/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * lm3533.h -- LM3533 interface * * Copyright (C) 2011-2012 Texas Instruments * * Author: Johan Hovold <jhovold@gmail.com> */ #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 gpio_desc; struct regmap; struct lm3533 { struct device *dev; struct regmap *regmap; struct gpio_desc *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 { 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 */