223 lines
5.3 KiB
C
223 lines
5.3 KiB
C
/*
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* sm5451_charger.h - SM5451 Charger device driver for SAMSUNG platform
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*
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* Copyright (C) 2020 SiliconMitus Co.Ltd
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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 version 2 as
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* published by the Free Software Foundation.
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*/
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#include "sm5451_direct_charger.h"
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#ifndef __SM5451_CHARGER_H__
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#define __SM5451_CHARGER_H__
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#define SM5451_TA_MIN_CURRENT 1000
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#define SM5451_CV_OFFSET 0
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#define SM5451_CI_OFFSET 300
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#define SM5451_SIOP_LEV1 1100
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#define SM5451_SIOP_LEV2 1700
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enum SM5451_flag1_desc {
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SM5451_FLAG1_VBUSPD = 1 << 5,
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SM5451_FLAG1_VDSQRB = 1 << 4,
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SM5451_FLAG1_VBUSOVP = 1 << 3,
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SM5451_FLAG1_IBUSOCP = 1 << 2,
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SM5451_FLAG1_CHGON = 1 << 1,
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SM5451_FLAG1_IBUSUCP = 1 << 0,
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};
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enum SM5451_flag2_desc {
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SM5451_FLAG2_VBATOVP = 1 << 7,
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SM5451_FLAG2_IBATOCP = 1 << 6,
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SM5451_FLAG2_VBATREG = 1 << 5,
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SM5451_FLAG2_IBATREG = 1 << 4,
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SM5451_FLAG2_TSD = 1 << 3,
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SM5451_FLAG2_RLTVUVP = 1 << 2,
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SM5451_FLAG2_RLTVOVP = 1 << 1,
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SM5451_FLAG2_CNSHTP = 1 << 0,
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};
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enum SM5451_flag3_desc {
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SM5451_FLAG3_VBUSPOK = 1 << 7,
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SM5451_FLAG3_VOUTPOK = 1 << 6,
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SM5451_FLAG3_WTDTMR = 1 << 5,
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SM5451_FLAG3_VBUSUVLO = 1 << 3,
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SM5451_FLAG3_CHGONTMR = 1 << 2,
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SM5451_FLAG3_ADCDONE = 1 << 1,
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SM5451_FLAG3_CFLYSHTP = 1 << 0,
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};
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enum SM5451_flag4_desc {
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SM5451_FLAG4_IBUSOCP_RVS = 1 << 5,
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SM5451_FLAG4_RVSRDY = 1 << 4,
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SM5451_FLAG4_THEMP = 1 << 3,
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SM5451_FLAG4_IBUSREG = 1 << 2,
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SM5451_FLAG4_TOPOFF = 1 << 1,
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SM5451_FLAG4_DONE = 1 << 0,
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};
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enum SM5451_reg_addr {
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SM5451_REG_CNTL1 = 0x00,
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SM5451_REG_CNTL2 = 0x01,
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SM5451_REG_CNTL3 = 0x02,
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SM5451_REG_DEVICE_ID = 0x03,
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SM5451_REG_CNTL4 = 0x05,
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SM5451_REG_VBUSOVP = 0x06,
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SM5451_REG_IBUS_PROT = 0x07,
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SM5451_REG_VBAT_OVP = 0x08,
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SM5451_REG_IBAT_OCP = 0x09,
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SM5451_REG_REG1 = 0x0A,
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SM5451_REG_FLAG1 = 0x0B,
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SM5451_REG_FLAGMSK1 = 0x0C,
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SM5451_REG_FLAG2 = 0x0D,
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SM5451_REG_FLAGMSK2 = 0x0E,
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SM5451_REG_FLAG3 = 0x0F,
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SM5451_REG_FLAGMSK3 = 0x10,
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SM5451_REG_ADC_CNTL = 0x11,
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SM5451_REG_VBUS_ADC_H = 0x12,
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SM5451_REG_VBUS_ADC_L = 0x13,
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SM5451_REG_IBUS_ADC_H = 0x14,
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SM5451_REG_IBUS_ADC_L = 0x15,
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SM5451_REG_VBAT_ADC_H = 0x16,
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SM5451_REG_VBAT_ADC_L = 0x17,
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SM5451_REG_IBAT_ADC_H = 0x18,
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SM5451_REG_IBAT_ADC_L = 0x19,
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SM5451_REG_TDIE_ADC = 0x1A,
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SM5451_REG_THEM = 0x60,
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SM5451_REG_CNTL5 = 0x61,
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SM5451_REG_TOPOFF = 0x62,
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SM5451_REG_FLAG4 = 0x63,
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SM5451_REG_FLAGMSK4 = 0x64,
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SM5451_REG_THEM_ADC_H = 0x65,
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SM5451_REG_THEM_ADC_L = 0x66,
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SM5451_REG_IBATOCP_DG = 0x92,
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SM5451_REG_VDSQRB_DG = 0x95,
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SM5451_REG_PRECHG_MODE = 0xA0,
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SM5451_REG_CTRL_STM_0 = 0xBA,
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SM5451_REG_CTRL_STM_1 = 0xBB,
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SM5451_REG_CTRL_STM_2 = 0xBC,
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SM5451_REG_CTRL_STM_3 = 0xBD,
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SM5451_REG_CTRL_STM_5 = 0xBF,
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};
