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/*
* Copyright (C) 2006 Atmel Corporation
*
* 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/io.h>
#include <asm/sdram.h>
#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
#include <asm/arch/hmatrix2.h>
DECLARE_GLOBAL_DATA_PTR;
static const struct sdram_info sdram = {
.phys_addr = CFG_SDRAM_BASE,
.row_bits = 13,
.col_bits = 9,
.bank_bits = 2,
.cas = 3,
.twr = 2,
.trc = 7,
.trp = 2,
.trcd = 2,
.tras = 5,
.txsr = 5,
/* 7.81 us */
.refresh_period = (781 * (SDRAMC_BUS_HZ / 1000)) / 100000,
};
int board_early_init_f(void)
{
/* Set the SDRAM_ENABLE bit in the HEBI SFR */
hmatrix2_writel(SFR4, 1 << 1);
gpio_enable_ebi();
gpio_enable_usart1();
#if defined(CONFIG_MACB)
gpio_enable_macb0();
gpio_enable_macb1();
#endif
#if defined(CONFIG_MMC)
gpio_enable_mmci();
#endif
return 0;
}
long int initdram(int board_type)
{
return sdram_init(&sdram);
}
void board_init_info(void)
{
gd->bd->bi_phy_id[0] = 0x01;
gd->bd->bi_phy_id[1] = 0x03;
}
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