cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
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ab8500.h (17126B)


      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * Copyright (C) ST-Ericsson SA 2010
      4 *
      5 * Author: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
      6 */
      7#ifndef MFD_AB8500_H
      8#define MFD_AB8500_H
      9
     10#include <linux/atomic.h>
     11#include <linux/mutex.h>
     12#include <linux/irqdomain.h>
     13
     14struct device;
     15
     16/*
     17 * AB IC versions
     18 *
     19 * AB8500_VERSION_AB8500 should be 0xFF but will never be read as need a
     20 * non-supported multi-byte I2C access via PRCMU. Set to 0x00 to ease the
     21 * print of version string.
     22 */
     23enum ab8500_version {
     24	AB8500_VERSION_AB8500 = 0x0,
     25	AB8500_VERSION_AB8505 = 0x1,
     26	AB8500_VERSION_AB9540 = 0x2,
     27	AB8500_VERSION_AB8540 = 0x4,
     28	AB8500_VERSION_UNDEFINED,
     29};
     30
     31/* AB8500 CIDs*/
     32#define AB8500_CUTEARLY	0x00
     33#define AB8500_CUT1P0	0x10
     34#define AB8500_CUT1P1	0x11
     35#define AB8500_CUT1P2	0x12 /* Only valid for AB8540 */
     36#define AB8500_CUT2P0	0x20
     37#define AB8500_CUT3P0	0x30
     38#define AB8500_CUT3P3	0x33
     39
     40/*
     41 * AB8500 bank addresses
     42 */
     43#define AB8500_M_FSM_RANK	0x0
     44#define AB8500_SYS_CTRL1_BLOCK	0x1
     45#define AB8500_SYS_CTRL2_BLOCK	0x2
     46#define AB8500_REGU_CTRL1	0x3
     47#define AB8500_REGU_CTRL2	0x4
     48#define AB8500_USB		0x5
     49#define AB8500_TVOUT		0x6
     50#define AB8500_DBI		0x7
     51#define AB8500_ECI_AV_ACC	0x8
     52#define AB8500_RESERVED		0x9
     53#define AB8500_GPADC		0xA
     54#define AB8500_CHARGER		0xB
     55#define AB8500_GAS_GAUGE	0xC
     56#define AB8500_AUDIO		0xD
     57#define AB8500_INTERRUPT	0xE
     58#define AB8500_RTC		0xF
     59#define AB8500_MISC		0x10
     60#define AB8500_DEVELOPMENT	0x11
     61#define AB8500_DEBUG		0x12
     62#define AB8500_PROD_TEST	0x13
     63#define AB8500_STE_TEST		0x14
     64#define AB8500_OTP_EMUL		0x15
     65
     66#define AB8500_DEBUG_FIELD_LAST	0x16
     67
     68/*
     69 * Interrupts
     70 * Values used to index into array ab8500_irq_regoffset[] defined in
     71 * drivers/mdf/ab8500-core.c
     72 */
     73/* Definitions for AB8500, AB9540 and AB8540 */
     74/* ab8500_irq_regoffset[0] -> IT[Source|Latch|Mask]1 */
     75#define AB8500_INT_MAIN_EXT_CH_NOT_OK	0 /* not 8505/9540 */
     76#define AB8500_INT_UN_PLUG_TV_DET	1 /* not 8505/9540/8540 */
     77#define AB8500_INT_PLUG_TV_DET		2 /* not 8505/9540/8540 */
     78#define AB8500_INT_TEMP_WARM		3
     79#define AB8500_INT_PON_KEY2DB_F		4
