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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2007-2009 ST-Ericsson AB
*
* ABX500 core access functions.
* The abx500 interface is used for the Analog Baseband chips.
*
* Author: Mattias Wallin <[email protected]>
* Author: Mattias Nilsson <[email protected]>
* Author: Bengt Jonsson <[email protected]>
* Author: Rickard Andersson <[email protected]>
*/
#include <linux/regulator/machine.h>
struct device;
#ifndef MFD_ABX500_H
#define MFD_ABX500_H
/**
* struct abx500_init_setting
* Initial value of the registers for driver to use during setup.
*/
struct abx500_init_settings {
u8 bank;
u8 reg;
u8 setting;
};
int abx500_set_register_interruptible(struct device *dev, u8 bank, u8 reg,
u8 value);
int abx500_get_register_interruptible(struct device *dev, u8 bank, u8 reg,
u8 *value);
int abx500_get_register_page_interruptible(struct device *dev, u8 bank,
u8 first_reg, u8 *regvals, u8 numregs);
int abx500_set_register_page_interruptible(struct device *dev, u8 bank,
u8 first_reg, u8 *regvals, u8 numregs);
/**
* abx500_mask_and_set_register_inerruptible() - Modifies selected bits of a
* target register
*
* @dev: The AB sub device.
* @bank: The i2c bank number.
* @bitmask: The bit mask to use.
* @bitvalues: The new bit values.
*
* Updates the value of an AB register:
* value -> ((value & ~bitmask) | (bitvalues & bitmask))
*/
int abx500_mask_and_set_register_interruptible(struct device *dev, u8 bank,
u8 reg, u8 bitmask, u8 bitvalues);
int abx500_get_chip_id(struct device *dev);
int abx500_event_registers_startup_state_get(struct device *dev, u8 *event);
int abx500_startup_irq_enabled(struct device *dev, unsigned int irq);
struct abx500_ops {
int (*get_chip_id) (struct device *);
int (*get_register) (struct device *, u8, u8, u8 *);
int (*set_register) (struct device *, u8, u8, u8);
int (*get_register_page) (struct device *, u8, u8, u8 *, u8);
int (*set_register_page) (struct device *, u8, u8, u8 *, u8);
int (*mask_and_set_register) (struct device *, u8, u8, u8, u8);
int (*event_registers_startup_state_get) (struct device *, u8 *);
int (*startup_irq_enabled) (struct device *, unsigned int);
void (*dump_all_banks) (struct device *);
};
int abx500_register_ops(struct device *core_dev, struct abx500_ops *ops);
void abx500_remove_ops(struct device *dev);
#endif