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/*
* Copyright (C) 2009-2012 Jean-Christophe PLAGNIOL-VILLARD <plagnio@jcrosoft.com>
*
* 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.
*
*
*/
#include <common.h>
#include <net.h>
#include <init.h>
#include <environment.h>
#include <fec.h>
#include <asm/armlinux.h>
#include <generated/mach-types.h>
#include <partition.h>
#include <fs.h>
#include <gpio.h>
#include <fcntl.h>
#include <io.h>
#include <asm/hardware.h>
#include <nand.h>
#include <linux/mtd/nand.h>
#include <mach/at91_pmc.h>
#include <mach/board.h>
#include <mach/io.h>
#include <mach/iomux.h>
#include <mach/at91sam9_smc.h>
#include <linux/w1-gpio.h>
#include <w1_mac_address.h>
struct w1_gpio_platform_data w1_pdata = {
.pin = AT91_PIN_PB31,
.is_open_drain = 0,
};
static struct atmel_nand_data nand_pdata = {
.ale = 21,
.cle = 22,
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PB30,
.enable_pin = AT91_PIN_PD15,
#if defined(CONFIG_MTD_NAND_ATMEL_BUSWIDTH_16)
.bus_width_16 = 1,
#else
.bus_width_16 = 0,
#endif
};
static struct sam9_smc_config pm_nand_smc_config = {
.ncs_read_setup = 1,
.nrd_setup = 1,
.ncs_write_setup = 1,
.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 pm_add_device_nand(void)
{
/* setup bus-width (8 or 16) */
if (nand_pdata.bus_width_16)
pm_nand_smc_config.mode |= AT91_SMC_DBW_16;
else
pm_nand_smc_config.mode |= AT91_SMC_DBW_8;
/* configure chip-select 3 (NAND) */
sam9_smc_configure(0, 3, &pm_nand_smc_config);
at91_add_device_nand(&nand_pdata);
}
static struct macb_platform_data macb_pdata = {
.phy_interface = PHY_INTERFACE_MODE_RMII,
.phy_addr = -1,
};
static void pm9263_phy_init(void)
{
/*
* PB27 enables the 50MHz oscillator for Ethernet PHY
* 1 - enable
* 0 - disable
*/
at91_set_gpio_output(AT91_PIN_PB27, 1);
gpio_set_value(AT91_PIN_PB27, 1); /* 1- enable, 0 - disable */
}
static void pm9263_add_device_eth(void)
{
w1_local_mac_address_register(0, "ron", "w1-1-0");
pm9263_phy_init();
at91_add_device_eth(0, &macb_pdata);
}
static int pm9263_mem_init(void)
{
at91_add_device_sdram(64 * 1024 * 1024);
return 0;
}
mem_initcall(pm9263_mem_init);
static int pm9263_devices_init(void)
{
at91_set_gpio_input(w1_pdata.pin, 0);
add_generic_device_res("w1-gpio", DEVICE_ID_SINGLE, NULL, 0, &w1_pdata);
pm_add_device_nand();
pm9263_add_device_eth();
add_cfi_flash_device(0, AT91_CHIPSELECT_0, 4 * 1024 * 1024, 0);
devfs_add_partition("nor0", 0x00000, 0x40000, DEVFS_PARTITION_FIXED, "self0");
devfs_add_partition("nor0", 0x40000, 0x10000, DEVFS_PARTITION_FIXED, "env0");
armlinux_set_bootparams((void *)(AT91_CHIPSELECT_1 + 0x100));
armlinux_set_architecture(MACH_TYPE_PM9263);
return 0;
}
device_initcall(pm9263_devices_init);
static int pm9263_console_init(void)
{
at91_register_uart(0, 0);
return 0;
}
console_initcall(pm9263_console_init);
static int pm9263_main_clock(void)
{
at91_set_main_clock(18432000);
return 0;
}
pure_initcall(pm9263_main_clock);
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