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Date: Mon, 24 Jan 2011 18:52:12 +0200
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To: Dmitry Torokhov <dmitry.torokhov@gmail.com>, linux-input@vger.kernel.org
CC: jy0922.shim@samsung.com
Subject: [PATCH] input: Modify the qt602240 driver to be compatible with
	mXT1386 device
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diff --git a/drivers/input/touchscreen/qt602240_ts.c b/drivers/input/touchscreen/qt602240_ts.c
index 4dcb0e8..32de943 100644
--- a/drivers/input/touchscreen/qt602240_ts.c
+++ b/drivers/input/touchscreen/qt602240_ts.c
@@ -1,5 +1,5 @@
 /*
- * AT42QT602240/ATMXT224 Touchscreen driver
+ * Atmel maXTouch Touchscreen driver
  *
  * Copyright (C) 2010 Samsung Electronics Co.Ltd
  * Author: Joonyoung Shim <jy0922.shim@samsung.com>
@@ -22,300 +22,184 @@
 #include <linux/slab.h>
 
 /* Version */
-#define QT602240_VER_20			20
-#define QT602240_VER_21			21
-#define QT602240_VER_22			22
+#define MXT_VER_20		20
+#define MXT_VER_21		21
+#define MXT_VER_22		22
 
 /* Slave addresses */
-#define QT602240_APP_LOW		0x4a
-#define QT602240_APP_HIGH		0x4b
-#define QT602240_BOOT_LOW		0x24
-#define QT602240_BOOT_HIGH		0x25
+#define MXT_APP_LOW		0x4a
+#define MXT_APP_HIGH		0x4b
+#define MXT_BOOT_LOW		0x24
+#define MXT_BOOT_HIGH		0x25
 
 /* Firmware */
-#define QT602240_FW_NAME		"qt602240.fw"
+#define MXT_FW_NAME		"maxtouch.fw"
 
 /* Registers */
-#define QT602240_FAMILY_ID		0x00
-#define QT602240_VARIANT_ID		0x01
-#define QT602240_VERSION		0x02
-#define QT602240_BUILD			0x03
-#define QT602240_MATRIX_X_SIZE		0x04
-#define QT602240_MATRIX_Y_SIZE		0x05
-#define QT602240_OBJECT_NUM		0x06
-#define QT602240_OBJECT_START		0x07
+#define MXT_FAMILY_ID		0x00
+#define MXT_VARIANT_ID		0x01
+#define MXT_VERSION		0x02
+#define MXT_BUILD		0x03
+#define MXT_MATRIX_X_SIZE	0x04
+#define MXT_MATRIX_Y_SIZE	0x05
+#define MXT_OBJECT_NUM		0x06
+#define MXT_OBJECT_START	0x07
 
