/*
- * AT42QT602240/ATMXT224 Touchscreen driver
+ * Atmel maXTouch Touchscreen driver
*
* Copyright (C) 2010 Samsung Electronics Co.Ltd
* Author: Joonyoung Shim <jy0922.shim@samsung.com>
#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 MXT_MAX_XC 0x3ff
+#define MXT_MAX_YC 0x3ff
+#define MXT_MAX_AREA 0xff
-#define QT602240_MAX_FINGER 10
+#define MXT_MAX_FINGER 10
/* Initial register values recommended from chip vendor */
static const u8 init_vals_ver_20[] = {
- /* QT602240_GEN_COMMAND(6) */
+ /* MXT_GEN_COMMAND(6) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- /* QT602240_GEN_POWER(7) */
+ /* MXT_GEN_POWER(7) */
0x20, 0xff, 0x32,
- /* QT602240_GEN_ACQUIRE(8) */
+ /* MXT_GEN_ACQUIRE(8) */
0x08, 0x05, 0x05, 0x00, 0x00, 0x00, 0x05, 0x14,
- /* QT602240_TOUCH_MULTI(9) */
+ /* MXT_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) */
+ /* MXT_TOUCH_KEYARRAY(15) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00,
- /* QT602240_SPT_GPIOPWM(19) */
+ /* MXT_SPT_GPIOPWM(19) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,
- /* QT602240_PROCI_GRIPFACE(20) */
+ /* MXT_PROCI_GRIPFACE(20) */
0x00, 0x64, 0x64, 0x64, 0x64, 0x00, 0x00, 0x1e, 0x14, 0x04,
0x1e, 0x00,
- /* QT602240_PROCG_NOISE(22) */
+ /* MXT_PROCG_NOISE(22) */
0x05, 0x00, 0x00, 0x19, 0x00, 0xe7, 0xff, 0x04, 0x32, 0x00,
0x01, 0x0a, 0x0f, 0x14, 0x00, 0x00, 0xe8,
- /* QT602240_TOUCH_PROXIMITY(23) */
+ /* MXT_TOUCH_PROXIMITY(23) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00,
- /* QT602240_PROCI_ONETOUCH(24) */
+ /* MXT_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) */
+ /* MXT_SPT_SELFTEST(25) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
- /* QT602240_PROCI_TWOTOUCH(27) */
+ /* MXT_PROCI_TWOTOUCH(27) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- /* QT602240_SPT_CTECONFIG(28) */
+ /* MXT_SPT_CTECONFIG(28) */
0x00, 0x00, 0x00, 0x04, 0x08,
};
static const u8 init_vals_ver_21[] = {
- /* QT602240_GEN_COMMAND(6) */
+ /* MXT_GEN_COMMAND(6) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- /* QT602240_GEN_POWER(7) */
+ /* MXT_GEN_POWER(7) */
0x20, 0xff, 0x32,
- /* QT602240_GEN_ACQUIRE(8) */
+ /* MXT_GEN_ACQUIRE(8) */
0x0a, 0x00, 0x05, 0x00, 0x00, 0x00, 0x09, 0x23,
- /* QT602240_TOUCH_MULTI(9) */
+ /* MXT_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) */
+ /* MXT_TOUCH_KEYARRAY(15) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00,
- /* QT602240_SPT_GPIOPWM(19) */
+ /* MXT_SPT_GPIOPWM(19) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- /* QT602240_PROCI_GRIPFACE(20) */
+ /* MXT_PROCI_GRIPFACE(20) */
0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x28, 0x04,
0x0f, 0x0a,
- /* QT602240_PROCG_NOISE(22) */
+ /* MXT_PROCG_NOISE(22) */
0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x23, 0x00,
0x00, 0x05, 0x0f, 0x19, 0x23, 0x2d, 0x03,
- /* QT602240_TOUCH_PROXIMITY(23) */
+ /* MXT_TOUCH_PROXIMITY(23) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00,
- /* QT602240_PROCI_ONETOUCH(24) */
+ /* MXT_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) */
+ /* MXT_SPT_SELFTEST(25) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
- /* QT602240_PROCI_TWOTOUCH(27) */
+ /* MXT_PROCI_TWOTOUCH(27) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- /* QT602240_SPT_CTECONFIG(28) */
+ /* MXT_SPT_CTECONFIG(28) */
0x00, 0x00, 0x00, 0x08, 0x10, 0x00,
};
static const u8 init_vals_ver_22[] = {
- /* QT602240_GEN_COMMAND(6) */
+ /* MXT_GEN_COMMAND(6) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- /* QT602240_GEN_POWER(7) */
+ /* MXT_GEN_POWER(7) */
0x20, 0xff, 0x32,
- /* QT602240_GEN_ACQUIRE(8) */
+ /* MXT_GEN_ACQUIRE(8) */
0x0a, 0x00, 0x05, 0x00, 0x00, 0x00, 0x09, 0x23,
- /* QT602240_TOUCH_MULTI(9) */
+ /* MXT_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) */
+ /* MXT_TOUCH_KEYARRAY(15) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00,
- /* QT602240_SPT_GPIOPWM(19) */
+ /* MXT_SPT_GPIOPWM(19) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- /* QT602240_PROCI_GRIPFACE(20) */
+ /* MXT_PROCI_GRIPFACE(20) */
0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x28, 0x04,
0x0f, 0x0a,
- /* QT602240_PROCG_NOISE(22) */
