30304e5a79
-----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIcBAABAgAGBQJPcXgCAAoJEIqAPN1PVmxKh2oP/2Ns+dr4oOF8z+uqYG1oisJd CxBTC1Bi9gYBtpiMztPiHZWiQtVXoDgLbLkx6ooWH5dpwCdvU6TVBZUJp4wpELtx mMk5vJy4/INHgI0nk5wUOr76rNlQfIcK04f+LHBSG1iljUkoVR3FefVKgoyIP+Wv oiCeuCyQcYIUmG1pVt1x43OoS+2xgjWQA67AalLLRj1DOA5OkvUL7NGsrZ1iZTUh YHQJsK6ER3MgbFFEImtn10NNFwAEG04o6vi42DFW1O0awm6kmVoLjo46wS+UiKoh Vx8t5ZGvlYOZ1ZM9N5ETgQnihBt7cOhA3ivZar8h+WiYVTRJs1ZSkpmnlpmM4YY9 RCZ5DRw3N39R0ezkNVGSr1Xn1vkysIiZI82frrJiPUYLKihsrBzj2Jq3O25iILCf Iyv7HBEJxAb3x0zlF6kPhaA8OW4dssaHTLNx5IJSOKwiwVLdm4RPyOHh9QVz++p/ p0hvSQWK1MUruBbBrjF/FN+FidgK2iU0iDW/GoDwI7OKymSxg7sauLtp0cZpo6nT F+Ep6yl/uR5vxih4LSYFJOjoeKuwIo/x92H0qJ3UroaUs9DNJ7UCKchXXiQ1Wtnz tAAsWP1YsMxMzlMxqW5J9w4LJynJ8bqrC0L8+HWzIUwikA8wv8/47Pmc/vPW0Y3N 5L7KMS8/iFCsS8rPmGeP =onDl -----END PGP SIGNATURE----- Merge tag 'mfd_3.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6 Pull MFD changes from Samuel Ortiz: - 4 new drivers: Freescale i.MX on-chip Anatop, Ricoh's RC5T583 and TI's TPS65090 and TPS65217. - New variants support (8420, 8520 ab9540), cleanups and bug fixes for the abx500 and db8500 ST-E chipsets. - Some minor fixes and update for the wm8994 from Mark. - The beginning of a long term TWL cleanup effort coming from the TI folks. - Various fixes and cleanups for the s5m, TPS659xx, pm860x, and MAX8997 drivers. Fix up trivial conflicts due to duplicate patches and header file cleanups (<linux/device.h> removal etc). * tag 'mfd_3.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: (97 commits) gpio/twl: Add DT support to gpio-twl4030 driver gpio/twl: Allocate irq_desc dynamically for SPARSE_IRQ support mfd: Detach twl6040 from the pmic mfd driver mfd: Replace twl-* pr_ macros by the dev_ equivalent and do various cleanups mfd: Micro-optimization on twl4030 IRQ handler mfd: Make twl4030 SIH SPARSE_IRQ capable mfd: Move twl-core IRQ allocation into twl[4030|6030]-irq files mfd: Remove references already defineid in header file from twl-core mfd: Remove unneeded header from twl-core mfd: Make twl-core not depend on pdata->irq_base/end ARM: OMAP2+: board-omap4-*: Do not use anymore TWL6030_IRQ_BASE in board files mfd: Return twl6030_mmc_card_detect IRQ for board setup Revert "mfd: Add platform data for MAX8997 haptic driver" mfd: Add support for TPS65090 mfd: Add some da9052-i2c section annotations mfd: Build rtc5t583 only if I2C config is selected to y. mfd: Add anatop mfd driver mfd: Fix compilation error in tps65910.h mfd: Add 8420 variant to db8500-prcmu mfd: Add 8520 PRCMU variant to db8500-prcmu ...
188 lines
6.3 KiB
C
188 lines
6.3 KiB
C
/*
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* Copyright (C) 2007-2009 ST-Ericsson AB
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* License terms: GNU General Public License (GPL) version 2
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* AB3100 core access functions
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* Author: Linus Walleij <linus.walleij@stericsson.com>
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*
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* ABX500 core access functions.
