1bbda14dfSTakashi Iwaimenuconfig REGULATOR 2ba7e4763SLiam Girdwood bool "Voltage and Current Regulator Support" 3ba7e4763SLiam Girdwood help 4ba7e4763SLiam Girdwood Generic Voltage and Current Regulator support. 5ba7e4763SLiam Girdwood 6ba7e4763SLiam Girdwood This framework is designed to provide a generic interface to voltage 7ba7e4763SLiam Girdwood and current regulators within the Linux kernel. It's intended to 8ba7e4763SLiam Girdwood provide voltage and current control to client or consumer drivers and 9ba7e4763SLiam Girdwood also provide status information to user space applications through a 10ba7e4763SLiam Girdwood sysfs interface. 11ba7e4763SLiam Girdwood 12ba7e4763SLiam Girdwood The intention is to allow systems to dynamically control regulator 13ba7e4763SLiam Girdwood output in order to save power and prolong battery life. This applies 14ba7e4763SLiam Girdwood to both voltage regulators (where voltage output is controllable) and 15ba7e4763SLiam Girdwood current sinks (where current output is controllable). 16ba7e4763SLiam Girdwood 17ba7e4763SLiam Girdwood This framework safely compiles out if not selected so that client 18ba7e4763SLiam Girdwood drivers can still be used in systems with no software controllable 19ba7e4763SLiam Girdwood regulators. 20ba7e4763SLiam Girdwood 21ba7e4763SLiam Girdwood If unsure, say no. 22ba7e4763SLiam Girdwood 23bbda14dfSTakashi Iwaiif REGULATOR 24bbda14dfSTakashi Iwai 25ba7e4763SLiam Girdwoodconfig REGULATOR_DEBUG 26ba7e4763SLiam Girdwood bool "Regulator debug support" 27ba7e4763SLiam Girdwood help 28ba7e4763SLiam Girdwood Say yes here to enable debugging support. 29ba7e4763SLiam Girdwood 3034abbd68SMark Brownconfig REGULATOR_DUMMY 3134abbd68SMark Brown bool "Provide a dummy regulator if regulator lookups fail" 3234abbd68SMark Brown help 3334abbd68SMark Brown If this option is enabled then when a regulator lookup fails 3434abbd68SMark Brown and the board has not specified that it has provided full 3534abbd68SMark Brown constraints then the regulator core will provide an always 3634abbd68SMark Brown enabled dummy regulator will be provided, allowing consumer 3734abbd68SMark Brown drivers to continue. 3834abbd68SMark Brown 3934abbd68SMark Brown A warning will be generated when this substitution is done. 4034abbd68SMark Brown 41ba7e4763SLiam Girdwoodconfig REGULATOR_FIXED_VOLTAGE 42a9cb63b2SMark Brown tristate "Fixed voltage regulator support" 43a9cb63b2SMark Brown help 44a9cb63b2SMark Brown This driver provides support for fixed voltage regulators, 45a9cb63b2SMark Brown useful for systems which use a combination of software 46a9cb63b2SMark Brown managed regulators and simple non-configurable regulators. 47ba7e4763SLiam Girdwood 48ba7e4763SLiam Girdwoodconfig REGULATOR_VIRTUAL_CONSUMER 49ba7e4763SLiam Girdwood tristate "Virtual regulator consumer support" 50ba7e4763SLiam Girdwood help 51ba7e4763SLiam Girdwood This driver provides a virtual consumer for the voltage and 52ba7e4763SLiam Girdwood current regulator API which provides sysfs controls for 53ba7e4763SLiam Girdwood configuring the supplies requested. This is mainly useful 54ba7e4763SLiam Girdwood for test purposes. 