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/* Copyright (c) 2016-2018 The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __SMB2_CHARGER_H
#define __SMB2_CHARGER_H
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/irqreturn.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/consumer.h>
#include <linux/extcon.h>
#include "storm-watch.h"
enum print_reason {
PR_INTERRUPT = BIT(0),
PR_REGISTER = BIT(1),
PR_MISC = BIT(2),
PR_PARALLEL = BIT(3),
PR_OTG = BIT(4),
};
#define DEFAULT_VOTER "DEFAULT_VOTER"
#define USER_VOTER "USER_VOTER"
#define PD_VOTER "PD_VOTER"
#define DCP_VOTER "DCP_VOTER"
#define QC_VOTER "QC_VOTER"
#define PL_USBIN_USBIN_VOTER "PL_USBIN_USBIN_VOTER"
#define USB_PSY_VOTER "USB_PSY_VOTER"
#define PL_TAPER_WORK_RUNNING_VOTER "PL_TAPER_WORK_RUNNING_VOTER"
#define PL_QNOVO_VOTER "PL_QNOVO_VOTER"
#define USBIN_V_VOTER "USBIN_V_VOTER"
#define CHG_STATE_VOTER "CHG_STATE_VOTER"
#define TYPEC_SRC_VOTER "TYPEC_SRC_VOTER"
#define TAPER_END_VOTER "TAPER_END_VOTER"
#define THERMAL_DAEMON_VOTER "THERMAL_DAEMON_VOTER"
#define CC_DETACHED_VOTER "CC_DETACHED_VOTER"
#define HVDCP_TIMEOUT_VOTER "HVDCP_TIMEOUT_VOTER"
#define PD_DISALLOWED_INDIRECT_VOTER "PD_DISALLOWED_INDIRECT_VOTER"
#define PD_HARD_RESET_VOTER "PD_HARD_RESET_VOTER"
#define VBUS_CC_SHORT_VOTER "VBUS_CC_SHORT_VOTER"
#define PD_INACTIVE_VOTER "PD_INACTIVE_VOTER"
#define BOOST_BACK_VOTER "BOOST_BACK_VOTER"
#define USBIN_USBIN_BOOST_VOTER "USBIN_USBIN_BOOST_VOTER"
#define HVDCP_INDIRECT_VOTER "HVDCP_INDIRECT_VOTER"
#define MICRO_USB_VOTER "MICRO_USB_VOTER"
#define DEBUG_BOARD_VOTER "DEBUG_BOARD_VOTER"
#define PD_SUSPEND_SUPPORTED_VOTER "PD_SUSPEND_SUPPORTED_VOTER"
#define PL_DELAY_VOTER "PL_DELAY_VOTER"
#define CTM_VOTER "CTM_VOTER"
#define SW_QC3_VOTER "SW_QC3_VOTER"
#define AICL_RERUN_VOTER "AICL_RERUN_VOTER"
#define LEGACY_UNKNOWN_VOTER "LEGACY_UNKNOWN_VOTER"
#define CC2_WA_VOTER "CC2_WA_VOTER"
#define QNOVO_VOTER "QNOVO_VOTER"
#define BATT_PROFILE_VOTER "BATT_PROFILE_VOTER"
#define OTG_DELAY_VOTER "OTG_DELAY_VOTER"
#define USBIN_I_VOTER "USBIN_I_VOTER"
#define WEAK_CHARGER_VOTER "WEAK_CHARGER_VOTER"
#define OTG_VOTER "OTG_VOTER"
#define PL_FCC_LOW_VOTER "PL_FCC_LOW_VOTER"
#define WBC_VOTER "WBC_VOTER"
#define MOISTURE_VOTER "MOISTURE_VOTER"
#define HVDCP2_ICL_VOTER "HVDCP2_ICL_VOTER"
#define OV_VOTER "OV_VOTER"
#define VCONN_MAX_ATTEMPTS 3
#define OTG_MAX_ATTEMPTS 3
#define BOOST_BACK_STORM_COUNT 3
#define WEAK_CHG_STORM_COUNT 8
enum smb_mode {
PARALLEL_MASTER = 0,
PARALLEL_SLAVE,
NUM_MODES,
};
enum {
QC_CHARGER_DETECTION_WA_BIT = BIT(0),
BOOST_BACK_WA = BIT(1),
TYPEC_CC2_REMOVAL_WA_BIT = BIT(2),
QC_AUTH_INTERRUPT_WA_BIT = BIT(3),
OTG_WA = BIT(4),
OV_IRQ_WA_BIT = BIT(5),
TYPEC_PBS_WA_BIT = BIT(6),
};
enum smb_irq_index {
CHG_ERROR_IRQ = 0,
CHG_STATE_CHANGE_IRQ,
STEP_CHG_STATE_CHANGE_IRQ,
STEP_CHG_SOC_UPDATE_FAIL_IRQ,
STEP_CHG_SOC_UPDATE_REQ_IRQ,
OTG_FAIL_IRQ,
OTG_OVERCURRENT_IRQ,
OTG_OC_DIS_SW_STS_IRQ,
TESTMODE_CHANGE_DET_IRQ,
BATT_TEMP_IRQ,
BATT_OCP_IRQ,
BATT_OV_IRQ,
BATT_LOW_IRQ,
BATT_THERM_ID_MISS_IRQ,
BATT_TERM_MISS_IRQ,
USBIN_COLLAPSE_IRQ,
USBIN_LT_3P6V_IRQ,
USBIN_UV_IRQ,
USBIN_OV_IRQ,
USBIN_PLUGIN_IRQ,
USBIN_SRC_CHANGE_IRQ,
USBIN_ICL_CHANGE_IRQ,
TYPE_C_CHANGE_IRQ,
DCIN_COLLAPSE_IRQ,
DCIN_LT_3P6V_IRQ,
DCIN_UV_IRQ,
DCIN_OV_IRQ,
DCIN_PLUGIN_IRQ,
DIV2_EN_DG_IRQ,
DCIN_ICL_CHANGE_IRQ,
WDOG_SNARL_IRQ,
WDOG_BARK_IRQ,
AICL_FAIL_IRQ,
AICL_DONE_IRQ,
HIGH_DUTY_CYCLE_IRQ,
INPUT_CURRENT_LIMIT_IRQ,
TEMPERATURE_CHANGE_IRQ,
SWITCH_POWER_OK_IRQ,
SMB_IRQ_MAX,
};
enum try_sink_exit_mode {
ATTACHED_SRC = 0,
ATTACHED_SINK,
UNATTACHED_SINK,
};
struct smb_irq_info {
const char *name;
const irq_handler_t handler;
const bool wake;
const struct storm_watch storm_data;
struct smb_irq_data *irq_data;
int irq;
};
static const unsigned int smblib_extcon_cable[] = {
EXTCON_USB,
EXTCON_USB_HOST,
EXTCON_NONE,
};
/* EXTCON_USB and EXTCON_USB_HOST are mutually exclusive */
static const u32 smblib_extcon_exclusive[] = {0x3, 0};
struct smb_regulator {
struct regulator_dev *rdev;
struct regulator_desc rdesc;
