164 lines
3.9 KiB
C
164 lines
3.9 KiB
C
/*
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* mtk_charger.h - Header of MTK Charger Driver
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*
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* Copyright (C) 2020 Samsung Electronics Co.Ltd
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef MTK_CHARGER_H
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#define MTK_CHARGER_H
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#include <linux/version.h>
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#include <linux/sec_batt.h>
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
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#include <mt-plat/v1/charger_class.h>
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#include <mt-plat/v1/charger_type.h>
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#else
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#include <mt-plat/charger_class.h>
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#include <mt-plat/charger_type.h>
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#endif
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#if defined(CONFIG_AFC_CHARGER)
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#include <mt-plat/afc_charger.h>
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#endif
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#include <linux/of_gpio.h>
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#include "../../common/sec_charging_common.h"
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#include "../../common/sec_battery.h"
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#define is_usb_type(cable_type) ( \
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cable_type == SEC_BATTERY_CABLE_USB || \
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cable_type == SEC_BATTERY_CABLE_USB_CDP)
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#define ENABLE_FLASH_HV_CTRL 1
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/* define function if need */
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#define ENABLE_MIVR 0
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/* define IRQ function if need */
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#define EN_BAT_DET_IRQ 1
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#define EN_CHG1_IRQ_CHGIN 0
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/* Test debug log enable */
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#define EN_TEST_READ 1
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#define HEALTH_DEBOUNCE_CNT 1
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#define MINVAL(a, b) ((a <= b) ? a : b)
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#define MASK(width, shift) (((0x1 << (width)) - 1) << shift)
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#define chr_err(fmt, args...) \
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do { \
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pr_notice(fmt, ##args); \
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} while (0)
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#define chr_info(fmt, args...) \
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do { \
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pr_notice_ratelimited(fmt, ##args); \
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} while (0)
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#define chr_debug(fmt, args...) \
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do { \
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pr_notice(fmt, ##args); \
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} while (0)
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#define ENABLE 1
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#define DISABLE 0
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#define FAKE_BAT_LEVEL 50
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#define REDUCE_CURRENT_STEP 25
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#define MINIMUM_INPUT_CURRENT 300
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ssize_t mtk_charger_show_attrs(struct device *dev,
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struct device_attribute *attr, char *buf);
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ssize_t mtk_charger_store_attrs(struct device *dev,
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struct device_attribute *attr, const char *buf, size_t count);
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#define MTK_CHARGER_ATTR(_name) \
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{ \
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.attr = {.name = #_name, .mode = 0664}, \
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.show = mtk_charger_show_attrs, \
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.store = mtk_charger_store_attrs, \
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}
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enum {
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MTK_TOPOFF_TIMER_0m = 0x0,
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MTK_TOPOFF_TIMER_30m = 0x1,
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MTK_TOPOFF_TIMER_45m = 0x2,
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MTK_TOPOFF_TIMER_60m = 0x3,
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};
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typedef struct mtk_charger_platform_data {
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int chg_float_voltage;
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char *charger_name;
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char *fuelgauge_name;
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int slow_charging_current;
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int vbus_min_charger_voltage;
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int vbus_normal_mivr_voltage;
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int gpio_ilim;
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int gpio_chgenb;
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int max_icl;
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int ib_fcc;
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int chgenb_en;
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int chgilm_en;
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bool boosting_voltage_aicl;
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} mtk_charger_platform_data_t;
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struct mtk_charger_data {
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struct device *dev;
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struct power_supply *psy_chg;
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struct power_supply_desc psy_chg_desc;
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struct power_supply *psy_otg;
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struct power_supply_desc psy_otg_desc;
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struct power_supply *psy_bat;
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struct power_supply *psy_fg;
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#if IS_ENABLED(CONFIG_VIRTUAL_MUIC)
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struct power_supply *psy_bc12;
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struct power_supply_desc psy_bc12_desc;
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#endif
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struct charger_device *chg_dev;
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mtk_charger_platform_data_t *pdata;
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int dev_id;
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int input_current;
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int charging_current;
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int topoff_current;
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int cable_type;
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bool is_charging;
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int buck_state;
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unsigned int charge_mode;
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#if IS_ENABLED(CONFIG_USB_FACTORY_MODE)
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unsigned int f_mode;
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#endif
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struct mutex charger_mutex;
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bool ovp;
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bool otg_on;
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int unhealth_cnt;
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int status;
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int health;
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int irq_ivr_enabled;
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int ivr_on;
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bool slow_charging;
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u8 read_reg;
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};
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#endif /*MTK_CHARGER_H*/
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