PWRDOWN           191 drivers/input/touchscreen/ads7846.c #define	PWRDOWN		(READ_12BIT_DFR(y,  0, 0))	/* LAST */
PWRDOWN            50 drivers/input/touchscreen/tsc2007.h #define PWRDOWN		(TSC2007_12BIT | TSC2007_POWER_OFF_IRQ_EN)