17be2c7c96aff2871240d61fef508c41176c688b5David Brownell# 2c58411e95d7f5062dedd1a3064af4d359da1e633Alessandro Zummo# RTC class/drivers configuration 3c58411e95d7f5062dedd1a3064af4d359da1e633Alessandro Zummo# 4c58411e95d7f5062dedd1a3064af4d359da1e633Alessandro Zummo 5c58411e95d7f5062dedd1a3064af4d359da1e633Alessandro Zummoconfig RTC_LIB 6b4d246b12410b53506c311e5e0b6abb71ead65c6John Stultz bool 70c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo 8bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardtmenuconfig RTC_CLASS 9b4d246b12410b53506c311e5e0b6abb71ead65c6John Stultz bool "Real Time Clock" 100c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo default n 113369465ed1a6a9aa9b885a6d7d8e074ecbd782daAl Viro depends on !S390 && !UML 120c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo select RTC_LIB 130c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo help 140c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo Generic RTC class support. If you say yes here, you will 150c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo be allowed to plug one or more RTCs to your system. You will 1627ae4104b69bd5e3d9006ba31b39fc186020f38eAdrian Bunk probably want to enable one or more of the interfaces below. 170c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo 18bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardtif RTC_CLASS 19bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt 200c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummoconfig RTC_HCTOSYS 217ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell bool "Set system time from RTC on startup and resume" 220c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo depends on RTC_CLASS = y 230c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo default y 240c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo help 257ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell If you say yes here, the system time (wall clock) will be set using 267ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell the value read from a specified RTC device. This is useful to avoid 277ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell unnecessary fsck runs at boot time, and to network better. 280c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo 290c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummoconfig RTC_HCTOSYS_DEVICE 307ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell string "RTC used to set the system time" 310c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo depends on RTC_HCTOSYS = y 320c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo default "rtc0" 330c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo help 347ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell The RTC device that will be used to (re)initialize the system 35ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo clock, usually rtc0. Initialization is done when the system 36ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo starts up, and when it resumes from a low power state. This 37779d20892f8e716677194dc879eea2b5f1e75678David Brownell device should record time in UTC, since the kernel won't do 38779d20892f8e716677194dc879eea2b5f1e75678David Brownell timezone correction. 397ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell 4055ff1aba940ff46d4f6d4fd790ea3e1a47aaa84fDavid Brownell The driver for this RTC device must be loaded before late_initcall 4155ff1aba940ff46d4f6d4fd790ea3e1a47aaa84fDavid Brownell functions run, so it must usually be statically linked. 4255ff1aba940ff46d4f6d4fd790ea3e1a47aaa84fDavid Brownell 437ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell This clock should be battery-backed, so that it reads the correct 44ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo time when the system boots from a power-off state. Otherwise, your 457ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell system will need an external clock source (like an NTP server). 467ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell 477ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell If the clock you specify here is not battery backed, it may still 487ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell be useful to reinitialize system time when resuming from system 4909b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo sleep states. Do not specify an RTC here unless it stays powered 507ca1d488ffe4817adaba61cc05b972782f7d3f91David Brownell during all this system's supported sleep states. 510c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo 529e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownellconfig RTC_DEBUG 539e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell bool "RTC debug support" 549e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell depends on RTC_CLASS = y 559e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell help 569e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell Say yes here to enable debugging support in the RTC framework 579e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell and individual RTC drivers. 589e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell 590c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummocomment "RTC interfaces" 600c86edc0d4970649f39748c4ce4f2895f728468fAlessandro Zummo 61c5c3e19225217536d90515c494e55e642a21e4faAlessandro Zummoconfig RTC_INTF_SYSFS 62e40659c5cae2397d6a329e652aa2d4f1c9f7de2aDavid Brownell boolean "/sys/class/rtc/rtcN (sysfs)" 63bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt depends on SYSFS 64c5c3e19225217536d90515c494e55e642a21e4faAlessandro Zummo default RTC_CLASS 65c5c3e19225217536d90515c494e55e642a21e4faAlessandro Zummo help 669e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell Say yes here if you want to use your RTCs using sysfs interfaces, 679e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell /sys/class/rtc/rtc0 through /sys/.../rtcN. 68c5c3e19225217536d90515c494e55e642a21e4faAlessandro Zummo 69ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo If unsure, say Y. 70c5c3e19225217536d90515c494e55e642a21e4faAlessandro Zummo 71728a294787b780130d8eb237518d4cac0afe760cAlessandro Zummoconfig RTC_INTF_PROC 72e40659c5cae2397d6a329e652aa2d4f1c9f7de2aDavid Brownell boolean "/proc/driver/rtc (procfs for rtc0)" 73bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt depends on PROC_FS 74728a294787b780130d8eb237518d4cac0afe760cAlessandro Zummo default RTC_CLASS 75728a294787b780130d8eb237518d4cac0afe760cAlessandro Zummo help 769e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell Say yes here if you want to use your first RTC through the proc 77ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo interface, /proc/driver/rtc. Other RTCs will not be available 789e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell through that API. 79728a294787b780130d8eb237518d4cac0afe760cAlessandro Zummo 80ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo If unsure, say Y. 81728a294787b780130d8eb237518d4cac0afe760cAlessandro Zummo 82e824290e5dcfaf2120da587b16d10dfdff8d5d3eAlessandro Zummoconfig RTC_INTF_DEV 83e40659c5cae2397d6a329e652aa2d4f1c9f7de2aDavid Brownell boolean "/dev/rtcN (character devices)" 84e824290e5dcfaf2120da587b16d10dfdff8d5d3eAlessandro Zummo default RTC_CLASS 85e824290e5dcfaf2120da587b16d10dfdff8d5d3eAlessandro Zummo help 869e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell Say yes here if you want to