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author | wdenk <wdenk> | 2002-08-26 22:36:39 (GMT) |
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committer | wdenk <wdenk> | 2002-08-26 22:36:39 (GMT) |
commit | f8cac651b33efa270e4dfa1292d01a3b5d7a62cf (patch) | |
tree | 78f852cbd430308689fb44f6d2ab243cf5cdd73b /board/westel/amx860 | |
parent | 67c4f48a49bb428bca409b1f6b6ca03f448c3645 (diff) | |
download | u-boot-f8cac651b33efa270e4dfa1292d01a3b5d7a62cf.tar.xz |
Initial revision
Diffstat (limited to 'board/westel/amx860')
-rw-r--r-- | board/westel/amx860/amx860.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/board/westel/amx860/amx860.c b/board/westel/amx860/amx860.c new file mode 100644 index 0000000..8826667 --- /dev/null +++ b/board/westel/amx860/amx860.c @@ -0,0 +1,93 @@ +/* + * (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; +} + +/* ------------------------------------------------------------------------- */ + +long int 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 +} |