Input: ads7846 - add possibility to use external vref on ads7846
authorAlexander Stein <alexander.stein@systec-electronic.com>
Wed, 11 May 2011 23:24:08 +0000 (16:24 -0700)
committerDmitry Torokhov <dmitry.torokhov@gmail.com>
Thu, 12 May 2011 15:28:56 +0000 (08:28 -0700)
commitebcaaad9d5e8fd284b8dcf25a24999420f0f56d8
tree041e210499460d21c7acb75ced6b819f88bb4749
parente70bdd41bd0ead91b4a43e9d656ac1569d7c8779
Input: ads7846 - add possibility to use external vref on ads7846

Just set vref_mv in your platform config to use external vref. Otherwise
the internal one is used.

Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
drivers/input/touchscreen/ads7846.c
include/linux/spi/ads7846.h