// SPDX-License-Identifier: GPL-2.0+ /* * Azoteq IQS620A/621/622/624/625 Multi-Function Sensors * * Copyright (C) 2019 Jeff LaBundy <[email protected]> * * These devices rely on application-specific register settings and calibration * data developed in and exported from a suite of GUIs offered by the vendor. A * separate tool converts the GUIs' ASCII-based output into a standard firmware * file parsed by the driver. * * Link to datasheets and GUIs: https://www.azoteq.com/ * * Link to conversion tool: https://github.com/jlabundy/iqs62x-h2bin.git */ #include <linux/completion.h> #include <linux/delay.h> #include <linux/device.h> #include <linux/err.h> #include <linux/firmware.h> #include <linux/i2c.h> #include <linux/interrupt.h> #include <linux/kernel.h> #include <linux/list.h> #include <linux/mfd/core.h> #include <linux/mfd/iqs62x.h> #include <linux/module.h> #include <linux/notifier.h> #include <linux/of.h> #include <linux/property.h> #include <linux/regmap.h> #include <linux/slab.h> #include <asm/unaligned.h> #define IQS62X_PROD_NUM … #define IQS62X_SYS_FLAGS … #define IQS620_HALL_FLAGS … #define IQS621_HALL_FLAGS … #define IQS622_HALL_FLAGS … #define IQS624_INTERVAL_NUM … #define IQS625_INTERVAL_NUM … #define IQS622_PROX_SETTINGS_4 … #define IQS620_PROX_SETTINGS_4 … #define IQS620_PROX_SETTINGS_4_SAR_EN … #define IQS621_ALS_CAL_DIV_LUX … #define IQS621_ALS_CAL_DIV_IR … #define IQS620_TEMP_CAL_MULT … #define IQS620_TEMP_CAL_DIV … #define IQS620_TEMP_CAL_OFFS … #define IQS62X_SYS_SETTINGS … #define IQS62X_SYS_SETTINGS_ACK_RESET … #define IQS62X_SYS_SETTINGS_EVENT_MODE … #define IQS62X_SYS_SETTINGS_CLK_DIV … #define IQS62X_SYS_SETTINGS_COMM_ATI … #define IQS62X_SYS_SETTINGS_REDO_ATI … #define IQS62X_PWR_SETTINGS … #define IQS62X_PWR_SETTINGS_DIS_AUTO … #define IQS62X_PWR_SETTINGS_PWR_MODE_MASK … #define IQS62X_PWR_SETTINGS_PWR_MODE_HALT … #define IQS62X_PWR_SETTINGS_PWR_MODE_NORM … #define IQS62X_OTP_CMD … #define IQS62X_OTP_CMD_FG3 … #define IQS62X_OTP_DATA … #define IQS62X_MAX_REG … #define IQS62X_HALL_CAL_MASK … #define IQS62X_FW_REC_TYPE_INFO … #define IQS62X_FW_REC_TYPE_PROD … #define IQS62X_FW_REC_TYPE_HALL … #define IQS62X_FW_REC_TYPE_MASK … #define IQS62X_FW_REC_TYPE_DATA … #define IQS62X_ATI_STARTUP_MS … #define IQS62X_FILT_SETTLE_MS … struct iqs62x_fw_rec { … } __packed; struct iqs62x_fw_blk { … }; struct iqs62x_info { … } __packed; static int iqs62x_dev_init(struct iqs62x_core *iqs62x) { … } static int iqs62x_firmware_parse(struct iqs62x_core *iqs62x, const struct firmware *fw) { … } const struct iqs62x_event_desc iqs62x_events[IQS62X_NUM_EVENTS] = …; EXPORT_SYMBOL_GPL(…); static irqreturn_t iqs62x_irq(int irq, void *context) { … } static void iqs62x_firmware_load(const struct firmware *fw, void *context) { … } static const struct mfd_cell iqs620at_sub_devs[] = …; static const struct mfd_cell iqs620a_sub_devs[] = …; static const struct mfd_cell iqs621_sub_devs[] = …; static const struct mfd_cell iqs622_sub_devs[] = …; static const struct mfd_cell iqs624_sub_devs[] = …; static const struct mfd_cell iqs625_sub_devs[] = …; static const u8 iqs620at_cal_regs[] = …; static const u8 iqs621_cal_regs[] = …; static const enum iqs62x_event_reg iqs620a_event_regs[][IQS62X_EVENT_SIZE] = …; static const enum iqs62x_event_reg iqs621_event_regs[][IQS62X_EVENT_SIZE] = …; static const enum iqs62x_event_reg iqs622_event_regs[][IQS62X_EVENT_SIZE] = …; static const enum iqs62x_event_reg iqs624_event_regs[][IQS62X_EVENT_SIZE] = …; static const enum iqs62x_event_reg iqs625_event_regs[][IQS62X_EVENT_SIZE] = …; static const struct iqs62x_dev_desc iqs62x_devs[] = …; static const struct regmap_config iqs62x_regmap_config = …; static int iqs62x_probe(struct i2c_client *client) { … } static void iqs62x_remove(struct i2c_client *client) { … } static int __maybe_unused iqs62x_suspend(struct device *dev) { … } static int __maybe_unused iqs62x_resume(struct device *dev) { … } static SIMPLE_DEV_PM_OPS(iqs62x_pm, iqs62x_suspend, iqs62x_resume); static const struct of_device_id iqs62x_of_match[] = …; MODULE_DEVICE_TABLE(of, iqs62x_of_match); static struct i2c_driver iqs62x_i2c_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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