/*
   * 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 */