-#define QT602240_OBJECT_SIZE		6
+#define MXT_OBJECT_SIZE		6
 
 /* Object types */
-#define QT602240_DEBUG_DIAGNOSTIC	37
-#define QT602240_GEN_MESSAGE		5
-#define QT602240_GEN_COMMAND		6
-#define QT602240_GEN_POWER		7
-#define QT602240_GEN_ACQUIRE		8
-#define QT602240_TOUCH_MULTI		9
-#define QT602240_TOUCH_KEYARRAY		15
-#define QT602240_TOUCH_PROXIMITY	23
-#define QT602240_PROCI_GRIPFACE		20
-#define QT602240_PROCG_NOISE		22
-#define QT602240_PROCI_ONETOUCH		24
-#define QT602240_PROCI_TWOTOUCH		27
-#define QT602240_SPT_COMMSCONFIG	18	/* firmware ver 21 over */
-#define QT602240_SPT_GPIOPWM		19
-#define QT602240_SPT_SELFTEST		25
-#define QT602240_SPT_CTECONFIG		28
-#define QT602240_SPT_USERDATA		38	/* firmware ver 21 over */
-
-/* QT602240_GEN_COMMAND field */
-#define QT602240_COMMAND_RESET		0
-#define QT602240_COMMAND_BACKUPNV	1
-#define QT602240_COMMAND_CALIBRATE	2
-#define QT602240_COMMAND_REPORTALL	3
-#define QT602240_COMMAND_DIAGNOSTIC	5
-
-/* QT602240_GEN_POWER field */
-#define QT602240_POWER_IDLEACQINT	0
-#define QT602240_POWER_ACTVACQINT	1
-#define QT602240_POWER_ACTV2IDLETO	2
-
-/* QT602240_GEN_ACQUIRE field */
-#define QT602240_ACQUIRE_CHRGTIME	0
-#define QT602240_ACQUIRE_TCHDRIFT	2
-#define QT602240_ACQUIRE_DRIFTST	3
-#define QT602240_ACQUIRE_TCHAUTOCAL	4
-#define QT602240_ACQUIRE_SYNC		5
-#define QT602240_ACQUIRE_ATCHCALST	6
-#define QT602240_ACQUIRE_ATCHCALSTHR	7
-
-/* QT602240_TOUCH_MULTI field */
-#define QT602240_TOUCH_CTRL		0
-#define QT602240_TOUCH_XORIGIN		1
-#define QT602240_TOUCH_YORIGIN		2
-#define QT602240_TOUCH_XSIZE		3
-#define QT602240_TOUCH_YSIZE		4
-#define QT602240_TOUCH_BLEN		6
-#define QT602240_TOUCH_TCHTHR		7
-#define QT602240_TOUCH_TCHDI		8
-#define QT602240_TOUCH_ORIENT		9
-#define QT602240_TOUCH_MOVHYSTI		11
-#define QT602240_TOUCH_MOVHYSTN		12
-#define QT602240_TOUCH_NUMTOUCH		14
-#define QT602240_TOUCH_MRGHYST		15
-#define QT602240_TOUCH_MRGTHR		16
-#define QT602240_TOUCH_AMPHYST		17
-#define QT602240_TOUCH_XRANGE_LSB	18
-#define QT602240_TOUCH_XRANGE_MSB	19
-#define QT602240_TOUCH_YRANGE_LSB	20
-#define QT602240_TOUCH_YRANGE_MSB	21
-#define QT602240_TOUCH_XLOCLIP		22
-#define QT602240_TOUCH_XHICLIP		23
-#define QT602240_TOUCH_YLOCLIP		24
-#define QT602240_TOUCH_YHICLIP		25
-#define QT602240_TOUCH_XEDGECTRL	26
-#define QT602240_TOUCH_XEDGEDIST	27
-#define QT602240_TOUCH_YEDGECTRL	28
-#define QT602240_TOUCH_YEDGEDIST	29
-#define QT602240_TOUCH_JUMPLIMIT	30	/* firmware ver 22 over */
-
-/* QT602240_PROCI_GRIPFACE field */
-#define QT602240_GRIPFACE_CTRL		0
-#define QT602240_GRIPFACE_XLOGRIP	1
-#define QT602240_GRIPFACE_XHIGRIP	2
-#define QT602240_GRIPFACE_YLOGRIP	3
-#define QT602240_GRIPFACE_YHIGRIP	4
-#define QT602240_GRIPFACE_MAXTCHS	5
-#define QT602240_GRIPFACE_SZTHR1	7
-#define QT602240_GRIPFACE_SZTHR2	8
-#define QT602240_GRIPFACE_SHPTHR1	9
-#define QT602240_GRIPFACE_SHPTHR2	10
-#define QT602240_GRIPFACE_SUPEXTTO	11
-
-/* QT602240_PROCI_NOISE field */
-#define QT602240_NOISE_CTRL		0
-#define QT602240_NOISE_OUTFLEN		1
-#define QT602240_NOISE_GCAFUL_LSB	3
-#define QT602240_NOISE_GCAFUL_MSB	4
-#define QT602240_NOISE_GCAFLL_LSB	5
-#define QT602240_NOISE_GCAFLL_MSB	6
-#define QT602240_NOISE_ACTVGCAFVALID	7
-#define QT602240_NOISE_NOISETHR		8
-#define QT602240_NOISE_FREQHOPSCALE	10
-#define QT602240_NOISE_FREQ0		11
-#define QT602240_NOISE_FREQ1		12
-#define QT602240_NOISE_FREQ2		13
-#define QT602240_NOISE_FREQ3		14
-#define QT602240_NOISE_FREQ4		15
-#define QT602240_NOISE_IDLEGCAFVALID	16
-
-/* QT602240_SPT_COMMSCONFIG */
-#define QT602240_COMMS_CTRL		0
-#define QT602240_COMMS_CMD		1
-
-/* QT602240_SPT_CTECONFIG field */
-#define QT602240_CTE_CTRL		0
-#define QT602240_CTE_CMD		1
-#define QT602240_CTE_MODE		2
-#define QT602240_CTE_IDLEGCAFDEPTH	3
-#define QT602240_CTE_ACTVGCAFDEPTH	4
-#define QT602240_CTE_VOLTAGE		5	/* firmware ver 21 over */
-
-#define QT602240_VOLTAGE_DEFAULT	2700000
-#define QT602240_VOLTAGE_STEP		10000
-
-/* Define for QT602240_GEN_COMMAND */
-#define QT602240_BOOT_VALUE		0xa5
-#define QT602240_BACKUP_VALUE		0x55
-#define QT602240_BACKUP_TIME		25	/* msec */
-#define QT602240_RESET_TIME		65	/* msec */
-
-#define QT602240_FWRESET_TIME		175	/* msec */
+#define MXT_DEBUG_DIAGNOSTIC	37
+#define MXT_GEN_MESSAGE		5
+#define MXT_GEN_COMMAND		6
+#define MXT_GEN_POWER		7
+#define MXT_GEN_ACQUIRE		8
+#define MXT_TOUCH_MULTI		9
+#define MXT_TOUCH_KEYARRAY	15
+#define MXT_TOUCH_PROXIMITY	23
+#define MXT_PROCI_GRIPFACE	20
+#define MXT_PROCG_NOISE		22
+#define MXT_PROCI_ONETOUCH	24
+#define MXT_PROCI_TWOTOUCH	27
+#define MXT_SPT_COMMSCONFIG	18	/* firmware ver 21 over */
+#define MXT_SPT_GPIOPWM		19
+#define MXT_SPT_SELFTEST	25
+#define MXT_SPT_CTECONFIG	28
+#define MXT_SPT_USERDATA	38	/* firmware ver 21 over */
+
+/* MXT_GEN_COMMAND field */
+#define MXT_COMMAND_RESET	0
+#define MXT_COMMAND_BACKUPNV	1
+#define MXT_COMMAND_CALIBRATE	2
+#define MXT_COMMAND_REPORTALL	3
+#define MXT_COMMAND_DIAGNOSTIC	5
+
+/* MXT_GEN_POWER field */
+#define MXT_POWER_IDLEACQINT	0
+#define MXT_POWER_ACTVACQINT	1
+#define MXT_POWER_ACTV2IDLETO	2
+
+/* MXT_GEN_ACQUIRE field */
+#define MXT_ACQUIRE_CHRGTIME	0
+#define MXT_ACQUIRE_TCHDRIFT	2
+#define MXT_ACQUIRE_DRIFTST	3
+#define MXT_ACQUIRE_TCHAUTOCAL	4
+#define MXT_ACQUIRE_SYNC	5
+#define MXT_ACQUIRE_ATCHCALST	6
+#define MXT_ACQUIRE_ATCHCALSTHR	7
+
+/* MXT_TOUCH_MULTI field */
+#define MXT_TOUCH_CTRL		0
+#define MXT_TOUCH_XORIGIN	1
+#define MXT_TOUCH_YORIGIN	2
+#define MXT_TOUCH_XSIZE		3
+#define MXT_TOUCH_YSIZE		4
+#define MXT_TOUCH_BLEN		6
+#define MXT_TOUCH_TCHTHR	7
+#define MXT_TOUCH_TCHDI		8
+#define MXT_TOUCH_ORIENT	9
+#define MXT_TOUCH_MOVHYSTI	11
+#define MXT_TOUCH_MOVHYSTN	12
+#define MXT_TOUCH_NUMTOUCH	14
+#define MXT_TOUCH_MRGHYST	15
+#define MXT_TOUCH_MRGTHR	16
+#define MXT_TOUCH_AMPHYST	17
+#define MXT_TOUCH_XRANGE_LSB	18
+#define MXT_TOUCH_XRANGE_MSB	19
+#define MXT_TOUCH_YRANGE_LSB	20
+#define MXT_TOUCH_YRANGE_MSB	21
+#define MXT_TOUCH_XLOCLIP	22
+#define MXT_TOUCH_XHICLIP	23
+#define MXT_TOUCH_YLOCLIP	24
+#define MXT_TOUCH_YHICLIP	25
+#define MXT_TOUCH_XEDGECTRL	26
+#define MXT_TOUCH_XEDGEDIST	27
+#define MXT_TOUCH_YEDGECTRL	28
+#define MXT_TOUCH_YEDGEDIST	29
+#define MXT_TOUCH_JUMPLIMIT	30	/* firmware ver 22 over */
+
+/* MXT_PROCI_GRIPFACE field */
+#define MXT_GRIPFACE_CTRL	0
+#define MXT_GRIPFACE_XLOGRIP	1
+#define MXT_GRIPFACE_XHIGRIP	2
+#define MXT_GRIPFACE_YLOGRIP	3
+#define MXT_GRIPFACE_YHIGRIP	4
+#define MXT_GRIPFACE_MAXTCHS	5
+#define MXT_GRIPFACE_SZTHR1	7
+#define MXT_GRIPFACE_SZTHR2	8
+#define MXT_GRIPFACE_SHPTHR1	9
+#define MXT_GRIPFACE_SHPTHR2	10
+#define MXT_GRIPFACE_SUPEXTTO	11
+
+/* MXT_PROCI_NOISE field */
+#define MXT_NOISE_CTRL		0
+#define MXT_NOISE_OUTFLEN	1
+#define MXT_NOISE_GCAFUL_LSB	3
+#define MXT_NOISE_GCAFUL_MSB	4
+#define MXT_NOISE_GCAFLL_LSB	5
+#define MXT_NOISE_GCAFLL_MSB	6
+#define MXT_NOISE_ACTVGCAFVALID	7
+#define MXT_NOISE_NOISETHR	8
+#define MXT_NOISE_FREQHOPSCALE	10
+#define MXT_NOISE_FREQ0		11
+#define MXT_NOISE_FREQ1		12
+#define MXT_NOISE_FREQ2		13
+#define MXT_NOISE_FREQ3		14
+#define MXT_NOISE_FREQ4		15
+#define MXT_NOISE_IDLEGCAFVALID	16
+
+/* MXT_SPT_COMMSCONFIG */
+#define MXT_COMMS_CTRL		0
+#define MXT_COMMS_CMD		1
+
+/* MXT_SPT_CTECONFIG field */
+#define MXT_CTE_CTRL		0
+#define MXT_CTE_CMD		1
+#define MXT_CTE_MODE		2
+#define MXT_CTE_IDLEGCAFDEPTH	3
+#define MXT_CTE_ACTVGCAFDEPTH	4
+#define MXT_CTE_VOLTAGE		5	/* firmware ver 21 over */
+
+#define MXT_VOLTAGE_DEFAULT	2700000
+#define MXT_VOLTAGE_STEP	10000
+
+/* Define for MXT_GEN_COMMAND */
+#define MXT_BOOT_VALUE		0xa5
+#define MXT_BACKUP_VALUE	0x55
+#define MXT_BACKUP_TIME		25	/* msec */
+#define MXT_RESET_TIME		65	/* msec */
+
+#define MXT_FWRESET_TIME	175	/* msec */
 
 /* Command to unlock bootloader */
-#define QT602240_UNLOCK_CMD_MSB		0xaa
-#define QT602240_UNLOCK_CMD_LSB		0xdc
+#define MXT_UNLOCK_CMD_MSB	0xaa
+#define MXT_UNLOCK_CMD_LSB	0xdc
 
 /* Bootloader mode status */
-#define QT602240_WAITING_BOOTLOAD_CMD	0xc0	/* valid 7 6 bit only */
-#define QT602240_WAITING_FRAME_DATA	0x80	/* valid 7 6 bit only */
-#define QT602240_FRAME_CRC_CHECK	0x02
-#define QT602240_FRAME_CRC_FAIL		0x03
-#define QT602240_FRAME_CRC_PASS		0x04
-#define QT602240_APP_CRC_FAIL		0x40	/* valid 7 8 bit only */
-#define QT602240_BOOT_STATUS_MASK	0x3f
+#define MXT_WAITING_BOOTLOAD_CMD	0xc0	/* valid 7 6 bit only */
+#define MXT_WAITING_FRAME_DATA	0x80	/* valid 7 6 bit only */
+#define MXT_FRAME_CRC_CHECK	0x02
+#define MXT_FRAME_CRC_FAIL	0x03
+#define MXT_FRAME_CRC_PASS	0x04
+#define MXT_APP_CRC_FAIL	0x40	/* valid 7 8 bit only */
+#define MXT_BOOT_STATUS_MASK	0x3f
 
 /* Touch status */
-#define QT602240_SUPPRESS		(1 << 1)
-#define QT602240_AMP			(1 << 2)
-#define QT602240_VECTOR			(1 << 3)
-#define QT602240_MOVE			(1 << 4)
-#define QT602240_RELEASE		(1 << 5)
-#define QT602240_PRESS			(1 << 6)
-#define QT602240_DETECT			(1 << 7)
+#define MXT_SUPPRESS		(1 << 1)
+#define MXT_AMP			(1 << 2)
+#define MXT_VECTOR		(1 << 3)
+#define MXT_MOVE		(1 << 4)
+#define MXT_RELEASE		(1 << 5)
+#define MXT_PRESS		(1 << 6)
+#define MXT_DETECT		(1 << 7)
 
