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/*
* Copyright (c) 2004 Cucy Systems (http://www.cucy.com)
* Curt Brune <curt@cucy.com>
*
* 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 <asm/hardware.h>
#include <command.h>
/* ------------------------------------------------------------------------- */
#define PUT_LED(val) (PUT_REG(REG_IOPDATA, (~val)&0xFF))
#define GET_LED() ((~GET_REG( REG_IOPDATA)) & 0xFF)
#define SET_LED(val) { u32 led = GET_LED(); led |= 1 << (val); PUT_LED( led); }
#define CLR_LED(val) { u32 led = GET_LED(); led &= ~(1 << (val)); PUT_LED( led); }
/*
* Miscelaneous platform dependent initialisations
*/
int board_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
icache_enable();
/* address for the kernel command line */
gd->bd->bi_boot_params = 0x800;
/* enable board LEDs for output */
PUT_REG( REG_IOPDATA, 0x0);
PUT_REG( REG_IOPMODE, 0xFFFF);
PUT_REG( REG_IOPDATA, 0xFF);
/* enable LED 7 to show we're alive */
SET_LED( 7);
/* configure free running timer 1 */
/* Stop timer 1 */
CLR_REG( REG_TMOD, TM1_RUN);
/* Configure for toggle mode */
SET_REG( REG_TMOD, TM1_TOGGLE);
/* Load Timer data register with count down value */
PUT_REG( REG_TDATA1, 0xFFFFFFFF);
/* Clear timer counter register */
PUT_REG( REG_TCNT1, 0x0);
/* Start timer -- count down timer */
SET_REG( REG_TMOD, TM1_RUN);
return 0;
}
int dram_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
#if CONFIG_NR_DRAM_BANKS == 2
gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
#endif
return 0;
}
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