use your RTCs using the /dev 879e86ecb659f11b36b5e189214b19cb31ef5dfd72David Brownell interfaces, which "udev" sets up as /dev/rtc0 through 88ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo /dev/rtcN. 89e824290e5dcfaf2120da587b16d10dfdff8d5d3eAlessandro Zummo 90ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo You may want to set up a symbolic link so one of these 91ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo can be accessed as /dev/rtc, which is a name 92ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo expected by "hwclock" and some other programs. Recent 93ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo versions of "udev" are known to set up the symlink for you. 94ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo 95ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo If unsure, say Y. 96e824290e5dcfaf2120da587b16d10dfdff8d5d3eAlessandro Zummo 976e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultzconfig RTC_INTF_DEV_UIE_EMUL 986e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz bool "RTC UIE emulation on dev interface" 996e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz depends on RTC_INTF_DEV 1006e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz help 1016e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz Provides an emulation for RTC_UIE if the underlying rtc chip 1026e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz driver does not expose RTC_UIE ioctls. Those requests generate 1036e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz once-per-second update interrupts, used for synchronization. 1046e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz 1056e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz The emulation code will read the time from the hardware 1066e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz clock several times per second, please enable this option 1076e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz only if you know that you really need it. 1086e57b1d6a8d8ed1998229b71c102be1997e397c6John Stultz 10909a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_TEST 11009a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo tristate "Test driver/device" 1111fec7c66ba98fc3a04e15fd14fad6b404e56fc94Alessandro Zummo help 1121fec7c66ba98fc3a04e15fd14fad6b404e56fc94Alessandro Zummo If you say yes here you get support for the 11309a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo RTC test driver. It's a software RTC which can be 11409a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo used to test the RTC subsystem APIs. It gets 11509a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo the time from the system clock. 11609a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo You want this driver only if you are doing development 11709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo on the RTC subsystem. Please read the source code 11809a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo for further details. 1191fec7c66ba98fc3a04e15fd14fad6b404e56fc94Alessandro Zummo 1201fec7c66ba98fc3a04e15fd14fad6b404e56fc94Alessandro Zummo This driver can also be built as a module. If so, the module 12109a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo will be called rtc-test. 12209a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 12309a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummocomment "I2C RTC drivers" 124bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt depends on I2C 125bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt 126bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardtif I2C 1271fec7c66ba98fc3a04e15fd14fad6b404e56fc94Alessandro Zummo 128008b30408c40ede5985397e7daac45d30b375a01Haojian Zhuangconfig RTC_DRV_88PM860X 129008b30408c40ede5985397e7daac45d30b375a01Haojian Zhuang tristate "Marvell 88PM860x" 130008b30408c40ede5985397e7daac45d30b375a01Haojian Zhuang depends on RTC_CLASS && I2C && MFD_88PM860X 131008b30408c40ede5985397e7daac45d30b375a01Haojian Zhuang help 132008b30408c40ede5985397e7daac45d30b375a01Haojian Zhuang If you say yes here you get support for RTC function in Marvell 133008b30408c40ede5985397e7daac45d30b375a01Haojian Zhuang 88PM860x chips. 134008b30408c40ede5985397e7daac45d30b375a01Haojian Zhuang 135008b30408c40ede5985397e7daac45d30b375a01Haojian Zhuang This driver can also be built as a module. If so, the module 136008b30408c40ede5985397e7daac45d30b375a01Haojian Zhuang will be called rtc-88pm860x. 137008b30408c40ede5985397e7daac45d30b375a01Haojian Zhuang 1381abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownellconfig RTC_DRV_DS1307 139a216685818a54b4f15235068b53908f954850251Matthias Fuchs tristate "Dallas/Maxim DS1307/37/38/39/40, ST M41T00, EPSON RX-8025" 1401abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownell help 1411abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownell If you say yes here you get support for various compatible RTC 142ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo chips (often with battery backup) connected with I2C. This driver 1431abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownell should handle DS1307, DS1337, DS1338, DS1339, DS1340, ST M41T00, 144a216685818a54b4f15235068b53908f954850251Matthias Fuchs EPSON RX-8025 and probably other chips. In some cases the RTC 145a216685818a54b4f15235068b53908f954850251Matthias Fuchs must already have been initialized (by manufacturing or a 146a216685818a54b4f15235068b53908f954850251Matthias Fuchs bootloader). 1471abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownell 1481abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownell The first seven registers on these chips hold an RTC, and other 1491abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownell registers may add features such as NVRAM, a trickle charger for 150ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo the RTC/NVRAM backup power, and alarms. NVRAM is visible in 151682d73f685536fdb09322dde8caad339480e7badDavid Brownell sysfs, but other chip features may not be available. 1521abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownell 1531abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownell This driver can also be built as a module. If so, the module 1541abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownell will be called rtc-ds1307. 1551abb0dc92d706e8c73c7a62ca813738fe2259a7fDavid Brownell 156bf4994d781c69cc15844d63122320e46ddde6464Scott Woodconfig RTC_DRV_DS1374 15709b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo tristate "Dallas/Maxim DS1374" 158bf4994d781c69cc15844d63122320e46ddde6464Scott Wood depends on RTC_CLASS && I2C 159bf4994d781c69cc15844d63122320e46ddde6464Scott Wood help 160bf4994d781c69cc15844d63122320e46ddde6464Scott Wood If you say yes here you get support for Dallas Semiconductor 161ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo DS1374 real-time clock chips. If an interrupt is associated 162bf4994d781c69cc15844d63122320e46ddde6464Scott Wood with the device, the alarm functionality is supported. 163bf4994d781c69cc15844d63122320e46ddde6464Scott Wood 164ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo This driver can also be built as a module. If so, the module 165bf4994d781c69cc15844d63122320e46ddde6464Scott Wood will be called rtc-ds1374. 