 /* Touchscreen absolute values */
-#define QT602240_MAX_XC			0x3ff
-#define QT602240_MAX_YC			0x3ff
-#define QT602240_MAX_AREA		0xff
-
-#define QT602240_MAX_FINGER		10
-
-/* Initial register values recommended from chip vendor */
-static const u8 init_vals_ver_20[] = {
-	/* QT602240_GEN_COMMAND(6) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_GEN_POWER(7) */
-	0x20, 0xff, 0x32,
-	/* QT602240_GEN_ACQUIRE(8) */
-	0x08, 0x05, 0x05, 0x00, 0x00, 0x00, 0x05, 0x14,
-	/* QT602240_TOUCH_MULTI(9) */
-	0x00, 0x00, 0x00, 0x11, 0x0a, 0x00, 0x00, 0x00, 0x02, 0x00,
-	0x00, 0x01, 0x01, 0x0e, 0x0a, 0x0a, 0x0a, 0x0a, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88, 0x64,
-	/* QT602240_TOUCH_KEYARRAY(15) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00,
-	/* QT602240_SPT_GPIOPWM(19) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00,
-	/* QT602240_PROCI_GRIPFACE(20) */
-	0x00, 0x64, 0x64, 0x64, 0x64, 0x00, 0x00, 0x1e, 0x14, 0x04,
-	0x1e, 0x00,
-	/* QT602240_PROCG_NOISE(22) */
-	0x05, 0x00, 0x00, 0x19, 0x00, 0xe7, 0xff, 0x04, 0x32, 0x00,
-	0x01, 0x0a, 0x0f, 0x14, 0x00, 0x00, 0xe8,
-	/* QT602240_TOUCH_PROXIMITY(23) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00,
-	/* QT602240_PROCI_ONETOUCH(24) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_SPT_SELFTEST(25) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00,
-	/* QT602240_PROCI_TWOTOUCH(27) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_SPT_CTECONFIG(28) */
-	0x00, 0x00, 0x00, 0x04, 0x08,
-};
+#define MXT_MAX_XC		0x3ff
+#define MXT_MAX_YC		0x3ff
+#define MXT_MAX_AREA		0xff
 
-static const u8 init_vals_ver_21[] = {
-	/* QT602240_GEN_COMMAND(6) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_GEN_POWER(7) */
-	0x20, 0xff, 0x32,
-	/* QT602240_GEN_ACQUIRE(8) */
-	0x0a, 0x00, 0x05, 0x00, 0x00, 0x00, 0x09, 0x23,
-	/* QT602240_TOUCH_MULTI(9) */
-	0x00, 0x00, 0x00, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x02, 0x00,
-	0x00, 0x01, 0x01, 0x0e, 0x0a, 0x0a, 0x0a, 0x0a, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_TOUCH_KEYARRAY(15) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00,
-	/* QT602240_SPT_GPIOPWM(19) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_PROCI_GRIPFACE(20) */
-	0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x28, 0x04,
-	0x0f, 0x0a,
-	/* QT602240_PROCG_NOISE(22) */
-	0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x23, 0x00,
-	0x00, 0x05, 0x0f, 0x19, 0x23, 0x2d, 0x03,
-	/* QT602240_TOUCH_PROXIMITY(23) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00,
-	/* QT602240_PROCI_ONETOUCH(24) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_SPT_SELFTEST(25) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00,
-	/* QT602240_PROCI_TWOTOUCH(27) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_SPT_CTECONFIG(28) */
-	0x00, 0x00, 0x00, 0x08, 0x10, 0x00,
-};
+#define MXT_MAX_FINGER		10
 
-static const u8 init_vals_ver_22[] = {
-	/* QT602240_GEN_COMMAND(6) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_GEN_POWER(7) */
-	0x20, 0xff, 0x32,
-	/* QT602240_GEN_ACQUIRE(8) */
-	0x0a, 0x00, 0x05, 0x00, 0x00, 0x00, 0x09, 0x23,
-	/* QT602240_TOUCH_MULTI(9) */
-	0x00, 0x00, 0x00, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x02, 0x00,
-	0x00, 0x01, 0x01, 0x0e, 0x0a, 0x0a, 0x0a, 0x0a, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00,
-	/* QT602240_TOUCH_KEYARRAY(15) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00,
-	/* QT602240_SPT_GPIOPWM(19) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_PROCI_GRIPFACE(20) */
-	0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x28, 0x04,
-	0x0f, 0x0a,
-	/* QT602240_PROCG_NOISE(22) */
-	0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x23, 0x00,
-	0x00, 0x05, 0x0f, 0x19, 0x23, 0x2d, 0x03,
-	/* QT602240_TOUCH_PROXIMITY(23) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_PROCI_ONETOUCH(24) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_SPT_SELFTEST(25) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00,
-	/* QT602240_PROCI_TWOTOUCH(27) */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	/* QT602240_SPT_CTECONFIG(28) */
-	0x00, 0x00, 0x00, 0x08, 0x10, 0x00,
-};
-
-struct qt602240_info {
+struct mxt_info {
 	u8 family_id;
 	u8 variant_id;
 	u8 version;
@@ -325,7 +209,7 @@ struct qt602240_info {
 	u8 object_num;
 };
 
-struct qt602240_object {
+struct mxt_object {
 	u8 type;
 	u16 start_address;
 	u8 size;
@@ -336,13 +220,13 @@ struct qt602240_object {
 	u8 max_reportid;
 };
 
-struct qt602240_message {
+struct mxt_message {
 	u8 reportid;
 	u8 message[7];
 	u8 checksum;
 };
 
-struct qt602240_finger {
+struct mxt_finger {
 	int status;
 	int x;
 	int y;
@@ -350,65 +234,65 @@ struct qt602240_finger {
 };
 
 /* Each client has this additional data */
-struct qt602240_data {
+struct mxt_data {
 	struct i2c_client *client;
 	struct input_dev *input_dev;
-	const struct qt602240_platform_data *pdata;
-	struct qt602240_object *object_table;
-	struct qt602240_info info;
-	struct qt602240_finger finger[QT602240_MAX_FINGER];
+	const struct mxt_platform_data *pdata;
+	struct mxt_object *object_table;
+	struct mxt_info info;
+	struct mxt_finger finger[MXT_MAX_FINGER];
 	unsigned int irq;
 };
 
-static bool qt602240_object_readable(unsigned int type)
+static bool mxt_object_readable(unsigned int type)
 {
 	switch (type) {
-	case QT602240_GEN_MESSAGE:
-	case QT602240_GEN_COMMAND:
-	case QT602240_GEN_POWER:
-	case QT602240_GEN_ACQUIRE:
-	case QT602240_TOUCH_MULTI:
-	case QT602240_TOUCH_KEYARRAY:
-	case QT602240_TOUCH_PROXIMITY:
-	case QT602240_PROCI_GRIPFACE:
-	case QT602240_PROCG_NOISE:
-	case QT602240_PROCI_ONETOUCH:
-	case QT602240_PROCI_TWOTOUCH:
-	case QT602240_SPT_COMMSCONFIG:
-	case QT602240_SPT_GPIOPWM:
-	case QT602240_SPT_SELFTEST:
-	case QT602240_SPT_CTECONFIG:
-	case QT602240_SPT_USERDATA:
+	case MXT_GEN_MESSAGE:
+	case MXT_GEN_COMMAND:
+	case MXT_GEN_POWER:
+	case MXT_GEN_ACQUIRE:
+	case MXT_TOUCH_MULTI:
+	case MXT_TOUCH_KEYARRAY:
+	case MXT_TOUCH_PROXIMITY:
+	case MXT_PROCI_GRIPFACE:
+	case MXT_PROCG_NOISE:
+	case MXT_PROCI_ONETOUCH:
+	case MXT_PROCI_TWOTOUCH:
+	case MXT_SPT_COMMSCONFIG:
+	case MXT_SPT_GPIOPWM:
+	case MXT_SPT_SELFTEST:
+	case MXT_SPT_CTECONFIG:
+	case MXT_SPT_USERDATA:
 		return true;
 	default:
 		return false;
 	}
 }
 
-static bool qt602240_object_writable(unsigned int type)
+static bool mxt_object_writable(unsigned int type)
 {
 	switch (type) {
-	case QT602240_GEN_COMMAND:
-	case QT602240_GEN_POWER:
-	case QT602240_GEN_ACQUIRE:
-	case QT602240_TOUCH_MULTI:
-	case QT602240_TOUCH_KEYARRAY:
-	case QT602240_TOUCH_PROXIMITY:
-	case QT602240_PROCI_GRIPFACE:
-	case QT602240_PROCG_NOISE:
-	case QT602240_PROCI_ONETOUCH:
-	case QT602240_PROCI_TWOTOUCH:
-	case QT602240_SPT_GPIOPWM:
-	case QT602240_SPT_SELFTEST:
-	case QT602240_SPT_CTECONFIG:
+	case MXT_GEN_COMMAND:
+	case MXT_GEN_POWER:
+	case MXT_GEN_ACQUIRE:
+	case MXT_TOUCH_MULTI:
+	case MXT_TOUCH_KEYARRAY:
+	case MXT_TOUCH_PROXIMITY:
+	case MXT_PROCI_GRIPFACE:
+	case MXT_PROCG_NOISE:
+	case MXT_PROCI_ONETOUCH:
+	case MXT_PROCI_TWOTOUCH:
+	case MXT_SPT_GPIOPWM:
+	case MXT_SPT_SELFTEST:
+	case MXT_SPT_CTECONFIG:
 		return true;
 	default:
 		return false;
 	}
 }
 