55ba7e4763SLiam Girdwood 56ba7e4763SLiam Girdwood If unsure, say no. 57ba7e4763SLiam Girdwood 581d98cccfSMike Rapoportconfig REGULATOR_USERSPACE_CONSUMER 591d98cccfSMike Rapoport tristate "Userspace regulator consumer support" 601d98cccfSMike Rapoport help 611d98cccfSMike Rapoport There are some classes of devices that are controlled entirely 626f2653e6SMichael Prokop from user space. Userspace consumer driver provides ability to 631d98cccfSMike Rapoport control power supplies for such devices. 641d98cccfSMike Rapoport 651d98cccfSMike Rapoport If unsure, say no. 661d98cccfSMike Rapoport 673f0292aeSHeiko Stübnerconfig REGULATOR_GPIO 683f0292aeSHeiko Stübner tristate "GPIO regulator support" 69d162b3c5SHeiko Stübner depends on GENERIC_GPIO 703f0292aeSHeiko Stübner help 713f0292aeSHeiko Stübner This driver provides support for regulators that can be 723f0292aeSHeiko Stübner controlled via gpios. 733f0292aeSHeiko Stübner It is capable of supporting current and voltage regulators 743f0292aeSHeiko Stübner and the platform has to provide a mapping of GPIO-states 753f0292aeSHeiko Stübner to target volts/amps. 763f0292aeSHeiko Stübner 770eb5d5abSPhilipp Zabelconfig REGULATOR_BQ24022 780eb5d5abSPhilipp Zabel tristate "TI bq24022 Dual Input 1-Cell Li-Ion Charger IC" 790eb5d5abSPhilipp Zabel help 800eb5d5abSPhilipp Zabel This driver controls a TI bq24022 Charger attached via 810eb5d5abSPhilipp Zabel GPIOs. The provided current regulator can enable/disable 820eb5d5abSPhilipp Zabel charging select between 100 mA and 500 mA charging current 830eb5d5abSPhilipp Zabel limit. 840eb5d5abSPhilipp Zabel 8555f4fa4eSRobert Jarzmikconfig REGULATOR_MAX1586 8655f4fa4eSRobert Jarzmik tristate "Maxim 1586/1587 voltage regulator" 8755f4fa4eSRobert Jarzmik depends on I2C 8855f4fa4eSRobert Jarzmik help 8955f4fa4eSRobert Jarzmik This driver controls a Maxim 1586 or 1587 voltage output 9055f4fa4eSRobert Jarzmik regulator via I2C bus. The provided regulator is suitable 9155f4fa4eSRobert Jarzmik for PXA27x chips to control VCC_CORE and VCC_USIM voltages. 9255f4fa4eSRobert Jarzmik 93a71b797fSHaojian Zhuangconfig REGULATOR_MAX8649 94a71b797fSHaojian Zhuang tristate "Maxim 8649 voltage regulator" 95a71b797fSHaojian Zhuang depends on I2C 96c5b68d47SJonghwan Choi select REGMAP_I2C 97a71b797fSHaojian Zhuang help 98a71b797fSHaojian Zhuang This driver controls a Maxim 8649 voltage output regulator via 99a71b797fSHaojian Zhuang I2C bus. 100a71b797fSHaojian Zhuang 10127f37e4bSWolfram Sangconfig REGULATOR_MAX8660 10227f37e4bSWolfram Sang tristate "Maxim 8660/8661 voltage regulator" 10327f37e4bSWolfram Sang depends on I2C 10427f37e4bSWolfram Sang help 10527f37e4bSWolfram Sang This driver controls a Maxim 8660/8661 voltage output 10627f37e4bSWolfram Sang regulator via I2C bus. 10727f37e4bSWolfram Sang 10808ff6f2aSHaojian Zhuangconfig REGULATOR_MAX8925 10908ff6f2aSHaojian Zhuang tristate "Maxim MAX8925 Power Management IC" 11008ff6f2aSHaojian Zhuang depends on MFD_MAX8925 11108ff6f2aSHaojian Zhuang help 11208ff6f2aSHaojian Zhuang Say y here to support the voltage regulaltor of Maxim MAX8925 PMIC. 11308ff6f2aSHaojian Zhuang 114202f4f53SMyungJoo Hamconfig REGULATOR_MAX8952 115202f4f53SMyungJoo Ham tristate "Maxim MAX8952 Power Management IC" 116202f4f53SMyungJoo Ham depends on I2C 117202f4f53SMyungJoo Ham help 118202f4f53SMyungJoo Ham This driver controls a Maxim 8952 voltage output regulator 119202f4f53SMyungJoo Ham via I2C bus. Maxim 8952 has one voltage output and supports 4 DVS 120202f4f53SMyungJoo Ham modes ranging from 0.77V to 1.40V by 0.01V steps. 