166bf4994d781c69cc15844d63122320e46ddde6464Scott Wood 16709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_DS1672 16809a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo tristate "Dallas/Maxim DS1672" 1699bf5b4f5f53707aee5813f373279d03920ba6f65Atsushi Nemoto help 1709bf5b4f5f53707aee5813f373279d03920ba6f65Atsushi Nemoto If you say yes here you get support for the 17109a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo Dallas/Maxim DS1672 timekeeping chip. 1729bf5b4f5f53707aee5813f373279d03920ba6f65Atsushi Nemoto 1739bf5b4f5f53707aee5813f373279d03920ba6f65Atsushi Nemoto This driver can also be built as a module. If so, the module 17409a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo will be called rtc-ds1672. 1759bf5b4f5f53707aee5813f373279d03920ba6f65Atsushi Nemoto 176c03675f05ff9039dbea4bbc5332a885921e36dffRoy Zangconfig RTC_DRV_DS3232 177c03675f05ff9039dbea4bbc5332a885921e36dffRoy Zang tristate "Dallas/Maxim DS3232" 178c03675f05ff9039dbea4bbc5332a885921e36dffRoy Zang depends on RTC_CLASS && I2C 179c03675f05ff9039dbea4bbc5332a885921e36dffRoy Zang help 180c03675f05ff9039dbea4bbc5332a885921e36dffRoy Zang If you say yes here you get support for Dallas Semiconductor 181f46418c5cadfe76b15c630ff746ca859a8207d71Lan Chunhe-B DS3232 real-time clock chips. If an interrupt is associated 182f46418c5cadfe76b15c630ff746ca859a8207d71Lan Chunhe-B with the device, the alarm functionality is supported. 183c03675f05ff9039dbea4bbc5332a885921e36dffRoy Zang 184c03675f05ff9039dbea4bbc5332a885921e36dffRoy Zang This driver can also be built as a module. If so, the module 185c03675f05ff9039dbea4bbc5332a885921e36dffRoy Zang will be called rtc-ds3232. 186c03675f05ff9039dbea4bbc5332a885921e36dffRoy Zang 18709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_MAX6900 18809b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo tristate "Maxim MAX6900" 1897e56a7dcbb974d9725d80e50d70c6eed7f71110bHerbert Valerio Riedel help 19009a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo If you say yes here you will get support for the 19109a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo Maxim MAX6900 I2C RTC chip. 1927e56a7dcbb974d9725d80e50d70c6eed7f71110bHerbert Valerio Riedel 1937e56a7dcbb974d9725d80e50d70c6eed7f71110bHerbert Valerio Riedel This driver can also be built as a module. If so, the module 19409a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo will be called rtc-max6900. 1957e56a7dcbb974d9725d80e50d70c6eed7f71110bHerbert Valerio Riedel 196a39069f6ce6500a5ca39e534108247f25169d8e0Haojian Zhuangconfig RTC_DRV_MAX8925 197a39069f6ce6500a5ca39e534108247f25169d8e0Haojian Zhuang tristate "Maxim MAX8925" 198a39069f6ce6500a5ca39e534108247f25169d8e0Haojian Zhuang depends on MFD_MAX8925 199a39069f6ce6500a5ca39e534108247f25169d8e0Haojian Zhuang help 200a39069f6ce6500a5ca39e534108247f25169d8e0Haojian Zhuang If you say yes here you will get support for the 201a39069f6ce6500a5ca39e534108247f25169d8e0Haojian Zhuang RTC of Maxim MAX8925 PMIC. 202a39069f6ce6500a5ca39e534108247f25169d8e0Haojian Zhuang 203a39069f6ce6500a5ca39e534108247f25169d8e0Haojian Zhuang This driver can also be built as a module. If so, the module 204a39069f6ce6500a5ca39e534108247f25169d8e0Haojian Zhuang will be called rtc-max8925. 205a39069f6ce6500a5ca39e534108247f25169d8e0Haojian Zhuang 2069b16c0a43b74393cc18666a7748293812c61af1fJoonyoung Shimconfig RTC_DRV_MAX8998 2079b16c0a43b74393cc18666a7748293812c61af1fJoonyoung Shim tristate "Maxim MAX8998" 2089b16c0a43b74393cc18666a7748293812c61af1fJoonyoung Shim depends on MFD_MAX8998 2099b16c0a43b74393cc18666a7748293812c61af1fJoonyoung Shim help 2109b16c0a43b74393cc18666a7748293812c61af1fJoonyoung Shim If you say yes here you will get support for the 2119b16c0a43b74393cc18666a7748293812c61af1fJoonyoung Shim RTC of Maxim MAX8998 PMIC. 2129b16c0a43b74393cc18666a7748293812c61af1fJoonyoung Shim 2139b16c0a43b74393cc18666a7748293812c61af1fJoonyoung Shim This driver can also be built as a module. If so, the module 2149b16c0a43b74393cc18666a7748293812c61af1fJoonyoung Shim will be called rtc-max8998. 2159b16c0a43b74393cc18666a7748293812c61af1fJoonyoung Shim 21609a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_RS5C372 2175d4529be5e6365029d33044d383c2f527afa5734Paul Mundt tristate "Ricoh R2025S/D, RS5C372A/B, RV5C386, RV5C387A" 218edf1aaa31fc52ade0da7b6d1f2dffc17f0bdb9ffAlessandro Zummo help 219edf1aaa31fc52ade0da7b6d1f2dffc17f0bdb9ffAlessandro Zummo If you say yes here you get support for the 2205d4529be5e6365029d33044d383c2f527afa5734Paul Mundt Ricoh R2025S/D, RS5C372A, RS5C372B, RV5C386, and RV5C387A RTC chips. 221edf1aaa31fc52ade0da7b6d1f2dffc17f0bdb9ffAlessandro Zummo 222edf1aaa31fc52ade0da7b6d1f2dffc17f0bdb9ffAlessandro Zummo This driver can also be built as a module. If so, the module 22309a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo will be called rtc-rs5c372. 224edf1aaa31fc52ade0da7b6d1f2dffc17f0bdb9ffAlessandro Zummo 22509a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_ISL1208 22609b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo tristate "Intersil ISL1208" 2275ec3e4b7aefbb8613b27ec4449fa8f9916ab9099Atsushi Nemoto help 2285ec3e4b7aefbb8613b27ec4449fa8f9916ab9099Atsushi Nemoto If you say yes here you get support for the 22909b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo Intersil ISL1208 RTC chip. 2305ec3e4b7aefbb8613b27ec4449fa8f9916ab9099Atsushi Nemoto 2315ec3e4b7aefbb8613b27ec4449fa8f9916ab9099Atsushi Nemoto This driver can also be built as a module. If so, the module 23209a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo will be called rtc-isl1208. 2335ec3e4b7aefbb8613b27ec4449fa8f9916ab9099Atsushi Nemoto 234d6c7428f9c2b1df1356a21837301647cb4f76e60Roman Fietzeconfig RTC_DRV_ISL12022 235d6c7428f9c2b1df1356a21837301647cb4f76e60Roman Fietze tristate "Intersil ISL12022" 236d6c7428f9c2b1df1356a21837301647cb4f76e60Roman Fietze help 237d6c7428f9c2b1df1356a21837301647cb4f76e60Roman Fietze If you say yes here you get support for the 238d6c7428f9c2b1df1356a21837301647cb4f76e60Roman Fietze Intersil ISL12022 RTC chip. 239d6c7428f9c2b1df1356a21837301647cb4f76e60Roman Fietze 240d6c7428f9c2b1df1356a21837301647cb4f76e60Roman Fietze This driver can also be built as a module. If so, the module 241d6c7428f9c2b1df1356a21837301647cb4f76e60Roman Fietze will be called rtc-isl12022. 242d6c7428f9c2b1df1356a21837301647cb4f76e60Roman Fietze 24309a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_X1205 24409a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo tristate "Xicor/Intersil X1205" 245db68b189f4b8026b2f532e1b1bbdba5fcb36638cDavid Brownell help 24609a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo If you say yes here you get support for the 24709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo Xicor/Intersil X1205 RTC chip. 24809a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 24909a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo This driver can also be built as a module. If so, the module 25009a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo will be called rtc-x1205. 251db68b189f4b8026b2f532e1b1bbdba5fcb36638cDavid Brownell 252b5a82d628d4491558c109fbeabc2993d6686e89cAlessandro Zummoconfig RTC_DRV_PCF8563 253b5a82d628d4491558c109fbeabc2993d6686e89cAlessandro Zummo tristate "Philips PCF8563/Epson RTC8564" 254b5a82d628d4491558c109fbeabc2993d6686e89cAlessandro Zummo help 255b5a82d628d4491558c109fbeabc2993d6686e89cAlessandro Zummo If you say yes here you get support for the 256b5a82d628d4491558c109fbeabc2993d6686e89cAlessandro Zummo Philips PCF8563 RTC chip. The Epson RTC8564 257b5a82d628d4491558c109fbeabc2993d6686e89cAlessandro Zummo should work as well. 258b5a82d628d4491558c109fbeabc2993d6686e89cAlessandro Zummo 259b5a82d628d4491558c109fbeabc2993d6686e89cAlessandro Zummo This driver can also be built as a module. If so, the module 260b5a82d628d4491558c109fbeabc2993d6686e89cAlessandro Zummo will be called rtc-pcf8563. 