     80#define AB8500_INT_PON_KEY2DB_R		5
     81#define AB8500_INT_PON_KEY1DB_F		6
     82#define AB8500_INT_PON_KEY1DB_R		7
     83/* ab8500_irq_regoffset[1] -> IT[Source|Latch|Mask]2 */
     84#define AB8500_INT_BATT_OVV		8
     85#define AB8500_INT_MAIN_CH_UNPLUG_DET	10 /* not 8505/8540 */
     86#define AB8500_INT_MAIN_CH_PLUG_DET	11 /* not 8505/8540 */
     87#define AB8500_INT_VBUS_DET_F		14
     88#define AB8500_INT_VBUS_DET_R		15
     89/* ab8500_irq_regoffset[2] -> IT[Source|Latch|Mask]3 */
     90#define AB8500_INT_VBUS_CH_DROP_END	16
     91#define AB8500_INT_RTC_60S		17
     92#define AB8500_INT_RTC_ALARM		18
     93#define AB8540_INT_BIF_INT		19
     94#define AB8500_INT_BAT_CTRL_INDB	20
     95#define AB8500_INT_CH_WD_EXP		21
     96#define AB8500_INT_VBUS_OVV		22
     97#define AB8500_INT_MAIN_CH_DROP_END	23 /* not 8505/9540/8540 */
     98/* ab8500_irq_regoffset[3] -> IT[Source|Latch|Mask]4 */
     99#define AB8500_INT_CCN_CONV_ACC		24
    100#define AB8500_INT_INT_AUD		25
    101#define AB8500_INT_CCEOC		26
    102#define AB8500_INT_CC_INT_CALIB		27
    103#define AB8500_INT_LOW_BAT_F		28
    104#define AB8500_INT_LOW_BAT_R		29
    105#define AB8500_INT_BUP_CHG_NOT_OK	30
    106#define AB8500_INT_BUP_CHG_OK		31
    107/* ab8500_irq_regoffset[4] -> IT[Source|Latch|Mask]5 */
    108#define AB8500_INT_GP_HW_ADC_CONV_END	32 /* not 8505/8540 */
    109#define AB8500_INT_ACC_DETECT_1DB_F	33
    110#define AB8500_INT_ACC_DETECT_1DB_R	34
    111#define AB8500_INT_ACC_DETECT_22DB_F	35
    112#define AB8500_INT_ACC_DETECT_22DB_R	36
    113#define AB8500_INT_ACC_DETECT_21DB_F	37
    114#define AB8500_INT_ACC_DETECT_21DB_R	38
    115#define AB8500_INT_GP_SW_ADC_CONV_END	39
    116/* ab8500_irq_regoffset[5] -> IT[Source|Latch|Mask]7 */
    117#define AB8500_INT_GPIO6R		40 /* not 8505/9540/8540 */
    118#define AB8500_INT_GPIO7R		41 /* not 8505/9540/8540 */
    119#define AB8500_INT_GPIO8R		42 /* not 8505/9540/8540 */
    120#define AB8500_INT_GPIO9R		43 /* not 8505/9540/8540 */
    121#define AB8500_INT_GPIO10R		44 /* not 8540 */
    122#define AB8500_INT_GPIO11R		45 /* not 8540 */
    123#define AB8500_INT_GPIO12R		46 /* not 8505/8540 */
    124#define AB8500_INT_GPIO13R		47 /* not 8540 */
    125/* ab8500_irq_regoffset[6] -> IT[Source|Latch|Mask]8 */
    126#define AB8500_INT_GPIO24R		48 /* not 8505/8540 */
    127#define AB8500_INT_GPIO25R		49 /* not 8505/8540 */
    128#define AB8500_INT_GPIO36R		50 /* not 8505/9540/8540 */
    129#define AB8500_INT_GPIO37R		51 /* not 8505/9540/8540 */
    130#define AB8500_INT_GPIO38R		52 /* not 8505/9540/8540 */
    131#define AB8500_INT_GPIO39R		53 /* not 8505/9540/8540 */
    132#define AB8500_INT_GPIO40R		54 /* not 8540 */
    133#define AB8500_INT_GPIO41R		55 /* not 8540 */