121202f4f53SMyungJoo Ham 122bd6ca2cfSMyungJoo Hamconfig REGULATOR_MAX8997 123bd6ca2cfSMyungJoo Ham tristate "Maxim 8997/8966 regulator" 124bd6ca2cfSMyungJoo Ham depends on MFD_MAX8997 125bd6ca2cfSMyungJoo Ham help 126bd6ca2cfSMyungJoo Ham This driver controls a Maxim 8997/8966 regulator 127bd6ca2cfSMyungJoo Ham via I2C bus. The provided regulator is suitable for S5PC110, 128bd6ca2cfSMyungJoo Ham S5PV210, and Exynos-4 chips to control VCC_CORE and 129bd6ca2cfSMyungJoo Ham VCC_USIM voltages. 130bd6ca2cfSMyungJoo Ham 131156f2528SKyungmin Parkconfig REGULATOR_MAX8998 132156f2528SKyungmin Park tristate "Maxim 8998 voltage regulator" 13369f71008SMarek Szyprowski depends on MFD_MAX8998 134156f2528SKyungmin Park help 135156f2528SKyungmin Park This driver controls a Maxim 8998 voltage output regulator 136156f2528SKyungmin Park via I2C bus. The provided regulator is suitable for S3C6410 137156f2528SKyungmin Park and S5PC1XX chips to control VCC_CORE and VCC_USIM voltages. 138156f2528SKyungmin Park 13962aa4925SSangbeom Kimconfig REGULATOR_S5M8767 14062aa4925SSangbeom Kim tristate "Samsung S5M8767A voltage regulator" 14162aa4925SSangbeom Kim depends on MFD_S5M_CORE 14262aa4925SSangbeom Kim help 14362aa4925SSangbeom Kim This driver supports a Samsung S5M8767A voltage output regulator 14462aa4925SSangbeom Kim via I2C bus. S5M8767A have 9 Bucks and 28 LDOs output and 14562aa4925SSangbeom Kim supports DVS mode with 8bits of output voltage control. 14662aa4925SSangbeom Kim 147fa16a5c1SDavid Brownellconfig REGULATOR_TWL4030 148fb7c18caSIgor Grinberg bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 PMIC" 149fa16a5c1SDavid Brownell depends on TWL4030_CORE 150fa16a5c1SDavid Brownell help 151fa16a5c1SDavid Brownell This driver supports the voltage regulators provided by 152fa16a5c1SDavid Brownell this family of companion chips. 153fa16a5c1SDavid Brownell 154e4ee831fSMark Brownconfig REGULATOR_WM831X 155e4ee831fSMark Brown tristate "Wolfson Microelcronics WM831x PMIC regulators" 156e4ee831fSMark Brown depends on MFD_WM831X 157e4ee831fSMark Brown help 158e4ee831fSMark Brown Support the voltage and current regulators of the WM831x series 159e4ee831fSMark Brown of PMIC devices. 160e4ee831fSMark Brown 161da09155aSMark Brownconfig REGULATOR_WM8350 16279ac9bc3SAlex Chiang tristate "Wolfson Microelectronics WM8350 AudioPlus PMIC" 163da09155aSMark Brown depends on MFD_WM8350 164da09155aSMark Brown help 165da09155aSMark Brown This driver provides support for the voltage and current regulators 166da09155aSMark Brown of the WM8350 AudioPlus PMIC. 167da09155aSMark Brown 16842fad570SMark Brownconfig REGULATOR_WM8400 16979ac9bc3SAlex Chiang tristate "Wolfson Microelectronics WM8400 AudioPlus PMIC" 17042fad570SMark Brown depends on MFD_WM8400 17142fad570SMark Brown help 17242fad570SMark Brown This driver provides support for the voltage regulators of the 17342fad570SMark Brown WM8400 AudioPlus PMIC. 174da09155aSMark Brown 17569dc16c3SMark Brownconfig REGULATOR_WM8994 17669dc16c3SMark Brown tristate "Wolfson Microelectronics WM8994 CODEC" 17769dc16c3SMark Brown depends on MFD_WM8994 17869dc16c3SMark Brown help 17969dc16c3SMark Brown This driver provides support for the voltage regulators on the 18069dc16c3SMark Brown WM8994 CODEC. 