350 lines
8.4 KiB
C
350 lines
8.4 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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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/alarmtimer.h>
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#include "charger_class.h"
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#include "adapter_class.h"
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#include "mtk_charger_algorithm_class.h"
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#define CHARGING_INTERVAL 10
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#define CHARGING_FULL_INTERVAL 20
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#define CHRLOG_ERROR_LEVEL 1
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#define CHRLOG_INFO_LEVEL 2
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#define CHRLOG_DEBUG_LEVEL 3
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extern int chr_get_debug_level(void);
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#define chr_err(fmt, args...) \
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do { \
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if (chr_get_debug_level() >= CHRLOG_ERROR_LEVEL) { \
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pr_notice(fmt, ##args); \
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} \
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} while (0)
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#define chr_info(fmt, args...) \
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do { \
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if (chr_get_debug_level() >= CHRLOG_INFO_LEVEL) { \
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pr_notice_ratelimited(fmt, ##args); \
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} \
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} while (0)
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#define chr_debug(fmt, args...) \
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do { \
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if (chr_get_debug_level() >= CHRLOG_DEBUG_LEVEL) { \
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pr_notice(fmt, ##args); \
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} \
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} while (0)
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struct mtk_charger;
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#define BATTERY_CV 4350000
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#define V_CHARGER_MAX 6500000 /* 6.5 V */
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#define V_CHARGER_MIN 4600000 /* 4.6 V */
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#define USB_CHARGER_CURRENT_SUSPEND 0 /* def CONFIG_USB_IF */
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#define USB_CHARGER_CURRENT_UNCONFIGURED 70000 /* 70mA */
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#define USB_CHARGER_CURRENT_CONFIGURED 500000 /* 500mA */
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#define USB_CHARGER_CURRENT 500000 /* 500mA */
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#define AC_CHARGER_CURRENT 2050000
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#define AC_CHARGER_INPUT_CURRENT 3200000
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#define NON_STD_AC_CHARGER_CURRENT 500000
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#define CHARGING_HOST_CHARGER_CURRENT 650000
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/* dynamic mivr */
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#define V_CHARGER_MIN_1 4400000 /* 4.4 V */
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#define V_CHARGER_MIN_2 4200000 /* 4.2 V */
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#define MAX_DMIVR_CHARGER_CURRENT 1800000 /* 1.8 A */
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/* battery warning */
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#define BATTERY_NOTIFY_CASE_0001_VCHARGER
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#define BATTERY_NOTIFY_CASE_0002_VBATTEMP
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/* charging abnormal status */
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#define CHG_VBUS_OV_STATUS (1 << 0)
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#define CHG_BAT_OT_STATUS (1 << 1)
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#define CHG_OC_STATUS (1 << 2)
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#define CHG_BAT_OV_STATUS (1 << 3)
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#define CHG_ST_TMO_STATUS (1 << 4)
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#define CHG_BAT_LT_STATUS (1 << 5)
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#define CHG_TYPEC_WD_STATUS (1 << 6)
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/* Battery Temperature Protection */
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#define MIN_CHARGE_TEMP 0
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#define MIN_CHARGE_TEMP_PLUS_X_DEGREE 6
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#define MAX_CHARGE_TEMP 50
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#define MAX_CHARGE_TEMP_MINUS_X_DEGREE 47
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#define MAX_ALG_NO 10
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enum bat_temp_state_enum {
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BAT_TEMP_LOW = 0,
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BAT_TEMP_NORMAL,
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BAT_TEMP_HIGH
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};
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enum chg_dev_notifier_events {
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EVENT_FULL,
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EVENT_RECHARGE,
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EVENT_DISCHARGE,
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};
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struct battery_thermal_protection_data {
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int sm;
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bool enable_min_charge_temp;
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int min_charge_temp;
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int min_charge_temp_plus_x_degree;
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int max_charge_temp;
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int max_charge_temp_minus_x_degree;
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};
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/* sw jeita */
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#define JEITA_TEMP_ABOVE_T4_CV 4240000
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#define JEITA_TEMP_T3_TO_T4_CV 4240000
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#define JEITA_TEMP_T2_TO_T3_CV 4340000
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#define JEITA_TEMP_T1_TO_T2_CV 4240000
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#define JEITA_TEMP_T0_TO_T1_CV 4040000
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#define JEITA_TEMP_BELOW_T0_CV 4040000
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#define TEMP_T4_THRES 50
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#define TEMP_T4_THRES_MINUS_X_DEGREE 47
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#define TEMP_T3_THRES 45
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#define TEMP_T3_THRES_MINUS_X_DEGREE 39
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#define TEMP_T2_THRES 10
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#define TEMP_T2_THRES_PLUS_X_DEGREE 16