};
struct smb_irq_data {
void *parent_data;
const char *name;
struct storm_watch storm_data;
};
struct smb_chg_param {
const char *name;
u16 reg;
int min_u;
int max_u;
int step_u;
int (*get_proc)(struct smb_chg_param *param,
u8 val_raw);
int (*set_proc)(struct smb_chg_param *param,
int val_u,
u8 *val_raw);
};
struct smb_chg_freq {
unsigned int freq_5V;
unsigned int freq_6V_8V;
unsigned int freq_9V;
unsigned int freq_12V;
unsigned int freq_removal;
unsigned int freq_below_otg_threshold;
unsigned int freq_above_otg_threshold;
};
struct smb_params {
struct smb_chg_param fcc;
struct smb_chg_param fv;
struct smb_chg_param usb_icl;
struct smb_chg_param icl_stat;
struct smb_chg_param otg_cl;
struct smb_chg_param dc_icl;
struct smb_chg_param dc_icl_pt_lv;
struct smb_chg_param dc_icl_pt_hv;
struct smb_chg_param dc_icl_div2_lv;
struct smb_chg_param dc_icl_div2_mid_lv;
struct smb_chg_param dc_icl_div2_mid_hv;
struct smb_chg_param dc_icl_div2_hv;
struct smb_chg_param jeita_cc_comp;
struct smb_chg_param freq_buck;
struct smb_chg_param freq_boost;
};
struct parallel_params {
struct power_supply *psy;
};
struct smb_iio {
struct iio_channel *temp_chan;
struct iio_channel *temp_max_chan;
struct iio_channel *usbin_i_chan;
struct iio_channel *usbin_v_chan;
struct iio_channel *batt_i_chan;
struct iio_channel *connector_temp_chan;
struct iio_channel *connector_temp_thr1_chan;
struct iio_channel *connector_temp_thr2_chan;
struct iio_channel *connector_temp_thr3_chan;
};
struct reg_info {
u16 reg;
u8 mask;
u8 val;
u8 bak;
const char *desc;
};
struct smb_charger {
struct device *dev;
char *name;
struct regmap *regmap;
struct smb_irq_info *irq_info;
struct smb_params param;
struct smb_iio iio;
int *debug_mask;
int *try_sink_enabled;
int *audio_headset_drp_wait_ms;
enum smb_mode mode;
struct smb_chg_freq chg_freq;
int smb_version;
int otg_delay_ms;
int *weak_chg_icl_ua;
/* locks */
struct mutex lock;
struct mutex write_lock;
struct mutex ps_change_lock;
struct mutex otg_oc_lock;
struct mutex vconn_oc_lock;
/* power supplies */
struct power_supply *batt_psy;
struct power_supply *usb_psy;
struct power_supply *dc_psy;
struct power_supply *bms_psy;
struct power_supply_desc usb_psy_desc;
struct power_supply *usb_main_psy;
struct power_supply *usb_port_psy;
enum power_supply_type real_charger_type;
/* notifiers */
struct notifier_block nb;
/* parallel charging */
struct parallel_params pl;
/* regulators */
struct smb_regulator *vbus_vreg;
struct smb_regulator *vconn_vreg;
struct regulator *dpdm_reg;
/* votables */
struct votable *dc_suspend_votable;
struct votable *fcc_votable;
struct votable *fv_votable;
struct votable *usb_icl_votable;
struct votable *dc_icl_votable;
struct votable *pd_disallowed_votable_indirect;
struct votable *pd_allowed_votable;
struct votable *awake_votable;
struct votable *pl_disable_votable;
struct votable *chg_disable_votable;
struct votable *pl_enable_votable_indirect;
struct votable *hvdcp_disable_votable_indirect;
struct votable *hvdcp_enable_votable;
struct votable *apsd_disable_votable;
struct votable *hvdcp_hw_inov_dis_votable;
struct votable *usb_irq_enable_votable;
struct votable *typec_irq_disable_votable;
struct votable *disable_power_role_switch;
/* work */
struct work_struct bms_update_work;
struct work_struct pl_update_work;
struct work_struct rdstd_cc2_detach_work;
struct delayed_work hvdcp_detect_work;
struct delayed_work ps_change_timeout_work;
struct delayed_work clear_hdc_work;
struct work_struct otg_oc_work;
struct work_struct vconn_oc_work;
struct delayed_work otg_ss_done_work;
struct delayed_work icl_change_work;
struct delayed_work pl_enable_work;
struct work_struct legacy_detection_work;
struct delayed_work uusb_otg_work;
struct delayed_work bb_removal_work;
/* cached status */
int voltage_min_uv;
int voltage_max_uv;
int pd_active;
bool system_suspend_supported;
int boost_threshold_ua;
int system_temp_level;
int thermal_levels;
int *thermal_mitigation;
int dcp_icl_ua;
int fake_capacity;
int fake_batt_status;
bool step_chg_enabled;
