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/*
* linux/arch/arm/mach-at91/sam9_smc.c
*
* Copyright (C) 2008 Andrew Victor
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <common.h>
#include <io.h>
#include <mach/hardware.h>
#include <mach/io.h>
#include <mach/at91sam9_smc.h>
#include <mach/sam9_smc.h>
void sam9_smc_configure(int cs, struct sam9_smc_config* config)
{
/* Setup register */
at91_sys_write(AT91_SMC_SETUP(cs),
AT91_SMC_NWESETUP_(config->nwe_setup)
| AT91_SMC_NCS_WRSETUP_(config->ncs_write_setup)
| AT91_SMC_NRDSETUP_(config->nrd_setup)
| AT91_SMC_NCS_RDSETUP_(config->ncs_read_setup)
);
/* Pulse register */
at91_sys_write(AT91_SMC_PULSE(cs),
AT91_SMC_NWEPULSE_(config->nwe_pulse)
| AT91_SMC_NCS_WRPULSE_(config->ncs_write_pulse)
| AT91_SMC_NRDPULSE_(config->nrd_pulse)
| AT91_SMC_NCS_RDPULSE_(config->ncs_read_pulse)
);
/* Cycle register */
at91_sys_write(AT91_SMC_CYCLE(cs),
AT91_SMC_NWECYCLE_(config->write_cycle)
| AT91_SMC_NRDCYCLE_(config->read_cycle)
);
/* Mode register */
at91_sys_write(AT91_SMC_MODE(cs),
config->mode
| AT91_SMC_TDF_(config->tdf_cycles)
);
}
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