261b5a82d628d4491558c109fbeabc2993d6686e89cAlessandro Zummo 2629c0c570576d02000063e28faadcce8c07396755dG. Liakhovetskiconfig RTC_DRV_PCF8583 2639c0c570576d02000063e28faadcce8c07396755dG. Liakhovetski tristate "Philips PCF8583" 2649c0c570576d02000063e28faadcce8c07396755dG. Liakhovetski help 265bb71f99f8daefb4a2c2441298bc127aaff9af947Russell King If you say yes here you get support for the Philips PCF8583 26609a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo RTC chip found on Acorn RiscPCs. This driver supports the 267bb71f99f8daefb4a2c2441298bc127aaff9af947Russell King platform specific method of retrieving the current year from 26809a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo the RTC's SRAM. It will work on other platforms with the same 26909a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo chip, but the year will probably have to be tweaked. 2709c0c570576d02000063e28faadcce8c07396755dG. Liakhovetski 2719c0c570576d02000063e28faadcce8c07396755dG. Liakhovetski This driver can also be built as a module. If so, the module 2729c0c570576d02000063e28faadcce8c07396755dG. Liakhovetski will be called rtc-pcf8583. 2739c0c570576d02000063e28faadcce8c07396755dG. Liakhovetski 274caaff562e0ba44a7991ee8322fa4a6891d939757Atsushi Nemotoconfig RTC_DRV_M41T80 275f30281f4f7c2a0efcfeddad12277dfdada8f08a7Daniel Glockner tristate "ST M41T62/65/M41T80/81/82/83/84/85/87" 276caaff562e0ba44a7991ee8322fa4a6891d939757Atsushi Nemoto help 277d3a126fcf9df7dc59f1cc553c2fb2e668264e86cSteven A. Falco If you say Y here you will get support for the ST M41T60 278d3a126fcf9df7dc59f1cc553c2fb2e668264e86cSteven A. Falco and M41T80 RTC chips series. Currently, the following chips are 279f30281f4f7c2a0efcfeddad12277dfdada8f08a7Daniel Glockner supported: M41T62, M41T65, M41T80, M41T81, M41T82, M41T83, M41ST84, 280d3a126fcf9df7dc59f1cc553c2fb2e668264e86cSteven A. Falco M41ST85, and M41ST87. 281caaff562e0ba44a7991ee8322fa4a6891d939757Atsushi Nemoto 282caaff562e0ba44a7991ee8322fa4a6891d939757Atsushi Nemoto This driver can also be built as a module. If so, the module 283caaff562e0ba44a7991ee8322fa4a6891d939757Atsushi Nemoto will be called rtc-m41t80. 284caaff562e0ba44a7991ee8322fa4a6891d939757Atsushi Nemoto 285617780d290bd6eb2b260928c6acff5b7c6084154Atsushi Nemotoconfig RTC_DRV_M41T80_WDT 286d3a126fcf9df7dc59f1cc553c2fb2e668264e86cSteven A. Falco bool "ST M41T65/M41T80 series RTC watchdog timer" 287617780d290bd6eb2b260928c6acff5b7c6084154Atsushi Nemoto depends on RTC_DRV_M41T80 288617780d290bd6eb2b260928c6acff5b7c6084154Atsushi Nemoto help 289617780d290bd6eb2b260928c6acff5b7c6084154Atsushi Nemoto If you say Y here you will get support for the 290d3a126fcf9df7dc59f1cc553c2fb2e668264e86cSteven A. Falco watchdog timer in the ST M41T60 and M41T80 RTC chips series. 291617780d290bd6eb2b260928c6acff5b7c6084154Atsushi Nemoto 2921ce7c83fa91d27bd0e195e8b2ff10d3a1caeb0d6Piotr Ziecikconfig RTC_DRV_BQ32K 2931ce7c83fa91d27bd0e195e8b2ff10d3a1caeb0d6Piotr Ziecik tristate "TI BQ32000" 2941ce7c83fa91d27bd0e195e8b2ff10d3a1caeb0d6Piotr Ziecik help 2951ce7c83fa91d27bd0e195e8b2ff10d3a1caeb0d6Piotr Ziecik If you say Y here you will get support for the TI 2961ce7c83fa91d27bd0e195e8b2ff10d3a1caeb0d6Piotr Ziecik BQ32000 I2C RTC chip. 2971ce7c83fa91d27bd0e195e8b2ff10d3a1caeb0d6Piotr Ziecik 2981ce7c83fa91d27bd0e195e8b2ff10d3a1caeb0d6Piotr Ziecik This driver can also be built as a module. If so, the module 2991ce7c83fa91d27bd0e195e8b2ff10d3a1caeb0d6Piotr Ziecik will be called rtc-bq32k. 3001ce7c83fa91d27bd0e195e8b2ff10d3a1caeb0d6Piotr Ziecik 301afd8d0f940ba5078f38e435440089117ac7d9eb4David Brownellconfig RTC_DRV_DM355EVM 302afd8d0f940ba5078f38e435440089117ac7d9eb4David Brownell tristate "TI DaVinci DM355 EVM RTC" 303afd8d0f940ba5078f38e435440089117ac7d9eb4David Brownell depends on MFD_DM355EVM_MSP 304afd8d0f940ba5078f38e435440089117ac7d9eb4David Brownell help 305afd8d0f940ba5078f38e435440089117ac7d9eb4David Brownell Supports the RTC firmware in the MSP430 on the DM355 EVM. 306afd8d0f940ba5078f38e435440089117ac7d9eb4David Brownell 3070c4a59fed41bdd4c30ce0999a87f30a812f29ee2Tony Lindgrenconfig RTC_DRV_TWL92330 3080c4a59fed41bdd4c30ce0999a87f30a812f29ee2Tony Lindgren boolean "TI TWL92330/Menelaus" 309bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt depends on MENELAUS 3100c4a59fed41bdd4c30ce0999a87f30a812f29ee2Tony Lindgren help 3110c4a59fed41bdd4c30ce0999a87f30a812f29ee2Tony Lindgren If you say yes here you get support for the RTC on the 31201dd2fbf0da4019c380b6ca22a074538fb31db5aMatt LaPlante TWL92330 "Menelaus" power management chip, used with OMAP2 313ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo platforms. The support is integrated with the rest of 3140c4a59fed41bdd4c30ce0999a87f30a812f29ee2Tony Lindgren the Menelaus driver; it's not separate module. 3150c4a59fed41bdd4c30ce0999a87f30a812f29ee2Tony Lindgren 316f96411ab73647ebf9485d77546c0c1f554bafcd7David Brownellconfig RTC_DRV_TWL4030 317a6b49ffd2d4bba53ad172b1e78ee51fe15ab195eBalaji T K tristate "TI TWL4030/TWL5030/TWL6030/TPS659x0" 318f96411ab73647ebf9485d77546c0c1f554bafcd7David Brownell depends on RTC_CLASS && TWL4030_CORE 319f96411ab73647ebf9485d77546c0c1f554bafcd7David Brownell help 320f96411ab73647ebf9485d77546c0c1f554bafcd7David Brownell If you say yes here you get support for the RTC on the 321a6b49ffd2d4bba53ad172b1e78ee51fe15ab195eBalaji T K TWL4030/TWL5030/TWL6030 family chips, used mostly with OMAP3 platforms. 322f96411ab73647ebf9485d77546c0c1f554bafcd7David Brownell 323f96411ab73647ebf9485d77546c0c1f554bafcd7David Brownell This driver can also be built as a module. If so, the module 324a6b49ffd2d4bba53ad172b1e78ee51fe15ab195eBalaji T K will be called rtc-twl. 325f96411ab73647ebf9485d77546c0c1f554bafcd7David Brownell 326c46288b09e1a5b5741a7e1a575d5f53f79132d39Byron Bradleyconfig RTC_DRV_S35390A 327c46288b09e1a5b5741a7e1a575d5f53f79132d39Byron Bradley tristate "Seiko Instruments S-35390A" 328d479540dbaba6f7acdb48e0242fee868c7a68116Randy Dunlap select BITREVERSE 329c46288b09e1a5b5741a7e1a575d5f53f79132d39Byron Bradley help 330c46288b09e1a5b5741a7e1a575d5f53f79132d39Byron Bradley If you say yes here you will get support for the Seiko 331c46288b09e1a5b5741a7e1a575d5f53f79132d39Byron Bradley Instruments S-35390A. 332c46288b09e1a5b5741a7e1a575d5f53f79132d39Byron Bradley 333c46288b09e1a5b5741a7e1a575d5f53f79132d39Byron Bradley This driver can also be built as a module. If so the module 334c46288b09e1a5b5741a7e1a575d5f53f79132d39Byron Bradley will be called rtc-s35390a. 335c46288b09e1a5b5741a7e1a575d5f53f79132d39Byron Bradley 336c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapinconfig RTC_DRV_FM3130 337c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapin tristate "Ramtron FM3130" 338c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapin help 339c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapin If you say Y here you will get support for the 340c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapin Ramtron FM3130 RTC chips. 