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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) ST-Ericsson SA 2010
*
* Author: Srinidhi Kasagar <[email protected]>
*/
#ifndef MFD_AB8500_H
#define MFD_AB8500_H
#include <linux/atomic.h>
#include <linux/mutex.h>
#include <linux/irqdomain.h>
struct device;
/*
* AB IC versions
*
* AB8500_VERSION_AB8500 should be 0xFF but will never be read as need a
* non-supported multi-byte I2C access via PRCMU. Set to 0x00 to ease the
* print of version string.
*/
enum ab8500_version {
AB8500_VERSION_AB8500 = 0x0,
AB8500_VERSION_AB8505 = 0x1,
AB8500_VERSION_AB9540 = 0x2,
AB8500_VERSION_AB8540 = 0x4,
AB8500_VERSION_UNDEFINED,
};
/* AB8500 CIDs*/
#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
/*
* 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
#define AB8500_REGU_CTRL2 0x4
#define AB8500_USB 0x5
#define AB8500_TVOUT 0x6
#define AB8500_DBI 0x7
#define AB8500_ECI_AV_ACC 0x8
#define AB8500_RESERVED 0x9
#define AB8500_GPADC 0xA
#define AB8500_CHARGER 0xB
#define AB8500_GAS_GAUGE 0xC
#define AB8500_AUDIO 0xD
#define AB8500_INTERRUPT 0xE
#define AB8500_RTC 0xF
#define AB8500_MISC 0x10
#define AB8500_DEVELOPMENT 0x11
#define AB8500_DEBUG 0x12
#define AB8500_PROD_TEST 0x13
#define AB8500_STE_TEST 0x14
#define AB8500_OTP_EMUL 0x15
#define AB8500_DEBUG_FIELD_LAST 0x16
/*
* Interrupts
* Values used to index into array ab8500_irq_regoffset[] defined in
* drivers/mdf/ab8500-core.c
*/
/* 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 8505/9540/8540 */
#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
#define AB8500_INT_PON_KEY1DB_F 6
#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 8505/8540 */
#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 8505/9540/8540 */
/* ab8500_irq_regoffset[3] -> IT[Source|Latch|Mask]4 */
#define AB8500_INT_CCN_CONV_ACC 24
#define AB8500_INT_INT_AUD 25
#define AB8500_INT_CCEOC 26
#define AB8500_INT_CC_INT_CALIB 27
#define AB8500_INT_LOW_BAT_F 28
#define AB8500_INT_LOW_BAT_R 29
#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 8505/8540 */
#define AB8500_INT_ACC_DETECT_1DB_F 33
#define AB8500_INT_ACC_DETECT_1DB_R 34
#define AB8500_INT_ACC_DETECT_22DB_F 35
#define AB8500_INT_ACC_DETECT_22DB_R 36
#define AB8500_INT_ACC_DETECT_21DB_F 37
#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 8505/9540/8540 */
#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 8505/8540 */
#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 */
#define AB8500_INT_GPIO8F 58 /* not 8505/9540 */
#define AB8500_INT_GPIO9F 59 /* not 8505/9540 */
#define AB8500_INT_GPIO10F 60
#define AB8500_INT_GPIO11F 61
#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 8505/8540 */
#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
#define AB8500_INT_ADP_PROBE_PLUG 74
#define AB8500_INT_ADP_PROBE_UNPLUG 75
#define AB8500_INT_ADP_SENSE_OFF 76
#define AB8500_INT_USB_PHY_POWER_ERR 78
#define AB8500_INT_USB_LINK_STATUS 79
/* ab8500_irq_regoffset[10] -> IT[Source|Latch|Mask]19 */
#define AB8500_INT_BTEMP_LOW 80
#define AB8500_INT_BTEMP_LOW_MEDIUM 81
#define AB8500_INT_BTEMP_MEDIUM_HIGH 82
#define AB8500_INT_BTEMP_HIGH 83
/* ab8500_irq_regoffset[11] -> IT[Source|Latch|Mask]20 */
#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 /* 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_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 / AB8505 */
/* ab8500_irq_regoffset[14] -> IT[Source|Latch|Mask]13 */
#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
/* ab8500_irq_regoffset[15] -> IT[Source|Latch|Mask]14 */
#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
#define AB8505_INT_IKP 130
#define AB8505_INT_KP 131
#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
/* ab8540_irq_regoffset[27] -> IT[Source|Latch|Mask]33 */
#define AB8540_INT_RTC_1S 216
/*
* AB8500_AB9540_NR_IRQS is used when configuring the IRQ numbers for the
* entire platform. This is a "compile time" constant so this must be set to
* the largest possible value that may be encountered with different AB SOCs.