18169dc16c3SMark Brown 182129eef96SEric Miaoconfig REGULATOR_DA903X 183129eef96SEric Miao tristate "Support regulators on Dialog Semiconductor DA9030/DA9034 PMIC" 184129eef96SEric Miao depends on PMIC_DA903X 185129eef96SEric Miao help 186129eef96SEric Miao Say y here to support the BUCKs and LDOs regulators found on 187129eef96SEric Miao Dialog Semiconductor DA9030/DA9034 PMIC. 188129eef96SEric Miao 18908bf1c0aSAshish Jangamconfig REGULATOR_DA9052 19008bf1c0aSAshish Jangam tristate "Dialog DA9052/DA9053 regulators" 19108bf1c0aSAshish Jangam depends on PMIC_DA9052 19208bf1c0aSAshish Jangam help 19308bf1c0aSAshish Jangam This driver supports the voltage regulators of DA9052-BC and 19408bf1c0aSAshish Jangam DA9053-AA/Bx PMIC. 19508bf1c0aSAshish Jangam 1965ec271e7SBalaji Raoconfig REGULATOR_PCF50633 1975ec271e7SBalaji Rao tristate "PCF50633 regulator driver" 1985ec271e7SBalaji Rao depends on MFD_PCF50633 1995ec271e7SBalaji Rao help 2005ec271e7SBalaji Rao Say Y here to support the voltage regulators and convertors 2015ec271e7SBalaji Rao on PCF50633 2025ec271e7SBalaji Rao 2030cbdf7bcSMarek Szyprowskiconfig REGULATOR_LP3971 2040cbdf7bcSMarek Szyprowski tristate "National Semiconductors LP3971 PMIC regulator driver" 2050cbdf7bcSMarek Szyprowski depends on I2C 2060cbdf7bcSMarek Szyprowski help 2070cbdf7bcSMarek Szyprowski Say Y here to support the voltage regulators and convertors 2080cbdf7bcSMarek Szyprowski on National Semiconductors LP3971 PMIC 2090cbdf7bcSMarek Szyprowski 2105976f095SAxel Linconfig REGULATOR_LP3972 2115976f095SAxel Lin tristate "National Semiconductors LP3972 PMIC regulator driver" 2125976f095SAxel Lin depends on I2C 2135976f095SAxel Lin help 2145976f095SAxel Lin Say Y here to support the voltage regulators and convertors 2155976f095SAxel Lin on National Semiconductors LP3972 PMIC 2165976f095SAxel Lin 21739b1772aSDaniel Ribeiroconfig REGULATOR_PCAP 21839b1772aSDaniel Ribeiro tristate "PCAP2 regulator driver" 21939b1772aSDaniel Ribeiro depends on EZX_PCAP 22039b1772aSDaniel Ribeiro help 22139b1772aSDaniel Ribeiro This driver provides support for the voltage regulators of the 22239b1772aSDaniel Ribeiro PCAP2 PMIC. 22339b1772aSDaniel Ribeiro 224167e3d8aSYong Shenconfig REGULATOR_MC13XXX_CORE 2254d7071f1SMark Brown tristate 226167e3d8aSYong Shen 227295c08bcSSascha Hauerconfig REGULATOR_MC13783 228295c08bcSSascha Hauer tristate "Support regulators on Freescale MC13783 PMIC" 229295c08bcSSascha Hauer depends on MFD_MC13783 230167e3d8aSYong Shen select REGULATOR_MC13XXX_CORE 231295c08bcSSascha Hauer help 232295c08bcSSascha Hauer Say y here to support the regulators found on the Freescale MC13783 233295c08bcSSascha Hauer PMIC. 234295c08bcSSascha Hauer 2355e428d5cSYong Shenconfig REGULATOR_MC13892 2365e428d5cSYong Shen tristate "Support regulators on Freescale MC13892 PMIC" 2375e428d5cSYong Shen depends on MFD_MC13XXX 2385e428d5cSYong Shen select REGULATOR_MC13XXX_CORE 2395e428d5cSYong Shen help 2405e428d5cSYong Shen Say y here to support the regulators found on the Freescale MC13892 2415e428d5cSYong Shen PMIC. 2425e428d5cSYong Shen 243d619bc14SLinus Walleijconfig REGULATOR_AB3100 244d619bc14SLinus Walleij tristate "ST-Ericsson AB3100 Regulator functions" 245d619bc14SLinus Walleij depends on AB3100_CORE 246d619bc14SLinus Walleij default y if AB3100_CORE 247d619bc14SLinus Walleij help 248d619bc14SLinus Walleij These regulators correspond to functionality in the 249d619bc14SLinus Walleij AB3100 analog baseband dealing with power regulators 250d619bc14SLinus Walleij for the system. 