    134/* ab8500_irq_regoffset[7] -> IT[Source|Latch|Mask]9 */
    135#define AB8500_INT_GPIO6F		56 /* not 8505/9540 */
    136#define AB8500_INT_GPIO7F		57 /* not 8505/9540 */
    137#define AB8500_INT_GPIO8F		58 /* not 8505/9540 */
    138#define AB8500_INT_GPIO9F		59 /* not 8505/9540 */
    139#define AB8500_INT_GPIO10F		60
    140#define AB8500_INT_GPIO11F		61
    141#define AB8500_INT_GPIO12F		62 /* not 8505 */
    142#define AB8500_INT_GPIO13F		63
    143/* ab8500_irq_regoffset[8] -> IT[Source|Latch|Mask]10 */
    144#define AB8500_INT_GPIO24F		64 /* not 8505/8540 */
    145#define AB8500_INT_GPIO25F		65 /* not 8505/8540 */
    146#define AB8500_INT_GPIO36F		66 /* not 8505/9540/8540 */
    147#define AB8500_INT_GPIO37F		67 /* not 8505/9540/8540 */
    148#define AB8500_INT_GPIO38F		68 /* not 8505/9540/8540 */
    149#define AB8500_INT_GPIO39F		69 /* not 8505/9540/8540 */
    150#define AB8500_INT_GPIO40F		70 /* not 8540 */
    151#define AB8500_INT_GPIO41F		71 /* not 8540 */
    152/* ab8500_irq_regoffset[9] -> IT[Source|Latch|Mask]12 */
    153#define AB8500_INT_ADP_SOURCE_ERROR	72
    154#define AB8500_INT_ADP_SINK_ERROR	73
    155#define AB8500_INT_ADP_PROBE_PLUG	74
    156#define AB8500_INT_ADP_PROBE_UNPLUG	75
    157#define AB8500_INT_ADP_SENSE_OFF	76
    158#define AB8500_INT_USB_PHY_POWER_ERR	78
    159#define AB8500_INT_USB_LINK_STATUS	79
    160/* ab8500_irq_regoffset[10] -> IT[Source|Latch|Mask]19 */
    161#define AB8500_INT_BTEMP_LOW		80
    162#define AB8500_INT_BTEMP_LOW_MEDIUM	81
    163#define AB8500_INT_BTEMP_MEDIUM_HIGH	82
    164#define AB8500_INT_BTEMP_HIGH		83
    165/* ab8500_irq_regoffset[11] -> IT[Source|Latch|Mask]20 */
    166#define AB8500_INT_SRP_DETECT		88
    167#define AB8500_INT_USB_CHARGER_NOT_OKR	89
    168#define AB8500_INT_ID_WAKEUP_R		90
    169#define AB8500_INT_ID_DET_PLUGR         91 /* 8505/9540 cut2.0 */
    170#define AB8500_INT_ID_DET_R1R		92
    171#define AB8500_INT_ID_DET_R2R		93
    172#define AB8500_INT_ID_DET_R3R		94
    173#define AB8500_INT_ID_DET_R4R		95
    174/* ab8500_irq_regoffset[12] -> IT[Source|Latch|Mask]21 */
    175#define AB8500_INT_ID_WAKEUP_F		96 /* not 8505/9540 */
    176#define AB8500_INT_ID_DET_PLUGF		97 /* 8505/9540 cut2.0 */
    177#define AB8500_INT_ID_DET_R1F		98 /* not 8505/9540 */
    178#define AB8500_INT_ID_DET_R2F		99 /* not 8505/9540 */
    179#define AB8500_INT_ID_DET_R3F		100 /* not 8505/9540 */
    180#define AB8500_INT_ID_DET_R4F		101 /* not 8505/9540 */
    181#define AB8500_INT_CHAUTORESTARTAFTSEC	102 /* not 8505/9540 */
    182#define AB8500_INT_CHSTOPBYSEC		103
    183/* ab8500_irq_regoffset[13] -> IT[Source|Latch|Mask]22 */
    184#define AB8500_INT_USB_CH_TH_PROT_F	104
    185#define AB8500_INT_USB_CH_TH_PROT_R	105
