// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2022 Richtek Technology Corp. * * Authors: Alina Yu <[email protected]> * ChiYuan Huang <[email protected]> */ #include <linux/bits.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/interrupt.h> #include <linux/kstrtox.h> #include <linux/linear_range.h> #include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/mutex.h> #include <linux/of.h> #include <linux/power_supply.h> #include <linux/regmap.h> #include <linux/regulator/driver.h> #include <linux/sysfs.h> #define RT9471_REG_OTGCFG … #define RT9471_REG_TOP … #define RT9471_REG_FUNC … #define RT9471_REG_IBUS … #define RT9471_REG_VBUS … #define RT9471_REG_PRECHG … #define RT9471_REG_VCHG … #define RT9471_REG_ICHG … #define RT9471_REG_CHGTMR … #define RT9471_REG_EOC … #define RT9471_REG_INFO … #define RT9471_REG_JEITA … #define RT9471_REG_PUMP_EXP … #define RT9471_REG_DPDMDET … #define RT9471_REG_ICSTAT … #define RT9471_REG_STAT0 … #define RT9471_REG_STAT1 … #define RT9471_REG_STAT2 … #define RT9471_REG_IRQ0 … #define RT9471_REG_MASK0 … #define RT9471_OTGCV_MASK … #define RT9471_OTGCC_MASK … #define RT9471_OTGEN_MASK … #define RT9471_CHGFAULT_MASK … #define RT9471_NUM_IRQ_REGS … #define RT9471_OTGCV_MINUV … #define RT9471_OTGCV_STEPUV … #define RT9471_NUM_VOTG … #define RT9471_VCHG_MAXUV … #define RT9471_ICHG_MAXUA … /* Device ID */ #define RT9470_DEVID … #define RT9470D_DEVID … #define RT9471_DEVID … #define RT9471D_DEVID … /* IRQ number */ #define RT9471_IRQ_BC12_DONE … #define RT9471_IRQ_DETACH … #define RT9471_IRQ_RECHG … #define RT9471_IRQ_CHG_DONE … #define RT9471_IRQ_BG_CHG … #define RT9471_IRQ_IE0C … #define RT9471_IRQ_CHG_RDY … #define RT9471_IRQ_VBUS_GD … #define RT9471_IRQ_CHG_BATOV … #define RT9471_IRQ_CHG_SYSOV … #define RT9471_IRQ_CHG_TOUT … #define RT9471_IRQ_CHG_BUSUV … #define RT9471_IRQ_CHG_THREG … #define RT9471_IRQ_CHG_AICR … #define RT9471_IRQ_CHG_MIVR … #define RT9471_IRQ_SYS_SHORT … #define RT9471_IRQ_SYS_MIN … #define RT9471_IRQ_AICC_DONE … #define RT9471_IRQ_PE_DONE … #define RT9471_IRQ_JEITA_COLD … #define RT9471_IRQ_JEITA_COOL … #define RT9471_IRQ_JEITA_WARM … #define RT9471_IRQ_JEITA_HOT … #define RT9471_IRQ_OTG_FAULT … #define RT9471_IRQ_OTG_LBP … #define RT9471_IRQ_OTG_CC … #define RT9471_IRQ_WDT … #define RT9471_IRQ_VAC_OV … #define RT9471_IRQ_OTP … enum rt9471_fields { … }; enum rt9471_ranges { … }; enum { … }; struct rt9471_chip { … }; static const struct reg_field rt9471_reg_fields[F_MAX_FIELDS] = …; static const struct linear_range rt9471_chg_ranges[RT9471_MAX_RANGES] = …; static int rt9471_set_value_by_field_range(struct rt9471_chip *chip, enum rt9471_fields field, enum rt9471_ranges range, int val) { … } static int rt9471_get_value_by_field_range(struct rt9471_chip *chip, enum rt9471_fields field, enum rt9471_ranges range, int *val) { … } static int rt9471_set_ieoc(struct rt9471_chip *chip, int microamp) { … } static int rt9471_get_ieoc(struct rt9471_chip *chip, int *microamp) { … } static int rt9471_get_status(struct rt9471_chip *chip, int *status) { … } static int rt9471_get_vbus_good(struct rt9471_chip *chip, int *stat) { … } static int rt9471_get_usb_type(struct rt9471_chip *chip, int *usb_type) { … } static int rt9471_get_usb_type_current(struct rt9471_chip *chip, int *microamp) { … } static enum power_supply_property rt9471_charger_properties[] = …; static enum power_supply_usb_type rt9471_charger_usb_types[] = …; static int rt9471_charger_property_is_writeable(struct power_supply *psy, enum power_supply_property psp) { … } static int rt9471_charger_set_property(struct power_supply *psy, enum power_supply_property psp, const union power_supply_propval *val) { … } static const char * const rt9471_manufacturer = …; static const char * const rt9471_model = …; static int rt9471_charger_get_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val) { … } static irqreturn_t rt9471_vbus_gd_handler(int irqno, void *devid) { … } static irqreturn_t rt9471_detach_handler(int irqno, void *devid) { … } static irqreturn_t rt9471_bc12_done_handler(int irqno, void *devid) { … } static irqreturn_t rt9471_wdt_handler(int irqno, void *devid) { … } static irqreturn_t rt9471_otg_fault_handler(int irqno, void *devid) { … } #define RT9471_IRQ_DESC(_name, _hwirq) … static int rt9471_register_interrupts(struct rt9471_chip *chip) { … } static const struct regulator_ops rt9471_otg_ops = …; static const unsigned int rt9471_otg_microamp[] = …; static const struct regulator_desc rt9471_otg_rdesc = …; static int rt9471_register_otg_regulator(struct rt9471_chip *chip) { … } static inline struct rt9471_chip *psy_device_to_chip(struct device *dev) { … } static ssize_t sysoff_enable_show(struct device *dev, struct device_attribute *attr, char *buf) { … } static ssize_t sysoff_enable_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { … } static ssize_t port_detect_enable_show(struct device *dev, struct device_attribute *attr, char *buf) { … } static ssize_t port_detect_enable_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { … } static DEVICE_ATTR_RW(sysoff_enable); static DEVICE_ATTR_RW(port_detect_enable); static struct attribute *rt9471_sysfs_attrs[] = …; ATTRIBUTE_GROUPS(…); static int rt9471_register_psy(struct rt9471_chip *chip) { … } static const struct regmap_irq rt9471_regmap_irqs[] = …; static const struct regmap_irq_chip rt9471_irq_chip = …; static const struct reg_sequence rt9471_init_regs[] = …; static int rt9471_check_devinfo(struct rt9471_chip *chip) { … } static bool rt9471_accessible_reg(struct device *dev, unsigned int reg) { … } static const struct regmap_config rt9471_regmap_config = …; static int rt9471_probe(struct i2c_client *i2c) { … } static void rt9471_shutdown(struct i2c_client *i2c) { … } static const struct of_device_id rt9471_of_device_id[] = …; MODULE_DEVICE_TABLE(of, rt9471_of_device_id); static struct i2c_driver rt9471_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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