-static void qt602240_dump_message(struct device *dev,
-				  struct qt602240_message *message)
+static void mxt_dump_message(struct device *dev,
+				  struct mxt_message *message)
 {
 	dev_dbg(dev, "reportid:\t0x%x\n", message->reportid);
 	dev_dbg(dev, "message1:\t0x%x\n", message->message[0]);
@@ -421,7 +305,7 @@ static void qt602240_dump_message(struct device *dev,
 	dev_dbg(dev, "checksum:\t0x%x\n", message->checksum);
 }
 
-static int qt602240_check_bootloader(struct i2c_client *client,
+static int mxt_check_bootloader(struct i2c_client *client,
 				     unsigned int state)
 {
 	u8 val;
@@ -433,12 +317,12 @@ recheck:
 	}
 
 	switch (state) {
-	case QT602240_WAITING_BOOTLOAD_CMD:
-	case QT602240_WAITING_FRAME_DATA:
-		val &= ~QT602240_BOOT_STATUS_MASK;
+	case MXT_WAITING_BOOTLOAD_CMD:
+	case MXT_WAITING_FRAME_DATA:
+		val &= ~MXT_BOOT_STATUS_MASK;
 		break;
-	case QT602240_FRAME_CRC_PASS:
-		if (val == QT602240_FRAME_CRC_CHECK)
+	case MXT_FRAME_CRC_PASS:
+		if (val == MXT_FRAME_CRC_CHECK)
 			goto recheck;
 		break;
 	default:
@@ -453,12 +337,12 @@ recheck:
 	return 0;
 }
 
-static int qt602240_unlock_bootloader(struct i2c_client *client)
+static int mxt_unlock_bootloader(struct i2c_client *client)
 {
 	u8 buf[2];
 
-	buf[0] = QT602240_UNLOCK_CMD_LSB;
-	buf[1] = QT602240_UNLOCK_CMD_MSB;
+	buf[0] = MXT_UNLOCK_CMD_LSB;
+	buf[1] = MXT_UNLOCK_CMD_MSB;
 
 	if (i2c_master_send(client, buf, 2) != 2) {
 		dev_err(&client->dev, "%s: i2c send failed\n", __func__);
@@ -468,7 +352,7 @@ static int qt602240_unlock_bootloader(struct i2c_client *client)
 	return 0;
 }
 
-static int qt602240_fw_write(struct i2c_client *client,
+static int mxt_fw_write(struct i2c_client *client,
 			     const u8 *data, unsigned int frame_size)
 {
 	if (i2c_master_send(client, data, frame_size) != frame_size) {
@@ -479,7 +363,7 @@ static int qt602240_fw_write(struct i2c_client *client,
 	return 0;
 }
 
-static int __qt602240_read_reg(struct i2c_client *client,
+static int __mxt_read_reg(struct i2c_client *client,
 			       u16 reg, u16 len, void *val)
 {
 	struct i2c_msg xfer[2];
@@ -508,12 +392,12 @@ static int __qt602240_read_reg(struct i2c_client *client,
 	return 0;
 }
 
-static int qt602240_read_reg(struct i2c_client *client, u16 reg, u8 *val)
+static int mxt_read_reg(struct i2c_client *client, u16 reg, u8 *val)
 {
-	return __qt602240_read_reg(client, reg, 1, val);
+	return __mxt_read_reg(client, reg, 1, val);
 }
 
-static int qt602240_write_reg(struct i2c_client *client, u16 reg, u8 val)
+static int mxt_write_reg(struct i2c_client *client, u16 reg, u8 val)
 {
 	u8 buf[3];
 
@@ -529,17 +413,17 @@ static int qt602240_write_reg(struct i2c_client *client, u16 reg, u8 val)
 	return 0;
 }
 
-static int qt602240_read_object_table(struct i2c_client *client,
+static int mxt_read_object_table(struct i2c_client *client,
 				      u16 reg, u8 *object_buf)
 {
-	return __qt602240_read_reg(client, reg, QT602240_OBJECT_SIZE,
+	return __mxt_read_reg(client, reg, MXT_OBJECT_SIZE,
 				   object_buf);
 }
 
-static struct qt602240_object *
-qt602240_get_object(struct qt602240_data *data, u8 type)
+static struct mxt_object *
+mxt_get_object(struct mxt_data *data, u8 type)
 {
-	struct qt602240_object *object;
+	struct mxt_object *object;
 	int i;
 
 	for (i = 0; i < data->info.object_num; i++) {
@@ -552,63 +436,63 @@ qt602240_get_object(struct qt602240_data *data, u8 type)
 	return NULL;
 }
 
-static int qt602240_read_message(struct qt602240_data *data,
-				 struct qt602240_message *message)
+static int mxt_read_message(struct mxt_data *data,
+				 struct mxt_message *message)
 {
-	struct qt602240_object *object;
+	struct mxt_object *object;
 	u16 reg;
 
-	object = qt602240_get_object(data, QT602240_GEN_MESSAGE);
+	object = mxt_get_object(data, MXT_GEN_MESSAGE);
 	if (!object)
 		return -EINVAL;
 
 	reg = object->start_address;
-	return __qt602240_read_reg(data->client, reg,
-			sizeof(struct qt602240_message), message);
+	return __mxt_read_reg(data->client, reg,
+			sizeof(struct mxt_message), message);
 }
 
-static int qt602240_read_object(struct qt602240_data *data,
+static int mxt_read_object(struct mxt_data *data,
 				u8 type, u8 offset, u8 *val)
 {
-	struct qt602240_object *object;
+	struct mxt_object *object;
 	u16 reg;
 
-	object = qt602240_get_object(data, type);
+	object = mxt_get_object(data, type);
 	if (!object)
 		return -EINVAL;
 
 	reg = object->start_address;
-	return __qt602240_read_reg(data->client, reg + offset, 1, val);
+	return __mxt_read_reg(data->client, reg + offset, 1, val);
 }
 
-static int qt602240_write_object(struct qt602240_data *data,
+static int mxt_write_object(struct mxt_data *data,
 				 u8 type, u8 offset, u8 val)
 {
-	struct qt602240_object *object;
+	struct mxt_object *object;
 	u16 reg;
 
-	object = qt602240_get_object(data, type);
+	object = mxt_get_object(data, type);
 	if (!object)
 		return -EINVAL;
 
 	reg = object->start_address;
-	return qt602240_write_reg(data->client, reg + offset, val);
+	return mxt_write_reg(data->client, reg + offset, val);
 }
 
-static void qt602240_input_report(struct qt602240_data *data, int single_id)
+static void mxt_input_report(struct mxt_data *data, int single_id)
 {
-	struct qt602240_finger *finger = data->finger;
+	struct mxt_finger *finger = data->finger;
 	struct input_dev *input_dev = data->input_dev;
 	int status = finger[single_id].status;
 	int finger_num = 0;
 	int id;
 
-	for (id = 0; id < QT602240_MAX_FINGER; id++) {
+	for (id = 0; id < MXT_MAX_FINGER; id++) {
 		if (!finger[id].status)
 			continue;
 
 		input_report_abs(input_dev, ABS_MT_TOUCH_MAJOR,
-				finger[id].status != QT602240_RELEASE ?
+				finger[id].status != MXT_RELEASE ?
 				finger[id].area : 0);
 		input_report_abs(input_dev, ABS_MT_POSITION_X,
 				finger[id].x);
@@ -616,7 +500,7 @@ static void qt602240_input_report(struct qt602240_data *data, int single_id)
 				finger[id].y);
 		input_mt_sync(input_dev);
 
-		if (finger[id].status == QT602240_RELEASE)
+		if (finger[id].status == MXT_RELEASE)
 			finger[id].status = 0;
 		else
 			finger_num++;
@@ -624,7 +508,7 @@ static void qt602240_input_report(struct qt602240_data *data, int single_id)
 
 	input_report_key(input_dev, BTN_TOUCH, finger_num > 0);
 
-	if (status != QT602240_RELEASE) {
+	if (status != MXT_RELEASE) {
 		input_report_abs(input_dev, ABS_X, finger[single_id].x);
 		input_report_abs(input_dev, ABS_Y, finger[single_id].y);
 	}
@@ -632,10 +516,10 @@ static void qt602240_input_report(struct qt602240_data *data, int single_id)
 	input_sync(input_dev);
 }
 
-static void qt602240_input_touchevent(struct qt602240_data *data,
-				      struct qt602240_message *message, int id)
+static void mxt_input_touchevent(struct mxt_data *data,
+				      struct mxt_message *message, int id)
 {
-	struct qt602240_finger *finger = data->finger;
+	struct mxt_finger *finger = data->finger;
 	struct device *dev = &data->client->dev;
 	u8 status = message->message[0];
 	int x;
@@ -643,18 +527,18 @@ static void qt602240_input_touchevent(struct qt602240_data *data,
 	int area;
 
