| /* |
| * Copyright (C) ST-Ericsson 2010 - 2013 |
| * License terms: GNU General Public License v2 |
| * 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 */ |