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 670eb5d5abSPhilipp Zabelconfig REGULATOR_BQ24022 680eb5d5abSPhilipp Zabel tristate "TI bq24022 Dual Input 1-Cell Li-Ion Charger IC" 690eb5d5abSPhilipp Zabel help 700eb5d5abSPhilipp Zabel This driver controls a TI bq24022 Charger attached via 710eb5d5abSPhilipp Zabel GPIOs. The provided current regulator can enable/disable 720eb5d5abSPhilipp Zabel charging select between 100 mA and 500 mA charging current 730eb5d5abSPhilipp Zabel limit. 740eb5d5abSPhilipp Zabel 7555f4fa4eSRobert Jarzmikconfig REGULATOR_MAX1586 7655f4fa4eSRobert Jarzmik tristate "Maxim 1586/1587 voltage regulator" 7755f4fa4eSRobert Jarzmik depends on I2C 7855f4fa4eSRobert Jarzmik help 7955f4fa4eSRobert Jarzmik This driver controls a Maxim 1586 or 1587 voltage output 8055f4fa4eSRobert Jarzmik regulator via I2C bus. The provided regulator is suitable 8155f4fa4eSRobert Jarzmik for PXA27x chips to control VCC_CORE and VCC_USIM voltages. 8255f4fa4eSRobert Jarzmik 83a71b797fSHaojian Zhuangconfig REGULATOR_MAX8649 84a71b797fSHaojian Zhuang tristate "Maxim 8649 voltage regulator" 85a71b797fSHaojian Zhuang depends on I2C 86a71b797fSHaojian Zhuang help 87a71b797fSHaojian Zhuang This driver controls a Maxim 8649 voltage output regulator via 88a71b797fSHaojian Zhuang I2C bus. 89a71b797fSHaojian Zhuang 9027f37e4bSWolfram Sangconfig REGULATOR_MAX8660 9127f37e4bSWolfram Sang tristate "Maxim 8660/8661 voltage regulator" 9227f37e4bSWolfram Sang depends on I2C 9327f37e4bSWolfram Sang help 9427f37e4bSWolfram Sang This driver controls a Maxim 8660/8661 voltage output 9527f37e4bSWolfram Sang regulator via I2C bus. 9627f37e4bSWolfram Sang 9708ff6f2aSHaojian Zhuangconfig REGULATOR_MAX8925 9808ff6f2aSHaojian Zhuang tristate "Maxim MAX8925 Power Management IC" 9908ff6f2aSHaojian Zhuang depends on MFD_MAX8925 10008ff6f2aSHaojian Zhuang help 10108ff6f2aSHaojian Zhuang Say y here to support the voltage regulaltor of Maxim MAX8925 PMIC. 10208ff6f2aSHaojian Zhuang 103202f4f53SMyungJoo Hamconfig REGULATOR_MAX8952 104202f4f53SMyungJoo Ham tristate "Maxim MAX8952 Power Management IC" 105202f4f53SMyungJoo Ham depends on I2C 106202f4f53SMyungJoo Ham help 107202f4f53SMyungJoo Ham This driver controls a Maxim 8952 voltage output regulator 108202f4f53SMyungJoo Ham via I2C bus. Maxim 8952 has one voltage output and supports 4 DVS 109202f4f53SMyungJoo Ham modes ranging from 0.77V to 1.40V by 0.01V steps. 110202f4f53SMyungJoo Ham 111bd6ca2cfSMyungJoo Hamconfig REGULATOR_MAX8997 112bd6ca2cfSMyungJoo Ham tristate "Maxim 8997/8966 regulator" 113bd6ca2cfSMyungJoo Ham depends on MFD_MAX8997 114bd6ca2cfSMyungJoo Ham help 115bd6ca2cfSMyungJoo Ham This driver controls a Maxim 8997/8966 regulator 116bd6ca2cfSMyungJoo Ham via I2C bus. The provided regulator is suitable for S5PC110, 117bd6ca2cfSMyungJoo Ham S5PV210, and Exynos-4 chips to control VCC_CORE and 118bd6ca2cfSMyungJoo Ham VCC_USIM voltages. 119bd6ca2cfSMyungJoo Ham 120156f2528SKyungmin Parkconfig REGULATOR_MAX8998 121156f2528SKyungmin Park tristate "Maxim 8998 voltage regulator" 12269f71008SMarek Szyprowski depends on MFD_MAX8998 123156f2528SKyungmin Park help 124156f2528SKyungmin Park This driver controls a Maxim 8998 voltage output regulator 125156f2528SKyungmin Park via I2C bus. The provided regulator is suitable for S3C6410 126156f2528SKyungmin Park and S5PC1XX chips to control VCC_CORE and VCC_USIM voltages. 