 	/* Check the touch is present on the screen */
-	if (!(status & QT602240_DETECT)) {
-		if (status & QT602240_RELEASE) {
+	if (!(status & MXT_DETECT)) {
+		if (status & MXT_RELEASE) {
 			dev_dbg(dev, "[%d] released\n", id);
 
-			finger[id].status = QT602240_RELEASE;
-			qt602240_input_report(data, id);
+			finger[id].status = MXT_RELEASE;
+			mxt_input_report(data, id);
 		}
 		return;
 	}
 
 	/* Check only AMP detection */
-	if (!(status & (QT602240_PRESS | QT602240_MOVE)))
+	if (!(status & (MXT_PRESS | MXT_MOVE)))
 		return;
 
 	x = (message->message[1] << 2) | ((message->message[3] & ~0x3f) >> 6);
@@ -662,23 +546,23 @@ static void qt602240_input_touchevent(struct qt602240_data *data,
 	area = message->message[4];
 
 	dev_dbg(dev, "[%d] %s x: %d, y: %d, area: %d\n", id,
-		status & QT602240_MOVE ? "moved" : "pressed",
+		status & MXT_MOVE ? "moved" : "pressed",
 		x, y, area);
 
-	finger[id].status = status & QT602240_MOVE ?
-				QT602240_MOVE : QT602240_PRESS;
+	finger[id].status = status & MXT_MOVE ?
+				MXT_MOVE : MXT_PRESS;
 	finger[id].x = x;
 	finger[id].y = y;
 	finger[id].area = area;
 
-	qt602240_input_report(data, id);
+	mxt_input_report(data, id);
 }
 
-static irqreturn_t qt602240_interrupt(int irq, void *dev_id)
+static irqreturn_t mxt_interrupt(int irq, void *dev_id)
 {
-	struct qt602240_data *data = dev_id;
-	struct qt602240_message message;
-	struct qt602240_object *object;
+	struct mxt_data *data = dev_id;
+	struct mxt_message message;
+	struct mxt_object *object;
 	struct device *dev = &data->client->dev;
 	int id;
 	u8 reportid;
@@ -686,15 +570,15 @@ static irqreturn_t qt602240_interrupt(int irq, void *dev_id)
 	u8 min_reportid;
 
 	do {
-		if (qt602240_read_message(data, &message)) {
+		if (mxt_read_message(data, &message)) {
 			dev_err(dev, "Failed to read message\n");
 			goto end;
 		}
 
 		reportid = message.reportid;
 
-		/* whether reportid is thing of QT602240_TOUCH_MULTI */
-		object = qt602240_get_object(data, QT602240_TOUCH_MULTI);
+		/* whether reportid is thing of MXT_TOUCH_MULTI */
+		object = mxt_get_object(data, MXT_TOUCH_MULTI);
 		if (!object)
 			goto end;
 
@@ -703,47 +587,39 @@ static irqreturn_t qt602240_interrupt(int irq, void *dev_id)
 		id = reportid - min_reportid;
 
 		if (reportid >= min_reportid && reportid <= max_reportid)
-			qt602240_input_touchevent(data, &message, id);
+			mxt_input_touchevent(data, &message, id);
 		else
-			qt602240_dump_message(dev, &message);
+			mxt_dump_message(dev, &message);
 	} while (reportid != 0xff);
 
 end:
 	return IRQ_HANDLED;
 }
 
-static int qt602240_check_reg_init(struct qt602240_data *data)
+static int mxt_check_reg_init(struct mxt_data *data)
 {
-	struct qt602240_object *object;
+	const struct mxt_platform_data *pdata = data->pdata;
+	struct mxt_object *object;
 	struct device *dev = &data->client->dev;
 	int index = 0;
 	int i, j;
-	u8 version = data->info.version;
 	u8 *init_vals;
 
-	switch (version) {
-	case QT602240_VER_20:
-		init_vals = (u8 *)init_vals_ver_20;
-		break;
-	case QT602240_VER_21:
-		init_vals = (u8 *)init_vals_ver_21;
-		break;
-	case QT602240_VER_22:
-		init_vals = (u8 *)init_vals_ver_22;
-		break;
-	default:
-		dev_err(dev, "Firmware version %d doesn't support\n", version);
-		return -EINVAL;
+	if (pdata->config) {
+		init_vals = pdata->config;
+	} else {
+		dev_err(dev, "No cfg data defined, skipping reg init\n");
+		return 0;
 	}
 
 	for (i = 0; i < data->info.object_num; i++) {
 		object = data->object_table + i;
 
-		if (!qt602240_object_writable(object->type))
+		if (!mxt_object_writable(object->type))
 			continue;
 
 		for (j = 0; j < object->size + 1; j++)
-			qt602240_write_object(data, object->type, j,
+			mxt_write_object(data, object->type, j,
 					init_vals[index + j]);
 
 		index += object->size + 1;
@@ -752,9 +628,9 @@ static int qt602240_check_reg_init(struct qt602240_data *data)
 	return 0;
 }
 
-static int qt602240_check_matrix_size(struct qt602240_data *data)
+static int mxt_check_matrix_size(struct mxt_data *data)
 {
-	const struct qt602240_platform_data *pdata = data->pdata;
+	const struct mxt_platform_data *pdata = data->pdata;
 	struct device *dev = &data->client->dev;
 	int mode = -1;
 	int error;
@@ -801,8 +677,8 @@ static int qt602240_check_matrix_size(struct qt602240_data *data)
 		return -EINVAL;
 	}
 
-	error = qt602240_read_object(data, QT602240_SPT_CTECONFIG,
-				QT602240_CTE_MODE, &val);
+	error = mxt_read_object(data, MXT_SPT_CTECONFIG,
+				MXT_CTE_MODE, &val);
 	if (error)
 		return error;
 
@@ -810,29 +686,29 @@ static int qt602240_check_matrix_size(struct qt602240_data *data)
 		return 0;
 
 	/* Change the CTE configuration */
-	qt602240_write_object(data, QT602240_SPT_CTECONFIG,
-			QT602240_CTE_CTRL, 1);
-	qt602240_write_object(data, QT602240_SPT_CTECONFIG,
-			QT602240_CTE_MODE, mode);
-	qt602240_write_object(data, QT602240_SPT_CTECONFIG,
-			QT602240_CTE_CTRL, 0);
+	mxt_write_object(data, MXT_SPT_CTECONFIG,
+			MXT_CTE_CTRL, 1);
+	mxt_write_object(data, MXT_SPT_CTECONFIG,
+			MXT_CTE_MODE, mode);
+	mxt_write_object(data, MXT_SPT_CTECONFIG,
+			MXT_CTE_CTRL, 0);
 
 	return 0;
 }
 
-static int qt602240_make_highchg(struct qt602240_data *data)
+static int mxt_make_highchg(struct mxt_data *data)
 {
 	struct device *dev = &data->client->dev;
+	struct mxt_message message;
 	int count = 10;
 	int error;
-	u8 val;
 
 	/* Read dummy message to make high CHG pin */
 	do {
-		error = qt602240_read_object(data, QT602240_GEN_MESSAGE, 0, &val);
+		error = mxt_read_message(data, &message);
 		if (error)
 			return error;
-	} while ((val != 0xff) && --count);
+	} while ((message.reportid != 0xff) && --count);
 
 	if (!count) {
 		dev_err(dev, "CHG pin isn't cleared\n");
@@ -842,82 +718,82 @@ static int qt602240_make_highchg(struct qt602240_data *data)
 	return 0;
 }
 
-static void qt602240_handle_pdata(struct qt602240_data *data)
+static void mxt_handle_pdata(struct mxt_data *data)
 {
-	const struct qt602240_platform_data *pdata = data->pdata;
+	const struct mxt_platform_data *pdata = data->pdata;
 	u8 voltage;
 
 	/* Set touchscreen lines */
-	qt602240_write_object(data, QT602240_TOUCH_MULTI, QT602240_TOUCH_XSIZE,
+	mxt_write_object(data, MXT_TOUCH_MULTI, MXT_TOUCH_XSIZE,
 			pdata->x_line);
-	qt602240_write_object(data, QT602240_TOUCH_MULTI, QT602240_TOUCH_YSIZE,
+	mxt_write_object(data, MXT_TOUCH_MULTI, MXT_TOUCH_YSIZE,
 			pdata->y_line);
 
 	/* Set touchscreen orient */
-	qt602240_write_object(data, QT602240_TOUCH_MULTI, QT602240_TOUCH_ORIENT,
+	mxt_write_object(data, MXT_TOUCH_MULTI, MXT_TOUCH_ORIENT,
 			pdata->orient);
 
 	/* Set touchscreen burst length */
-	qt602240_write_object(data, QT602240_TOUCH_MULTI,
-			QT602240_TOUCH_BLEN, pdata->blen);
+	mxt_write_object(data, MXT_TOUCH_MULTI,
+			MXT_TOUCH_BLEN, pdata->blen);
 
 	/* Set touchscreen threshold */
-	qt602240_write_object(data, QT602240_TOUCH_MULTI,
-			QT602240_TOUCH_TCHTHR, pdata->threshold);
+	mxt_write_object(data, MXT_TOUCH_MULTI,
+			MXT_TOUCH_TCHTHR, pdata->threshold);
 
