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/*
* Copyright (C) 2008-2011 Freescale Semiconductor, Inc.
*
* 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 <linux/types.h>
#include <asm/io.h>
#include <command.h>
#include <common.h>
#include <asm/imx_iim.h>
int do_iimops(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int bank = 0,
row = 0,
val = 0;
if (argc < 3 || argc > 5)
goto err_rtn;
if (strcmp(argv[1], "read") == 0) {
if (strcmp(argv[2], "fecmac") == 0) {
if (3 == argc)
iim_blow_func(argv[2], NULL);
else
goto err_rtn;
} else {
if (4 == argc) {
bank = simple_strtoul(argv[2], NULL, 16);
row = simple_strtoul(argv[3], NULL, 16);
iim_read(bank, row);
} else
goto err_rtn;
}
} else if (strcmp(argv[1], "blow") == 0) {
if (strcmp(argv[2], "fecmac") == 0) {
if (4 == argc)
iim_blow_func(argv[2], argv[3]);
else
goto err_rtn;
} else {
if (5 == argc) {
bank = simple_strtoul(argv[2], NULL, 16);
row = simple_strtoul(argv[3], NULL, 16);
val = simple_strtoul(argv[4], NULL, 16);
iim_blow(bank, row, val);
} else
goto err_rtn;
}
} else
goto err_rtn;
return 0;
err_rtn:
printf("Invalid parameters!\n");
printf("It is too dangeous for you to use iim command.\n");
return 1;
}
U_BOOT_CMD(
iim, 5, 1, do_iimops,
"IIM sub system",
"Warning: all numbers in parameter are in hex format!\n"
"iim read <bank> <row> - Read some fuses\n"
"iim read fecmac - Read FEC Mac address\n"
"iim blow <bank> <row> <value> - Blow some fuses\n"
"iim blow fecmac <0x##:0x##:0x##:0x##:0x##:0x##>"
"- Blow FEC Mac address");
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