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