160 lines
3.9 KiB
C
160 lines
3.9 KiB
C
/*
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* core.h
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*
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* copyright (c) 2011 Samsung Electronics Co., Ltd
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* http://www.samsung.com
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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*/
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#ifndef __LINUX_MFD_SEC_CORE_H
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#define __LINUX_MFD_SEC_CORE_H
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#define NUM_IRQ_REGS 4
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enum sec_device_type {
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S5M8751X,
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S5M8763X,
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S5M8767X,
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S2MPS11X,
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};
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/**
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* struct sec_pmic_dev - s5m87xx master device for sub-drivers
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* @dev: master device of the chip (can be used to access platform data)
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* @i2c: i2c client private data for regulator
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* @rtc: i2c client private data for rtc
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* @iolock: mutex for serializing io access
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* @irqlock: mutex for buslock
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* @irq_base: base IRQ number for sec-pmic, required for IRQs
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* @irq: generic IRQ number for s5m87xx
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* @ono: power onoff IRQ number for s5m87xx
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* @irq_masks_cur: currently active value
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* @irq_masks_cache: cached hardware value
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* @type: indicate which s5m87xx "variant" is used
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*/
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struct sec_pmic_dev {
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struct device *dev;
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struct regmap *regmap;
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struct i2c_client *i2c;
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struct i2c_client *rtc;
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struct mutex iolock;
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struct mutex irqlock;
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int device_type;
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int irq_base;
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int irq;
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struct regmap_irq_chip_data *irq_data;
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int ono;
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u8 irq_masks_cur[NUM_IRQ_REGS];
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u8 irq_masks_cache[NUM_IRQ_REGS];
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int type;
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bool wakeup;
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};
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int sec_irq_init(struct sec_pmic_dev *sec_pmic);
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void sec_irq_exit(struct sec_pmic_dev *sec_pmic);
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int sec_irq_resume(struct sec_pmic_dev *sec_pmic);
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extern int sec_reg_read(struct sec_pmic_dev *sec_pmic, u8 reg, void *dest);
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extern int sec_bulk_read(struct sec_pmic_dev *sec_pmic, u8 reg, int count, u8 *buf);
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extern int sec_reg_write(struct sec_pmic_dev *sec_pmic, u8 reg, u8 value);
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extern int sec_bulk_write(struct sec_pmic_dev *sec_pmic, u8 reg, int count, u8 *buf);
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extern int sec_reg_update(struct sec_pmic_dev *sec_pmic, u8 reg, u8 val, u8 mask);
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struct sec_platform_data {
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struct sec_regulator_data *regulators;
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struct sec_opmode_data *opmode;
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int device_type;
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int num_regulators;
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int irq_base;
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int (*cfg_pmic_irq)(void);
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int ono;
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bool wakeup;
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bool buck_voltage_lock;
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int buck_gpios[3];
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int buck_ds[3];
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int buck2_voltage[8];
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bool buck2_gpiodvs;
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int buck3_voltage[8];
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bool buck3_gpiodvs;
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int buck4_voltage[8];
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bool buck4_gpiodvs;
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int buck_set1;
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int buck_set2;
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int buck_set3;
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int buck2_enable;
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int buck3_enable;
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int buck4_enable;
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int buck_default_idx;
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int buck2_default_idx;
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int buck3_default_idx;
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int buck4_default_idx;
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int buck_ramp_delay;
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int buck2_ramp_delay;
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int buck34_ramp_delay;
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int buck5_ramp_delay;
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int buck16_ramp_delay;
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int buck7810_ramp_delay;
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int buck9_ramp_delay;
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bool buck2_ramp_enable;
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bool buck3_ramp_enable;
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bool buck4_ramp_enable;
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bool buck6_ramp_enable;
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int buck2_init;
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int buck3_init;
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int buck4_init;
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};
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/**
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* sec_regulator_data - regulator data
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* @id: regulator id
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* @initdata: regulator init data (contraints, supplies, ...)
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*/
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struct sec_regulator_data {
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int id;
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struct regulator_init_data *initdata;
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};
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/*
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* sec_opmode_data - regulator operation mode data
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* @id: regulator id
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* @mode: regulator operation mode
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*/
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struct sec_opmode_data {
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int id;
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int mode;
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};
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/*
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* samsung regulator operation mode
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* SEC_OPMODE_OFF Regulator always OFF
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* SEC_OPMODE_ON Regulator always ON
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* SEC_OPMODE_LOWPOWER Regulator is on in low-power mode
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* SEC_OPMODE_SUSPEND Regulator is changed by PWREN pin
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* If PWREN is high, regulator is on
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* If PWREN is low, regulator is off
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*/
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enum sec_opmode {
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SEC_OPMODE_OFF,
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SEC_OPMODE_ON,
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SEC_OPMODE_LOWPOWER,
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SEC_OPMODE_SUSPEND,
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};
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#endif /* __LINUX_MFD_SEC_CORE_H */
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