DATA_REG           22 drivers/ata/sata_rcar.c #define DATA_REG			0x100
DATA_REG           31 drivers/input/keyboard/spear-keyboard.c #define DATA_REG	0x10
DATA_REG          667 drivers/net/ethernet/smsc/smc91x.h #define DATA_REG(lp)	SMC_REG(lp, 0x0008, 2)
DATA_REG           26 drivers/spi/spi-jcore.c #define DATA_REG	0x4