127156f2528SKyungmin Park 128fa16a5c1SDavid Brownellconfig REGULATOR_TWL4030 129fb7c18caSIgor Grinberg bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 PMIC" 130fa16a5c1SDavid Brownell depends on TWL4030_CORE 131fa16a5c1SDavid Brownell help 132fa16a5c1SDavid Brownell This driver supports the voltage regulators provided by 133fa16a5c1SDavid Brownell this family of companion chips. 134fa16a5c1SDavid Brownell 135e4ee831fSMark Brownconfig REGULATOR_WM831X 136e4ee831fSMark Brown tristate "Wolfson Microelcronics WM831x PMIC regulators" 137e4ee831fSMark Brown depends on MFD_WM831X 138e4ee831fSMark Brown help 139e4ee831fSMark Brown Support the voltage and current regulators of the WM831x series 140e4ee831fSMark Brown of PMIC devices. 141e4ee831fSMark Brown 142da09155aSMark Brownconfig REGULATOR_WM8350 14379ac9bc3SAlex Chiang tristate "Wolfson Microelectronics WM8350 AudioPlus PMIC" 144da09155aSMark Brown depends on MFD_WM8350 145da09155aSMark Brown help 146da09155aSMark Brown This driver provides support for the voltage and current regulators 147da09155aSMark Brown of the WM8350 AudioPlus PMIC. 148da09155aSMark Brown 14942fad570SMark Brownconfig REGULATOR_WM8400 15079ac9bc3SAlex Chiang tristate "Wolfson Microelectronics WM8400 AudioPlus PMIC" 15142fad570SMark Brown depends on MFD_WM8400 15242fad570SMark Brown help 15342fad570SMark Brown This driver provides support for the voltage regulators of the 15442fad570SMark Brown WM8400 AudioPlus PMIC. 155da09155aSMark Brown 15669dc16c3SMark Brownconfig REGULATOR_WM8994 15769dc16c3SMark Brown tristate "Wolfson Microelectronics WM8994 CODEC" 15869dc16c3SMark Brown depends on MFD_WM8994 15969dc16c3SMark Brown help 16069dc16c3SMark Brown This driver provides support for the voltage regulators on the 16169dc16c3SMark Brown WM8994 CODEC. 16269dc16c3SMark Brown 163129eef96SEric Miaoconfig REGULATOR_DA903X 164129eef96SEric Miao tristate "Support regulators on Dialog Semiconductor DA9030/DA9034 PMIC" 165129eef96SEric Miao depends on PMIC_DA903X 166129eef96SEric Miao help 167129eef96SEric Miao Say y here to support the BUCKs and LDOs regulators found on 168129eef96SEric Miao Dialog Semiconductor DA9030/DA9034 PMIC. 169129eef96SEric Miao 1705ec271e7SBalaji Raoconfig REGULATOR_PCF50633 1715ec271e7SBalaji Rao tristate "PCF50633 regulator driver" 1725ec271e7SBalaji Rao depends on MFD_PCF50633 1735ec271e7SBalaji Rao help 1745ec271e7SBalaji Rao Say Y here to support the voltage regulators and convertors 1755ec271e7SBalaji Rao on PCF50633 1765ec271e7SBalaji Rao 1770cbdf7bcSMarek Szyprowskiconfig REGULATOR_LP3971 1780cbdf7bcSMarek Szyprowski tristate "National Semiconductors LP3971 PMIC regulator driver" 1790cbdf7bcSMarek Szyprowski depends on I2C 1800cbdf7bcSMarek Szyprowski help 1810cbdf7bcSMarek Szyprowski Say Y here to support the voltage regulators and convertors 1820cbdf7bcSMarek Szyprowski on National Semiconductors LP3971 PMIC 1830cbdf7bcSMarek