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/*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Alex Zuepke <azu@sysgo.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>
/* ------------------------------------------------------------------------- */
/*
* Miscelaneous platform dependent initialisations
*/
int board_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
/* memory and cpu-speed are setup before relocation */
/* but if we use InfernoLoader, we must do some inits here */
#ifdef CONFIG_INFERNO
{
unsigned long temp;
__asm__ __volatile__(/* disable MMU, enable icache */
"mrc p15, 0, %0, c1, c0\n"
"bic %0, %0, #0x00002000\n"
"bic %0, %0, #0x0000000f\n"
"orr %0, %0, #0x00001000\n"
"orr %0, %0, #0x00000002\n"
"mcr p15, 0, %0, c1, c0\n"
/* flush caches */
"mov %0, #0\n"
"mcr p15, 0, %0, c7, c7, 0\n"
"mcr p15, 0, %0, c8, c7, 0\n"
: "=r" (temp)
:
: "memory");
/* setup PCMCIA timing */
temp = 0xa0000018;
*(unsigned long *)temp = 0x00060006;
}
#endif /* CONFIG_INFERNO */
/* arch number for shannon */
gd->bd->bi_arch_number = MACH_TYPE_SHANNON;
/* adress of boot parameters */
gd->bd->bi_boot_params = 0xc0000100;
return 0;
}
int dram_init (void)
{
#if defined(PHYS_SDRAM_1) || defined(PHYS_SDRAM_2) || \
defined(PHYS_SDRAM_3) || defined(PHYS_SDRAM_4)
DECLARE_GLOBAL_DATA_PTR;
bd_t *bd = gd->bd;
#endif
#ifdef PHYS_SDRAM_1
bd->bi_dram[0].start = PHYS_SDRAM_1;
bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
#endif
#ifdef PHYS_SDRAM_2
bd->bi_dram[1].start = PHYS_SDRAM_2;
bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
#endif
#ifdef PHYS_SDRAM_3
bd->bi_dram[2].start = PHYS_SDRAM_3;
bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
#endif
#ifdef PHYS_SDRAM_4
bd->bi_dram[3].start = PHYS_SDRAM_4;
bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
#endif
return (0);
}
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