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* The abx500 interface is used for the Analog Baseband chip
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* ab3100, ab5500, and ab8500.
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*
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* Author: Mattias Wallin <mattias.wallin@stericsson.com>
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* Author: Mattias Nilsson <mattias.i.nilsson@stericsson.com>
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* Author: Bengt Jonsson <bengt.g.jonsson@stericsson.com>
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* Author: Rickard Andersson <rickard.andersson@stericsson.com>
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*/
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#include <linux/regulator/machine.h>
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struct device;
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#ifndef MFD_ABX500_H
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#define MFD_ABX500_H
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#define AB3100_P1A 0xc0
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#define AB3100_P1B 0xc1
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#define AB3100_P1C 0xc2
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#define AB3100_P1D 0xc3
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#define AB3100_P1E 0xc4
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#define AB3100_P1F 0xc5
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#define AB3100_P1G 0xc6
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#define AB3100_R2A 0xc7
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#define AB3100_R2B 0xc8
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#define AB5500_1_0 0x20
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#define AB5500_1_1 0x21
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#define AB5500_2_0 0x24
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/*
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* AB3100, EVENTA1, A2 and A3 event register flags
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* these are catenated into a single 32-bit flag in the code
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* for event notification broadcasts.
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*/
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#define AB3100_EVENTA1_ONSWA (0x01<<16)
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#define AB3100_EVENTA1_ONSWB (0x02<<16)
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#define AB3100_EVENTA1_ONSWC (0x04<<16)
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#define AB3100_EVENTA1_DCIO (0x08<<16)
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#define AB3100_EVENTA1_OVER_TEMP (0x10<<16)
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#define AB3100_EVENTA1_SIM_OFF (0x20<<16)
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#define AB3100_EVENTA1_VBUS (0x40<<16)
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#define AB3100_EVENTA1_VSET_USB (0x80<<16)
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#define AB3100_EVENTA2_READY_TX (0x01<<8)
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#define AB3100_EVENTA2_READY_RX (0x02<<8)
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#define AB3100_EVENTA2_OVERRUN_ERROR (0x04<<8)
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#define AB3100_EVENTA2_FRAMING_ERROR (0x08<<8)
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#define AB3100_EVENTA2_CHARG_OVERCURRENT (0x10<<8)
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#define AB3100_EVENTA2_MIDR (0x20<<8)
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#define AB3100_EVENTA2_BATTERY_REM (0x40<<8)
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#define AB3100_EVENTA2_ALARM (0x80<<8)
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#define AB3100_EVENTA3_ADC_TRIG5 (0x01)
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#define AB3100_EVENTA3_ADC_TRIG4 (0x02)
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#define AB3100_EVENTA3_ADC_TRIG3 (0x04)
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#define AB3100_EVENTA3_ADC_TRIG2 (0x08)
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#define AB3100_EVENTA3_ADC_TRIGVBAT (0x10)
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#define AB3100_EVENTA3_ADC_TRIGVTX (0x20)
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#define AB3100_EVENTA3_ADC_TRIG1 (0x40)
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#define AB3100_EVENTA3_ADC_TRIG0 (0x80)
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/* AB3100, STR register flags */
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#define AB3100_STR_ONSWA (0x01)
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#define AB3100_STR_ONSWB (0x02)
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#define AB3100_STR_ONSWC (0x04)
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#define AB3100_STR_DCIO (0x08)
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#define AB3100_STR_BOOT_MODE (0x10)
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#define AB3100_STR_SIM_OFF (0x20)
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#define AB3100_STR_BATT_REMOVAL (0x40)
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#define AB3100_STR_VBUS (0x80)
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/*
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* AB3100 contains 8 regulators, one external regulator controller
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* and a buck converter, further the LDO E and buck converter can
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* have separate settings if they are in sleep mode, this is
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* modeled as a separate regulator.
