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Diffstat (limited to 'arch/arm/boards/pm9g45/init.c')
-rw-r--r-- | arch/arm/boards/pm9g45/init.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/arch/arm/boards/pm9g45/init.c b/arch/arm/boards/pm9g45/init.c new file mode 100644 index 0000000000..8031ce5b64 --- /dev/null +++ b/arch/arm/boards/pm9g45/init.c @@ -0,0 +1,108 @@ +/* + * Copyright (C) 2009 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. + * + * 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 <init.h> +#include <environment.h> +#include <asm/armlinux.h> +#include <generated/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/at91_pmc.h> +#include <mach/board.h> +#include <mach/gpio.h> +#include <mach/io.h> +#include <mach/at91sam9_smc.h> +#include <mach/sam9_smc.h> + +static struct atmel_nand_data nand_pdata = { + .ale = 21, + .cle = 22, +/* .det_pin = ... not connected */ + .rdy_pin = AT91_PIN_PD3, + .enable_pin = AT91_PIN_PC14, + .bus_width_16 = 0, +}; + +static struct sam9_smc_config pm_nand_smc_config = { + .ncs_read_setup = 0, + .nrd_setup = 1, + .ncs_write_setup = 0, + .nwe_setup = 1, + + .ncs_read_pulse = 2, + .nrd_pulse = 3, + .ncs_write_pulse = 3, + .nwe_pulse = 4, + + .read_cycle = 4, + .write_cycle = 7, + + .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE, + .tdf_cycles = 3, +}; + +static void pm_add_device_nand(void) +{ + pm_nand_smc_config.mode |= AT91_SMC_DBW_8; + + /* configure chip-select 3 (NAND) */ + sam9_smc_configure(3, &pm_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 pm9g45_devices_init(void) +{ + at91_add_device_sdram(128 * 1024 * 1024); + pm_add_device_nand(); + at91_add_device_eth(&macb_pdata); + + 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"); + + armlinux_set_bootparams((void *)(AT91_CHIPSELECT_6 + 0x100)); + armlinux_set_architecture(MACH_TYPE_PM9G45); + + return 0; +} +device_initcall(pm9g45_devices_init); + +static int pm9g45_console_init(void) +{ + at91_register_uart(0, 0); + return 0; +} +console_initcall(pm9g45_console_init); |