 	/* Set touchscreen resolution */
-	qt602240_write_object(data, QT602240_TOUCH_MULTI,
-			QT602240_TOUCH_XRANGE_LSB, (pdata->x_size - 1) & 0xff);
-	qt602240_write_object(data, QT602240_TOUCH_MULTI,
-			QT602240_TOUCH_XRANGE_MSB, (pdata->x_size - 1) >> 8);
-	qt602240_write_object(data, QT602240_TOUCH_MULTI,
-			QT602240_TOUCH_YRANGE_LSB, (pdata->y_size - 1) & 0xff);
-	qt602240_write_object(data, QT602240_TOUCH_MULTI,
-			QT602240_TOUCH_YRANGE_MSB, (pdata->y_size - 1) >> 8);
+	mxt_write_object(data, MXT_TOUCH_MULTI,
+			MXT_TOUCH_XRANGE_LSB, (pdata->x_size - 1) & 0xff);
+	mxt_write_object(data, MXT_TOUCH_MULTI,
+			MXT_TOUCH_XRANGE_MSB, (pdata->x_size - 1) >> 8);
+	mxt_write_object(data, MXT_TOUCH_MULTI,
+			MXT_TOUCH_YRANGE_LSB, (pdata->y_size - 1) & 0xff);
+	mxt_write_object(data, MXT_TOUCH_MULTI,
+			MXT_TOUCH_YRANGE_MSB, (pdata->y_size - 1) >> 8);
 
 	/* Set touchscreen voltage */
-	if (data->info.version >= QT602240_VER_21 && pdata->voltage) {
-		if (pdata->voltage < QT602240_VOLTAGE_DEFAULT) {
-			voltage = (QT602240_VOLTAGE_DEFAULT - pdata->voltage) /
-				QT602240_VOLTAGE_STEP;
+	if (data->info.version >= MXT_VER_21 && pdata->voltage) {
+		if (pdata->voltage < MXT_VOLTAGE_DEFAULT) {
+			voltage = (MXT_VOLTAGE_DEFAULT - pdata->voltage) /
+				MXT_VOLTAGE_STEP;
 			voltage = 0xff - voltage + 1;
 		} else
-			voltage = (pdata->voltage - QT602240_VOLTAGE_DEFAULT) /
-				QT602240_VOLTAGE_STEP;
+			voltage = (pdata->voltage - MXT_VOLTAGE_DEFAULT) /
+				MXT_VOLTAGE_STEP;
 
-		qt602240_write_object(data, QT602240_SPT_CTECONFIG,
-				QT602240_CTE_VOLTAGE, voltage);
+		mxt_write_object(data, MXT_SPT_CTECONFIG,
+				MXT_CTE_VOLTAGE, voltage);
 	}
 }
 
-static int qt602240_get_info(struct qt602240_data *data)
+static int mxt_get_info(struct mxt_data *data)
 {
 	struct i2c_client *client = data->client;
-	struct qt602240_info *info = &data->info;
+	struct mxt_info *info = &data->info;
 	int error;
 	u8 val;
 
-	error = qt602240_read_reg(client, QT602240_FAMILY_ID, &val);
+	error = mxt_read_reg(client, MXT_FAMILY_ID, &val);
 	if (error)
 		return error;
 	info->family_id = val;
 
-	error = qt602240_read_reg(client, QT602240_VARIANT_ID, &val);
+	error = mxt_read_reg(client, MXT_VARIANT_ID, &val);
 	if (error)
 		return error;
 	info->variant_id = val;
 
-	error = qt602240_read_reg(client, QT602240_VERSION, &val);
+	error = mxt_read_reg(client, MXT_VERSION, &val);
 	if (error)
 		return error;
 	info->version = val;
 
-	error = qt602240_read_reg(client, QT602240_BUILD, &val);
+	error = mxt_read_reg(client, MXT_BUILD, &val);
 	if (error)
 		return error;
 	info->build = val;
 
-	error = qt602240_read_reg(client, QT602240_OBJECT_NUM, &val);
+	error = mxt_read_reg(client, MXT_OBJECT_NUM, &val);
 	if (error)
 		return error;
 	info->object_num = val;
@@ -925,19 +801,19 @@ static int qt602240_get_info(struct qt602240_data *data)
 	return 0;
 }
 
-static int qt602240_get_object_table(struct qt602240_data *data)
+static int mxt_get_object_table(struct mxt_data *data)
 {
 	int error;
 	int i;
 	u16 reg;
 	u8 reportid = 0;
-	u8 buf[QT602240_OBJECT_SIZE];
+	u8 buf[MXT_OBJECT_SIZE];
 
 	for (i = 0; i < data->info.object_num; i++) {
-		struct qt602240_object *object = data->object_table + i;
+		struct mxt_object *object = data->object_table + i;
 
-		reg = QT602240_OBJECT_START + QT602240_OBJECT_SIZE * i;
-		error = qt602240_read_object_table(data->client, reg, buf);
+		reg = MXT_OBJECT_START + MXT_OBJECT_SIZE * i;
+		error = mxt_read_object_table(data->client, reg, buf);
 		if (error)
 			return error;
 
@@ -957,19 +833,19 @@ static int qt602240_get_object_table(struct qt602240_data *data)
 	return 0;
 }
 
-static int qt602240_initialize(struct qt602240_data *data)
+static int mxt_initialize(struct mxt_data *data)
 {
 	struct i2c_client *client = data->client;
-	struct qt602240_info *info = &data->info;
+	struct mxt_info *info = &data->info;
 	int error;
 	u8 val;
 
-	error = qt602240_get_info(data);
+	error = mxt_get_info(data);
 	if (error)
 		return error;
 
 	data->object_table = kcalloc(info->object_num,
-				     sizeof(struct qt602240_object),
+				     sizeof(struct mxt_object),
 				     GFP_KERNEL);
 	if (!data->object_table) {
 		dev_err(&client->dev, "Failed to allocate memory\n");
@@ -977,44 +853,52 @@ static int qt602240_initialize(struct qt602240_data *data)
 	}
 
 	/* Get object table information */
-	error = qt602240_get_object_table(data);
+	error = mxt_get_object_table(data);
 	if (error)
 		return error;
 
 	/* Check register init values */
-	error = qt602240_check_reg_init(data);
+	error = mxt_check_reg_init(data);
 	if (error)
 		return error;
 
 	/* Check X/Y matrix size */
-	error = qt602240_check_matrix_size(data);
+
+	/*
+	 * Skip this and trust what's on the chip, as the current check
+	 * is not compatible with mXT1386. Revisit and fix.
+	 */
+
+	/*
+	error = mxt_check_matrix_size(data);
 	if (error)
 		return error;
+	*/
 
-	error = qt602240_make_highchg(data);
+	error = mxt_make_highchg(data);
 	if (error)
 		return error;
 
-	qt602240_handle_pdata(data);
+	mxt_handle_pdata(data);
 
 	/* Backup to memory */
-	qt602240_write_object(data, QT602240_GEN_COMMAND,
-			QT602240_COMMAND_BACKUPNV,
-			QT602240_BACKUP_VALUE);
-	msleep(QT602240_BACKUP_TIME);
+	mxt_write_object(data, MXT_GEN_COMMAND,
+			MXT_COMMAND_BACKUPNV,
+			MXT_BACKUP_VALUE);
+	msleep(MXT_BACKUP_TIME);
 
 	/* Soft reset */
-	qt602240_write_object(data, QT602240_GEN_COMMAND,
-			QT602240_COMMAND_RESET, 1);
-	msleep(QT602240_RESET_TIME);
+	mxt_write_object(data, MXT_GEN_COMMAND,
+			MXT_COMMAND_RESET, 1);
+	msleep(MXT_RESET_TIME);
 
 	/* Update matrix size at info struct */
-	error = qt602240_read_reg(client, QT602240_MATRIX_X_SIZE, &val);
+	error = mxt_read_reg(client, MXT_MATRIX_X_SIZE, &val);
 	if (error)
 		return error;
 	info->matrix_xsize = val;
 
-	error = qt602240_read_reg(client, QT602240_MATRIX_Y_SIZE, &val);
+	error = mxt_read_reg(client, MXT_MATRIX_Y_SIZE, &val);
 	if (error)
 		return error;
 	info->matrix_ysize = val;
@@ -1032,11 +916,11 @@ static int qt602240_initialize(struct qt602240_data *data)
 	return 0;
 }
 
-static ssize_t qt602240_object_show(struct device *dev,
+static ssize_t mxt_object_show(struct device *dev,
 				    struct device_attribute *attr, char *buf)
 {
-	struct qt602240_data *data = dev_get_drvdata(dev);
-	struct qt602240_object *object;
+	struct mxt_data *data = dev_get_drvdata(dev);
+	struct mxt_object *object;
 	int count = 0;
 	int i, j;
 	int error;
@@ -1049,13 +933,13 @@ static ssize_t qt602240_object_show(struct device *dev,
 				"Object Table Element %d(Type %d)\n",
 				i + 1, object->type);
 