341c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapin Ramtron FM3130 is a chip with two separate devices inside, 342c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapin RTC clock and FRAM. This driver provides only RTC functionality. 343c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapin 344c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapin This driver can also be built as a module. If so the module 345c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapin will be called rtc-fm3130. 346c6d8f400cc7610f04177f81168c19b8407cb48c3Sergey Lapin 347a7fa9851b6dd18824320c4129f26947b3cdb63d8Martyn Welchconfig RTC_DRV_RX8581 348a7fa9851b6dd18824320c4129f26947b3cdb63d8Martyn Welch tristate "Epson RX-8581" 349a7fa9851b6dd18824320c4129f26947b3cdb63d8Martyn Welch help 350a7fa9851b6dd18824320c4129f26947b3cdb63d8Martyn Welch If you say yes here you will get support for the Epson RX-8581. 351a7fa9851b6dd18824320c4129f26947b3cdb63d8Martyn Welch 352a7fa9851b6dd18824320c4129f26947b3cdb63d8Martyn Welch This driver can also be built as a module. If so the module 353a7fa9851b6dd18824320c4129f26947b3cdb63d8Martyn Welch will be called rtc-rx8581. 354a7fa9851b6dd18824320c4129f26947b3cdb63d8Martyn Welch 3553c2b9075cbdb541dbe486bde45925c9610de6f35Wolfgang Grandeggerconfig RTC_DRV_RX8025 3563c2b9075cbdb541dbe486bde45925c9610de6f35Wolfgang Grandegger tristate "Epson RX-8025SA/NB" 3573c2b9075cbdb541dbe486bde45925c9610de6f35Wolfgang Grandegger help 3583c2b9075cbdb541dbe486bde45925c9610de6f35Wolfgang Grandegger If you say yes here you get support for the Epson 3593c2b9075cbdb541dbe486bde45925c9610de6f35Wolfgang Grandegger RX-8025SA/NB RTC chips. 3603c2b9075cbdb541dbe486bde45925c9610de6f35Wolfgang Grandegger 3613c2b9075cbdb541dbe486bde45925c9610de6f35Wolfgang Grandegger This driver can also be built as a module. If so, the module 3623c2b9075cbdb541dbe486bde45925c9610de6f35Wolfgang Grandegger will be called rtc-rx8025. 3633c2b9075cbdb541dbe486bde45925c9610de6f35Wolfgang Grandegger 364ae3551f9cae5727819d02398b588ac14ef0a9cceMike Rapoportconfig RTC_DRV_EM3027 365ae3551f9cae5727819d02398b588ac14ef0a9cceMike Rapoport tristate "EM Microelectronic EM3027" 366ae3551f9cae5727819d02398b588ac14ef0a9cceMike Rapoport help 367ae3551f9cae5727819d02398b588ac14ef0a9cceMike Rapoport If you say yes here you get support for the EM 368ae3551f9cae5727819d02398b588ac14ef0a9cceMike Rapoport Microelectronic EM3027 RTC chips. 369ae3551f9cae5727819d02398b588ac14ef0a9cceMike Rapoport 370ae3551f9cae5727819d02398b588ac14ef0a9cceMike Rapoport This driver can also be built as a module. If so, the module 371ae3551f9cae5727819d02398b588ac14ef0a9cceMike Rapoport will be called rtc-em3027. 372ae3551f9cae5727819d02398b588ac14ef0a9cceMike Rapoport 37352365230eed7e291bbb2a015465cac48bcb3928fHeiko Schocherconfig RTC_DRV_RV3029C2 37452365230eed7e291bbb2a015465cac48bcb3928fHeiko Schocher tristate "Micro Crystal RTC" 37552365230eed7e291bbb2a015465cac48bcb3928fHeiko Schocher help 37652365230eed7e291bbb2a015465cac48bcb3928fHeiko Schocher If you say yes here you get support for the Micro Crystal 37752365230eed7e291bbb2a015465cac48bcb3928fHeiko Schocher RV3029-C2 RTC chips. 37852365230eed7e291bbb2a015465cac48bcb3928fHeiko Schocher 37952365230eed7e291bbb2a015465cac48bcb3928fHeiko Schocher This driver can also be built as a module. If so, the module 38052365230eed7e291bbb2a015465cac48bcb3928fHeiko Schocher will be called rtc-rv3029c2. 38152365230eed7e291bbb2a015465cac48bcb3928fHeiko Schocher 382bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardtendif # I2C 383bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt 38409a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummocomment "SPI RTC drivers" 385bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt 386bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardtif SPI_MASTER 38709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 38874d34d4be60928c3504fdad9d67707a6e3244a80Voss, Nikolausconfig RTC_DRV_M41T93 38974d34d4be60928c3504fdad9d67707a6e3244a80Voss, Nikolaus tristate "ST M41T93" 39074d34d4be60928c3504fdad9d67707a6e3244a80Voss, Nikolaus help 39174d34d4be60928c3504fdad9d67707a6e3244a80Voss, Nikolaus If you say yes here you will get support for the 39274d34d4be60928c3504fdad9d67707a6e3244a80Voss, Nikolaus ST M41T93 SPI RTC chip. 39374d34d4be60928c3504fdad9d67707a6e3244a80Voss, Nikolaus 39474d34d4be60928c3504fdad9d67707a6e3244a80Voss, Nikolaus This driver can also be built as a module. If so, the module 39574d34d4be60928c3504fdad9d67707a6e3244a80Voss, Nikolaus will be called rtc-m41t93. 39674d34d4be60928c3504fdad9d67707a6e3244a80Voss, Nikolaus 3978fc2c767b06067b417c565c4e75731e68ed41fd8Kim B. Heinoconfig RTC_DRV_M41T94 3988fc2c767b06067b417c565c4e75731e68ed41fd8Kim B. Heino tristate "ST M41T94" 3998fc2c767b06067b417c565c4e75731e68ed41fd8Kim B. Heino help 4008fc2c767b06067b417c565c4e75731e68ed41fd8Kim B. Heino If you say yes here you will get support for the 4018fc2c767b06067b417c565c4e75731e68ed41fd8Kim B. Heino ST M41T94 SPI RTC chip. 4028fc2c767b06067b417c565c4e75731e68ed41fd8Kim B. Heino 4038fc2c767b06067b417c565c4e75731e68ed41fd8Kim B. Heino This driver can also be built as a module. If so, the module 4048fc2c767b06067b417c565c4e75731e68ed41fd8Kim B. Heino will be called rtc-m41t94. 4058fc2c767b06067b417c565c4e75731e68ed41fd8Kim B. Heino 40653e84b672c1a8190af2b376c35c7a39cf1214f59David Brownellconfig RTC_DRV_DS1305 40753e84b672c1a8190af2b376c35c7a39cf1214f59David Brownell tristate "Dallas/Maxim DS1305/DS1306" 40853e84b672c1a8190af2b376c35c7a39cf1214f59David Brownell help 40953e84b672c1a8190af2b376c35c7a39cf1214f59David Brownell Select this driver to get support for the Dallas/Maxim DS1305 410ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo and DS1306 real time clock chips. These support a trickle 41153e84b672c1a8190af2b376c35c7a39cf1214f59David Brownell charger, alarms, and NVRAM in addition to the clock. 41253e84b672c1a8190af2b376c35c7a39cf1214f59David Brownell 41353e84b672c1a8190af2b376c35c7a39cf1214f59David Brownell This driver can also be built as a module. If so, the module 41453e84b672c1a8190af2b376c35c7a39cf1214f59David Brownell will be called rtc-ds1305. 41553e84b672c1a8190af2b376c35c7a39cf1214f59David Brownell 41606de18085122b873012cb23f043e2bdcf5f50923Mark Jacksonconfig RTC_DRV_DS1390 41706de18085122b873012cb23f043e2bdcf5f50923Mark Jackson tristate "Dallas/Maxim DS1390/93/94" 41806de18085122b873012cb23f043e2bdcf5f50923Mark Jackson help 4197b9b2ef1bb7a1eb4c8cdcdc537b3e20466d2d96dAlessandro Zummo If you say yes here you get support for the 4207b9b2ef1bb7a1eb4c8cdcdc537b3e20466d2d96dAlessandro Zummo Dallas/Maxim DS1390/93/94 chips. 42106de18085122b873012cb23f043e2bdcf5f50923Mark Jackson 42206de18085122b873012cb23f043e2bdcf5f50923Mark Jackson This driver only supports the RTC feature, and not other chip 42306de18085122b873012cb23f043e2bdcf5f50923Mark Jackson features such as alarms and trickle charging. 42406de18085122b873012cb23f043e2bdcf5f50923Mark Jackson 42506de18085122b873012cb23f043e2bdcf5f50923Mark Jackson This driver can also be built as a module. If so, the module 42606de18085122b873012cb23f043e2bdcf5f50923Mark Jackson will be called rtc-ds1390. 