    186#define AB8500_INT_MAIN_CH_TH_PROT_F	106 /* not 8505/9540 */
    187#define AB8500_INT_MAIN_CH_TH_PROT_R	107 /* not 8505/9540 */
    188#define AB8500_INT_CHCURLIMNOHSCHIRP	109
    189#define AB8500_INT_CHCURLIMHSCHIRP	110
    190#define AB8500_INT_XTAL32K_KO		111
    191
    192/* Definitions for AB9540 / AB8505 */
    193/* ab8500_irq_regoffset[14] -> IT[Source|Latch|Mask]13 */
    194#define AB9540_INT_GPIO50R		113 /* not 8540 */
    195#define AB9540_INT_GPIO51R		114 /* not 8505/8540 */
    196#define AB9540_INT_GPIO52R		115 /* not 8540 */
    197#define AB9540_INT_GPIO53R		116 /* not 8540 */
    198#define AB9540_INT_GPIO54R		117 /* not 8505/8540 */
    199#define AB9540_INT_IEXT_CH_RF_BFN_R	118
    200/* ab8500_irq_regoffset[15] -> IT[Source|Latch|Mask]14 */
    201#define AB9540_INT_GPIO50F		121 /* not 8540 */
    202#define AB9540_INT_GPIO51F		122 /* not 8505/8540 */
    203#define AB9540_INT_GPIO52F		123 /* not 8540 */
    204#define AB9540_INT_GPIO53F		124 /* not 8540 */
    205#define AB9540_INT_GPIO54F		125 /* not 8505/8540 */
    206#define AB9540_INT_IEXT_CH_RF_BFN_F	126
    207/* ab8500_irq_regoffset[16] -> IT[Source|Latch|Mask]25 */
    208#define AB8505_INT_KEYSTUCK		128
    209#define AB8505_INT_IKR			129
    210#define AB8505_INT_IKP			130
    211#define AB8505_INT_KP			131
    212#define AB8505_INT_KEYDEGLITCH		132
    213#define AB8505_INT_MODPWRSTATUSF	134
    214#define AB8505_INT_MODPWRSTATUSR	135
    215/* ab8500_irq_regoffset[17] -> IT[Source|Latch|Mask]6 */
    216#define AB8500_INT_HOOK_DET_NEG_F	138
    217#define AB8500_INT_HOOK_DET_NEG_R	139
    218#define AB8500_INT_HOOK_DET_POS_F	140
    219#define AB8500_INT_HOOK_DET_POS_R	141
    220#define AB8500_INT_PLUG_DET_COMP_F	142
    221#define AB8500_INT_PLUG_DET_COMP_R	143
    222/* ab8500_irq_regoffset[18] -> IT[Source|Latch|Mask]23 */
    223#define AB8505_INT_COLL			144
    224#define AB8505_INT_RESERR		145
    225#define AB8505_INT_FRAERR		146
    226#define AB8505_INT_COMERR		147
    227#define AB8505_INT_SPDSET		148
    228#define AB8505_INT_DSENT		149
    229#define AB8505_INT_DREC			150
    230#define AB8505_INT_ACC_INT		151
    231/* ab8500_irq_regoffset[19] -> IT[Source|Latch|Mask]24 */
    232#define AB8505_INT_NOPINT		152
    233/* ab8540_irq_regoffset[20] -> IT[Source|Latch|Mask]26 */
    234#define AB8540_INT_IDPLUGDETCOMPF	160
    235#define AB8540_INT_IDPLUGDETCOMPR	161
    236#define AB8540_INT_FMDETCOMPLOF		162
    237#define AB8540_INT_FMDETCOMPLOR		163
    238#define AB8540_INT_FMDETCOMPHIF		164
    239#define AB8540_INT_FMDETCOMPHIR		165
    240#define AB8540_INT_ID5VDETCOMPF		166
    241#define AB8540_INT_ID5VDETCOMPR		167
    242/* ab8540_irq_regoffset[21] -> IT[Source|Latch|Mask]27 */
    243#define AB8540_INT_GPIO43F		168
