/* * (C) Copyright 2000-2009 * 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., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include <common.h> #include <watchdog.h> #ifndef CONFIG_WD_PERIOD # define CONFIG_WD_PERIOD (10 * 1000 * 1000) /* 10 seconds default*/ #endif /* ------------------------------------------------------------------------- */ void udelay(unsigned long usec) { ulong kv; do { WATCHDOG_RESET(); kv = usec > CONFIG_WD_PERIOD ? CONFIG_WD_PERIOD : usec; __udelay (kv); usec -= kv; } while(usec); }