6b13f685e
 김민수
BSP 최초 추가
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/*
* lm3533.h -- LM3533 interface
*
* Copyright (C) 2011-2012 Texas Instruments
*
* Author: Johan Hovold <jhovold@gmail.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __LINUX_MFD_LM3533_H
#define __LINUX_MFD_LM3533_H
#define LM3533_ATTR_RO(_name) \
DEVICE_ATTR(_name, S_IRUGO, show_##_name, NULL)
#define LM3533_ATTR_RW(_name) \
DEVICE_ATTR(_name, S_IRUGO | S_IWUSR , show_##_name, store_##_name)
struct device;
struct regmap;
struct lm3533 {
struct device *dev;
struct regmap *regmap;
int gpio_hwen;
int irq;
unsigned have_als:1;
unsigned have_backlights:1;
unsigned have_leds:1;
};
struct lm3533_ctrlbank {
struct lm3533 *lm3533;
struct device *dev;
int id;
};
struct lm3533_als_platform_data {
unsigned pwm_mode:1; /* PWM input mode (default analog) */
u8 r_select; /* 1 - 127 (ignored in PWM-mode) */
};
struct lm3533_bl_platform_data {
char *name;
u16 max_current; /* 5000 - 29800 uA (800 uA step) */
u8 default_brightness; /* 0 - 255 */
u8 pwm; /* 0 - 0x3f */
};
struct lm3533_led_platform_data {
char *name;
const char *default_trigger;
u16 max_current; /* 5000 - 29800 uA (800 uA step) */
u8 pwm; /* 0 - 0x3f */
};
enum lm3533_boost_freq {
LM3533_BOOST_FREQ_500KHZ,
LM3533_BOOST_FREQ_1000KHZ,
};
enum lm3533_boost_ovp {
LM3533_BOOST_OVP_16V,
LM3533_BOOST_OVP_24V,
LM3533_BOOST_OVP_32V,
LM3533_BOOST_OVP_40V,
};
struct lm3533_platform_data {
int gpio_hwen;
enum lm3533_boost_ovp boost_ovp;
enum lm3533_boost_freq boost_freq;
struct lm3533_als_platform_data *als;
struct lm3533_bl_platform_data *backlights;
int num_backlights;
struct lm3533_led_platform_data *leds;
int num_leds;
};
extern int lm3533_ctrlbank_enable(struct lm3533_ctrlbank *cb);
extern int lm3533_ctrlbank_disable(struct lm3533_ctrlbank *cb);
extern int lm3533_ctrlbank_set_brightness(struct lm3533_ctrlbank *cb, u8 val);
extern int lm3533_ctrlbank_get_brightness(struct lm3533_ctrlbank *cb, u8 *val);
extern int lm3533_ctrlbank_set_max_current(struct lm3533_ctrlbank *cb,
u16 imax);
extern int lm3533_ctrlbank_set_pwm(struct lm3533_ctrlbank *cb, u8 val);
extern int lm3533_ctrlbank_get_pwm(struct lm3533_ctrlbank *cb, u8 *val);
extern int lm3533_read(struct lm3533 *lm3533, u8 reg, u8 *val);
extern int lm3533_write(struct lm3533 *lm3533, u8 reg, u8 val);
extern int lm3533_update(struct lm3533 *lm3533, u8 reg, u8 val, u8 mask);
#endif /* __LINUX_MFD_LM3533_H */
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