bool sw_jeita_enabled;
bool is_hdc;
bool chg_done;
bool connector_type;
bool otg_en;
bool vconn_en;
bool suspend_input_on_debug_batt;
int otg_attempts;
int vconn_attempts;
int default_icl_ua;
int otg_cl_ua;
bool uusb_apsd_rerun_done;
bool pd_hard_reset;
bool typec_present;
u8 typec_status[5];
bool typec_legacy_valid;
int fake_input_current_limited;
bool pr_swap_in_progress;
int typec_mode;
int usb_icl_change_irq_enabled;
u32 jeita_status;
u8 float_cfg;
bool use_extcon;
bool otg_present;
bool is_audio_adapter;
bool disable_stat_sw_override;
/* workaround flag */
u32 wa_flags;
bool cc2_detach_wa_active;
bool typec_en_dis_active;
bool try_sink_active;
int boost_current_ua;
int temp_speed_reading_count;
int qc2_max_pulses;
bool non_compliant_chg_detected;
bool fake_usb_insertion;
/* extcon for VBUS / ID notification to USB for uUSB */
struct extcon_dev *extcon;
/* battery profile */
int batt_profile_fcc_ua;
int batt_profile_fv_uv;
/* qnovo */
int usb_icl_delta_ua;
int pulse_cnt;
int die_health;
};
int smblib_read(struct smb_charger *chg, u16 addr, u8 *val);
int smblib_masked_write(struct smb_charger *chg, u16 addr, u8 mask, u8 val);
int smblib_write(struct smb_charger *chg, u16 addr, u8 val);
int smblib_get_charge_param(struct smb_charger *chg,
struct smb_chg_param *param, int *val_u);
int smblib_get_usb_suspend(struct smb_charger *chg, int *suspend);
int smblib_enable_charging(struct smb_charger *chg, bool enable);
int smblib_set_charge_param(struct smb_charger *chg,
struct smb_chg_param *param, int val_u);
int smblib_set_usb_suspend(struct smb_charger *chg, bool suspend);
int smblib_set_dc_suspend(struct smb_charger *chg, bool suspend);
int smblib_mapping_soc_from_field_value(struct smb_chg_param *param,
int val_u, u8 *val_raw);
int smblib_mapping_cc_delta_to_field_value(struct smb_chg_param *param,
u8 val_raw);
int smblib_mapping_cc_delta_from_field_value(struct smb_chg_param *param,
int val_u, u8 *val_raw);
int smblib_set_chg_freq(struct smb_chg_param *param,
int val_u, u8 *val_raw);
int smblib_vbus_regulator_enable(struct regulator_dev *rdev);
int smblib_vbus_regulator_disable(struct regulator_dev *rdev);
int smblib_vbus_regulator_is_enabled(struct regulator_dev *rdev);
int smblib_vconn_regulator_enable(struct regulator_dev *rdev);
int smblib_vconn_regulator_disable(struct regulator_dev *rdev);
int smblib_vconn_regulator_is_enabled(struct regulator_dev *rdev);
irqreturn_t smblib_handle_debug(int irq, void *data);
irqreturn_t smblib_handle_otg_overcurrent(int irq, void *data);
irqreturn_t smblib_handle_chg_state_change(int irq, void *data);
irqreturn_t smblib_handle_batt_temp_changed(int irq, void *data);
irqreturn_t smblib_handle_batt_psy_changed(int irq, void *data);
irqreturn_t smblib_handle_usb_psy_changed(int irq, void *data);
irqreturn_t smblib_handle_usbin_uv(int irq, void *data);
irqreturn_t smblib_handle_usb_plugin(int irq, void *data);
irqreturn_t smblib_handle_usb_source_change(int irq, void *data);
irqreturn_t smblib_handle_icl_change(int irq, void *data);
irqreturn_t smblib_handle_usb_typec_change(int irq, void *data);
irqreturn_t smblib_handle_dc_plugin(int irq, void *data);
irqreturn_t smblib_handle_high_duty_cycle(int irq, void *data);
irqreturn_t smblib_handle_switcher_power_ok(int irq, void *data);
irqreturn_t smblib_handle_wdog_bark(int irq, void *data);
int smblib_get_prop_input_suspend(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_batt_present(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_batt_capacity(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_batt_status(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_batt_charge_type(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_batt_charge_done(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_batt_health(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_system_temp_level(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_system_temp_level_max(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_input_current_limited(