push-switch.h

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#ifndef __ASM_SH_PUSH_SWITCH_H
#define __ASM_SH_PUSH_SWITCH_H

#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/workqueue.h>
#include <linux/platform_device.h>

struct push_switch {
    /* switch state */
    unsigned int        state:1;
    /* debounce timer */
    struct timer_list   debounce;
    /* workqueue */
    struct work_struct  work;
    /* platform device, for workqueue handler */
    struct platform_device  *pdev;
};

struct push_switch_platform_info {
    /* IRQ handler */
    irqreturn_t     (*irq_handler)(int irq, void *data);
    /* Special IRQ flags */
    unsigned int        irq_flags;
    /* Bit location of switch */
    unsigned int        bit;
    /* Symbolic switch name */
    const char      *name;
};

#endif /* __ASM_SH_PUSH_SWITCH_H */