298 lines
9.3 KiB
C
298 lines
9.3 KiB
C
/*
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* max77854-private.h - Voltage regulator driver for the Maxim 77843
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*
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* Copyright (C) 2011 Samsung Electrnoics
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* SangYoung Son <hello.son@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __LINUX_MFD_MAX77854_PRIV_H
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#define __LINUX_MFD_MAX77854_PRIV_H
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#include <linux/i2c.h>
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#define MAX77854_I2C_ADDR (0x92)
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#define MAX77854_REG_INVALID (0xff)
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#define MAX77854_IRQSRC_CHG (1 << 0)
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#define MAX77854_IRQSRC_TOP (1 << 1)
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#define MAX77854_IRQSRC_FG (1 << 2)
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#define MAX77854_IRQSRC_MUIC (1 << 3)
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enum max77854_reg {
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/* Slave addr = 0xCC */
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/* PMIC Top-Level Registers */
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MAX77854_PMIC_REG_PMICID1 = 0x00,
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MAX77854_PMIC_REG_PMICREV = 0x01,
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MAX77854_PMIC_REG_INTSRC = 0x22,
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MAX77854_PMIC_REG_INTSRC_MASK = 0x23,
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MAX77854_PMIC_REG_SYSTEM_INT = 0x24,
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MAX77854_PMIC_REG_RESERVED_25 = 0x25,
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MAX77854_PMIC_REG_SYSTEM_INT_MASK = 0x26,
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MAX77854_PMIC_REG_RESERVED_27 = 0x27,
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MAX77854_PMIC_REG_TOPSYS_STAT = 0x28,
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MAX77854_PMIC_REG_RESERVED_29 = 0x29,
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MAX77854_PMIC_REG_SAFEOUT_CTRL = 0xC6,
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MAX77854_PMIC_REG_MAINCTRL1 = 0x02,
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// MAX77854_PMIC_REG_LSCNFG = 0x2B,
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// MAX77854_PMIC_REG_RESERVED_2C = 0x2C,
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// MAX77854_PMIC_REG_RESERVED_2D = 0x2D,
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/* Haptic motor driver Registers */
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MAX77854_PMIC_REG_MCONFIG = 0x10,
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MAX77854_CHG_REG_INT = 0xB0,
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MAX77854_CHG_REG_INT_MASK = 0xB1,
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MAX77854_CHG_REG_INT_OK = 0xB2,
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MAX77854_CHG_REG_DETAILS_00 = 0xB3,
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MAX77854_CHG_REG_DETAILS_01 = 0xB4,
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MAX77854_CHG_REG_DETAILS_02 = 0xB5,
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MAX77854_CHG_REG_DTLS_03 = 0xB6,
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MAX77854_CHG_REG_CNFG_00 = 0xB7,
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MAX77854_CHG_REG_CNFG_01 = 0xB8,
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MAX77854_CHG_REG_CNFG_02 = 0xB9,
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MAX77854_CHG_REG_CNFG_03 = 0xBA,
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MAX77854_CHG_REG_CNFG_04 = 0xBB,
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MAX77854_CHG_REG_CNFG_05 = 0xBC,
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MAX77854_CHG_REG_CNFG_06 = 0xBD,
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MAX77854_CHG_REG_CNFG_07 = 0xBE,
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MAX77854_CHG_REG_CNFG_08 = 0xBF,
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MAX77854_CHG_REG_CNFG_09 = 0xC0,
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MAX77854_CHG_REG_CNFG_10 = 0xC1,
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MAX77854_CHG_REG_CNFG_11 = 0xC2,
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MAX77854_CHG_REG_CNFG_12 = 0xC3,
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MAX77854_CHG_REG_CNFG_13 = 0xC4,
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MAX77854_CHG_REG_CNFG_14 = 0xC5,
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MAX77854_CHG_REG_SAFEOUT_CTRL = 0xC6,
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MAX77854_PMIC_REG_END,
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};
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/* Slave addr = 0x6C : Fuelgauge */
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enum max77854_fuelgauge_reg {
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STATUS_REG = 0x00,
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VALRT_THRESHOLD_REG = 0x01,
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TALRT_THRESHOLD_REG = 0x02,
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SALRT_THRESHOLD_REG = 0x03,
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REMCAP_REP_REG = 0x05,
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SOCREP_REG = 0x06,
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TEMPERATURE_REG = 0x08,
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VCELL_REG = 0x09,
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TIME_TO_EMPTY_REG = 0x11,
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FULLSOCTHR_REG = 0x13,
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CURRENT_REG = 0x0A,
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AVG_CURRENT_REG = 0x0B,
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SOCMIX_REG = 0x0D,
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SOCAV_REG = 0x0E,
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REMCAP_MIX_REG = 0x0F,
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FULLCAP_REG = 0x10,
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RFAST_REG = 0x15,
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AVR_TEMPERATURE_REG = 0x16,
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CYCLES_REG = 0x17,
