board/m5272c3/m5272c3.c

   1 /*
   2  * (C) Copyright 2000-2003
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #include <common.h>
  25 #include <asm/immap.h>
  26
  27
  28 int checkboard (void) {
  29         puts ("Board: ");
  30         puts ("Freescale MCF5272C3 EVB\n");
  31         return 0;
  32         };
  33
  34 long int initdram (int board_type) {
  35         volatile sdramctrl_t * sdp = (sdramctrl_t *)(MMAP_SDRAM);
  36
  37         sdp->sdram_sdtr = 0xf539;
  38         sdp->sdram_sdcr = 0x4211;
  39
  40         /* Dummy write to start SDRAM */
  41         *((volatile unsigned long *)0) = 0;
  42
  43         return CFG_SDRAM_SIZE * 1024 * 1024;
  44         };
  45
  46 int testdram (void) {
  47         /* TODO: XXX XXX XXX */
  48         printf ("DRAM test not implemented!\n");
  49
  50         return (0);
  51 }