    244#define AB8540_INT_GPIO43R		169
    245#define AB8540_INT_GPIO44F		170
    246#define AB8540_INT_GPIO44R		171
    247#define AB8540_INT_KEYPOSDETCOMPF	172
    248#define AB8540_INT_KEYPOSDETCOMPR	173
    249#define AB8540_INT_KEYNEGDETCOMPF	174
    250#define AB8540_INT_KEYNEGDETCOMPR	175
    251/* ab8540_irq_regoffset[22] -> IT[Source|Latch|Mask]28 */
    252#define AB8540_INT_GPIO1VBATF		176
    253#define AB8540_INT_GPIO1VBATR		177
    254#define AB8540_INT_GPIO2VBATF		178
    255#define AB8540_INT_GPIO2VBATR		179
    256#define AB8540_INT_GPIO3VBATF		180
    257#define AB8540_INT_GPIO3VBATR		181
    258#define AB8540_INT_GPIO4VBATF		182
    259#define AB8540_INT_GPIO4VBATR		183
    260/* ab8540_irq_regoffset[23] -> IT[Source|Latch|Mask]29 */
    261#define AB8540_INT_SYSCLKREQ2F		184
    262#define AB8540_INT_SYSCLKREQ2R		185
    263#define AB8540_INT_SYSCLKREQ3F		186
    264#define AB8540_INT_SYSCLKREQ3R		187
    265#define AB8540_INT_SYSCLKREQ4F		188
    266#define AB8540_INT_SYSCLKREQ4R		189
    267#define AB8540_INT_SYSCLKREQ5F		190
    268#define AB8540_INT_SYSCLKREQ5R		191
    269/* ab8540_irq_regoffset[24] -> IT[Source|Latch|Mask]30 */
    270#define AB8540_INT_PWMOUT1F		192
    271#define AB8540_INT_PWMOUT1R		193
    272#define AB8540_INT_PWMCTRL0F		194
    273#define AB8540_INT_PWMCTRL0R		195
    274#define AB8540_INT_PWMCTRL1F		196
    275#define AB8540_INT_PWMCTRL1R		197
    276#define AB8540_INT_SYSCLKREQ6F		198
    277#define AB8540_INT_SYSCLKREQ6R		199
    278/* ab8540_irq_regoffset[25] -> IT[Source|Latch|Mask]31 */
    279#define AB8540_INT_PWMEXTVIBRA1F	200
    280#define AB8540_INT_PWMEXTVIBRA1R	201
    281#define AB8540_INT_PWMEXTVIBRA2F	202
    282#define AB8540_INT_PWMEXTVIBRA2R	203
    283#define AB8540_INT_PWMOUT2F		204
    284#define AB8540_INT_PWMOUT2R		205
    285#define AB8540_INT_PWMOUT3F		206
    286#define AB8540_INT_PWMOUT3R		207
    287/* ab8540_irq_regoffset[26] -> IT[Source|Latch|Mask]32 */
    288#define AB8540_INT_ADDATA2F		208
    289#define AB8540_INT_ADDATA2R		209
    290#define AB8540_INT_DADATA2F		210
    291#define AB8540_INT_DADATA2R		211
    292#define AB8540_INT_FSYNC2F		212
    293#define AB8540_INT_FSYNC2R		213
    294#define AB8540_INT_BITCLK2F		214
    295#define AB8540_INT_BITCLK2R		215
    296/* ab8540_irq_regoffset[27] -> IT[Source|Latch|Mask]33 */
    297#define AB8540_INT_RTC_1S		216
    298
    299/*
    300 * AB8500_AB9540_NR_IRQS is used when configuring the IRQ numbers for the
    301 * entire platform. This is a "compile time" constant so this must be set to
    302 * the largest possible value that may be encountered with different AB SOCs.
    303 * Of the currently supported AB devices, AB8500 and AB9540, it is the AB9540
    304 * which is larger.
