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Input: Add ATMEL QT602240 touchscreen driver 

The chip's full name is AT42QT602240 or ATMXT224. This is a capacitive
touchscreen supporting 10-contact multitouch and using I2C interface.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Acked-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Joonyoung Shim 2010-07-14 21:55:30 -07:00 committed by Dmitry Torokhov
parent fd6cf3dddf
commit 4cf51c383d
4 changed files with 1452 additions and 0 deletions
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12
drivers/input/touchscreen/Kconfig
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@ -291,6 +291,18 @@ config TOUCHSCREEN_PENMOUNT
To compile this driver as a module, choose M here: the To compile this driver as a module, choose M here: the
module will be called penmount. module will be called penmount.
config TOUCHSCREEN_QT602240
tristate "QT602240 I2C Touchscreen"
depends on I2C
help
Say Y here if you have the AT42QT602240/ATMXT224 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 qt602240_ts.
config TOUCHSCREEN_MIGOR config TOUCHSCREEN_MIGOR
tristate "Renesas MIGO-R touchscreen" tristate "Renesas MIGO-R touchscreen"
depends on SH_MIGOR && I2C depends on SH_MIGOR && I2C

1
drivers/input/touchscreen/Makefile
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@ -32,6 +32,7 @@ obj-$(CONFIG_TOUCHSCREEN_HTCPEN) += htcpen.o
obj-$(CONFIG_TOUCHSCREEN_USB_COMPOSITE) += usbtouchscreen.o obj-$(CONFIG_TOUCHSCREEN_USB_COMPOSITE) += usbtouchscreen.o
obj-$(CONFIG_TOUCHSCREEN_PCAP) += pcap_ts.o obj-$(CONFIG_TOUCHSCREEN_PCAP) += pcap_ts.o
obj-$(CONFIG_TOUCHSCREEN_PENMOUNT) += penmount.o obj-$(CONFIG_TOUCHSCREEN_PENMOUNT) += penmount.o
obj-$(CONFIG_TOUCHSCREEN_QT602240) += qt602240_ts.o
obj-$(CONFIG_TOUCHSCREEN_S3C2410) += s3c2410_ts.o obj-$(CONFIG_TOUCHSCREEN_S3C2410) += s3c2410_ts.o
obj-$(CONFIG_TOUCHSCREEN_TOUCHIT213) += touchit213.o obj-$(CONFIG_TOUCHSCREEN_TOUCHIT213) += touchit213.o
obj-$(CONFIG_TOUCHSCREEN_TOUCHRIGHT) += touchright.o obj-$(CONFIG_TOUCHSCREEN_TOUCHRIGHT) += touchright.o

1401
drivers/input/touchscreen/qt602240_ts.c Normal file
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38
include/linux/i2c/qt602240_ts.h Normal file
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@ -0,0 +1,38 @@
/*
* AT42QT602240/ATMXT224 Touchscreen driver
*
* Copyright (C) 2010 Samsung Electronics Co.Ltd
* Author: Joonyoung Shim <jy0922.shim@samsung.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __LINUX_QT602240_TS_H
#define __LINUX_QT602240_TS_H
/* Orient */
#define QT602240_NORMAL 0x0
#define QT602240_DIAGONAL 0x1
#define QT602240_HORIZONTAL_FLIP 0x2
#define QT602240_ROTATED_90_COUNTER 0x3
#define QT602240_VERTICAL_FLIP 0x4
#define QT602240_ROTATED_90 0x5
#define QT602240_ROTATED_180 0x6
#define QT602240_DIAGONAL_COUNTER 0x7
/* The platform data for the AT42QT602240/ATMXT224 touchscreen driver */
struct qt602240_platform_data {
unsigned int x_line;
unsigned int y_line;
unsigned int x_size;
unsigned int y_size;
unsigned int blen;
unsigned int threshold;
unsigned int voltage;
unsigned char orient;
};
#endif /* __LINUX_QT602240_TS_H */