diff --git a/include/linux/mfd/abx500/ab8500.h b/include/linux/mfd/abx500/ab8500.h
index 1cb5698..e640ea0 100644
--- a/include/linux/mfd/abx500/ab8500.h
+++ b/include/linux/mfd/abx500/ab8500.h
@@ -24,7 +24,7 @@ enum ab8500_version {
 	AB8500_VERSION_AB8500 = 0x0,
 	AB8500_VERSION_AB8505 = 0x1,
 	AB8500_VERSION_AB9540 = 0x2,
-	AB8500_VERSION_AB8540 = 0x3,
+	AB8500_VERSION_AB8540 = 0x4,
 	AB8500_VERSION_UNDEFINED,
 };
 
@@ -32,6 +32,7 @@ enum ab8500_version {
 #define AB8500_CUTEARLY	0x00
 #define AB8500_CUT1P0	0x10
 #define AB8500_CUT1P1	0x11
+#define AB8500_CUT1P2	0x12 /* Only valid for AB8540 */
 #define AB8500_CUT2P0	0x20
 #define AB8500_CUT3P0	0x30
 #define AB8500_CUT3P3	0x33
@@ -39,6 +40,7 @@ enum ab8500_version {
 /*
  * AB8500 bank addresses
  */
+#define AB8500_M_FSM_RANK	0x0
 #define AB8500_SYS_CTRL1_BLOCK	0x1
 #define AB8500_SYS_CTRL2_BLOCK	0x2
 #define AB8500_REGU_CTRL1	0x3
@@ -58,6 +60,7 @@ enum ab8500_version {
 #define AB8500_DEVELOPMENT	0x11
 #define AB8500_DEBUG		0x12
 #define AB8500_PROD_TEST	0x13
+#define AB8500_STE_TEST		0x14
 #define AB8500_OTP_EMUL		0x15
 
 /*
@@ -65,11 +68,11 @@ enum ab8500_version {
  * Values used to index into array ab8500_irq_regoffset[] defined in
  * drivers/mdf/ab8500-core.c
  */
-/* Definitions for AB8500 and AB9540 */
+/* Definitions for AB8500, AB9540 and AB8540 */
 /* ab8500_irq_regoffset[0] -> IT[Source|Latch|Mask]1 */
 #define AB8500_INT_MAIN_EXT_CH_NOT_OK	0 /* not 8505/9540 */
-#define AB8500_INT_UN_PLUG_TV_DET	1 /* not 8505/9540 */
-#define AB8500_INT_PLUG_TV_DET		2 /* not 8505/9540 */
+#define AB8500_INT_UN_PLUG_TV_DET	1 /* not 8505/9540/8540 */
+#define AB8500_INT_PLUG_TV_DET		2 /* not 8505/9540/8540 */
 #define AB8500_INT_TEMP_WARM		3
 #define AB8500_INT_PON_KEY2DB_F		4
 #define AB8500_INT_PON_KEY2DB_R		5
@@ -77,18 +80,19 @@ enum ab8500_version {
 #define AB8500_INT_PON_KEY1DB_R		7
 /* ab8500_irq_regoffset[1] -> IT[Source|Latch|Mask]2 */
 #define AB8500_INT_BATT_OVV		8
-#define AB8500_INT_MAIN_CH_UNPLUG_DET	10 /* not 8505 */
-#define AB8500_INT_MAIN_CH_PLUG_DET	11 /* not 8505 */
+#define AB8500_INT_MAIN_CH_UNPLUG_DET	10 /* not 8505/8540 */
+#define AB8500_INT_MAIN_CH_PLUG_DET	11 /* not 8505/8540 */
 #define AB8500_INT_VBUS_DET_F		14
 #define AB8500_INT_VBUS_DET_R		15
 /* ab8500_irq_regoffset[2] -> IT[Source|Latch|Mask]3 */
 #define AB8500_INT_VBUS_CH_DROP_END	16
 #define AB8500_INT_RTC_60S		17
 #define AB8500_INT_RTC_ALARM		18
+#define AB8540_INT_BIF_INT		19
 #define AB8500_INT_BAT_CTRL_INDB	20
 #define AB8500_INT_CH_WD_EXP		21