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*/
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#define AB3100_NUM_REGULATORS 10
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/**
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* struct ab3100
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* @access_mutex: lock out concurrent accesses to the AB3100 registers
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* @dev: pointer to the containing device
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* @i2c_client: I2C client for this chip
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* @testreg_client: secondary client for test registers
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* @chip_name: name of this chip variant
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* @chip_id: 8 bit chip ID for this chip variant
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* @event_subscribers: event subscribers are listed here
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* @startup_events: a copy of the first reading of the event registers
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* @startup_events_read: whether the first events have been read
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*
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* This struct is PRIVATE and devices using it should NOT
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* access ANY fields. It is used as a token for calling the
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* AB3100 functions.
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*/
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struct ab3100 {
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struct mutex access_mutex;
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struct device *dev;
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struct i2c_client *i2c_client;
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struct i2c_client *testreg_client;
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char chip_name[32];
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u8 chip_id;
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struct blocking_notifier_head event_subscribers;
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u8 startup_events[3];
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bool startup_events_read;
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};
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/**
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* struct ab3100_platform_data
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* Data supplied to initialize board connections to the AB3100
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* @reg_constraints: regulator constraints for target board
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* the order of these constraints are: LDO A, C, D, E,
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* F, G, H, K, EXT and BUCK.
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* @reg_initvals: initial values for the regulator registers
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* plus two sleep settings for LDO E and the BUCK converter.
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* exactly AB3100_NUM_REGULATORS+2 values must be sent in.
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* Order: LDO A, C, E, E sleep, F, G, H, K, EXT, BUCK,
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* BUCK sleep, LDO D. (LDO D need to be initialized last.)
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* @external_voltage: voltage level of the external regulator.
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*/
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struct ab3100_platform_data {
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struct regulator_init_data reg_constraints[AB3100_NUM_REGULATORS];
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u8 reg_initvals[AB3100_NUM_REGULATORS+2];
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int external_voltage;
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};
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int ab3100_event_register(struct ab3100 *ab3100,
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struct notifier_block *nb);
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int ab3100_event_unregister(struct ab3100 *ab3100,
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struct notifier_block *nb);
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/**
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* struct abx500_init_setting
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* Initial value of the registers for driver to use during setup.
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*/
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struct abx500_init_settings {
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u8 bank;
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u8 reg;
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u8 setting;
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};
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int abx500_set_register_interruptible(struct device *dev, u8 bank, u8 reg,
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u8 value);
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int abx500_get_register_interruptible(struct device *dev, u8 bank, u8 reg,
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u8 *value);
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int abx500_get_register_page_interruptible(struct device *dev, u8 bank,
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u8 first_reg, u8 *regvals, u8 numregs);
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int abx500_set_register_page_interruptible(struct device *dev, u8 bank,
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u8 first_reg, u8 *regvals, u8 numregs);
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/**
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* abx500_mask_and_set_register_inerruptible() - Modifies selected bits of a
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* target register
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*
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* @dev: The AB sub device.
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* @bank: The i2c bank number.
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* @bitmask: The bit mask to use.
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* @bitvalues: The new bit values.
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*
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* Updates the value of an AB register:
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* value -> ((value & ~bitmask) | (bitvalues & bitmask))
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*/
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int abx500_mask_and_set_register_interruptible(struct device *dev, u8 bank,
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u8 reg, u8 bitmask, u8 bitvalues);
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int abx500_get_chip_id(struct device *dev);
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int abx500_event_registers_startup_state_get(struct device *dev, u8 *event);
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int abx500_startup_irq_enabled(struct device *dev, unsigned int irq);
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struct abx500_ops {
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int (*get_chip_id) (struct device *);
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int (*get_register) (struct device *, u8, u8, u8 *);
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int (*set_register) (struct device *, u8, u8, u8);
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int (*get_register_page) (struct device *, u8, u8, u8 *, u8);
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int (*set_register_page) (struct device *, u8, u8, u8 *, u8);
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int (*mask_and_set_register) (struct device *, u8, u8, u8, u8);
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int (*event_registers_startup_state_get) (struct device *, u8 *);
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int (*startup_irq_enabled) (struct device *, unsigned int);
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};
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int abx500_register_ops(struct device *core_dev, struct abx500_ops *ops);
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void abx500_remove_ops(struct device *dev);
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#endif
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