| /* |
| * (C) Copyright 2007 Michal Simek |
| * (C) Copyright 2004 Atmark Techno, Inc. |
| * |
| * Michal SIMEK <monstr@monstr.eu> |
| * Yasushi SHOJI <yashi@atmark-techno.com> |
| * |
| * 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> |
| |
| #ifdef CONFIG_SYS_TIMER_0 |
| void udelay (unsigned long usec) |
| { |
| int i; |
| i = get_timer (0); |
| while ((get_timer (0) - i) < (usec / 1000)) ; |
| } |
| #else |
| void udelay (unsigned long usec) |
| { |
| unsigned int i; |
| for (i = 0; i < (usec * CONFIG_XILINX_CLOCK_FREQ / 10000000); i++); |
| } |
| #endif |