 #define AB8500_INT_VBUS_OVV		22
-#define AB8500_INT_MAIN_CH_DROP_END	23 /* not 8505/9540 */
+#define AB8500_INT_MAIN_CH_DROP_END	23 /* not 8505/9540/8540 */
 /* ab8500_irq_regoffset[3] -> IT[Source|Latch|Mask]4 */
 #define AB8500_INT_CCN_CONV_ACC		24
 #define AB8500_INT_INT_AUD		25
@@ -99,7 +103,7 @@ enum ab8500_version {
 #define AB8500_INT_BUP_CHG_NOT_OK	30
 #define AB8500_INT_BUP_CHG_OK		31
 /* ab8500_irq_regoffset[4] -> IT[Source|Latch|Mask]5 */
-#define AB8500_INT_GP_HW_ADC_CONV_END	32 /* not 8505 */
+#define AB8500_INT_GP_HW_ADC_CONV_END	32 /* not 8505/8540 */
 #define AB8500_INT_ACC_DETECT_1DB_F	33
 #define AB8500_INT_ACC_DETECT_1DB_R	34
 #define AB8500_INT_ACC_DETECT_22DB_F	35
@@ -108,23 +112,23 @@ enum ab8500_version {
 #define AB8500_INT_ACC_DETECT_21DB_R	38
 #define AB8500_INT_GP_SW_ADC_CONV_END	39
 /* ab8500_irq_regoffset[5] -> IT[Source|Latch|Mask]7 */
-#define AB8500_INT_GPIO6R		40 /* not 8505/9540 */
-#define AB8500_INT_GPIO7R		41 /* not 8505/9540 */
-#define AB8500_INT_GPIO8R		42 /* not 8505/9540 */
-#define AB8500_INT_GPIO9R		43 /* not 8505/9540 */
-#define AB8500_INT_GPIO10R		44
-#define AB8500_INT_GPIO11R		45
-#define AB8500_INT_GPIO12R		46 /* not 8505 */
-#define AB8500_INT_GPIO13R		47
+#define AB8500_INT_GPIO6R		40 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO7R		41 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO8R		42 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO9R		43 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO10R		44 /* not 8540 */
+#define AB8500_INT_GPIO11R		45 /* not 8540 */
+#define AB8500_INT_GPIO12R		46 /* not 8505/8540 */
+#define AB8500_INT_GPIO13R		47 /* not 8540 */
 /* ab8500_irq_regoffset[6] -> IT[Source|Latch|Mask]8 */
-#define AB8500_INT_GPIO24R		48 /* not 8505 */
-#define AB8500_INT_GPIO25R		49 /* not 8505 */
-#define AB8500_INT_GPIO36R		50 /* not 8505/9540 */
-#define AB8500_INT_GPIO37R		51 /* not 8505/9540 */
-#define AB8500_INT_GPIO38R		52 /* not 8505/9540 */
-#define AB8500_INT_GPIO39R		53 /* not 8505/9540 */
-#define AB8500_INT_GPIO40R		54
-#define AB8500_INT_GPIO41R		55
+#define AB8500_INT_GPIO24R		48 /* not 8505/8540 */
+#define AB8500_INT_GPIO25R		49 /* not 8505/8540 */
+#define AB8500_INT_GPIO36R		50 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO37R		51 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO38R		52 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO39R		53 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO40R		54 /* not 8540 */
+#define AB8500_INT_GPIO41R		55 /* not 8540 */
