Input: ads7846 - optionally leave Vref on during differential measurements
authorImre Deak <imre.deak@solidboot.com>
Thu, 18 Jan 2007 05:45:21 +0000 (00:45 -0500)
committerDmitry Torokhov <dtor@insightbb.com>
Thu, 18 Jan 2007 05:45:21 +0000 (00:45 -0500)
commitde2defd96d7d92fe8b5f9cf2bfd385d8d4819923
tree191349b9480dca988f6d776db0a0b00ff10bffca
parentda970e69efb9fd0be0c23ace5bde42d4caf17b40
Input: ads7846 - optionally leave Vref on during differential measurements

On some LCDs leaving the Vref on provides much better readings.

Signed-off-by: Jarkko Oikarinen <jarkko.oikarinen@nokia.com>
Signed-off-by: Imre Deak <imre.deak@solidboot.com>
Signed-off-by: Juha Yrjola <juha.yrjola@solidboot.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
drivers/input/touchscreen/ads7846.c
include/linux/spi/ads7846.h