Input: usbtouchscreen - add support for IRTOUCHSYSTEMS touchscreens
This patch adds support for IRTOUCHSYSTEMS (or UNITOP) infrared touchscreens.
The touchscreen sends data in 8-byte packets.
BYTE 0 - unknown meaning, seen only one value: 0x54
BYTE 1 - unknown meaning, 3 lowest bits indicate touch state
values seen: 0x81, 0x82 or 0x83
bit 0 = set if the screen is touched and was not touched before (touch
bit 1 = set if the screen is touched and was touched (dragging)
bit 2 = set if the touch was ended (release)
BYTES 2 and 3 - X position, high-order-byte first, range = 0 to 0x0FFF
BYTES 4 and 5 - Y position, high-order-byte first, range = 0 to 0x0FFF
BYTE 6 - unknown meaning, seen only one value: 0xFF
BYTE 7 - unknown meaning, seen only one value: 0x00
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Daniel Ritz <daniel.ritz@gmx.ch>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index e5cca9b..6937177 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -177,6 +177,7 @@
- some other eTurboTouch
- Gunze AHL61
- DMC TSC-10/25
+ - IRTOUCHSYSTEMS/UNITOP
Have a look at <http://linux.chapter7.ch/touchkit/> for
a usage description and the required user-space stuff.
@@ -219,4 +220,9 @@
bool "DMC TSC-10/25 device support" if EMBEDDED
depends on TOUCHSCREEN_USB_COMPOSITE
+config TOUCHSCREEN_USB_IRTOUCH
+ default y
+ bool "IRTOUCHSYSTEMS/UNITOP device support" if EMBEDDED
+ depends on TOUCHSCREEN_USB_COMPOSITE
+
endif