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DESIGNCAP_REG = 0x18,
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AVR_VCELL_REG = 0x19,
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TIME_TO_FULL_REG = 0x20,
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CONFIG_REG = 0x1D,
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ICHGTERM_REG = 0x1E,
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REMCAP_AV_REG = 0x1F,
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FULLCAP_NOM_REG = 0x23,
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MISCCFG_REG = 0x2B,
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VEMPTY_REG = 0x3A,
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QRTABLE20_REG = 0x32,
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RCOMP_REG = 0x38,
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FSTAT_REG = 0x3D,
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DISCHARGE_THRESHOLD_REG = 0x40,
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QRTABLE30_REG = 0x42,
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DQACC_REG = 0x45,
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DPACC_REG = 0x46,
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CONFIG2_REG = 0xBB,
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OCV_REG = 0xEE,
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VFOCV_REG = 0xFB,
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VFSOC_REG = 0xFF,
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MAX77854_FG_END,
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};
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#define MAX77854_REG_MAINCTRL1_MRDBTMER_MASK (0x7)
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#define MAX77854_REG_MAINCTRL1_MREN (1 << 3)
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#define MAX77854_REG_MAINCTRL1_BIASEN (1 << 7)
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/* Slave addr = 0x4A: MUIC */
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enum max77854_muic_reg {
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MAX77854_MUIC_REG_ID = 0x00,
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MAX77854_MUIC_REG_INT1 = 0x01,
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MAX77854_MUIC_REG_INT2 = 0x02,
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MAX77854_MUIC_REG_INT3 = 0x03,
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MAX77854_MUIC_REG_STATUS1 = 0x04,
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MAX77854_MUIC_REG_STATUS2 = 0x05,
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MAX77854_MUIC_REG_STATUS3 = 0x06,
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MAX77854_MUIC_REG_INTMASK1 = 0x07,
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MAX77854_MUIC_REG_INTMASK2 = 0x08,
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MAX77854_MUIC_REG_INTMASK3 = 0x09,
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MAX77854_MUIC_REG_CDETCTRL1 = 0x0A,
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MAX77854_MUIC_REG_CDETCTRL2 = 0x0B,
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MAX77854_MUIC_REG_CTRL1 = 0x0C,
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MAX77854_MUIC_REG_CTRL2 = 0x0D,
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MAX77854_MUIC_REG_CTRL3 = 0x0E,
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MAX77854_MUIC_REG_CTRL4 = 0x16,
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MAX77854_MUIC_REG_HVCONTROL1 = 0x17,
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MAX77854_MUIC_REG_HVCONTROL2 = 0x18,
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MAX77854_MUIC_REG_HVTXBYTE = 0x19,
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MAX77854_MUIC_REG_HVRXBYTE1 = 0x1A,
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MAX77854_MUIC_REG_END,
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};
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/* Slave addr = 0x94: RGB LED */
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enum max77854_led_reg {
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MAX77854_LED_REG_LEDEN = 0x30,
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MAX77854_LED_REG_LED0BRT = 0x31,
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MAX77854_LED_REG_LED1BRT = 0x32,
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MAX77854_LED_REG_LED2BRT = 0x33,
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MAX77854_LED_REG_LED3BRT = 0x34,
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MAX77854_LED_REG_LEDRMP = 0x36,
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MAX77854_LED_REG_LEDBLNK = 0x38,
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MAX77854_LED_REG_END,
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};
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enum max77854_irq_source {
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SYS_INT = 0,
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CHG_INT,
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FUEL_INT,
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MUIC_INT1,
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MUIC_INT2,
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MUIC_INT3,
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MAX77854_IRQ_GROUP_NR,
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};
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#define MUIC_MAX_INT MUIC_INT3
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#define MAX77854_NUM_IRQ_MUIC_REGS (MUIC_MAX_INT - MUIC_INT1 + 1)
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enum max77854_irq {
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/* PMIC; TOPSYS */
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MAX77854_SYSTEM_IRQ_SYSUVLO_INT,
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MAX77854_SYSTEM_IRQ_SYSOVLO_INT,
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MAX77854_SYSTEM_IRQ_TSHDN_INT,
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MAX77854_SYSTEM_IRQ_TM_INT,
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/* PMIC; Charger */
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MAX77854_CHG_IRQ_BYP_I,
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MAX77854_CHG_IRQ_BATP_I,
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MAX77854_CHG_IRQ_BAT_I,
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MAX77854_CHG_IRQ_CHG_I,
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MAX77854_CHG_IRQ_WCIN_I,
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MAX77854_CHG_IRQ_CHGIN_I,
