88 lines
1.8 KiB
C
88 lines
1.8 KiB
C
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/*
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* TI LMU (Lighting Management Unit) Devices
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*
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* Copyright 2017 Texas Instruments
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*
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* Author: Milo Kim <milo.kim@ti.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __MFD_TI_LMU_H__
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#define __MFD_TI_LMU_H__
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#include <linux/gpio.h>
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#include <linux/notifier.h>
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#include <linux/regmap.h>
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/* Notifier event */
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#define LMU_EVENT_MONITOR_DONE 0x01
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enum ti_lmu_id {
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LM3532,
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LM3631,
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LM3632,
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LM3633,
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LM3695,
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LM3697,
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LMU_MAX_ID,
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};
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enum ti_lmu_max_current {
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LMU_IMAX_5mA,
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LMU_IMAX_6mA,
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LMU_IMAX_7mA = 0x03,
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LMU_IMAX_8mA,
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LMU_IMAX_9mA,
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LMU_IMAX_10mA = 0x07,
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LMU_IMAX_11mA,
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LMU_IMAX_12mA,
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LMU_IMAX_13mA,
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LMU_IMAX_14mA,
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LMU_IMAX_15mA = 0x0D,
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LMU_IMAX_16mA,
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LMU_IMAX_17mA,
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LMU_IMAX_18mA,
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LMU_IMAX_19mA,
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LMU_IMAX_20mA = 0x13,
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LMU_IMAX_21mA,
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LMU_IMAX_22mA,
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LMU_IMAX_23mA = 0x17,
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LMU_IMAX_24mA,
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LMU_IMAX_25mA,
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LMU_IMAX_26mA,
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LMU_IMAX_27mA = 0x1C,
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LMU_IMAX_28mA,
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LMU_IMAX_29mA,
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LMU_IMAX_30mA,
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};
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enum lm363x_regulator_id {
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LM3631_BOOST, /* Boost output */
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LM3631_LDO_CONT, /* Display panel controller */
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LM3631_LDO_OREF, /* Gamma reference */
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LM3631_LDO_POS, /* Positive display bias output */
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LM3631_LDO_NEG, /* Negative display bias output */
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LM3632_BOOST, /* Boost output */
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LM3632_LDO_POS, /* Positive display bias output */
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LM3632_LDO_NEG, /* Negative display bias output */
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};
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/**
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* struct ti_lmu
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*
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* @dev: Parent device pointer
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* @regmap: Used for i2c communcation on accessing registers
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* @en_gpio: GPIO for HWEN pin [Optional]
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* @notifier: Notifier for reporting hwmon event
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*/
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struct ti_lmu {
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struct device *dev;
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struct regmap *regmap;
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int en_gpio;
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struct blocking_notifier_head notifier;
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};
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#endif
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