42706de18085122b873012cb23f043e2bdcf5f50923Mark Jackson 42809b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummoconfig RTC_DRV_MAX6902 42909b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo tristate "Maxim MAX6902" 43009b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo help 43109b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo If you say yes here you will get support for the 43209b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo Maxim MAX6902 SPI RTC chip. 43309b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo 43409b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo This driver can also be built as a module. If so, the module 43509b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo will be called rtc-max6902. 43609b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo 4372805b9698445e898ca6e5ffdc132e80d94664a0fMagnus Dammconfig RTC_DRV_R9701 4382805b9698445e898ca6e5ffdc132e80d94664a0fMagnus Damm tristate "Epson RTC-9701JE" 4392805b9698445e898ca6e5ffdc132e80d94664a0fMagnus Damm help 4402805b9698445e898ca6e5ffdc132e80d94664a0fMagnus Damm If you say yes here you will get support for the 4412805b9698445e898ca6e5ffdc132e80d94664a0fMagnus Damm Epson RTC-9701JE SPI RTC chip. 4422805b9698445e898ca6e5ffdc132e80d94664a0fMagnus Damm 4432805b9698445e898ca6e5ffdc132e80d94664a0fMagnus Damm This driver can also be built as a module. If so, the module 4442805b9698445e898ca6e5ffdc132e80d94664a0fMagnus Damm will be called rtc-r9701. 4452805b9698445e898ca6e5ffdc132e80d94664a0fMagnus Damm 446e0ac4761fa52acda90f9f53819c81474b511e3afAtsushi Nemotoconfig RTC_DRV_RS5C348 447e0ac4761fa52acda90f9f53819c81474b511e3afAtsushi Nemoto tristate "Ricoh RS5C348A/B" 448e0ac4761fa52acda90f9f53819c81474b511e3afAtsushi Nemoto help 449e0ac4761fa52acda90f9f53819c81474b511e3afAtsushi Nemoto If you say yes here you get support for the 450e0ac4761fa52acda90f9f53819c81474b511e3afAtsushi Nemoto Ricoh RS5C348A and RS5C348B RTC chips. 451e0ac4761fa52acda90f9f53819c81474b511e3afAtsushi Nemoto 452e0ac4761fa52acda90f9f53819c81474b511e3afAtsushi Nemoto This driver can also be built as a module. If so, the module 453e0ac4761fa52acda90f9f53819c81474b511e3afAtsushi Nemoto will be called rtc-rs5c348. 454e0ac4761fa52acda90f9f53819c81474b511e3afAtsushi Nemoto 4552f9b75e09ec3f62f2ebecec0ac9aec58656c2459Dennis Aberillaconfig RTC_DRV_DS3234 4562f9b75e09ec3f62f2ebecec0ac9aec58656c2459Dennis Aberilla tristate "Maxim/Dallas DS3234" 4572f9b75e09ec3f62f2ebecec0ac9aec58656c2459Dennis Aberilla help 4582f9b75e09ec3f62f2ebecec0ac9aec58656c2459Dennis Aberilla If you say yes here you get support for the 4592f9b75e09ec3f62f2ebecec0ac9aec58656c2459Dennis Aberilla Maxim/Dallas DS3234 SPI RTC chip. 4602f9b75e09ec3f62f2ebecec0ac9aec58656c2459Dennis Aberilla 4612f9b75e09ec3f62f2ebecec0ac9aec58656c2459Dennis Aberilla This driver can also be built as a module. If so, the module 4622f9b75e09ec3f62f2ebecec0ac9aec58656c2459Dennis Aberilla will be called rtc-ds3234. 4632f9b75e09ec3f62f2ebecec0ac9aec58656c2459Dennis Aberilla 4647f3923a184bb8e7ede5e5f58f1114bf7b8c611eaChris Vergesconfig RTC_DRV_PCF2123 4657f3923a184bb8e7ede5e5f58f1114bf7b8c611eaChris Verges tristate "NXP PCF2123" 4667f3923a184bb8e7ede5e5f58f1114bf7b8c611eaChris Verges help 4677f3923a184bb8e7ede5e5f58f1114bf7b8c611eaChris Verges If you say yes here you get support for the NXP PCF2123 4687f3923a184bb8e7ede5e5f58f1114bf7b8c611eaChris Verges RTC chip. 4697f3923a184bb8e7ede5e5f58f1114bf7b8c611eaChris Verges 4707f3923a184bb8e7ede5e5f58f1114bf7b8c611eaChris Verges This driver can also be built as a module. If so, the module 4717f3923a184bb8e7ede5e5f58f1114bf7b8c611eaChris Verges will be called rtc-pcf2123. 4727f3923a184bb8e7ede5e5f58f1114bf7b8c611eaChris Verges 473bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardtendif # SPI_MASTER 474bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt 47509a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummocomment "Platform RTC drivers" 47609a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 47709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo# this 'CMOS' RTC driver is arch dependent because <asm-generic/rtc.h> 47809a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo# requires <asm/mc146818rtc.h> defining CMOS_READ/CMOS_WRITE, and a 47909a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo# global rtc_lock ... it's not yet just another platform_device. 48009a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 48109a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_CMOS 48209a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo tristate "PC-style 'CMOS'" 4835ec877083c2c4f9e2f710dc6480dc76c27cb6f55Andrew Morton depends on X86 || ALPHA || ARM || M32R || ATARI || PPC || MIPS || SPARC64 484c750090085f260503d8beec1c73c4d2e4fe93628David Brownell default y if X86 48509a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo help 48609a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo Say "yes" here to get direct support for the real time clock 48709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo found in every PC or ACPI-based system, and some other boards. 48809a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo Specifically the original MC146818, compatibles like those in 48909a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo PC south bridges, the DS12887 or M48T86, some multifunction 49009a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo or LPC bus chips, and so on. 49109a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 49209a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo Your system will need to define the platform device used by 493ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo this driver, otherwise it won't be accessible. This means 49409a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo you can safely enable this driver if you don't know whether 49509a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo or not your board has this kind of hardware. 49609a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 49709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo This driver can also be built as a module. If so, the module 49809a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo will be called rtc-cmos. 49909a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 5000146f26145af75d53e12dbf23a36996aff373680Feng Tangconfig RTC_DRV_VRTC 501933b9463a0ef75da681747b2dac06c1754465372Alan Cox tristate "Virtual RTC for Intel MID platforms" 502933b9463a0ef75da681747b2dac06c1754465372Alan Cox depends on X86_INTEL_MID 503933b9463a0ef75da681747b2dac06c1754465372Alan Cox default y if X86_INTEL_MID 5040146f26145af75d53e12dbf23a36996aff373680Feng Tang 5050146f26145af75d53e12dbf23a36996aff373680Feng Tang help 5060146f26145af75d53e12dbf23a36996aff373680Feng Tang Say "yes" here to get direct support for the real time clock 5070146f26145af75d53e12dbf23a36996aff373680Feng Tang found on Moorestown platforms. The VRTC is a emulated RTC that 5080146f26145af75d53e12dbf23a36996aff373680Feng Tang derives its clock source from a real RTC in the PMIC. The MC146818 5090146f26145af75d53e12dbf23a36996aff373680Feng Tang style programming interface is mostly conserved, but any 5100146f26145af75d53e12dbf23a36996aff373680Feng Tang updates are done via IPC calls to the system controller FW. 5110146f26145af75d53e12dbf23a36996aff373680Feng Tang 512537739dee52cb9bb4f9ba080a59795d5c4c306baThomas Bogendoerferconfig RTC_DRV_DS1216 513537739dee52cb9bb4f9ba080a59795d5c4c306baThomas Bogendoerfer tristate "Dallas DS1216" 514bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt depends on SNI_RM 515537739dee52cb9bb4f9ba080a59795d5c4c306baThomas Bogendoerfer help 516537739dee52cb9bb4f9ba080a59795d5c4c306baThomas Bogendoerfer If you say yes here you get support for the Dallas DS1216 RTC chips. 