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/*
* Copyright (C) 2007 Sascha Hauer, Pengutronix
*
* 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 <net.h>
#include <cfi_flash.h>
#include <init.h>
#include <environment.h>
#include <fec.h>
#include <asm/armlinux.h>
#include <asm/mach-types.h>
#include <partition.h>
#include <fs.h>
#include <fcntl.h>
#include <asm/io.h>
#include <asm/hardware.h>
#include <nand.h>
#include <linux/mtd/nand.h>
#include <mach/board.h>
#include <mach/at91sam9_smc.h>
#include <mach/sam9_smc.h>
#include <gpio.h>
static struct atmel_nand_data nand_pdata = {
.ale = 21,
.cle = 22,
/* .det_pin = ... not connected */
.ecc_base = (void __iomem *)(AT91_BASE_SYS + AT91_ECC),
.ecc_mode = NAND_ECC_HW,
.rdy_pin = AT91_PIN_PC13,
.enable_pin = AT91_PIN_PC14,
#if defined(CONFIG_MTD_NAND_ATMEL_BUSWIDTH_16)
.bus_width_16 = 1,
#else
.bus_width_16 = 0,
#endif
};
static struct sam9_smc_config ek_nand_smc_config = {
.ncs_read_setup = 0,
.nrd_setup = 1,
.ncs_write_setup = 0,
.nwe_setup = 1,
.ncs_read_pulse = 3,
.nrd_pulse = 3,
.ncs_write_pulse = 3,
.nwe_pulse = 3,
.read_cycle = 5,
.write_cycle = 5,
.mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
.tdf_cycles = 2,
};
static void ek_add_device_nand(void)
{
/* setup bus-width (8 or 16) */
if (nand_pdata.bus_width_16)
ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
else
ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &ek_nand_smc_config);
at91_add_device_nand(&nand_pdata);
}
static struct at91_ether_platform_data macb_pdata = {
.flags = AT91SAM_ETHER_RMII,
.phy_addr = 0,
};
static int at91sam9260ek_devices_init(void)
{
ek_add_device_nand();
at91_add_device_eth(&macb_pdata);
at91_add_device_sdram(64 * 1024 * 1024);
armlinux_set_bootparams((void *)(AT91_CHIPSELECT_1 + 0x100));
armlinux_set_architecture(MACH_TYPE_AT91SAM9260EK);
devfs_add_partition("nand0", 0x00000, 0x80000, PARTITION_FIXED, "self_raw");
dev_add_bb_dev("self_raw", "self0");
devfs_add_partition("nand0", 0x40000, 0x40000, PARTITION_FIXED, "env_raw");
dev_add_bb_dev("env_raw", "env0");
return 0;
}
device_initcall(at91sam9260ek_devices_init);
static int at91sam9260ek_console_init(void)
{
at91_register_uart(0, 0);
return 0;
}
console_initcall(at91sam9260ek_console_init);
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