    305 */
    306#define AB8500_NR_IRQS			112
    307#define AB8505_NR_IRQS			153
    308#define AB9540_NR_IRQS			153
    309#define AB8540_NR_IRQS			216
    310/* This is set to the roof of any AB8500 chip variant IRQ counts */
    311#define AB8500_MAX_NR_IRQS		AB8540_NR_IRQS
    312
    313#define AB8500_NUM_IRQ_REGS		14
    314#define AB9540_NUM_IRQ_REGS		20
    315#define AB8540_NUM_IRQ_REGS		27
    316
    317/* Turn On Status Event */
    318#define AB8500_POR_ON_VBAT		0x01
    319#define AB8500_POW_KEY_1_ON		0x02
    320#define AB8500_POW_KEY_2_ON		0x04
    321#define AB8500_RTC_ALARM		0x08
    322#define AB8500_MAIN_CH_DET		0x10
    323#define AB8500_VBUS_DET			0x20
    324#define AB8500_USB_ID_DET		0x40
    325
    326/**
    327 * struct ab8500 - ab8500 internal structure
    328 * @dev: parent device
    329 * @lock: read/write operations lock
    330 * @irq_lock: genirq bus lock
    331 * @transfer_ongoing: 0 if no transfer ongoing
    332 * @irq: irq line
    333 * @irq_domain: irq domain
    334 * @version: chip version id (e.g. ab8500 or ab9540)
    335 * @chip_id: chip revision id
    336 * @write: register write
    337 * @write_masked: masked register write
    338 * @read: register read
    339 * @rx_buf: rx buf for SPI
    340 * @tx_buf: tx buf for SPI
    341 * @mask: cache of IRQ regs for bus lock
    342 * @oldmask: cache of previous IRQ regs for bus lock
    343 * @mask_size: Actual number of valid entries in mask[], oldmask[] and
    344 * irq_reg_offset
    345 * @irq_reg_offset: Array of offsets into IRQ registers
    346 */
    347struct ab8500 {
    348	struct device	*dev;
    349	struct mutex	lock;
    350	struct mutex	irq_lock;
    351	atomic_t	transfer_ongoing;
    352	int		irq;
    353	struct irq_domain  *domain;
    354	enum ab8500_version version;
    355	u8		chip_id;
    356
    357	int (*write)(struct ab8500 *ab8500, u16 addr, u8 data);
    358	int (*write_masked)(struct ab8500 *ab8500, u16 addr, u8 mask, u8 data);
    359	int (*read)(struct ab8500 *ab8500, u16 addr);
    360
    361	unsigned long	tx_buf[4];
    362	unsigned long	rx_buf[4];
    363
    364	u8 *mask;
    365	u8 *oldmask;
    366	int mask_size;
    367	const int *irq_reg_offset;
    368	int it_latchhier_num;
    369};
    370
    371struct ab8500_codec_platform_data;
    372struct ab8500_sysctrl_platform_data;
    373
    374/**
    375 * struct ab8500_platform_data - AB8500 platform data
    376 * @irq_base: start of AB8500 IRQs, AB8500_NR_IRQS will be used
    377 * @init: board-specific initialization after detection of ab8500
    378 */
    379struct ab8500_platform_data {
    380	void (*init) (struct ab8500 *);
    381	struct ab8500_codec_platform_data *codec;
    382	struct ab8500_sysctrl_platform_data *sysctrl;
    383};
    384
    385extern int ab8500_init(struct ab8500 *ab8500,
    386				 enum ab8500_version version);
    387extern int ab8500_exit(struct ab8500 *ab8500);
    388
    389extern int ab8500_suspend(struct ab8500 *ab8500);
    390
    391static inline int is_ab8500(struct ab8500 *ab)
    392{
    393	return ab->version == AB8500_VERSION_AB8500;
    394}
    395
    396static inline int is_ab8505(struct ab8500 *ab)
    397{
    398	return ab->version == AB8500_VERSION_AB8505;
    399}
    400
    401static inline int is_ab9540(struct ab8500 *ab)
    402{
    403	return ab->version == AB8500_VERSION_AB9540;
    404}
    405
    406static inline int is_ab8540(struct ab8500 *ab)
    407{
    408	return ab->version == AB8500_VERSION_AB8540;
    409}
