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-/********************************************************************
- *
- * Unless otherwise specified, Copyright (C) 2004-2005 Barco Control Rooms
- *
- * $Source: /home/services/cvs/firmware/ppc/u-boot-1.1.2/board/barco/speed.h,v $
- * $Revision: 1.2 $
- * $Author: mleeman $
- * $Date: 2005/02/21 12:48:58 $
- *
- * Last ChangeLog Entry
- * $Log: speed.h,v $
- * Revision 1.2 2005/02/21 12:48:58 mleeman
- * update of copyright years (feedback wd)
- *
- * Revision 1.1 2005/02/14 09:23:46 mleeman
- * - moved 'barcohydra' directory to a more generic barco; since we will be
- * supporting and adding multiple boards
- *
- * Revision 1.2 2005/02/09 12:56:23 mleeman
- * add generic header to track changes in sources
- *
- *
- *******************************************************************/
-
-/*
- * (C) Copyright 2000
- * 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
- */
-
-/*-----------------------------------------------------------------------
- * Timer value for timer 2, ICLK = 10
- *
- * SPEED_FCOUNT2 = GCLK / (16 * (TIMER_TMR_PS + 1))
- * SPEED_TMR3_PS = (GCLK / (16 * SPEED_FCOUNT3)) - 1
- *
- * SPEED_FCOUNT2 timer 2 counting frequency
- * GCLK CPU clock
- * SPEED_TMR2_PS prescaler
- */
-#define SPEED_TMR2_PS (250 - 1) /* divide by 250 */
-
-/*-----------------------------------------------------------------------
- * Timer value for PIT
- *
- * PIT_TIME = SPEED_PITC / PITRTCLK
- * PITRTCLK = 8192
- */
-#define SPEED_PITC (82 << 16) /* start counting from 82 */
-
-/*
- * The new value for PTA is calculated from
- *
- * PTA = (gclk * Trefresh) / (2 ^ (2 * DFBRG) * PTP * NCS)
- *
- * gclk CPU clock (not bus clock !)
- * Trefresh Refresh cycle * 4 (four word bursts used)
- * DFBRG For normal mode (no clock reduction) always 0
- * PTP Prescaler (already adjusted for no. of banks and 4K / 8K refresh)
- * NCS Number of SDRAM banks (chip selects) on this UPM.
- */