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/*
* KwikByte CAM60 (KB9260)
*
* based on board-sam9260ek.c
* Copyright (C) 2005 SAN People
* Copyright (C) 2006 Atmel
*
* 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 <linux/types.h>
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#include <mach/hardware.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <mach/at91sam9_smc.h>
#include "at91_aic.h"
#include "board.h"
#include "sam9_smc.h"
#include "generic.h"
static void __init cam60_init_early(void)
{
/* Initialize processor: 10 MHz crystal */
at91_initialize(10000000);
}
/*
* USB Host
*/
static struct at91_usbh_data __initdata cam60_usbh_data = {
.ports = 1,
.vbus_pin = {-EINVAL, -EINVAL},
.overcurrent_pin= {-EINVAL, -EINVAL},
};
/*
* SPI devices.
*/
#if defined(CONFIG_MTD_DATAFLASH)
static struct mtd_partition cam60_spi_partitions[] = {
{
.name = "BOOT1",
.offset = 0,
.size = 4 * 1056,
},
{
.name = "BOOT2",
.offset = MTDPART_OFS_NXTBLK,
.size = 256 * 1056,
},
{
.name = "kernel",
.offset = MTDPART_OFS_NXTBLK,
.size = 2222 * 1056,
},
{
.name = "file system",
.offset = MTDPART_OFS_NXTBLK,
.size = MTDPART_SIZ_FULL,
},
};
static struct flash_platform_data cam60_spi_flash_platform_data = {
.name = "spi_flash",
.parts = cam60_spi_partitions,
.nr_parts = ARRAY_SIZE(cam60_spi_partitions)
};
#endif
static struct spi_board_info cam60_spi_devices[] __initdata = {
#if defined(CONFIG_MTD_DATAFLASH)
{ /* DataFlash chip */
.modalias = "mtd_dataflash",
.chip_select = 0,
.max_speed_hz = 15 * 1000 * 1000,
.bus_num = 0,
.platform_data = &cam60_spi_flash_platform_data
},
#endif
};
/*
* MACB Ethernet device
*/
static struct __initdata macb_platform_data cam60_macb_data = {
.phy_irq_pin = AT91_PIN_PB5,
.is_rmii = 0,
};
/*
* NAND Flash
*/
static struct mtd_partition __initdata cam60_nand_partition[] = {
{
.name = "nand_fs",
.offset = 0,
.size = MTDPART_SIZ_FULL,
},
};
static struct atmel_nand_data __initdata cam60_nand_data = {
.ale = 21,
.cle = 22,
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PA9,
.enable_pin = AT91_PIN_PA7,
.ecc_mode = NAND_ECC_SOFT,
.parts = cam60_nand_partition,
.num_parts = ARRAY_SIZE(cam60_nand_partition),
};
static struct sam9_smc_config __initdata cam60_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 | AT91_SMC_DBW_8,
.tdf_cycles = 2,
};
static void __init cam60_add_device_nand(void)
{
/* configure chip-select 3 (NAND) */
sam9_smc_configure(0, 3, &cam60_nand_smc_config);
at91_add_device_nand(&cam60_nand_data);
}
static void __init cam60_board_init(void)
{
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
at91_add_device_serial();
/* SPI */
at91_add_device_spi(cam60_spi_devices, ARRAY_SIZE(cam60_spi_devices));
/* Ethernet */
at91_add_device_eth(&cam60_macb_data);
/* USB Host */
/* enable USB power supply circuit */
at91_set_gpio_output(AT91_PIN_PB18, 1);
at91_add_device_usbh(&cam60_usbh_data);
/* NAND */
cam60_add_device_nand();
}
MACHINE_START(CAM60, "KwikByte CAM60")
/* Maintainer: KwikByte */
.init_time = at91sam926x_pit_init,
.map_io = at91_map_io,
.handle_irq = at91_aic_handle_irq,
.init_early = cam60_init_early,
.init_irq = at91_init_irq_default,
.init_machine = cam60_board_init,
MACHINE_END
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