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#define TEMP_T1_THRES 0
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#define TEMP_T1_THRES_PLUS_X_DEGREE 6
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#define TEMP_T0_THRES 0
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#define TEMP_T0_THRES_PLUS_X_DEGREE 0
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#define TEMP_NEG_10_THRES 0
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/*
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* Software JEITA
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* T0: -10 degree Celsius
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* T1: 0 degree Celsius
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* T2: 10 degree Celsius
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* T3: 45 degree Celsius
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* T4: 50 degree Celsius
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*/
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enum sw_jeita_state_enum {
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TEMP_BELOW_T0 = 0,
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TEMP_T0_TO_T1,
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TEMP_T1_TO_T2,
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TEMP_T2_TO_T3,
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TEMP_T3_TO_T4,
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TEMP_ABOVE_T4
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};
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struct sw_jeita_data {
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int sm;
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int pre_sm;
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int cv;
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bool charging;
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bool error_recovery_flag;
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};
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struct mtk_charger_algorithm {
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int (*do_algorithm)(struct mtk_charger *info);
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int (*enable_charging)(struct mtk_charger *info, bool en);
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int (*do_event)(struct notifier_block *nb, unsigned long ev, void *v);
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int (*change_current_setting)(struct mtk_charger *info);
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void *algo_data;
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};
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struct charger_custom_data {
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int battery_cv; /* uv */
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int max_charger_voltage;
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int max_charger_voltage_setting;
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int min_charger_voltage;
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int usb_charger_current;
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int ac_charger_current;
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int ac_charger_input_current;
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int charging_host_charger_current;
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/* sw jeita */
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int jeita_temp_above_t4_cv;
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int jeita_temp_t3_to_t4_cv;
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int jeita_temp_t2_to_t3_cv;
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int jeita_temp_t1_to_t2_cv;
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int jeita_temp_t0_to_t1_cv;
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int jeita_temp_below_t0_cv;
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int temp_t4_thres;
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int temp_t4_thres_minus_x_degree;
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int temp_t3_thres;
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int temp_t3_thres_minus_x_degree;
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int temp_t2_thres;
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int temp_t2_thres_plus_x_degree;
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int temp_t1_thres;
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int temp_t1_thres_plus_x_degree;
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int temp_t0_thres;
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int temp_t0_thres_plus_x_degree;
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int temp_neg_10_thres;
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/* battery temperature protection */
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int mtk_temperature_recharge_support;
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int max_charge_temp;
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int max_charge_temp_minus_x_degree;
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int min_charge_temp;
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int min_charge_temp_plus_x_degree;
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/* dynamic mivr */
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int min_charger_voltage_1;
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int min_charger_voltage_2;
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int max_dmivr_charger_current;
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};
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struct charger_data {
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int input_current_limit;
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int charging_current_limit;
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int force_charging_current;
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int thermal_input_current_limit;
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int thermal_charging_current_limit;
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int disable_charging_count;
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int input_current_limit_by_aicl;
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int junction_temp_min;
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int junction_temp_max;
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};
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enum chg_data_idx_enum {
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CHG1_SETTING,
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CHG2_SETTING,
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CHGS_SETTING_MAX,
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};
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struct mtk_charger {
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struct platform_device *pdev;
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struct charger_device *chg1_dev;
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struct notifier_block chg1_nb;
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struct charger_device *chg2_dev;
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struct charger_data chg_data[CHGS_SETTING_MAX];
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struct chg_limit_setting setting;
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enum charger_configuration config;
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struct power_supply_desc psy_desc1;
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struct power_supply_config psy_cfg1;
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struct power_supply *psy1;