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MAX77854_CHG_IRQ_AICL_I,
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/* MUIC INT1 */
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MAX77854_MUIC_IRQ_INT1_ADC,
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MAX77854_MUIC_IRQ_INT1_ADCERR,
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MAX77854_MUIC_IRQ_INT1_ADC1K,
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/* MUIC INT2 */
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MAX77854_MUIC_IRQ_INT2_CHGTYP,
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MAX77854_MUIC_IRQ_INT2_CHGDETREUN,
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MAX77854_MUIC_IRQ_INT2_DCDTMR,
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MAX77854_MUIC_IRQ_INT2_DXOVP,
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MAX77854_MUIC_IRQ_INT2_VBVOLT,
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/* MUIC INT3 */
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MAX77854_MUIC_IRQ_INT3_VBADC,
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MAX77854_MUIC_IRQ_INT3_VDNMON,
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MAX77854_MUIC_IRQ_INT3_DNRES,
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MAX77854_MUIC_IRQ_INT3_MPNACK,
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MAX77854_MUIC_IRQ_INT3_MRXBUFOW,
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MAX77854_MUIC_IRQ_INT3_MRXTRF,
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MAX77854_MUIC_IRQ_MRXPERR,
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MAX77854_MUIC_IRQ_MRXRDY,
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/* Fuelgauge */
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MAX77854_FG_IRQ_ALERT,
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MAX77854_IRQ_NR,
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};
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struct max77854_dev {
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struct device *dev;
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struct i2c_client *i2c; /* 0x92; Haptic, PMIC */
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struct i2c_client *charger; /* 0xD2; Charger */
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struct i2c_client *fuelgauge; /* 0x6C; Fuelgauge */
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struct i2c_client *muic; /* 0x4A; MUIC */
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struct mutex i2c_lock;
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int type;
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int irq;
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int irq_base;
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int irq_gpio;
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bool wakeup;
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struct mutex irqlock;
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int irq_masks_cur[MAX77854_IRQ_GROUP_NR];
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int irq_masks_cache[MAX77854_IRQ_GROUP_NR];
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struct pinctrl *i2c_pinctrl;
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struct pinctrl_state *i2c_gpio_state_active;
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struct pinctrl_state *i2c_gpio_state_suspend;
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#ifdef CONFIG_HIBERNATION
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/* For hibernation */
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u8 reg_pmic_dump[MAX77854_PMIC_REG_END];
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u8 reg_muic_dump[MAX77854_MUIC_REG_END];
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u8 reg_led_dump[MAX77854_LED_REG_END];
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#endif
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/* pmic VER/REV register */
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u8 pmic_rev; /* pmic Rev */
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u8 pmic_ver; /* pmic version */
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struct max77854_platform_data *pdata;
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};
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enum max77854_types {
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TYPE_MAX77854,
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};
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extern int max77854_irq_init(struct max77854_dev *max77854);
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extern void max77854_irq_exit(struct max77854_dev *max77854);
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/* MAX77854 shared i2c API function */
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extern int max77854_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest);
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extern int max77854_bulk_read(struct i2c_client *i2c, u8 reg, int count,
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u8 *buf);
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extern int max77854_write_reg(struct i2c_client *i2c, u8 reg, u8 value);
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extern int max77854_bulk_write(struct i2c_client *i2c, u8 reg, int count,
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u8 *buf);
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extern int max77854_write_word(struct i2c_client *i2c, u8 reg, u16 value);
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extern int max77854_read_word(struct i2c_client *i2c, u8 reg);
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extern int max77854_update_reg(struct i2c_client *i2c, u8 reg, u8 val, u8 mask);
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/* MAX77854 check muic path fucntion */
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extern bool is_muic_usb_path_ap_usb(void);
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extern bool is_muic_usb_path_cp_usb(void);
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/* MAX77854 Debug. ft */
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extern void max77854_muic_read_register(struct i2c_client *i2c);
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/* for charger api */
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extern void max77854_hv_muic_charger_init(void);
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#endif /* __LINUX_MFD_MAX77854_PRIV_H */
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