diff options
Diffstat (limited to 'include/linux/mfd/lm3533.h')
| -rw-r--r-- | include/linux/mfd/lm3533.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/include/linux/mfd/lm3533.h b/include/linux/mfd/lm3533.h new file mode 100644 index 000000000000..75f85f3fbd90 --- /dev/null +++ b/include/linux/mfd/lm3533.h | |||
| @@ -0,0 +1,89 @@ | |||
| 1 | /* | ||
| 2 | * lm3533.h -- LM3533 interface | ||
| 3 | * | ||
| 4 | * Copyright (C) 2011-2012 Texas Instruments | ||
| 5 | * | ||
| 6 | * Author: Johan Hovold <jhovold@gmail.com> | ||
| 7 | * | ||
| 8 | * This program is free software; you can redistribute it and/or modify it | ||
| 9 | * under the terms of the GNU General Public License as published by the | ||
| 10 | * Free Software Foundation; either version 2 of the License, or (at your | ||
| 11 | * option) any later version. | ||
| 12 | */ | ||
| 13 | |||
| 14 | #ifndef __LINUX_MFD_LM3533_H | ||
| 15 | #define __LINUX_MFD_LM3533_H | ||
| 16 | |||
| 17 | #define LM3533_ATTR_RO(_name) \ | ||
| 18 | DEVICE_ATTR(_name, S_IRUGO, show_##_name, NULL) | ||
| 19 | #define LM3533_ATTR_RW(_name) \ | ||
| 20 | DEVICE_ATTR(_name, S_IRUGO | S_IWUSR , show_##_name, store_##_name) | ||
| 21 | |||
| 22 | struct device; | ||
| 23 | struct regmap; | ||
| 24 | |||
| 25 | struct lm3533 { | ||
| 26 | struct device *dev; | ||
| 27 | |||
| 28 | struct regmap *regmap; | ||
| 29 | |||
| 30 | int gpio_hwen; | ||
| 31 | int irq; | ||
| 32 | |||
| 33 | unsigned have_als:1; | ||
| 34 | unsigned have_backlights:1; | ||
| 35 | unsigned have_leds:1; | ||
| 36 | }; | ||
| 37 | |||
| 38 | struct lm3533_ctrlbank { | ||
| 39 | struct lm3533 *lm3533; | ||
| 40 | struct device *dev; | ||
| 41 | int id; | ||
| 42 | }; | ||
| 43 | |||
| 44 | struct lm3533_als_platform_data { | ||
| 45 | unsigned pwm_mode:1; /* PWM input mode (default analog) */ | ||
| 46 | }; | ||
| 47 | |||
| 48 | struct lm3533_bl_platform_data { | ||
| 49 | char *name; | ||
| 50 | u8 default_brightness; /* 0 - 255 */ | ||
| 51 | u8 max_current; /* 0 - 31 */ | ||
| 52 | u8 pwm; /* 0 - 0x3f */ | ||
| 53 | }; | ||
| 54 | |||
| 55 | struct lm3533_led_platform_data { | ||
| 56 | char *name; | ||
| 57 | const char *default_trigger; | ||
| 58 | u8 max_current; /* 0 - 31 */ | ||
| 59 | u8 pwm; /* 0 - 0x3f */ | ||
| 60 | }; | ||
| 61 | |||
| 62 | struct lm3533_platform_data { | ||
| 63 | int gpio_hwen; | ||
| 64 | |||
| 65 | struct lm3533_als_platform_data *als; | ||
| 66 | |||
| 67 | struct lm3533_bl_platform_data *backlights; | ||
| 68 | int num_backlights; | ||
| 69 | |||
| 70 | struct lm3533_led_platform_data *leds; | ||
| 71 | int num_leds; | ||
| 72 | }; | ||
| 73 | |||
| 74 | extern int lm3533_ctrlbank_enable(struct lm3533_ctrlbank *cb); | ||
| 75 | extern int lm3533_ctrlbank_disable(struct lm3533_ctrlbank *cb); | ||
| 76 | |||
| 77 | extern int lm3533_ctrlbank_set_brightness(struct lm3533_ctrlbank *cb, u8 val); | ||
| 78 | extern int lm3533_ctrlbank_get_brightness(struct lm3533_ctrlbank *cb, u8 *val); | ||
| 79 | extern int lm3533_ctrlbank_set_max_current(struct lm3533_ctrlbank *cb, u8 val); | ||
| 80 | extern int lm3533_ctrlbank_get_max_current(struct lm3533_ctrlbank *cb, | ||
| 81 | u8 *val); | ||
| 82 | extern int lm3533_ctrlbank_set_pwm(struct lm3533_ctrlbank *cb, u8 val); | ||
| 83 | extern int lm3533_ctrlbank_get_pwm(struct lm3533_ctrlbank *cb, u8 *val); | ||
| 84 | |||
| 85 | extern int lm3533_read(struct lm3533 *lm3533, u8 reg, u8 *val); | ||
| 86 | extern int lm3533_write(struct lm3533 *lm3533, u8 reg, u8 val); | ||
| 87 | extern int lm3533_update(struct lm3533 *lm3533, u8 reg, u8 val, u8 mask); | ||
| 88 | |||
| 89 | #endif /* __LINUX_MFD_LM3533_H */ | ||