517537739dee52cb9bb4f9ba080a59795d5c4c306baThomas Bogendoerfer 5185f119f29063c9a9bf1ab40112c02710c2db84f29Thomas Bogendoerferconfig RTC_DRV_DS1286 5195f119f29063c9a9bf1ab40112c02710c2db84f29Thomas Bogendoerfer tristate "Dallas DS1286" 5205f119f29063c9a9bf1ab40112c02710c2db84f29Thomas Bogendoerfer help 5215f119f29063c9a9bf1ab40112c02710c2db84f29Thomas Bogendoerfer If you say yes here you get support for the Dallas DS1286 RTC chips. 5225f119f29063c9a9bf1ab40112c02710c2db84f29Thomas Bogendoerfer 523739d340dba45ab786a5553144bbffbee0afe15ddPaul Mundtconfig RTC_DRV_DS1302 524739d340dba45ab786a5553144bbffbee0afe15ddPaul Mundt tristate "Dallas DS1302" 525739d340dba45ab786a5553144bbffbee0afe15ddPaul Mundt depends on SH_SECUREEDGE5410 526739d340dba45ab786a5553144bbffbee0afe15ddPaul Mundt help 527739d340dba45ab786a5553144bbffbee0afe15ddPaul Mundt If you say yes here you get support for the Dallas DS1302 RTC chips. 528739d340dba45ab786a5553144bbffbee0afe15ddPaul Mundt 5298f26795a22b12880bb07be688df72b4266f67be8Andrew Sharpconfig RTC_DRV_DS1511 5308f26795a22b12880bb07be688df72b4266f67be8Andrew Sharp tristate "Dallas DS1511" 5318f26795a22b12880bb07be688df72b4266f67be8Andrew Sharp depends on RTC_CLASS 5328f26795a22b12880bb07be688df72b4266f67be8Andrew Sharp help 5338f26795a22b12880bb07be688df72b4266f67be8Andrew Sharp If you say yes here you get support for the 5348f26795a22b12880bb07be688df72b4266f67be8Andrew Sharp Dallas DS1511 timekeeping/watchdog chip. 5358f26795a22b12880bb07be688df72b4266f67be8Andrew Sharp 5368f26795a22b12880bb07be688df72b4266f67be8Andrew Sharp This driver can also be built as a module. If so, the module 5378f26795a22b12880bb07be688df72b4266f67be8Andrew Sharp will be called rtc-ds1511. 5388f26795a22b12880bb07be688df72b4266f67be8Andrew Sharp 53909a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_DS1553 54009b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo tristate "Maxim/Dallas DS1553" 5417520b94debdc61620e1582fb4f5cca4a830f91cdAlessandro Zummo help 5427520b94debdc61620e1582fb4f5cca4a830f91cdAlessandro Zummo If you say yes here you get support for the 54309b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo Maxim/Dallas DS1553 timekeeping chip. 5447520b94debdc61620e1582fb4f5cca4a830f91cdAlessandro Zummo 5457520b94debdc61620e1582fb4f5cca4a830f91cdAlessandro Zummo This driver can also be built as a module. If so, the module 54609a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo will be called rtc-ds1553. 54709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 54809b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummoconfig RTC_DRV_DS1742 54909b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo tristate "Maxim/Dallas DS1742/1743" 550029641151bfede0930a79ecabb2572dc27a3c86fThomas Hommel help 551029641151bfede0930a79ecabb2572dc27a3c86fThomas Hommel If you say yes here you get support for the 55209b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo Maxim/Dallas DS1742/1743 timekeeping chip. 553029641151bfede0930a79ecabb2572dc27a3c86fThomas Hommel 554029641151bfede0930a79ecabb2572dc27a3c86fThomas Hommel This driver can also be built as a module. If so, the module 55509b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo will be called rtc-ds1742. 556029641151bfede0930a79ecabb2572dc27a3c86fThomas Hommel 557fef931ff98fe78bea804d9b4c49d410a7a97988cAshish Jangamconfig RTC_DRV_DA9052 558fef931ff98fe78bea804d9b4c49d410a7a97988cAshish Jangam tristate "Dialog DA9052/DA9053 RTC" 559fef931ff98fe78bea804d9b4c49d410a7a97988cAshish Jangam depends on PMIC_DA9052 560fef931ff98fe78bea804d9b4c49d410a7a97988cAshish Jangam help 561fef931ff98fe78bea804d9b4c49d410a7a97988cAshish Jangam Say y here to support the RTC driver for Dialog Semiconductor 562fef931ff98fe78bea804d9b4c49d410a7a97988cAshish Jangam DA9052-BC and DA9053-AA/Bx PMICs. 563fef931ff98fe78bea804d9b4c49d410a7a97988cAshish Jangam 5645e3fd9e5810f141c9c70c36992d4ed72b3aa1feddann frazierconfig RTC_DRV_EFI 5655e3fd9e5810f141c9c70c36992d4ed72b3aa1feddann frazier tristate "EFI RTC" 5665e3fd9e5810f141c9c70c36992d4ed72b3aa1feddann frazier depends on IA64 5675e3fd9e5810f141c9c70c36992d4ed72b3aa1feddann frazier help 5685e3fd9e5810f141c9c70c36992d4ed72b3aa1feddann frazier If you say yes here you will get support for the EFI 5695e3fd9e5810f141c9c70c36992d4ed72b3aa1feddann frazier Real Time Clock. 5705e3fd9e5810f141c9c70c36992d4ed72b3aa1feddann frazier 5715e3fd9e5810f141c9c70c36992d4ed72b3aa1feddann frazier This driver can also be built as a module. If so, the module 5725e3fd9e5810f141c9c70c36992d4ed72b3aa1feddann frazier will be called rtc-efi. 5735e3fd9e5810f141c9c70c36992d4ed72b3aa1feddann frazier 57409b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummoconfig RTC_DRV_STK17TA8 57509b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo tristate "Simtek STK17TA8" 57609b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo depends on RTC_CLASS 57709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo help 57809a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo If you say yes here you get support for the 57909b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo Simtek STK17TA8 timekeeping chip. 58009a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 58109a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo This driver can also be built as a module. If so, the module 58209b6bdb3b6a95fe270107c2831e033f9cb233d2dAlessandro Zummo will be called rtc-stk17ta8. 58309a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 58409a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_M48T86 58509a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo tristate "ST M48T86/Dallas DS12887" 58609a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo help 58709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo If you say Y here you will get support for the 58809a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo ST M48T86 and Dallas DS12887 RTC chips. 58909a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 59009a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo This driver can also be built as a module. If so, the module 59109a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo will be called rtc-m48t86. 59209a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 593d1dbd82e2ff02181a7102088a9fe83e17ddbcb47Thomas Bogendoerferconfig RTC_DRV_M48T35 594d1dbd82e2ff02181a7102088a9fe83e17ddbcb47Thomas Bogendoerfer tristate "ST M48T35" 595d1dbd82e2ff02181a7102088a9fe83e17ddbcb47Thomas Bogendoerfer help 596d1dbd82e2ff02181a7102088a9fe83e17ddbcb47Thomas Bogendoerfer If you say Y here you will get support for the 597d1dbd82e2ff02181a7102088a9fe83e17ddbcb47Thomas Bogendoerfer ST M48T35 RTC chip. 598d1dbd82e2ff02181a7102088a9fe83e17ddbcb47Thomas Bogendoerfer 599d1dbd82e2ff02181a7102088a9fe83e17ddbcb47Thomas Bogendoerfer This driver can also be built as a module, if so, the module 600d1dbd82e2ff02181a7102088a9fe83e17ddbcb47Thomas Bogendoerfer will be called "rtc-m48t35". 601d1dbd82e2ff02181a7102088a9fe83e17ddbcb47Thomas Bogendoerfer 6022e774c7caf84455d5e7d492d123bad6f417818b5Mark Zhanconfig RTC_DRV_M48T59 60394fe7424a4c21940b4569200faaf0a0a5efd2924Krzysztof Helt tristate "ST M48T59/M48T08/M48T02" 6042e774c7caf84455d5e7d492d123bad6f417818b5Mark Zhan help 6052e774c7caf84455d5e7d492d123bad6f417818b5Mark Zhan If you say Y here you will get support for the 60694fe7424a4c21940b4569200faaf0a0a5efd2924Krzysztof Helt ST M48T59 RTC chip and compatible ST M48T08 and M48T02. 