Input: add support for Elan eKTH I2C touchscreens

This driver supports Elan eKTH I2C touchscreen controllers. Note that these
are using custom protocol, as opposed to other Elan parts that use
HID-over-I2C and are supported by the standard HID-multitouch driver.

Signed-off-by: Scott Liu <scott.liu@emc.com.tw>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 568a0200fbc2..58917525126e 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -347,6 +347,18 @@ config TOUCHSCREEN_GUNZE
           To compile this driver as a module, choose M here: the
           module will be called gunze.
 
+config TOUCHSCREEN_ELAN
+        tristate "Elan eKTH I2C touchscreen"
+        depends on I2C
+        help
+          Say Y here if you have an Elan eKTH I2C touchscreen
+          connected to your system.
+
+          If unsure, say N.
+
+          To compile this driver as a module, choose M here: the
+          module will be called elants_i2c.
+
 config TOUCHSCREEN_ELO
         tristate "Elo serial touchscreens"
         select SERIO