 /* ab8500_irq_regoffset[7] -> IT[Source|Latch|Mask]9 */
 #define AB8500_INT_GPIO6F		56 /* not 8505/9540 */
 #define AB8500_INT_GPIO7F		57 /* not 8505/9540 */
@@ -135,14 +139,14 @@ enum ab8500_version {
 #define AB8500_INT_GPIO12F		62 /* not 8505 */
 #define AB8500_INT_GPIO13F		63
 /* ab8500_irq_regoffset[8] -> IT[Source|Latch|Mask]10 */
-#define AB8500_INT_GPIO24F		64 /* not 8505 */
-#define AB8500_INT_GPIO25F		65 /* not 8505 */
-#define AB8500_INT_GPIO36F		66 /* not 8505/9540 */
-#define AB8500_INT_GPIO37F		67 /* not 8505/9540 */
-#define AB8500_INT_GPIO38F		68 /* not 8505/9540 */
-#define AB8500_INT_GPIO39F		69 /* not 8505/9540 */
-#define AB8500_INT_GPIO40F		70
-#define AB8500_INT_GPIO41F		71
+#define AB8500_INT_GPIO24F		64 /* not 8505/8540 */
+#define AB8500_INT_GPIO25F		65 /* not 8505/8540 */
+#define AB8500_INT_GPIO36F		66 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO37F		67 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO38F		68 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO39F		69 /* not 8505/9540/8540 */
+#define AB8500_INT_GPIO40F		70 /* not 8540 */
+#define AB8500_INT_GPIO41F		71 /* not 8540 */
 /* ab8500_irq_regoffset[9] -> IT[Source|Latch|Mask]12 */
 #define AB8500_INT_ADP_SOURCE_ERROR	72
 #define AB8500_INT_ADP_SINK_ERROR	73
@@ -160,42 +164,44 @@ enum ab8500_version {
 #define AB8500_INT_SRP_DETECT		88
 #define AB8500_INT_USB_CHARGER_NOT_OKR	89
 #define AB8500_INT_ID_WAKEUP_R		90
+#define AB8500_INT_ID_DET_PLUGR         91 /* 8505/9540 cut2.0 */
 #define AB8500_INT_ID_DET_R1R		92
 #define AB8500_INT_ID_DET_R2R		93
 #define AB8500_INT_ID_DET_R3R		94
 #define AB8500_INT_ID_DET_R4R		95
 /* ab8500_irq_regoffset[12] -> IT[Source|Latch|Mask]21 */
-#define AB8500_INT_ID_WAKEUP_F		96
-#define AB8500_INT_ID_DET_R1F		98
-#define AB8500_INT_ID_DET_R2F		99
-#define AB8500_INT_ID_DET_R3F		100
-#define AB8500_INT_ID_DET_R4F		101
-#define AB8500_INT_CHAUTORESTARTAFTSEC  102
+#define AB8500_INT_ID_WAKEUP_F		96 /* not 8505/9540 */
+#define AB8500_INT_ID_DET_PLUGF		97 /* 8505/9540 cut2.0 */
+#define AB8500_INT_ID_DET_R1F		98 /* not 8505/9540 */
+#define AB8500_INT_ID_DET_R2F		99 /* not 8505/9540 */
+#define AB8500_INT_ID_DET_R3F		100 /* not 8505/9540 */
+#define AB8500_INT_ID_DET_R4F		101 /* not 8505/9540 */
+#define AB8500_INT_CHAUTORESTARTAFTSEC	102 /* not 8505/9540 */
 #define AB8500_INT_CHSTOPBYSEC		103
 /* ab8500_irq_regoffset[13] -> IT[Source|Latch|Mask]22 */
 #define AB8500_INT_USB_CH_TH_PROT_F	104
-#define AB8500_INT_USB_CH_TH_PROT_R    105
