Staging/iio/adc/touchscreen/MXS: add interrupt driven touch detection

For battery driven systems it is a very bad idea to collect the touchscreen
data within a kernel busy loop.

This change uses the features of the hardware to delay and accumulate samples in
hardware to avoid a high interrupt and CPU load.

Signed-off-by: Juergen Beisert <[email protected]>
Tested-by: Marek Vasut <[email protected]>
Acked-by: Marek Vasut <[email protected]>
Tested-by: Lothar Waßmann <[email protected]>
Signed-off-by: Jonathan Cameron <[email protected]>

CC: [email protected]
CC: [email protected]
CC: [email protected]
CC: Marek Vasut <[email protected]>
CC: Fabio Estevam <[email protected]>
CC: Dmitry Torokhov <[email protected]>
CC: [email protected]

0 files changed, 0 insertions, 0 deletions