Szyprowski 1845976f095SAxel Linconfig REGULATOR_LP3972 1855976f095SAxel Lin tristate "National Semiconductors LP3972 PMIC regulator driver" 1865976f095SAxel Lin depends on I2C 1875976f095SAxel Lin help 1885976f095SAxel Lin Say Y here to support the voltage regulators and convertors 1895976f095SAxel Lin on National Semiconductors LP3972 PMIC 1905976f095SAxel Lin 19139b1772aSDaniel Ribeiroconfig REGULATOR_PCAP 19239b1772aSDaniel Ribeiro tristate "PCAP2 regulator driver" 19339b1772aSDaniel Ribeiro depends on EZX_PCAP 19439b1772aSDaniel Ribeiro help 19539b1772aSDaniel Ribeiro This driver provides support for the voltage regulators of the 19639b1772aSDaniel Ribeiro PCAP2 PMIC. 19739b1772aSDaniel Ribeiro 198167e3d8aSYong Shenconfig REGULATOR_MC13XXX_CORE 1994d7071f1SMark Brown tristate 200167e3d8aSYong Shen 201295c08bcSSascha Hauerconfig REGULATOR_MC13783 202295c08bcSSascha Hauer tristate "Support regulators on Freescale MC13783 PMIC" 203295c08bcSSascha Hauer depends on MFD_MC13783 204167e3d8aSYong Shen select REGULATOR_MC13XXX_CORE 205295c08bcSSascha Hauer help 206295c08bcSSascha Hauer Say y here to support the regulators found on the Freescale MC13783 207295c08bcSSascha Hauer PMIC. 208295c08bcSSascha Hauer 2095e428d5cSYong Shenconfig REGULATOR_MC13892 2105e428d5cSYong Shen tristate "Support regulators on Freescale MC13892 PMIC" 2115e428d5cSYong Shen depends on MFD_MC13XXX 2125e428d5cSYong Shen select REGULATOR_MC13XXX_CORE 2135e428d5cSYong Shen help 2145e428d5cSYong Shen Say y here to support the regulators found on the Freescale MC13892 2155e428d5cSYong Shen PMIC. 2165e428d5cSYong Shen 217d619bc14SLinus Walleijconfig REGULATOR_AB3100 218d619bc14SLinus Walleij tristate "ST-Ericsson AB3100 Regulator functions" 219d619bc14SLinus Walleij depends on AB3100_CORE 220d619bc14SLinus Walleij default y if AB3100_CORE 221d619bc14SLinus Walleij help 222d619bc14SLinus Walleij These regulators correspond to functionality in the 223d619bc14SLinus Walleij AB3100 analog baseband dealing with power regulators 224d619bc14SLinus Walleij for the system. 225d619bc14SLinus Walleij 2262edd3b69SLinus Walleijconfig REGULATOR_TPS6105X 2272edd3b69SLinus Walleij tristate "TI TPS6105X Power regulators" 2282edd3b69SLinus Walleij depends on TPS6105X 2292edd3b69SLinus Walleij default y if TPS6105X 2302edd3b69SLinus Walleij help 2312edd3b69SLinus Walleij This driver supports TPS61050/TPS61052 voltage regulator chips. 2322edd3b69SLinus Walleij It is a single boost converter primarily for white LEDs and 2332edd3b69SLinus Walleij audio amplifiers. 2342edd3b69SLinus Walleij 2352de79850SAnuj Aggarwalconfig REGULATOR_TPS65023 2362de79850SAnuj Aggarwal tristate "TI TPS65023 Power regulators" 2372de79850SAnuj Aggarwal depends on I2C 2382de79850SAnuj Aggarwal help 2392de79850SAnuj Aggarwal This driver supports TPS65023 voltage regulator chips. TPS65023 provides 2402de79850SAnuj Aggarwal three step-down converters and two general-purpose LDO voltage regulators. 2412de79850SAnuj Aggarwal It supports TI's software based Class-2 SmartReflex implementation. 