+#define AB8500_INT_USB_CH_TH_PROT_R	105
 #define AB8500_INT_MAIN_CH_TH_PROT_F	106 /* not 8505/9540 */
 #define AB8500_INT_MAIN_CH_TH_PROT_R	107 /* not 8505/9540 */
 #define AB8500_INT_CHCURLIMNOHSCHIRP	109
 #define AB8500_INT_CHCURLIMHSCHIRP	110
 #define AB8500_INT_XTAL32K_KO		111
 
-/* Definitions for AB9540 */
+/* Definitions for AB9540 / AB8505 */
 /* ab8500_irq_regoffset[14] -> IT[Source|Latch|Mask]13 */
-#define AB9540_INT_GPIO50R		113
-#define AB9540_INT_GPIO51R		114 /* not 8505 */
-#define AB9540_INT_GPIO52R		115
-#define AB9540_INT_GPIO53R		116
-#define AB9540_INT_GPIO54R		117 /* not 8505 */
+#define AB9540_INT_GPIO50R		113 /* not 8540 */
+#define AB9540_INT_GPIO51R		114 /* not 8505/8540 */
+#define AB9540_INT_GPIO52R		115 /* not 8540 */
+#define AB9540_INT_GPIO53R		116 /* not 8540 */
+#define AB9540_INT_GPIO54R		117 /* not 8505/8540 */
 #define AB9540_INT_IEXT_CH_RF_BFN_R	118
-#define AB9540_INT_IEXT_CH_RF_BFN_F	119
 /* ab8500_irq_regoffset[15] -> IT[Source|Latch|Mask]14 */
-#define AB9540_INT_GPIO50F		121
-#define AB9540_INT_GPIO51F		122 /* not 8505 */
-#define AB9540_INT_GPIO52F		123
-#define AB9540_INT_GPIO53F		124
-#define AB9540_INT_GPIO54F		125 /* not 8505 */
+#define AB9540_INT_GPIO50F		121 /* not 8540 */
+#define AB9540_INT_GPIO51F		122 /* not 8505/8540 */
+#define AB9540_INT_GPIO52F		123 /* not 8540 */
+#define AB9540_INT_GPIO53F		124 /* not 8540 */
+#define AB9540_INT_GPIO54F		125 /* not 8505/8540 */
+#define AB9540_INT_IEXT_CH_RF_BFN_F	126
 /* ab8500_irq_regoffset[16] -> IT[Source|Latch|Mask]25 */
 #define AB8505_INT_KEYSTUCK		128
 #define AB8505_INT_IKR			129
@@ -204,6 +210,87 @@ enum ab8500_version {
 #define AB8505_INT_KEYDEGLITCH		132
 #define AB8505_INT_MODPWRSTATUSF	134
 #define AB8505_INT_MODPWRSTATUSR	135
+/* ab8500_irq_regoffset[17] -> IT[Source|Latch|Mask]6 */
+#define AB8500_INT_HOOK_DET_NEG_F	138
+#define AB8500_INT_HOOK_DET_NEG_R	139
+#define AB8500_INT_HOOK_DET_POS_F	140
+#define AB8500_INT_HOOK_DET_POS_R	141
+#define AB8500_INT_PLUG_DET_COMP_F	142
+#define AB8500_INT_PLUG_DET_COMP_R	143
+/* ab8500_irq_regoffset[18] -> IT[Source|Latch|Mask]23 */
+#define AB8505_INT_COLL			144
+#define AB8505_INT_RESERR		145
+#define AB8505_INT_FRAERR		146
+#define AB8505_INT_COMERR		147
+#define AB8505_INT_SPDSET		148
+#define AB8505_INT_DSENT		149
+#define AB8505_INT_DREC			150
+#define AB8505_INT_ACC_INT		151
+/* ab8500_irq_regoffset[19] -> IT[Source|Latch|Mask]24 */
+#define AB8505_INT_NOPINT		152
+/* ab8540_irq_regoffset[20] -> IT[Source|Latch|Mask]26 */
