CHAN_MASK_TOUCHSCREEN_5WIRE  232 drivers/iio/adc/at91_adc.c #define CHAN_MASK_TOUCHSCREEN_5WIRE	(0x1f << 0)
CHAN_MASK_TOUCHSCREEN_5WIRE  136 include/linux/mfd/mxs-lradc.h #define CHAN_MASK_TOUCHSCREEN_5WIRE	(0x1f << 2)