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/*
* leds-aat1290a.h - Flash-led driver for AAT 1290A
*
* Copyright (C) 2011 Samsung Electronics
* DongHyun Chang <dh348.chang@samsung.com>
*
* 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 __LEDS_AAT1290A_H__
#define __LEDS_AAT1290A_H__
#include <linux/platform_device.h>
#include <linux/miscdevice.h>
#include <linux/fs.h>
#include <linux/delay.h>
#define LED_ERROR(x, ...) printk(KERN_ERR "%s : " x, __func__, ##__VA_ARGS__)
enum aat1290a_brightness {
TORCH_BRIGHTNESS_100 = 1,
TORCH_BRIGHTNESS_89,
TORCH_BRIGHTNESS_79,
TORCH_BRIGHTNESS_71,
TORCH_BRIGHTNESS_63,
TORCH_BRIGHTNESS_56,
TORCH_BRIGHTNESS_50,
TORCH_BRIGHTNESS_45,
TORCH_BRIGHTNESS_40,
TORCH_BRIGHTNESS_36,
TORCH_BRIGHTNESS_32,
TORCH_BRIGHTNESS_28,
TORCH_BRIGHTNESS_25,
TORCH_BRIGHTNESS_22,
TORCH_BRIGHTNESS_20,
TORCH_BRIGHTNESS_0,
TORCH_BRIGHTNESS_INVALID,
};
enum aat1290a_status {
STATUS_UNAVAILABLE = 0,
STATUS_AVAILABLE,
STATUS_INVALID,
};
#define IOCTL_AAT1290A 'A'
#define IOCTL_AAT1290A_SET_BRIGHTNESS \
_IOW(IOCTL_AAT1290A, 0, enum aat1290a_brightness)
#define IOCTL_AAT1290A_GET_STATUS \
_IOR(IOCTL_AAT1290A, 1, enum aat1290a_status)
#define IOCTL_AAT1290A_SET_POWER _IOW(IOCTL_AAT1290A, 2, int)
struct aat1290a_led_platform_data {
enum aat1290a_brightness brightness;
enum aat1290a_status status;
void (*switch_sel) (int enable);
int (*initGpio) (void);
int (*setGpio) (void);
int (*freeGpio) (void);
void (*torch_en) (int onoff);
void (*torch_set) (int onoff);
};
ssize_t aat1290a_power(struct device *dev,
struct device_attribute *attr, const char *buf,
size_t count);
#endif
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