-		if (!qt602240_object_readable(object->type)) {
+		if (!mxt_object_readable(object->type)) {
 			count += sprintf(buf + count, "\n");
 			continue;
 		}
 
 		for (j = 0; j < object->size + 1; j++) {
-			error = qt602240_read_object(data,
+			error = mxt_read_object(data,
 						object->type, j, &val);
 			if (error)
 				return error;
@@ -1070,9 +954,9 @@ static ssize_t qt602240_object_show(struct device *dev,
 	return count;
 }
 
-static int qt602240_load_fw(struct device *dev, const char *fn)
+static int mxt_load_fw(struct device *dev, const char *fn)
 {
-	struct qt602240_data *data = dev_get_drvdata(dev);
+	struct mxt_data *data = dev_get_drvdata(dev);
 	struct i2c_client *client = data->client;
 	const struct firmware *fw = NULL;
 	unsigned int frame_size;
@@ -1086,26 +970,26 @@ static int qt602240_load_fw(struct device *dev, const char *fn)
 	}
 
 	/* Change to the bootloader mode */
-	qt602240_write_object(data, QT602240_GEN_COMMAND,
-			QT602240_COMMAND_RESET, QT602240_BOOT_VALUE);
-	msleep(QT602240_RESET_TIME);
+	mxt_write_object(data, MXT_GEN_COMMAND,
+			MXT_COMMAND_RESET, MXT_BOOT_VALUE);
+	msleep(MXT_RESET_TIME);
 
 	/* Change to slave address of bootloader */
-	if (client->addr == QT602240_APP_LOW)
-		client->addr = QT602240_BOOT_LOW;
+	if (client->addr == MXT_APP_LOW)
+		client->addr = MXT_BOOT_LOW;
 	else
-		client->addr = QT602240_BOOT_HIGH;
+		client->addr = MXT_BOOT_HIGH;
 
-	ret = qt602240_check_bootloader(client, QT602240_WAITING_BOOTLOAD_CMD);
+	ret = mxt_check_bootloader(client, MXT_WAITING_BOOTLOAD_CMD);
 	if (ret)
 		goto out;
 
 	/* Unlock bootloader */
-	qt602240_unlock_bootloader(client);
+	mxt_unlock_bootloader(client);
 
 	while (pos < fw->size) {
-		ret = qt602240_check_bootloader(client,
-						QT602240_WAITING_FRAME_DATA);
+		ret = mxt_check_bootloader(client,
+						MXT_WAITING_FRAME_DATA);
 		if (ret)
 			goto out;
 
@@ -1117,10 +1001,10 @@ static int qt602240_load_fw(struct device *dev, const char *fn)
 		frame_size += 2;
 
 		/* Write one frame to device */
-		qt602240_fw_write(client, fw->data + pos, frame_size);
+		mxt_fw_write(client, fw->data + pos, frame_size);
 
-		ret = qt602240_check_bootloader(client,
-						QT602240_FRAME_CRC_PASS);
+		ret = mxt_check_bootloader(client,
+						MXT_FRAME_CRC_PASS);
 		if (ret)
 			goto out;
 
@@ -1133,19 +1017,19 @@ out:
 	release_firmware(fw);
 
 	/* Change to slave address of application */
-	if (client->addr == QT602240_BOOT_LOW)
-		client->addr = QT602240_APP_LOW;
+	if (client->addr == MXT_BOOT_LOW)
+		client->addr = MXT_APP_LOW;
 	else
-		client->addr = QT602240_APP_HIGH;
+		client->addr = MXT_APP_HIGH;
 
 	return ret;
 }
 
-static ssize_t qt602240_update_fw_store(struct device *dev,
+static ssize_t mxt_update_fw_store(struct device *dev,
 					struct device_attribute *attr,
 					const char *buf, size_t count)
 {
-	struct qt602240_data *data = dev_get_drvdata(dev);
+	struct mxt_data *data = dev_get_drvdata(dev);
 	unsigned int version;
 	int error;
 
@@ -1154,14 +1038,14 @@ static ssize_t qt602240_update_fw_store(struct device *dev,
 		return -EINVAL;
 	}
 
-	if (data->info.version < QT602240_VER_21 || version < QT602240_VER_21) {
+	if (data->info.version < MXT_VER_21 || version < MXT_VER_21) {
 		dev_err(dev, "FW update supported starting with version 21\n");
 		return -EINVAL;
 	}
 
 	disable_irq(data->irq);
 
-	error = qt602240_load_fw(dev, QT602240_FW_NAME);
+	error = mxt_load_fw(dev, MXT_FW_NAME);
 	if (error) {
 		dev_err(dev, "The firmware update failed(%d)\n", error);
 		count = error;
@@ -1169,12 +1053,12 @@ static ssize_t qt602240_update_fw_store(struct device *dev,
 		dev_dbg(dev, "The firmware update succeeded\n");
 
 		/* Wait for reset */
-		msleep(QT602240_FWRESET_TIME);
+		msleep(MXT_FWRESET_TIME);
 
 		kfree(data->object_table);
 		data->object_table = NULL;
 
-		qt602240_initialize(data);
+		mxt_initialize(data);
 	}
 
 	enable_irq(data->irq);
@@ -1182,60 +1066,60 @@ static ssize_t qt602240_update_fw_store(struct device *dev,
 	return count;
 }
 
-static DEVICE_ATTR(object, 0444, qt602240_object_show, NULL);
-static DEVICE_ATTR(update_fw, 0664, NULL, qt602240_update_fw_store);
+static DEVICE_ATTR(object, 0444, mxt_object_show, NULL);
+static DEVICE_ATTR(update_fw, 0664, NULL, mxt_update_fw_store);
 
-static struct attribute *qt602240_attrs[] = {
+static struct attribute *mxt_attrs[] = {
 	&dev_attr_object.attr,
 	&dev_attr_update_fw.attr,
 	NULL
 };
 
-static const struct attribute_group qt602240_attr_group = {
-	.attrs = qt602240_attrs,
+static const struct attribute_group mxt_attr_group = {
+	.attrs = mxt_attrs,
 };
 
-static void qt602240_start(struct qt602240_data *data)
+static void mxt_start(struct mxt_data *data)
 {
 	/* Touch enable */
-	qt602240_write_object(data,
-			QT602240_TOUCH_MULTI, QT602240_TOUCH_CTRL, 0x83);
+	mxt_write_object(data,
+			MXT_TOUCH_MULTI, MXT_TOUCH_CTRL, 0x83);
 }
 
-static void qt602240_stop(struct qt602240_data *data)
+static void mxt_stop(struct mxt_data *data)
 {
 	/* Touch disable */
-	qt602240_write_object(data,
-			QT602240_TOUCH_MULTI, QT602240_TOUCH_CTRL, 0);
+	mxt_write_object(data,
+			MXT_TOUCH_MULTI, MXT_TOUCH_CTRL, 0);
 }
 
-static int qt602240_input_open(struct input_dev *dev)
+static int mxt_input_open(struct input_dev *dev)
 {
-	struct qt602240_data *data = input_get_drvdata(dev);
+	struct mxt_data *data = input_get_drvdata(dev);
 
-	qt602240_start(data);
+	mxt_start(data);
 
 	return 0;
 }
 
-static void qt602240_input_close(struct input_dev *dev)
+static void mxt_input_close(struct input_dev *dev)
 {
-	struct qt602240_data *data = input_get_drvdata(dev);
+	struct mxt_data *data = input_get_drvdata(dev);
 
-	qt602240_stop(data);
+	mxt_stop(data);
 }
 
-static int __devinit qt602240_probe(struct i2c_client *client,
+static int __devinit mxt_probe(struct i2c_client *client,
 		const struct i2c_device_id *id)
 {
-	struct qt602240_data *data;
+	struct mxt_data *data;
 	struct input_dev *input_dev;
 	int error;
 
 	if (!client->dev.platform_data)
 		return -EINVAL;
 
-	data = kzalloc(sizeof(struct qt602240_data), GFP_KERNEL);
+	data = kzalloc(sizeof(struct mxt_data), GFP_KERNEL);
 	input_dev = input_allocate_device();
 	if (!data || !input_dev) {
 		dev_err(&client->dev, "Failed to allocate memory\n");
@@ -1243,11 +1127,11 @@ static int __devinit qt602240_probe(struct i2c_client *client,
 		goto err_free_mem;
 	}
 
-	input_dev->name = "AT42QT602240/ATMXT224 Touchscreen";
+	input_dev->name = "Atmel maXTouch Touchscreen";
 	input_dev->id.bustype = BUS_I2C;
 	input_dev->dev.parent = &client->dev;
-	input_dev->open = qt602240_input_open;
-	input_dev->close = qt602240_input_close;
+	input_dev->open = mxt_input_open;
+	input_dev->close = mxt_input_close;
 
 	__set_bit(EV_ABS, input_dev->evbit);
 	__set_bit(EV_KEY, input_dev->evbit);
@@ -1255,17 +1139,17 @@ static int __devinit qt602240_probe(struct i2c_client *client,
 