* Of the currently supported AB devices, AB8500 and AB9540, it is the AB9540
* which is larger.
*/
#define AB8500_NR_IRQS 112
#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 AB8540_NR_IRQS
#define AB8500_NUM_IRQ_REGS 14
#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
* @dev: parent device
* @lock: read/write operations lock
* @irq_lock: genirq bus lock
* @transfer_ongoing: 0 if no transfer ongoing
* @irq: irq line
* @irq_domain: irq domain
* @version: chip version id (e.g. ab8500 or ab9540)
* @chip_id: chip revision id
* @write: register write
* @write_masked: masked register write
* @read: register read
* @rx_buf: rx buf for SPI
* @tx_buf: tx buf for SPI
* @mask: cache of IRQ regs for bus lock
* @oldmask: cache of previous IRQ regs for bus lock
* @mask_size: Actual number of valid entries in mask[], oldmask[] and
* irq_reg_offset
* @irq_reg_offset: Array of offsets into IRQ registers
*/
struct ab8500 {
struct device *dev;
struct mutex lock;
struct mutex irq_lock;
atomic_t transfer_ongoing;
int irq;
struct irq_domain *domain;
enum ab8500_version version;
u8 chip_id;
int (*write)(struct ab8500 *ab8500, u16 addr, u8 data);
int (*write_masked)(struct ab8500 *ab8500, u16 addr, u8 mask, u8 data);
int (*read)(struct ab8500 *ab8500, u16 addr);
unsigned long tx_buf[4];
unsigned long rx_buf[4];
u8 *mask;
u8 *oldmask;
int mask_size;
const int *irq_reg_offset;
int it_latchhier_num;
};
struct ab8500_codec_platform_data;
struct ab8500_sysctrl_platform_data;
/**
* struct ab8500_platform_data - AB8500 platform data
* @irq_base: start of AB8500 IRQs, AB8500_NR_IRQS will be used
* @init: board-specific initialization after detection of ab8500
*/
struct ab8500_platform_data {
void (*init) (struct ab8500 *);
struct ab8500_codec_platform_data *codec;
struct ab8500_sysctrl_platform_data *sysctrl;
};
extern int ab8500_init(struct ab8500 *ab8500,
enum ab8500_version version);
extern int ab8500_exit(struct ab8500 *ab8500);
extern int ab8500_suspend(struct ab8500 *ab8500);
static inline int is_ab8500(struct ab8500 *ab)
{
return ab->version == AB8500_VERSION_AB8500;
}
static inline int is_ab8505(struct ab8500 *ab)
{
return ab->version == AB8500_VERSION_AB8505;
}
static inline int is_ab9540(struct ab8500 *ab)
{
return ab->version == AB8500_VERSION_AB9540;
}
static inline int is_ab8540(struct ab8500 *ab)
{
return ab->version == AB8500_VERSION_AB8540;
}
/* exclude also ab8505, ab9540... */
static inline int is_ab8500_1p0_or_earlier(struct ab8500 *ab)
{
return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT1P0));
}
/* exclude also ab8505, ab9540... */
static inline int is_ab8500_1p1_or_earlier(struct ab8500 *ab)
{
return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT1P1));
}
/* exclude also ab8505, ab9540... */
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));
}
void ab8500_override_turn_on_stat(u8 mask, u8 set);
#ifdef CONFIG_AB8500_DEBUG
extern int prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size);
void ab8500_dump_all_banks(struct device *dev);
void ab8500_debug_register_interrupt(int line);
#else
static inline void ab8500_dump_all_banks(struct device *dev) {}
static inline void ab8500_debug_register_interrupt(int line) {}
#endif
#endif /* MFD_AB8500_H */
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