extcon-adc-jack.h

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/*
 * include/linux/extcon/extcon-adc-jack.h
 *
 * Analog Jack extcon driver with ADC-based detection capability.
 *
 * Copyright (C) 2012 Samsung Electronics
 * MyungJoo Ham <[email protected]>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 */

#ifndef _EXTCON_ADC_JACK_H_
#define _EXTCON_ADC_JACK_H_ __FILE__

#include <linux/module.h>
#include <linux/extcon.h>

struct adc_jack_cond {
    u32 state; /* extcon state value. 0 if invalid */
    u32 min_adc;
    u32 max_adc;
};

struct adc_jack_pdata {
    const char *name;
    const char *consumer_channel;
    /*
     * The last entry should be NULL
     */
    const char **cable_names;
    /* The last entry's state should be 0 */
    struct adc_jack_cond *adc_conditions;

    unsigned long irq_flags;
    unsigned long handling_delay_ms; /* in ms */
};

#endif /* _EXTCON_ADC_JACK_H */