 	/* For single touch */
 	input_set_abs_params(input_dev, ABS_X,
-			     0, QT602240_MAX_XC, 0, 0);
+			     0, MXT_MAX_XC, 0, 0);
 	input_set_abs_params(input_dev, ABS_Y,
-			     0, QT602240_MAX_YC, 0, 0);
+			     0, MXT_MAX_YC, 0, 0);
 
 	/* For multi touch */
 	input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
-			     0, QT602240_MAX_AREA, 0, 0);
+			     0, MXT_MAX_AREA, 0, 0);
 	input_set_abs_params(input_dev, ABS_MT_POSITION_X,
-			     0, QT602240_MAX_XC, 0, 0);
+			     0, MXT_MAX_XC, 0, 0);
 	input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
-			     0, QT602240_MAX_YC, 0, 0);
+			     0, MXT_MAX_YC, 0, 0);
 
 	input_set_drvdata(input_dev, data);
 
@@ -1276,12 +1160,22 @@ static int __devinit qt602240_probe(struct i2c_client *client,
 
 	i2c_set_clientdata(client, data);
 
-	error = qt602240_initialize(data);
+	error = mxt_initialize(data);
 	if (error)
 		goto err_free_object;
 
-	error = request_threaded_irq(client->irq, NULL, qt602240_interrupt,
+	error = request_threaded_irq(client->irq, NULL, mxt_interrupt,
 			IRQF_TRIGGER_FALLING, client->dev.driver->name, data);
+
+	if (error < 0) {
+		/* If registering an interrupt with falling edge didn't work,
+		   try any edge. */
+		/* Todo: in this case, check the validity of the interrupt by
+		   reading the CHG line state */
+		error = request_threaded_irq(client->irq, NULL, mxt_interrupt,
+			0, client->dev.driver->name, data);
+	}
+
 	if (error) {
 		dev_err(&client->dev, "Failed to register interrupt\n");
 		goto err_free_object;
@@ -1291,7 +1185,7 @@ static int __devinit qt602240_probe(struct i2c_client *client,
 	if (error)
 		goto err_free_irq;
 
-	error = sysfs_create_group(&client->dev.kobj, &qt602240_attr_group);
+	error = sysfs_create_group(&client->dev.kobj, &mxt_attr_group);
 	if (error)
 		goto err_unregister_device;
 
@@ -1310,11 +1204,11 @@ err_free_mem:
 	return error;
 }
 
-static int __devexit qt602240_remove(struct i2c_client *client)
+static int __devexit mxt_remove(struct i2c_client *client)
 {
-	struct qt602240_data *data = i2c_get_clientdata(client);
+	struct mxt_data *data = i2c_get_clientdata(client);
 
-	sysfs_remove_group(&client->dev.kobj, &qt602240_attr_group);
+	sysfs_remove_group(&client->dev.kobj, &mxt_attr_group);
 	free_irq(data->irq, data);
 	input_unregister_device(data->input_dev);
 	kfree(data->object_table);
@@ -1324,83 +1218,81 @@ static int __devexit qt602240_remove(struct i2c_client *client)
 }
 
 #ifdef CONFIG_PM
-static int qt602240_suspend(struct device *dev)
+static int mxt_suspend(struct device *dev)
 {
 	struct i2c_client *client = to_i2c_client(dev);
-	struct qt602240_data *data = i2c_get_clientdata(client);
+	struct mxt_data *data = i2c_get_clientdata(client);
 	struct input_dev *input_dev = data->input_dev;
 
 	mutex_lock(&input_dev->mutex);
 
 	if (input_dev->users)
-		qt602240_stop(data);
+		mxt_stop(data);
 
 	mutex_unlock(&input_dev->mutex);
 
 	return 0;
 }
 
-static int qt602240_resume(struct device *dev)
+static int mxt_resume(struct device *dev)
 {
 	struct i2c_client *client = to_i2c_client(dev);
-	struct qt602240_data *data = i2c_get_clientdata(client);
+	struct mxt_data *data = i2c_get_clientdata(client);
 	struct input_dev *input_dev = data->input_dev;
 
 	/* Soft reset */
-	qt602240_write_object(data, QT602240_GEN_COMMAND,
-			QT602240_COMMAND_RESET, 1);
+	mxt_write_object(data, MXT_GEN_COMMAND,
+			MXT_COMMAND_RESET, 1);
 
-	msleep(QT602240_RESET_TIME);
+	msleep(MXT_RESET_TIME);
 
 	mutex_lock(&input_dev->mutex);
 
 	if (input_dev->users)
-		qt602240_start(data);
+		mxt_start(data);
 
 	mutex_unlock(&input_dev->mutex);
 
 	return 0;
 }
 
-static const struct dev_pm_ops qt602240_pm_ops = {
-	.suspend	= qt602240_suspend,
-	.resume		= qt602240_resume,
+static const struct dev_pm_ops mxt_pm_ops = {
+	.suspend        = mxt_suspend,
+	.resume         = mxt_resume,
 };
+
 #endif
 
-static const struct i2c_device_id qt602240_id[] = {
-	{ "qt602240_ts", 0 },
+static const struct i2c_device_id mxt_id[] = {
+	{ "atmel_mxt_ts", 0 },
 	{ }
 };
-MODULE_DEVICE_TABLE(i2c, qt602240_id);
+MODULE_DEVICE_TABLE(i2c, mxt_id);
 
-static struct i2c_driver qt602240_driver = {
+static struct i2c_driver mxt_driver = {
 	.driver = {
-		.name	= "qt602240_ts",
+		.name	= "atmel_mxt_ts",
 		.owner	= THIS_MODULE,
-#ifdef CONFIG_PM
-		.pm	= &qt602240_pm_ops,
-#endif
 	},
-	.probe		= qt602240_probe,
-	.remove		= __devexit_p(qt602240_remove),
-	.id_table	= qt602240_id,
+	.probe		= mxt_probe,
+	.remove		= __devexit_p(mxt_remove),
+	.id_table	= mxt_id,
 };
 
-static int __init qt602240_init(void)
+static int __init mxt_init(void)
 {
-	return i2c_add_driver(&qt602240_driver);
+	return i2c_add_driver(&mxt_driver);
 }
 
-static void __exit qt602240_exit(void)
+static void __exit mxt_exit(void)
 {
-	i2c_del_driver(&qt602240_driver);
+	i2c_del_driver(&mxt_driver);
 }
 
-module_init(qt602240_init);
-module_exit(qt602240_exit);
+module_init(mxt_init);
+module_exit(mxt_exit);
 
 /* Module information */
 MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
-MODULE_DESCRIPTION("AT42QT602240/ATMXT224 Touchscreen driver");
+MODULE_DESCRIPTION("Atmel maXTouch Touchscreen driver");
 MODULE_LICENSE("GPL");
diff --git a/include/linux/i2c/qt602240_ts.h b/include/linux/i2c/qt602240_ts.h
index c5033e1..733c680 100644
--- a/include/linux/i2c/qt602240_ts.h
+++ b/include/linux/i2c/qt602240_ts.h
@@ -1,5 +1,5 @@
 /*
- * AT42QT602240/ATMXT224 Touchscreen driver
+ * Atmel maXTouch Touchscreen driver
  *
  * Copyright (C) 2010 Samsung Electronics Co.Ltd
  * Author: Joonyoung Shim <jy0922.shim@samsung.com>
@@ -10,21 +10,38 @@
  * option) any later version.
  */
 
-#ifndef __LINUX_QT602240_TS_H
-#define __LINUX_QT602240_TS_H
+#ifndef __LINUX_MAXTOUCH_TS_H
+#define __LINUX_MAXTOUCH_TS_H
+
+/* Chip I2C Addresses */
+#define	MXT224_I2C_ADDR1				0x4A
+#define	MXT224_I2C_ADDR2				0x4B
+#define	MXT1386_I2C_ADDR1				0x4C
+#define	MXT1386_I2C_ADDR2				0x4D
+#define	MXT1386_I2C_ADDR3				0x5A
+#define	MXT1386_I2C_ADDR4				0x5B
+
+/*
+ * Select this address from above depending on what maXTouch
+ * chip you have and how it's address pins are configured;
+ * see datasheet.
+ */
+
+#define MXT_I2C_ADDRESS                                 MXT1386_I2C_ADDR1
+
 
 /* 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 {
+#define MXT_NORMAL		0x0
+#define MXT_DIAGONAL		0x1
+#define MXT_HORIZONTAL_FLIP	0x2
+#define MXT_ROTATED_90_COUNTER	0x3
+#define MXT_VERTICAL_FLIP	0x4
+#define MXT_ROTATED_90		0x5
+#define MXT_ROTATED_180		0x6
+#define MXT_DIAGONAL_COUNTER	0x7
+
+/* The platform data for the Atmel maXTouch touchscreen driver */
+struct mxt_platform_data {
 	unsigned int x_line;
 	unsigned int y_line;
 	unsigned int x_size;
@@ -33,6 +50,7 @@ struct qt602240_platform_data {
 	unsigned int threshold;
 	unsigned int voltage;
 	unsigned char orient;
+	unsigned char *config;
 };
 
-#endif /* __LINUX_QT602240_TS_H */
+#endif /* __LINUX_MAXTOUCH_TS_H */