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Input: ads7846 - document that it handles tsc2046 too

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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>
This commit is contained in:
David Brownell 2007-05-22 23:28:40 -04:00 committed by Dmitry Torokhov
parent 36bd52a49b
commit bff0de5f59
2 changed files with 5 additions and 4 deletions
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8
drivers/input/touchscreen/Kconfig
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@ -12,17 +12,17 @@ menuconfig INPUT_TOUCHSCREEN
if INPUT_TOUCHSCREEN if INPUT_TOUCHSCREEN
config TOUCHSCREEN_ADS7846 config TOUCHSCREEN_ADS7846
tristate "ADS 7846/7843 based touchscreens" tristate "ADS7846/TSC2046 and ADS7843 based touchscreens"
depends on SPI_MASTER depends on SPI_MASTER
depends on HWMON = n || HWMON depends on HWMON = n || HWMON
help help
Say Y here if you have a touchscreen interface using the Say Y here if you have a touchscreen interface using the
ADS7846 or ADS7843 controller, and your board-specific setup ADS7846/TSC2046 or ADS7843 controller, and your board-specific
code includes that in its table of SPI devices. setup code includes that in its table of SPI devices.
If HWMON is selected, and the driver is told the reference voltage If HWMON is selected, and the driver is told the reference voltage
on your board, you will also get hwmon interfaces for the 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"). If unsure, say N (but it's safe to say "Y").

1
drivers/input/touchscreen/ads7846.c
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@ -39,6 +39,7 @@
/* /*
* This code has been heavily tested on a Nokia 770, and lightly * This code has been heavily tested on a Nokia 770, and lightly
* tested on other ads7846 devices (OSK/Mistral, Lubbock). * tested on other ads7846 devices (OSK/Mistral, Lubbock).
* TSC2046 is just newer ads7846 silicon.
* Support for ads7843 tested on Atmel at91sam926x-EK. * Support for ads7843 tested on Atmel at91sam926x-EK.
* Support for ads7845 has only been stubbed in. * Support for ads7845 has only been stubbed in.
* *