251d619bc14SLinus Walleij 2522edd3b69SLinus Walleijconfig REGULATOR_TPS6105X 2532edd3b69SLinus Walleij tristate "TI TPS6105X Power regulators" 2542edd3b69SLinus Walleij depends on TPS6105X 2552edd3b69SLinus Walleij default y if TPS6105X 2562edd3b69SLinus Walleij help 2572edd3b69SLinus Walleij This driver supports TPS61050/TPS61052 voltage regulator chips. 2582edd3b69SLinus Walleij It is a single boost converter primarily for white LEDs and 2592edd3b69SLinus Walleij audio amplifiers. 2602edd3b69SLinus Walleij 2612de79850SAnuj Aggarwalconfig REGULATOR_TPS65023 2622de79850SAnuj Aggarwal tristate "TI TPS65023 Power regulators" 2632de79850SAnuj Aggarwal depends on I2C 26490923351SMark Brown select REGMAP_I2C 2652de79850SAnuj Aggarwal help 2662de79850SAnuj Aggarwal This driver supports TPS65023 voltage regulator chips. TPS65023 provides 2672de79850SAnuj Aggarwal three step-down converters and two general-purpose LDO voltage regulators. 2682de79850SAnuj Aggarwal It supports TI's software based Class-2 SmartReflex implementation. 2692de79850SAnuj Aggarwal 2702de79850SAnuj Aggarwalconfig REGULATOR_TPS6507X 2712de79850SAnuj Aggarwal tristate "TI TPS6507X Power regulators" 2722de79850SAnuj Aggarwal depends on I2C 2732de79850SAnuj Aggarwal help 2742de79850SAnuj Aggarwal This driver supports TPS6507X voltage regulator chips. TPS6507X provides 2752de79850SAnuj Aggarwal three step-down converters and two general-purpose LDO voltage regulators. 2762de79850SAnuj Aggarwal It supports TI's software based Class-2 SmartReflex implementation. 2772de79850SAnuj Aggarwal 278a493077fSAnilKumar Chconfig REGULATOR_TPS65217 279a493077fSAnilKumar Ch tristate "TI TPS65217 Power regulators" 280a493077fSAnilKumar Ch depends on MFD_TPS65217 281a493077fSAnilKumar Ch help 282a493077fSAnilKumar Ch This driver supports TPS65217 voltage regulator chips. TPS65217 283a493077fSAnilKumar Ch provides three step-down converters and four general-purpose LDO 284a493077fSAnilKumar Ch voltage regulators. It supports software based voltage control 285a493077fSAnilKumar Ch for different voltage domains 286a493077fSAnilKumar Ch 2879260ad98SMargarita Olayaconfig REGULATOR_TPS65912 2889260ad98SMargarita Olaya tristate "TI TPS65912 Power regulator" 2899260ad98SMargarita Olaya depends on (MFD_TPS65912_I2C || MFD_TPS65912_SPI) 2909260ad98SMargarita Olaya help 2919260ad98SMargarita Olaya This driver supports TPS65912 voltage regulator chip. 2929260ad98SMargarita Olaya 293be0e2d3eSHaojian Zhuangconfig REGULATOR_88PM8607 294be0e2d3eSHaojian Zhuang bool "Marvell 88PM8607 Power regulators" 2952cc50beeSHaojian Zhuang depends on MFD_88PM860X=y 296be0e2d3eSHaojian Zhuang help 297be0e2d3eSHaojian Zhuang This driver supports 88PM8607 voltage regulator chips. 298be0e2d3eSHaojian Zhuang 29951bd6943SMarek Vasutconfig REGULATOR_ISL6271A 30051bd6943SMarek Vasut tristate "Intersil ISL6271A Power regulator" 30151bd6943SMarek Vasut depends on I2C 30251bd6943SMarek Vasut help 30351bd6943SMarek Vasut This driver supports ISL6271A voltage regulator chip. 30451bd6943SMarek Vasut 3058b385d9bSSonic Zhangconfig REGULATOR_AD5398 3068b385d9bSSonic Zhang tristate "Analog Devices AD5398/AD5821 regulators" 3078b385d9bSSonic Zhang depends on I2C 3088b385d9bSSonic Zhang help 3098b385d9bSSonic Zhang This driver supports AD5398 and AD5821 current regulator chips. 