+ /* MXT_PROCG_NOISE(22) */
0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x23, 0x00,
0x00, 0x05, 0x0f, 0x19, 0x23, 0x2d, 0x03,
- /* QT602240_TOUCH_PROXIMITY(23) */
+ /* MXT_TOUCH_PROXIMITY(23) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00,
- /* QT602240_PROCI_ONETOUCH(24) */
+ /* MXT_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) */
+ /* MXT_SPT_SELFTEST(25) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
- /* QT602240_PROCI_TWOTOUCH(27) */
+ /* MXT_PROCI_TWOTOUCH(27) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- /* QT602240_SPT_CTECONFIG(28) */
+ /* MXT_SPT_CTECONFIG(28) */
0x00, 0x00, 0x00, 0x08, 0x10, 0x00,
};
-struct qt602240_info {
+struct mxt_info {
u8 family_id;
u8 variant_id;
u8 version;
u8 object_num;
};
-struct qt602240_object {
+struct mxt_object {
u8 type;
u16 start_address;
u8 size;
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;
};
/* 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]);
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;
}
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:
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__);
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) {
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];
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];
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++) {
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);
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++;
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);
}
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;
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);
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;
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;
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;
+ struct mxt_object *object;
struct device *dev = &data->client->dev;
int index = 0;
int i, j;
u8 *init_vals;
switch (version) {
- case QT602240_VER_20:
+ case MXT_VER_20:
init_vals = (u8 *)init_vals_ver_20;
break;
- case QT602240_VER_21:
+ case MXT_VER_21:
init_vals = (u8 *)init_vals_ver_21;
break;
- case QT602240_VER_22:
+ case MXT_VER_22:
init_vals = (u8 *)init_vals_ver_22;
break;
default:
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;
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;
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;
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;
int count = 10;
/* Read dummy message to make high CHG pin */
do {
- error = qt602240_read_object(data, QT602240_GEN_MESSAGE, 0, &val);
+ error = mxt_read_object(data, MXT_GEN_MESSAGE, 0, &val);
if (error)
return error;
} while ((val != 0xff) && --count);
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;
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;
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");
}
/* 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);
+ 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;
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;
"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;
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;
}
/* 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;
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;
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;
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;
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);
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");
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);
/* 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);
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) {
dev_err(&client->dev, "Failed to register interrupt\n");
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;
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);
}
#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[] = {
+static const struct i2c_device_id mxt_id[] = {
{ "qt602240_ts", 0 },
+ { "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,
+ .pm = &mxt_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");
projects / mirror_ubuntu-focal-kernel.git / commitdiff