| /* |
| * Copyright (C) ST-Ericsson SA 2010 |
| * |
| * License Terms: GNU General Public License v2 |
| * Author: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> |
| */ |
| #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 = 0x3, |
| AB8500_VERSION_UNDEFINED, |
| }; |
| |
| /* AB8500 CIDs*/ |
| #define AB8500_CUTEARLY 0x00 |
| #define AB8500_CUT1P0 0x10 |
| #define AB8500_CUT1P1 0x11 |
| #define AB8500_CUT2P0 0x20 |
| #define AB8500_CUT3P0 0x30 |
| #define AB8500_CUT3P3 0x33 |
| |
| /* |
| * AB8500 bank addresses |
| */ |
| #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_OTP_EMUL 0x15 |
| |
| /* |
| * Interrupts |
| * Values used to index into array ab8500_irq_regoffset[] defined in |
| * drivers/mdf/ab8500-core.c |
| */ |
| /* Definitions for AB8500 and AB9540 */ |
| /* 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_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 */ |
| #define AB8500_INT_MAIN_CH_PLUG_DET 11 /* not 8505 */ |
| #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 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 */ |
| /* 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 */ |
| #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 */ |
| #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 |
| /* 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 |
| /* 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 */ |
| #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 |
| /* 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_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_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 */ |
| /* 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_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 */ |
| /* 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_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 136 |
| #define AB9540_NR_IRQS 136 |
| /* This is set to the roof of any AB8500 chip variant IRQ counts */ |
| #define AB8500_MAX_NR_IRQS AB9540_NR_IRQS |
| |
| #define AB8500_NUM_IRQ_REGS 14 |
| #define AB9540_NUM_IRQ_REGS 17 |
| |
| /** |
| * 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_base; |
| 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; |
| }; |
| |
| struct regulator_reg_init; |
| struct regulator_init_data; |
| struct ab8500_gpio_platform_data; |
| 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 |
| * @pm_power_off: Should machine pm power off hook be registered or not |
| * @init: board-specific initialization after detection of ab8500 |
| * @num_regulator_reg_init: number of regulator init registers |
| * @regulator_reg_init: regulator init registers |
| * @num_regulator: number of regulators |
| * @regulator: machine-specific constraints for regulators |
| */ |
| struct ab8500_platform_data { |
| int irq_base; |
| bool pm_power_off; |
| void (*init) (struct ab8500 *); |
| int num_regulator_reg_init; |
| struct ab8500_regulator_reg_init *regulator_reg_init; |
| int num_regulator; |
| struct regulator_init_data *regulator; |
| struct ab8500_gpio_platform_data *gpio; |
| 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)); |
| } |
| |
| /* exclude also ab8505, ab9540... */ |
| static inline int is_ab8500_2p0(struct ab8500 *ab) |
| { |
| return (is_ab8500(ab) && (ab->chip_id == AB8500_CUT2P0)); |
| } |
| |
| #ifdef CONFIG_AB8500_DEBUG |
| 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 */ |