2422de79850SAnuj Aggarwal 2432de79850SAnuj Aggarwalconfig REGULATOR_TPS6507X 2442de79850SAnuj Aggarwal tristate "TI TPS6507X Power regulators" 2452de79850SAnuj Aggarwal depends on I2C 2462de79850SAnuj Aggarwal help 2472de79850SAnuj Aggarwal This driver supports TPS6507X voltage regulator chips. TPS6507X provides 2482de79850SAnuj Aggarwal three step-down converters and two general-purpose LDO voltage regulators. 2492de79850SAnuj Aggarwal It supports TI's software based Class-2 SmartReflex implementation. 2502de79850SAnuj Aggarwal 251be0e2d3eSHaojian Zhuangconfig REGULATOR_88PM8607 252be0e2d3eSHaojian Zhuang bool "Marvell 88PM8607 Power regulators" 2532cc50beeSHaojian Zhuang depends on MFD_88PM860X=y 254be0e2d3eSHaojian Zhuang help 255be0e2d3eSHaojian Zhuang This driver supports 88PM8607 voltage regulator chips. 256be0e2d3eSHaojian Zhuang 25751bd6943SMarek Vasutconfig REGULATOR_ISL6271A 25851bd6943SMarek Vasut tristate "Intersil ISL6271A Power regulator" 25951bd6943SMarek Vasut depends on I2C 26051bd6943SMarek Vasut help 26151bd6943SMarek Vasut This driver supports ISL6271A voltage regulator chip. 26251bd6943SMarek Vasut 2638b385d9bSSonic Zhangconfig REGULATOR_AD5398 2648b385d9bSSonic Zhang tristate "Analog Devices AD5398/AD5821 regulators" 2658b385d9bSSonic Zhang depends on I2C 2668b385d9bSSonic Zhang help 2678b385d9bSSonic Zhang This driver supports AD5398 and AD5821 current regulator chips. 2688b385d9bSSonic Zhang If building into module, its name is ad5398.ko. 269c789ca20SSundar R IYER 270c789ca20SSundar R IYERconfig REGULATOR_AB8500 271c789ca20SSundar R IYER bool "ST-Ericsson AB8500 Power Regulators" 272c789ca20SSundar R IYER depends on AB8500_CORE 273c789ca20SSundar R IYER help 274c789ca20SSundar R IYER This driver supports the regulators found on the ST-Ericsson mixed 275c789ca20SSundar R IYER signal AB8500 PMIC 276c789ca20SSundar R IYER 2771032fbfdSBengt Jonssonconfig REGULATOR_DB8500_PRCMU 2781032fbfdSBengt Jonsson bool "ST-Ericsson DB8500 Voltage Domain Regulators" 2791032fbfdSBengt Jonsson depends on MFD_DB8500_PRCMU 2801032fbfdSBengt Jonsson help 2811032fbfdSBengt Jonsson This driver supports the voltage domain regulators controlled by the 2821032fbfdSBengt Jonsson DB8500 PRCMU 2831032fbfdSBengt Jonsson 28449610235SMike Rapoportconfig REGULATOR_TPS6586X 28549610235SMike Rapoport tristate "TI TPS6586X Power regulators" 2861b13f4bbSMike Rapoport depends on MFD_TPS6586X 28749610235SMike Rapoport help 28849610235SMike Rapoport This driver supports TPS6586X voltage regulator chips. 28949610235SMike Rapoport 2901394fd28SCyril Chemparathyconfig REGULATOR_TPS6524X 2911394fd28SCyril Chemparathy tristate "TI TPS6524X Power regulators" 2921394fd28SCyril Chemparathy depends on SPI 2931394fd28SCyril Chemparathy help 2941394fd28SCyril Chemparathy This driver supports TPS6524X voltage regulator chips. TPS6524X 2951394fd28SCyril Chemparathy provides three step-down converters and two general-purpose LDO 2961394fd28SCyril Chemparathy voltage regulators. This device is interfaced using a customized 2971394fd28SCyril Chemparathy serial interface currently supported on the sequencer serial 2981394fd28SCyril Chemparathy port controller. 2991394fd28SCyril Chemparathy 300bbda14dfSTakashi Iwaiendif 301295c08bcSSascha Hauer 302