1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * lm3533.h -- LM3533 interface
5 * Copyright (C) 2011-2012 Texas Instruments
7 * Author: Johan Hovold <jhovold@gmail.com>
10 #ifndef __LINUX_MFD_LM3533_H
11 #define __LINUX_MFD_LM3533_H
13 #define LM3533_ATTR_RO(_name) \
14 DEVICE_ATTR(_name, S_IRUGO, show_##_name, NULL)
15 #define LM3533_ATTR_RW(_name) \
16 DEVICE_ATTR(_name, S_IRUGO | S_IWUSR , show_##_name, store_##_name)
24 struct regmap *regmap;
30 unsigned have_backlights:1;
34 struct lm3533_ctrlbank {
35 struct lm3533 *lm3533;
40 struct lm3533_als_platform_data {
41 unsigned pwm_mode:1; /* PWM input mode (default analog) */
42 u8 r_select; /* 1 - 127 (ignored in PWM-mode) */
45 struct lm3533_bl_platform_data {
47 u16 max_current; /* 5000 - 29800 uA (800 uA step) */
48 u8 default_brightness; /* 0 - 255 */
49 u8 pwm; /* 0 - 0x3f */
52 struct lm3533_led_platform_data {
54 const char *default_trigger;
55 u16 max_current; /* 5000 - 29800 uA (800 uA step) */
56 u8 pwm; /* 0 - 0x3f */
59 enum lm3533_boost_freq {
60 LM3533_BOOST_FREQ_500KHZ,
61 LM3533_BOOST_FREQ_1000KHZ,
64 enum lm3533_boost_ovp {
71 struct lm3533_platform_data {
74 enum lm3533_boost_ovp boost_ovp;
75 enum lm3533_boost_freq boost_freq;
77 struct lm3533_als_platform_data *als;
79 struct lm3533_bl_platform_data *backlights;
82 struct lm3533_led_platform_data *leds;
86 extern int lm3533_ctrlbank_enable(struct lm3533_ctrlbank *cb);
87 extern int lm3533_ctrlbank_disable(struct lm3533_ctrlbank *cb);
89 extern int lm3533_ctrlbank_set_brightness(struct lm3533_ctrlbank *cb, u8 val);
90 extern int lm3533_ctrlbank_get_brightness(struct lm3533_ctrlbank *cb, u8 *val);
91 extern int lm3533_ctrlbank_set_max_current(struct lm3533_ctrlbank *cb,
93 extern int lm3533_ctrlbank_set_pwm(struct lm3533_ctrlbank *cb, u8 val);
94 extern int lm3533_ctrlbank_get_pwm(struct lm3533_ctrlbank *cb, u8 *val);
96 extern int lm3533_read(struct lm3533 *lm3533, u8 reg, u8 *val);
97 extern int lm3533_write(struct lm3533 *lm3533, u8 reg, u8 val);
98 extern int lm3533_update(struct lm3533 *lm3533, u8 reg, u8 val, u8 mask);
100 #endif /* __LINUX_MFD_LM3533_H */