+#define AB8540_INT_IDPLUGDETCOMPF	160
+#define AB8540_INT_IDPLUGDETCOMPR	161
+#define AB8540_INT_FMDETCOMPLOF		162
+#define AB8540_INT_FMDETCOMPLOR		163
+#define AB8540_INT_FMDETCOMPHIF		164
+#define AB8540_INT_FMDETCOMPHIR		165
+#define AB8540_INT_ID5VDETCOMPF		166
+#define AB8540_INT_ID5VDETCOMPR		167
+/* ab8540_irq_regoffset[21] -> IT[Source|Latch|Mask]27 */
+#define AB8540_INT_GPIO43F		168
+#define AB8540_INT_GPIO43R		169
+#define AB8540_INT_GPIO44F		170
+#define AB8540_INT_GPIO44R		171
+#define AB8540_INT_KEYPOSDETCOMPF	172
+#define AB8540_INT_KEYPOSDETCOMPR	173
+#define AB8540_INT_KEYNEGDETCOMPF	174
+#define AB8540_INT_KEYNEGDETCOMPR	175
+/* ab8540_irq_regoffset[22] -> IT[Source|Latch|Mask]28 */
+#define AB8540_INT_GPIO1VBATF		176
+#define AB8540_INT_GPIO1VBATR		177
+#define AB8540_INT_GPIO2VBATF		178
+#define AB8540_INT_GPIO2VBATR		179
+#define AB8540_INT_GPIO3VBATF		180
+#define AB8540_INT_GPIO3VBATR		181
+#define AB8540_INT_GPIO4VBATF		182
+#define AB8540_INT_GPIO4VBATR		183
+/* ab8540_irq_regoffset[23] -> IT[Source|Latch|Mask]29 */
+#define AB8540_INT_SYSCLKREQ2F		184
+#define AB8540_INT_SYSCLKREQ2R		185
+#define AB8540_INT_SYSCLKREQ3F		186
+#define AB8540_INT_SYSCLKREQ3R		187
+#define AB8540_INT_SYSCLKREQ4F		188
+#define AB8540_INT_SYSCLKREQ4R		189
+#define AB8540_INT_SYSCLKREQ5F		190
+#define AB8540_INT_SYSCLKREQ5R		191
+/* ab8540_irq_regoffset[24] -> IT[Source|Latch|Mask]30 */
+#define AB8540_INT_PWMOUT1F		192
+#define AB8540_INT_PWMOUT1R		193
+#define AB8540_INT_PWMCTRL0F		194
+#define AB8540_INT_PWMCTRL0R		195
+#define AB8540_INT_PWMCTRL1F		196
+#define AB8540_INT_PWMCTRL1R		197
+#define AB8540_INT_SYSCLKREQ6F		198
+#define AB8540_INT_SYSCLKREQ6R		199
+/* ab8540_irq_regoffset[25] -> IT[Source|Latch|Mask]31 */
+#define AB8540_INT_PWMEXTVIBRA1F	200
+#define AB8540_INT_PWMEXTVIBRA1R	201
+#define AB8540_INT_PWMEXTVIBRA2F	202
+#define AB8540_INT_PWMEXTVIBRA2R	203
+#define AB8540_INT_PWMOUT2F		204
+#define AB8540_INT_PWMOUT2R		205
+#define AB8540_INT_PWMOUT3F		206
+#define AB8540_INT_PWMOUT3R		207
+/* ab8540_irq_regoffset[26] -> IT[Source|Latch|Mask]32 */
+#define AB8540_INT_ADDATA2F		208
+#define AB8540_INT_ADDATA2R		209
+#define AB8540_INT_DADATA2F		210
+#define AB8540_INT_DADATA2R		211
+#define AB8540_INT_FSYNC2F		212
+#define AB8540_INT_FSYNC2R		213
+#define AB8540_INT_BITCLK2F		214
+#define AB8540_INT_BITCLK2R		215
 
 /*
  * AB8500_AB9540_NR_IRQS is used when configuring the IRQ numbers for the
@@ -213,13 +300,24 @@ enum ab8500_version {
  * which is larger.