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enum SM5451_vbatovp_offset {
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SM5451_VBATOVP_50 = 0x0,
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SM5451_VBATOVP_100 = 0x1,
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SM5451_VBATOVP_150 = 0x2,
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SM5451_VBATOVP_200 = 0x3,
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};
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enum SM5451_ibatocp_offset {
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SM5451_IBATOCP_200 = 0x0,
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SM5451_IBATOCP_300 = 0x1,
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SM5451_IBATOCP_400 = 0x2,
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SM5451_IBATOCP_500 = 0x3,
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};
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enum SM5451_ibusocp_offset {
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SM5451_IBUSOCP_100 = 0x0,
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SM5451_IBUSOCP_200 = 0x1,
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SM5451_IBUSOCP_300 = 0x2,
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SM5451_IBUSOCP_400 = 0x3,
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};
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enum SM5451_adc_channel {
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SM5451_ADC_THEM = 0x0,
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SM5451_ADC_TDIE,
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SM5451_ADC_VBUS,
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SM5451_ADC_IBUS,
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SM5451_ADC_VBAT,
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SM5451_ADC_IBAT,
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};
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enum SM5451_wdt_tmr {
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WDT_TIMER_S_0P5 = 0x0,
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WDT_TIMER_S_1 = 0x1,
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WDT_TIMER_S_2 = 0x2,
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WDT_TIMER_S_5 = 0x3,
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WDT_TIMER_S_10 = 0x4,
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WDT_TIMER_S_20 = 0x5,
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WDT_TIMER_S_40 = 0x6,
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WDT_TIMER_S_80 = 0x7,
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};
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enum SM5451_op_mode {
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OP_MODE_INIT = 0x0,
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OP_MODE_FW_BYPASS = 0x1,
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OP_MODE_FW_BOOST = 0x2,
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OP_MODE_REV_BYPASS = 0x3,
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OP_MODE_REV_BOOST = 0x4,
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};
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enum sm5451_chip_id {
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SM5451_ALONE = 0x0,
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SM5451_MAIN = 0x1,
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SM5451_SUB = 0x3,
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};
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enum SM5451_freq {
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SM5451_FREQ_200KHZ = 0x0,
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SM5451_FREQ_375KHZ = 0x1,
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SM5451_FREQ_500KHZ = 0x2,
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SM5451_FREQ_750KHZ = 0x3,
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SM5451_FREQ_1000KHZ = 0x4,
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SM5451_FREQ_1250KHZ = 0x5,
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SM5451_FREQ_1500KHZ = 0x6,
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};
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struct sm5451_platform_data {
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u8 rev_id;
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int irq_gpio;
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u32 r_ttl;
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u32 pps_lr;
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u32 rpcm;
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u32 freq;
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u32 freq_byp;
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u32 freq_siop[2];
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u32 topoff;
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u32 x2bat_mode;
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u32 en_vbatreg;
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struct {
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u32 chg_float_voltage;
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char *sec_dc_name;
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char *fuelgauge_name;
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} battery;
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};
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struct sm5451_charger {
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struct device *dev;
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struct i2c_client *i2c;
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struct sm5451_platform_data *pdata;
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struct power_supply *psy_chg;
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struct sm_dc_info *pps_dc;
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struct sm_dc_info *x2bat_dc;
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int chip_id;
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struct mutex i2c_lock;
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struct mutex pd_lock;
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struct wakeup_source *chg_ws;
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int irq;
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int cable_online;
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bool vbus_in;
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bool rev_boost;
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u8 force_adc_on;
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u32 max_vbat;
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u32 target_vbat;
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u32 target_ibus;
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u32 target_ibat;
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bool wdt_disable;
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/* debug */
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struct dentry *debug_root;
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u32 debug_address;
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int addr;
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int size;
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};
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#endif /* __SM5451_CHARGER_H__ */
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