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/*
* (C) Copyright 2007
* Stefan Roese, DENX Software Engineering, sr@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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <config.h>
#include <common.h>
#include <command.h>
#include <asm/processor.h>
#include <i2c.h>
#if defined(CONFIG_TAISHAN)
const uchar bootstrap_buf[16] = {
0x86,
0x78,
0xc1,
0xa6,
0x09,
0x67,
0x04,
0x63,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00
};
static int update_boot_eeprom(void)
{
ulong len = 0x10;
uchar chip = CONFIG_SYS_BOOTSTRAP_IIC_ADDR;
uchar *pbuf = (uchar *)bootstrap_buf;
int ii, jj;
for (ii = 0; ii < len; ii++) {
if (i2c_write(chip, ii, 1, &pbuf[ii], 1) != 0) {
printf("i2c_write failed\n");
return -1;
}
/* wait 10ms */
for (jj = 0; jj < 10; jj++)
udelay(1000);
}
return 0;
}
int do_update_boot_eeprom(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
return update_boot_eeprom();
}
U_BOOT_CMD(update_boot_eeprom, 1, 1, do_update_boot_eeprom,
"update bootstrap eeprom content", NULL);
#endif
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