Input: ads7846 - document that it handles tsc2046 too

The TSC2046 is an updated version of the ADS7846 ... mention that in
the Kconfig helptext and driver source.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Acked-by: Kevin Hilman <khilman@mvista.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 5e640aeb03cdfa0ac1eb781c6232c6b3b117ff0c..c0b36cc5ff0a9d554435f6ddb9a32753dcf023b0 100644 (file)
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -12,17 +12,17 @@ menuconfig INPUT_TOUCHSCREEN
 if INPUT_TOUCHSCREEN
 
 config TOUCHSCREEN_ADS7846
-       tristate "ADS 7846/7843 based touchscreens"
+       tristate "ADS7846/TSC2046 and ADS7843 based touchscreens"
        depends on SPI_MASTER
        depends on HWMON = n || HWMON
        help
          Say Y here if you have a touchscreen interface using the
-         ADS7846 or ADS7843 controller, and your board-specific setup
-         code includes that in its table of SPI devices.
+         ADS7846/TSC2046 or ADS7843 controller, and your board-specific
+         setup code includes that in its table of SPI devices.
 
          If HWMON is selected, and the driver is told the reference voltage
          on your board, you will also get hwmon interfaces for the voltage
-         (and on ads7846, temperature) sensors of this chip.
+         (and on ads7846/tsc2046, temperature) sensors of this chip.
 
          If unsure, say N (but it's safe to say "Y").
 

diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 693e3b2a65a35e0a8c4c6f20ee93fa0018b6fa47..b0110fe65dae746a16b58b07d8b2a0e665eadd01 100644 (file)
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -39,6 +39,7 @@
 /*
  * This code has been heavily tested on a Nokia 770, and lightly
  * tested on other ads7846 devices (OSK/Mistral, Lubbock).
+ * TSC2046 is just newer ads7846 silicon.
  * Support for ads7843 tested on Atmel at91sam926x-EK.
  * Support for ads7845 has only been stubbed in.
  *