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_set_prop_input_suspend(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_batt_capacity(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_batt_status(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_system_temp_level(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_input_current_limited(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_get_prop_dc_present(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_dc_online(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_dc_current_max(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_set_prop_dc_current_max(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_get_prop_usb_present(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_usb_online(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_usb_suspend(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_usb_voltage_max(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_usb_voltage_max_design(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_usb_voltage_now(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_usb_current_now(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_typec_cc_orientation(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_typec_power_role(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_pd_allowed(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_input_current_settled(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_input_voltage_settled(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_pd_in_hard_reset(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_pe_start(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_charger_temp(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_charger_temp_max(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_die_health(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_charge_qnovo_enable(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_set_prop_pd_current_max(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_sdp_current_max(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_pd_voltage_max(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_pd_voltage_min(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_boost_current(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_typec_power_role(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_pd_active(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_pd_in_hard_reset(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_get_prop_slave_current_now(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_set_prop_ship_mode(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_set_prop_charge_qnovo_enable(struct smb_charger *chg,
const union power_supply_propval *val);
void smblib_suspend_on_debug_battery(struct smb_charger *chg);
int smblib_rerun_apsd_if_required(struct smb_charger *chg);
int smblib_get_prop_fcc_delta(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_icl_override(struct smb_charger *chg, bool override);
int smblib_dp_dm(struct smb_charger *chg, int val);
int smblib_disable_hw_jeita(struct smb_charger *chg, bool disable);
int smblib_rerun_aicl(struct smb_charger *chg);
int smblib_set_icl_current(struct smb_charger *chg, int icl_ua);
int smblib_get_icl_current(struct smb_charger *chg, int *icl_ua);
int smblib_get_charge_current(struct smb_charger *chg, int *total_current_ua);
int smblib_get_prop_pr_swap_in_progress(struct smb_charger *chg,
union power_supply_propval *val);
int smblib_get_prop_from_bms(struct smb_charger *chg,
enum power_supply_property psp,
union power_supply_propval *val);
int smblib_set_prop_pr_swap_in_progress(struct smb_charger *chg,
const union power_supply_propval *val);
int smblib_stat_sw_override_cfg(struct smb_charger *chg, bool override);
void smblib_usb_typec_change(struct smb_charger *chg);
int smblib_toggle_stat(struct smb_charger *chg, int reset);
int smblib_init(struct smb_charger *chg);
int smblib_deinit(struct smb_charger *chg);
#endif /* __SMB2_CHARGER_H */