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struct power_supply_desc psy_desc2;
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struct power_supply_config psy_cfg2;
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struct power_supply *psy2;
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struct power_supply *chg_psy;
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struct power_supply *bat_psy;
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struct adapter_device *pd_adapter;
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struct notifier_block pd_nb;
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struct mutex pd_lock;
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int pd_type;
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bool pd_reset;
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u32 bootmode;
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u32 boottype;
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int chr_type;
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int usb_state;
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struct mutex cable_out_lock;
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int cable_out_cnt;
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/* system lock */
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spinlock_t slock;
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struct wakeup_source *charger_wakelock;
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struct mutex charger_lock;
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/* thread related */
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wait_queue_head_t wait_que;
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bool charger_thread_timeout;
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unsigned int polling_interval;
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bool charger_thread_polling;
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/* alarm timer */
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struct alarm charger_timer;
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struct timespec endtime;
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bool is_suspend;
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struct notifier_block pm_notifier;
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/* notify charger user */
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struct srcu_notifier_head evt_nh;
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/* common info */
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int log_level;
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bool usb_unlimited;
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bool disable_charger;
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int battery_temp;
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bool can_charging;
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bool cmd_discharging;
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bool safety_timeout;
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bool vbusov_stat;
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bool is_chg_done;
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/* ATM */
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bool atm_enabled;
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const char *algorithm_name;
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struct mtk_charger_algorithm algo;
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/* dtsi custom data */
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struct charger_custom_data data;
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/* battery warning */
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unsigned int notify_code;
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unsigned int notify_test_mode;
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/* sw safety timer */
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bool enable_sw_safety_timer;
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bool sw_safety_timer_setting;
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struct timespec charging_begin_time;
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/* sw jeita */
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bool enable_sw_jeita;
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struct sw_jeita_data sw_jeita;
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/* battery thermal protection */
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struct battery_thermal_protection_data thermal;
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struct chg_alg_device *alg[MAX_ALG_NO];
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struct notifier_block chg_alg_nb;
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bool enable_hv_charging;
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/* water detection */
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bool water_detected;
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bool enable_dynamic_mivr;
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};
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/* functions which framework needs*/
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extern int mtk_basic_charger_init(struct mtk_charger *info);
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extern int mtk_pulse_charger_init(struct mtk_charger *info);
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extern int get_uisoc(struct mtk_charger *info);
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extern int get_battery_voltage(struct mtk_charger *info);
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extern int get_battery_temperature(struct mtk_charger *info);
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extern int get_battery_current(struct mtk_charger *info);
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extern int get_vbus(struct mtk_charger *info);
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extern int get_ibus(struct mtk_charger *info);
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extern bool is_battery_exist(struct mtk_charger *info);
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extern int get_charger_type(struct mtk_charger *info);
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extern int disable_hw_ovp(struct mtk_charger *info, int en);
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extern bool is_charger_exist(struct mtk_charger *info);
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extern int get_charger_temperature(struct mtk_charger *info,
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struct charger_device *chg);
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extern int get_charger_charging_current(struct mtk_charger *info,
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struct charger_device *chg);
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extern int get_charger_input_current(struct mtk_charger *info,
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struct charger_device *chg);
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extern int get_charger_zcv(struct mtk_charger *info,
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struct charger_device *chg);
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extern void _wake_up_charger(struct mtk_charger *info);
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/* functions for other */
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extern int mtk_chg_enable_vbus_ovp(bool enable);
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#endif /* __MTK_CHARGER_H */
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