    410
    411/* exclude also ab8505, ab9540... */
    412static inline int is_ab8500_1p0_or_earlier(struct ab8500 *ab)
    413{
    414	return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT1P0));
    415}
    416
    417/* exclude also ab8505, ab9540... */
    418static inline int is_ab8500_1p1_or_earlier(struct ab8500 *ab)
    419{
    420	return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT1P1));
    421}
    422
    423/* exclude also ab8505, ab9540... */
    424static inline int is_ab8500_2p0_or_earlier(struct ab8500 *ab)
    425{
    426	return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT2P0));
    427}
    428
    429static inline int is_ab8500_3p3_or_earlier(struct ab8500 *ab)
    430{
    431	return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT3P3));
    432}
    433
    434/* exclude also ab8505, ab9540... */
    435static inline int is_ab8500_2p0(struct ab8500 *ab)
    436{
    437	return (is_ab8500(ab) && (ab->chip_id == AB8500_CUT2P0));
    438}
    439
    440static inline int is_ab8505_1p0_or_earlier(struct ab8500 *ab)
    441{
    442	return (is_ab8505(ab) && (ab->chip_id <= AB8500_CUT1P0));
    443}
    444
    445static inline int is_ab8505_2p0(struct ab8500 *ab)
    446{
    447	return (is_ab8505(ab) && (ab->chip_id == AB8500_CUT2P0));
    448}
    449
    450static inline int is_ab9540_1p0_or_earlier(struct ab8500 *ab)
    451{
    452	return (is_ab9540(ab) && (ab->chip_id <= AB8500_CUT1P0));
    453}
    454
    455static inline int is_ab9540_2p0(struct ab8500 *ab)
    456{
    457	return (is_ab9540(ab) && (ab->chip_id == AB8500_CUT2P0));
    458}
    459
    460/*
    461 * Be careful, the marketing name for this chip is 2.1
    462 * but the value read from the chip is 3.0 (0x30)
    463 */
    464static inline int is_ab9540_3p0(struct ab8500 *ab)
    465{
    466	return (is_ab9540(ab) && (ab->chip_id == AB8500_CUT3P0));
    467}
    468
    469static inline int is_ab8540_1p0_or_earlier(struct ab8500 *ab)
    470{
    471	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT1P0);
    472}
    473
    474static inline int is_ab8540_1p1_or_earlier(struct ab8500 *ab)
    475{
    476	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT1P1);
    477}
    478
    479static inline int is_ab8540_1p2_or_earlier(struct ab8500 *ab)
    480{
    481	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT1P2);
    482}
    483
    484static inline int is_ab8540_2p0_or_earlier(struct ab8500 *ab)
    485{
    486	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT2P0);
    487}
    488
    489static inline int is_ab8540_2p0(struct ab8500 *ab)
    490{
    491	return is_ab8540(ab) && (ab->chip_id == AB8500_CUT2P0);
    492}
    493
    494static inline int is_ab8505_2p0_earlier(struct ab8500 *ab)
    495{
    496	return (is_ab8505(ab) && (ab->chip_id < AB8500_CUT2P0));
    497}
    498
    499static inline int is_ab9540_2p0_or_earlier(struct ab8500 *ab)
    500{
    501	return (is_ab9540(ab) && (ab->chip_id < AB8500_CUT2P0));
    502}
    503
    504void ab8500_override_turn_on_stat(u8 mask, u8 set);
    505
    506#ifdef CONFIG_AB8500_DEBUG
    507extern int prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size);
    508void ab8500_dump_all_banks(struct device *dev);
    509void ab8500_debug_register_interrupt(int line);
    510#else
    511static inline void ab8500_dump_all_banks(struct device *dev) {}
    512static inline void ab8500_debug_register_interrupt(int line) {}
    513#endif
    514
    515#endif /* MFD_AB8500_H */