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 5e640ae..c0b36cc 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -12,17 +12,17 @@
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 693e3b2..b0110fe 100644
--- 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.
*