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authorJoonyoung Shim <jy0922.shim@samsung.com>2010-07-14 21:55:30 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2010-07-14 21:58:52 -0700
commit4cf51c383d7a8d472a6090a0d19c371d40e823c9 (patch)
tree34dad34a42705e71d5f3c31fc7eb8f7fa2233049 /include/linux
parentfd6cf3dddfb06e8e06d62990c076c25211f79eec (diff)
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>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/i2c/qt602240_ts.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/include/linux/i2c/qt602240_ts.h b/include/linux/i2c/qt602240_ts.h
new file mode 100644
index 00000000000..c5033e10109
--- /dev/null
+++ b/include/linux/i2c/qt602240_ts.h
@@ -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 */