3108b385d9bSSonic Zhang If building into module, its name is ad5398.ko. 311c789ca20SSundar R IYER 312c789ca20SSundar R IYERconfig REGULATOR_AB8500 313c789ca20SSundar R IYER bool "ST-Ericsson AB8500 Power Regulators" 314c789ca20SSundar R IYER depends on AB8500_CORE 315c789ca20SSundar R IYER help 316c789ca20SSundar R IYER This driver supports the regulators found on the ST-Ericsson mixed 317c789ca20SSundar R IYER signal AB8500 PMIC 318c789ca20SSundar R IYER 31938e96838SBengt Jonssonconfig REGULATOR_DBX500_PRCMU 32038e96838SBengt Jonsson bool 32138e96838SBengt Jonsson 3221032fbfdSBengt Jonssonconfig REGULATOR_DB8500_PRCMU 3231032fbfdSBengt Jonsson bool "ST-Ericsson DB8500 Voltage Domain Regulators" 3241032fbfdSBengt Jonsson depends on MFD_DB8500_PRCMU 32538e96838SBengt Jonsson select REGULATOR_DBX500_PRCMU 3261032fbfdSBengt Jonsson help 3271032fbfdSBengt Jonsson This driver supports the voltage domain regulators controlled by the 3281032fbfdSBengt Jonsson DB8500 PRCMU 3291032fbfdSBengt Jonsson 33049610235SMike Rapoportconfig REGULATOR_TPS6586X 33149610235SMike Rapoport tristate "TI TPS6586X Power regulators" 3321b13f4bbSMike Rapoport depends on MFD_TPS6586X 33349610235SMike Rapoport help 33449610235SMike Rapoport This driver supports TPS6586X voltage regulator chips. 33549610235SMike Rapoport 3361394fd28SCyril Chemparathyconfig REGULATOR_TPS6524X 3371394fd28SCyril Chemparathy tristate "TI TPS6524X Power regulators" 3381394fd28SCyril Chemparathy depends on SPI 3391394fd28SCyril Chemparathy help 3401394fd28SCyril Chemparathy This driver supports TPS6524X voltage regulator chips. TPS6524X 3411394fd28SCyril Chemparathy provides three step-down converters and two general-purpose LDO 3421394fd28SCyril Chemparathy voltage regulators. This device is interfaced using a customized 3431394fd28SCyril Chemparathy serial interface currently supported on the sequencer serial 3441394fd28SCyril Chemparathy port controller. 3451394fd28SCyril Chemparathy 346518fb721SGraeme Gregoryconfig REGULATOR_TPS65910 347518fb721SGraeme Gregory tristate "TI TPS65910 Power Regulator" 348518fb721SGraeme Gregory depends on MFD_TPS65910 349518fb721SGraeme Gregory help 350518fb721SGraeme Gregory This driver supports TPS65910 voltage regulator chips. 351518fb721SGraeme Gregory 3526219929fSLaxman Dewanganconfig REGULATOR_TPS62360 3536219929fSLaxman Dewangan tristate "TI TPS62360 Power Regulator" 3546219929fSLaxman Dewangan depends on I2C 3556219929fSLaxman Dewangan select REGMAP_I2C 3566219929fSLaxman Dewangan help 3576219929fSLaxman Dewangan This driver supports TPS62360 voltage regulator chip. This 3586219929fSLaxman Dewangan regulator is meant for processor core supply. This chip is 3596219929fSLaxman Dewangan high-frequency synchronous step down dc-dc converter optimized 3606219929fSLaxman Dewangan for battery-powered portable applications. 3616219929fSLaxman Dewangan 362f7eb6c5eSJin Parkconfig REGULATOR_AAT2870 363f7eb6c5eSJin Park tristate "AnalogicTech AAT2870 Regulators" 364f7eb6c5eSJin Park depends on MFD_AAT2870_CORE 365f7eb6c5eSJin Park help 366f7eb6c5eSJin Park If you have a AnalogicTech AAT2870 say Y to enable the 367f7eb6c5eSJin Park regulator driver. 368f7eb6c5eSJin Park 369bbda14dfSTakashi Iwaiendif 370295c08bcSSascha Hauer 371