spi_cs(GPIO_PF10);
|
|
}
|
|
|
|
#ifdef CONFIG_BFIN_MAC
|
|
static void board_init_enetaddr(uchar *mac_addr)
|
|
{
|
|
#ifdef CONFIG_SYS_NO_FLASH
|
|
# define USE_MAC_IN_FLASH 0
|
|
#else
|
|
# define USE_MAC_IN_FLASH 1
|
|
#endif
|
|
bool valid_mac = false;
|
|
|
|
if (USE_MAC_IN_FLASH) {
|
|
/* we cram the MAC in the last flash sector */
|
|
uchar *board_mac_addr = (uchar *)0x203F0000;
|
|
if (is_valid_ether_addr(board_mac_addr)) {
|
|
memcpy(mac_addr, board_mac_addr, 6);
|
|
valid_mac = true;
|
|
}
|
|
}
|
|
|
|
if (!valid_mac) {
|
|
puts("Warning: Generating 'random' MAC address\n");
|
|
bfin_gen_rand_mac(mac_addr);
|
|
}
|
|
|
|
eth_setenv_enetaddr("ethaddr", mac_addr);
|
|
}
|
|
|
|
int board_eth_init(bd_t *bis)
|
|
{
|
|
return bfin_EMAC_initialize(bis);
|
|
}
|
|
#endif
|
|
|
|
/* miscellaneous platform dependent initialisations */
|
|
int misc_init_r(void)
|
|
{
|
|
#ifdef CONFIG_BFIN_MAC
|
|
uchar enetaddr[6];
|
|
if (!eth_getenv_enetaddr("ethaddr", enetaddr))
|
|
board_init_enetaddr(enetaddr);
|
|
#endif
|
|
|
|
#ifndef CONFIG_SYS_NO_FLASH
|
|
/* we use the last sector for the MAC address / POST LDR */
|
|
extern flash_info_t flash_info[];
|
|
flash_protect(FLAG_PROTECT_SET, 0x203F0000, 0x203FFFFF, &flash_info[0]);
|
|
#endif
|
|
|
|
#ifdef CONFIG_BFIN_IDE
|
|
cf_ide_init();
|
|
#endif
|
|
|
|
return 0;
|
|
}
|