/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) ST-Ericsson 2010 - 2013 * Author: Martin Persson <martin.persson@stericsson.com> * Hongbo Zhang <hongbo.zhang@linaro.com> */ #ifndef _ABX500_H #define _ABX500_H #define NUM_SENSORS 5 struct abx500_temp; /* * struct abx500_temp_ops - abx500 chip specific ops * @read_sensor: reads gpadc output * @irq_handler: irq handler * @show_name: hwmon device name * @show_label: hwmon attribute label * @is_visible: is attribute visible */ struct abx500_temp_ops { int (*read_sensor)(struct abx500_temp *, u8, int *); int (*irq_handler)(int, struct abx500_temp *); ssize_t (*show_name)(struct device *, struct device_attribute *, char *); ssize_t (*show_label) (struct device *, struct device_attribute *, char *); int (*is_visible)(struct attribute *, int); }; /* * struct abx500_temp - representation of temp mon device * @pdev: platform device * @hwmon_dev: hwmon device * @ops: abx500 chip specific ops * @gpadc_addr: gpadc channel address * @min: sensor temperature min value * @max: sensor temperature max value * @max_hyst: sensor temperature hysteresis value for max limit * @min_alarm: sensor temperature min alarm * @max_alarm: sensor temperature max alarm * @work: delayed work scheduled to monitor temperature periodically * @work_active: True if work is active * @lock: mutex * @monitored_sensors: number of monitored sensors * @plat_data: private usage, usually points to platform specific data */ struct abx500_temp { struct platform_device *pdev; struct device *hwmon_dev; struct abx500_temp_ops ops; u8 gpadc_addr[NUM_SENSORS]; unsigned long min[NUM_SENSORS]; unsigned long max[NUM_SENSORS]; unsigned long max_hyst[NUM_SENSORS]; bool min_alarm[NUM_SENSORS]; bool max_alarm[NUM_SENSORS]; struct delayed_work work; bool work_active; struct mutex lock; int monitored_sensors; void *plat_data; }; int abx500_hwmon_init(struct abx500_temp *data); #endif /* _ABX500_H */