set		AT91_SMC_READMODE	[expr (1 <<  0)]		;# Read Mode
set		AT91_SMC_WRITEMODE	[expr (1 <<  1)]		;# Write Mode
set		AT91_SMC_EXNWMODE	[expr (3 <<  4)]		;# NWAIT Mode
set			AT91_SMC_EXNWMODE_DISABLE	[expr (0 << 4)]
set			AT91_SMC_EXNWMODE_FROZEN	[expr (2 << 4)]
set			AT91_SMC_EXNWMODE_READY		[expr (3 << 4)]
set		AT91_SMC_BAT		[expr (1 <<  8)]		;# Byte Access Type
set			AT91_SMC_BAT_SELECT		[expr (0 << 8)]
set			AT91_SMC_BAT_WRITE		[expr (1 << 8)]
set		AT91_SMC_DBW		[expr (3 << 12)]		;# Data Bus Width */
set			AT91_SMC_DBW_8			[expr (0 << 12)]
set			AT91_SMC_DBW_16			[expr (1 << 12)]
set			AT91_SMC_DBW_32			[expr (2 << 12)]
set		AT91_SMC_TDFMODE	[expr (1 << 20)]		;# TDF Optimization - Enabled
set		AT91_SMC_PMEN		[expr (1 << 24)]		;# Page Mode Enabled
set		AT91_SMC_PS		[expr (3 << 28)]		;# Page Size
set			AT91_SMC_PS_4			[expr (0 << 28)]
set			AT91_SMC_PS_8			[expr (1 << 28)]
set			AT91_SMC_PS_16			[expr (2 << 28)]
set			AT91_SMC_PS_32			[expr (3 << 28)]