at91_smc.h File Reference

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SMC Setup Register
#define	SMC_SETUP(cs)   (SMC_BASE + 0x10 * cs + 0x00)
	SMC setup register address.
#define	SMC_NWE_SETUP   0x0000003F
	NWE setup length mask.
#define	SMC_NWE_SETUP_LSB   0
	NWE setup length LSB.
#define	SMC_NCS_WR_SETUP   0x00003F00
	NCS setup length in write access mask.
#define	SMC_NCS_WR_SETUP_LSB   8
	NCS setup length in write access LSB.
#define	SMC_NRD_SETUP   0x003F0000
	NRD setup length mask.
#define	SMC_NRD_SETUP_LSB   16
	NRD setup length LSB.
#define	SMC_NCS_RD_SETUP   0x3F000000
	NCS setup length in read access mask.
#define	SMC_NCS_RD_SETUP_LSB   24
	NCS setup length in read access LSB.
SMC Pulse Register
#define	SMC_PULSE(cs)   (SMC_BASE + 0x10 * cs + 0x04)
	SMC pulse register address.
#define	SMC_NWE_PULSE   0x0000003F
	NWE pulse length mask.
#define	SMC_NWE_PULSE_LSB   0
	NWE pulse length LSB.
#define	SMC_NCS_WR_PULSE   0x00003F00
	NCS pulse length in write access mask.
#define	SMC_NCS_WR_PULSE_LSB   8
	NCS pulse length in write access LSB.
#define	SMC_NRD_PULSE   0x003F0000
	NRD pulse length mask.
#define	SMC_NRD_PULSE_LSB   16
	NRD pulse length LSB.
#define	SMC_NCS_RD_PULSE   0x3F000000
	NCS pulse length in read access mask.
#define	SMC_NCS_RD_PULSE_LSB   24
	NCS pulse length in read access LSB.
SMC Cycle Register
#define	SMC_CYCLE(cs)   (SMC_BASE + 0x10 * cs + 0x08)
	SMC cycle register address.
#define	SMC_NWE_CYCLE   0x000001FF
	Total write cycle length mask.
#define	SMC_NWE_CYCLE_LSB   0
	Total write cycle length LSB.
#define	SMC_NRD_CYCLE   0x01FF0000
	Total read cycle length mask.
#define	SMC_NRD_CYCLE_LSB   16
	Total read cycle length LSB.
SMC Mode Register
#define	SMC_MODE(cs)   (SMC_BASE + 0x10 * cs + 0x0C)
	SMC mode register address.
#define	SMC_READ_MODE   0x00000001
	Read operation mode.
#define	SMC_WRITE_MODE   0x00000002
	Write operation mode.
#define	SMC_EXNW_MODE   0x00000030
	NWAIT mode mask.
#define	SMC_EXNW_MODE_DISABLED   0x00000000
	NWAIT mode mask.
#define	SMC_EXNW_MODE_FROZEN   0x00000020
	NWAIT mode mask.
#define	SMC_EXNW_MODE_READY   0x00000030
	NWAIT mode mask.
#define	SMC_BAT   0x00000100
	Byte access mode.
#define	SMC_DBW   0x00003000
	Data bus width.
#define	SMC_DBW_8   0x00000000
	8-bit data bus.
#define	SMC_DBW_16   0x00001000
	16-bit data bus.
#define	SMC_DBW_32   0x00002000
	32-bit data bus.
#define	SMC_TDF_CYCLES   0x000F0000
	Data float time mask.
#define	SMC_TDF_CYCLES_LSB   16
	Data float time LSB.
#define	SMC_TDF_MODE   0x00100000
	TDF optimization.
#define	SMC_PMEN   0x01000000
	Page mode enable.
#define	SMC_PS   0x30000000
	Page size mask.
#define	SMC_PS_4   0x00000000
	4-byte page.
#define	SMC_PS_8   0x10000000
	8-byte page.
#define	SMC_PS_16   0x20000000
	16-byte page.
#define	SMC_PS_32   0x30000000
	32-byte page.