  */
 #define AB8500_NR_IRQS			112
-#define AB8505_NR_IRQS			136
-#define AB9540_NR_IRQS			136
+#define AB8505_NR_IRQS			153
+#define AB9540_NR_IRQS			153
+#define AB8540_NR_IRQS			216
 /* This is set to the roof of any AB8500 chip variant IRQ counts */
-#define AB8500_MAX_NR_IRQS		AB9540_NR_IRQS
+#define AB8500_MAX_NR_IRQS		AB8540_NR_IRQS
 
 #define AB8500_NUM_IRQ_REGS		14
-#define AB9540_NUM_IRQ_REGS		17
+#define AB9540_NUM_IRQ_REGS		20
+#define AB8540_NUM_IRQ_REGS		27
+
+/* Turn On Status Event */
+#define AB8500_POR_ON_VBAT		0x01
+#define AB8500_POW_KEY_1_ON		0x02
+#define AB8500_POW_KEY_2_ON		0x04
+#define AB8500_RTC_ALARM		0x08
+#define AB8500_MAIN_CH_DET		0x10
+#define AB8500_VBUS_DET			0x20
+#define AB8500_USB_ID_DET		0x40
 
 /**
  * struct ab8500 - ab8500 internal structure
@@ -335,10 +433,79 @@ static inline int is_ab8500_2p0_or_earlier(struct ab8500 *ab)
 	return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT2P0));
 }
 
+static inline int is_ab8500_3p3_or_earlier(struct ab8500 *ab)
+{
+	return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT3P3));
+}
+
 /* exclude also ab8505, ab9540... */
 static inline int is_ab8500_2p0(struct ab8500 *ab)
 {
 	return (is_ab8500(ab) && (ab->chip_id == AB8500_CUT2P0));
 }
 
+static inline int is_ab8505_1p0_or_earlier(struct ab8500 *ab)
+{
+	return (is_ab8505(ab) && (ab->chip_id <= AB8500_CUT1P0));
+}
+
+static inline int is_ab8505_2p0(struct ab8500 *ab)
+{
+	return (is_ab8505(ab) && (ab->chip_id == AB8500_CUT2P0));
+}
+
+static inline int is_ab9540_1p0_or_earlier(struct ab8500 *ab)
+{
+	return (is_ab9540(ab) && (ab->chip_id <= AB8500_CUT1P0));
+}
+
+static inline int is_ab9540_2p0(struct ab8500 *ab)
+{
+	return (is_ab9540(ab) && (ab->chip_id == AB8500_CUT2P0));
+}
+
+/*
+ * Be careful, the marketing name for this chip is 2.1
+ * but the value read from the chip is 3.0 (0x30)
+ */
+static inline int is_ab9540_3p0(struct ab8500 *ab)
+{
+	return (is_ab9540(ab) && (ab->chip_id == AB8500_CUT3P0));
+}
+
+static inline int is_ab8540_1p0_or_earlier(struct ab8500 *ab)
+{
+	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT1P0);
+}
+
+static inline int is_ab8540_1p1_or_earlier(struct ab8500 *ab)
+{
+	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT1P1);
+}
+
+static inline int is_ab8540_1p2_or_earlier(struct ab8500 *ab)
+{
+	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT1P2);
+}
+
+static inline int is_ab8540_2p0_or_earlier(struct ab8500 *ab)
+{
+	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT2P0);
+}
+
+static inline int is_ab8540_2p0(struct ab8500 *ab)
+{
+	return is_ab8540(ab) && (ab->chip_id == AB8500_CUT2P0);
+}
+
+static inline int is_ab8505_2p0_earlier(struct ab8500 *ab)
+{
+	return (is_ab8505(ab) && (ab->chip_id < AB8500_CUT2P0));
+}
+
+static inline int is_ab9540_2p0_or_earlier(struct ab8500 *ab)
+{
+	return (is_ab9540(ab) && (ab->chip_id < AB8500_CUT2P0));
+}
+
 #endif /* MFD_AB8500_H */
