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/*
* (C) Copyright 2001
* 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 <config.h>
#include <mpc8xx.h>
/* ------------------------------------------------------------------------- */
#define _NOT_USED_ 0xFFFFFFFF
const uint edo_60ns[] =
{ 0x8ffbec24, 0x0ff3ec04, 0x0cf3ec04, 0x00f3ec04,
0x00f3ec00, 0x37f7ec47, _NOT_USED_, _NOT_USED_,
0x8fffec24, 0x0ffbec04, 0x08f3ec04, 0x07f3ec08,
0x08f3ec04, 0x07f3ec48, 0x08f3ec04, 0x07f3ec48,
0x08f3ec04, 0x07f3ec48, 0x1ff7ec47, _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
0x8fffcc24, 0x0fefcc04, 0x0cafcc00, 0x11bfcc47,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
0x8fffcc24, 0x0fefcc04, 0x0cafcc00, 0x03afcc4c,
0x0cafcc00, 0x03afcc4c, 0x0cafcc00, 0x03afcc4c,
0x0cafcc00, 0x33bfcc4f, _NOT_USED_, _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
0xc0ffcc84, 0x00ffcc04, 0x07ffcc04, 0x3fffcc06,
0xffffcc85, 0xffffcc05, _NOT_USED_, _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
0x33ffcc07, _NOT_USED_, _NOT_USED_, _NOT_USED_ };
/* ------------------------------------------------------------------------- */
/*
* Check Board Identity:
*/
int checkboard (void)
{
puts ("Board: AMX860\n");
return 0;
}
/* ------------------------------------------------------------------------- */
phys_size_t initdram (int board_type)
{
volatile immap_t *immap = (immap_t *)CFG_IMMR;
volatile memctl8xx_t *memctl = &immap->im_memctl;
/* AMX860: has 4 Mb of 60ns EDO DRAM, so start DRAM at 0 */
upmconfig(UPMA, (uint *) edo_60ns, sizeof(edo_60ns)/sizeof(uint));
#ifndef CONFIG_AMX_RAM_EXT
memctl->memc_mptpr = 0x0400; /* divide by 16 */
#else
memctl->memc_mptpr = 0x0200;
#endif
memctl->memc_mamr = 0x30a21114;
memctl->memc_or2 = 0xffc00800;
#ifndef CONFIG_AMX_RAM_EXT
memctl->memc_br2 = 0x81;
return (4 << 20);
#else
memctl->memc_or1 = 0xff000800;
memctl->memc_br1 = 0x00000081;
memctl->memc_br2 = 0x01000081;
return (20 << 20);
#endif
}
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