60794fe7424a4c21940b4569200faaf0a0a5efd2924Krzysztof Helt 60894fe7424a4c21940b4569200faaf0a0a5efd2924Krzysztof Helt These chips are usually found in Sun SPARC and UltraSPARC 60994fe7424a4c21940b4569200faaf0a0a5efd2924Krzysztof Helt workstations. 6102e774c7caf84455d5e7d492d123bad6f417818b5Mark Zhan 6112e774c7caf84455d5e7d492d123bad6f417818b5Mark Zhan This driver can also be built as a module, if so, the module 6122e774c7caf84455d5e7d492d123bad6f417818b5Mark Zhan will be called "rtc-m48t59". 6132e774c7caf84455d5e7d492d123bad6f417818b5Mark Zhan 6144f9b9bba1dd1489909f4cb339233ced979663297Geert Uytterhoevenconfig RTC_DRV_MSM6242 6154f9b9bba1dd1489909f4cb339233ced979663297Geert Uytterhoeven tristate "Oki MSM6242" 6164f9b9bba1dd1489909f4cb339233ced979663297Geert Uytterhoeven help 6174f9b9bba1dd1489909f4cb339233ced979663297Geert Uytterhoeven If you say yes here you get support for the Oki MSM6242 6184f9b9bba1dd1489909f4cb339233ced979663297Geert Uytterhoeven timekeeping chip. It is used in some Amiga models (e.g. A2000). 6194f9b9bba1dd1489909f4cb339233ced979663297Geert Uytterhoeven 6204f9b9bba1dd1489909f4cb339233ced979663297Geert Uytterhoeven This driver can also be built as a module. If so, the module 6214f9b9bba1dd1489909f4cb339233ced979663297Geert Uytterhoeven will be called rtc-msm6242. 6224f9b9bba1dd1489909f4cb339233ced979663297Geert Uytterhoeven 623eba545465fca35a413e4d62c42ce5e032e48ad60Baruch Siachconfig RTC_DRV_IMXDI 624eba545465fca35a413e4d62c42ce5e032e48ad60Baruch Siach tristate "Freescale IMX DryIce Real Time Clock" 625eba545465fca35a413e4d62c42ce5e032e48ad60Baruch Siach depends on ARCH_MX25 626eba545465fca35a413e4d62c42ce5e032e48ad60Baruch Siach depends on RTC_CLASS 627eba545465fca35a413e4d62c42ce5e032e48ad60Baruch Siach help 628eba545465fca35a413e4d62c42ce5e032e48ad60Baruch Siach Support for Freescale IMX DryIce RTC 629eba545465fca35a413e4d62c42ce5e032e48ad60Baruch Siach 630eba545465fca35a413e4d62c42ce5e032e48ad60Baruch Siach This driver can also be built as a module, if so, the module 631eba545465fca35a413e4d62c42ce5e032e48ad60Baruch Siach will be called "rtc-imxdi". 632eba545465fca35a413e4d62c42ce5e032e48ad60Baruch Siach 633d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mackconfig RTC_MXC 634d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mack tristate "Freescale MXC Real Time Clock" 635d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mack depends on ARCH_MXC 636d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mack depends on RTC_CLASS 637d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mack help 638d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mack If you say yes here you get support for the Freescale MXC 639d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mack RTC module. 640d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mack 641d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mack This driver can also be built as a module, if so, the module 642d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mack will be called "rtc-mxc". 643d00ed3cf6e54312fb59cd1fd6300d787d22373c7Daniel Mack 644cca4c231028405950a15f5a27d7326d18d909784David S. Millerconfig RTC_DRV_BQ4802 645cca4c231028405950a15f5a27d7326d18d909784David S. Miller tristate "TI BQ4802" 646cca4c231028405950a15f5a27d7326d18d909784David S. Miller help 647cca4c231028405950a15f5a27d7326d18d909784David S. Miller If you say Y here you will get support for the TI 648cca4c231028405950a15f5a27d7326d18d909784David S. Miller BQ4802 RTC chip. 649cca4c231028405950a15f5a27d7326d18d909784David S. Miller 650cca4c231028405950a15f5a27d7326d18d909784David S. Miller This driver can also be built as a module. If so, the module 651cca4c231028405950a15f5a27d7326d18d909784David S. Miller will be called rtc-bq4802. 652cca4c231028405950a15f5a27d7326d18d909784David S. Miller 6534f672ce298e1b53a2f16571ef87810d0f73bfb1fGeert Uytterhoevenconfig RTC_DRV_RP5C01 6544f672ce298e1b53a2f16571ef87810d0f73bfb1fGeert Uytterhoeven tristate "Ricoh RP5C01" 6554f672ce298e1b53a2f16571ef87810d0f73bfb1fGeert Uytterhoeven help 6564f672ce298e1b53a2f16571ef87810d0f73bfb1fGeert Uytterhoeven If you say yes here you get support for the Ricoh RP5C01 6574f672ce298e1b53a2f16571ef87810d0f73bfb1fGeert Uytterhoeven timekeeping chip. It is used in some Amiga models (e.g. A3000 6584f672ce298e1b53a2f16571ef87810d0f73bfb1fGeert Uytterhoeven and A4000). 6594f672ce298e1b53a2f16571ef87810d0f73bfb1fGeert Uytterhoeven 6604f672ce298e1b53a2f16571ef87810d0f73bfb1fGeert Uytterhoeven This driver can also be built as a module. If so, the module 6614f672ce298e1b53a2f16571ef87810d0f73bfb1fGeert Uytterhoeven will be called rtc-rp5c01. 6624f672ce298e1b53a2f16571ef87810d0f73bfb1fGeert Uytterhoeven 66309a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_V3020 66409a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo tristate "EM Microelectronic V3020" 66509a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo help 66609a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo If you say yes here you will get support for the 66709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo EM Microelectronic v3020 RTC chip. 66809a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 66909a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo This driver can also be built as a module. If so, the module 67009a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo will be called rtc-v3020. 67109a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 67235c86bf66d9d0ebc3f32f8c56251197b3921394eMark Brownconfig RTC_DRV_WM831X 67335c86bf66d9d0ebc3f32f8c56251197b3921394eMark Brown tristate "Wolfson Microelectronics WM831x RTC" 67435c86bf66d9d0ebc3f32f8c56251197b3921394eMark Brown depends on MFD_WM831X 67535c86bf66d9d0ebc3f32f8c56251197b3921394eMark Brown help 67635c86bf66d9d0ebc3f32f8c56251197b3921394eMark Brown If you say yes here you will get support for the RTC subsystem 67735c86bf66d9d0ebc3f32f8c56251197b3921394eMark Brown of the Wolfson Microelectronics WM831X series PMICs. 67835c86bf66d9d0ebc3f32f8c56251197b3921394eMark Brown 67935c86bf66d9d0ebc3f32f8c56251197b3921394eMark Brown This driver can also be built as a module. If so, the module 68035c86bf66d9d0ebc3f32f8c56251197b3921394eMark Brown will be called "rtc-wm831x". 68135c86bf66d9d0ebc3f32f8c56251197b3921394eMark Brown 682077eaf5b40ecb2c345d82f02275c20e965dfa3e5Mark Brownconfig RTC_DRV_WM8350 683077eaf5b40ecb2c345d82f02275c20e965dfa3e5Mark Brown tristate "Wolfson Microelectronics WM8350 RTC" 684077eaf5b40ecb2c345d82f02275c20e965dfa3e5Mark Brown depends on MFD_WM8350 685077eaf5b40ecb2c345d82f02275c20e965dfa3e5Mark Brown help 686077eaf5b40ecb2c345d82f02275c20e965dfa3e5Mark Brown If you say yes here you will get support for the RTC subsystem 687077eaf5b40ecb2c345d82f02275c20e965dfa3e5Mark Brown of the Wolfson Microelectronics WM8350. 688077eaf5b40ecb2c345d82f02275c20e965dfa3e5Mark Brown 689077eaf5b40ecb2c345d82f02275c20e965dfa3e5Mark Brown This driver can also be built as a module. If so, the module 690077eaf5b40ecb2c345d82f02275c20e965dfa3e5Mark Brown will be called "rtc-wm8350". 691077eaf5b40ecb2c345d82f02275c20e965dfa3e5Mark Brown 6920942a71e435f5198921e8f072540f208f0176542Rajeev Kumarconfig RTC_DRV_SPEAR 6930942a71e435f5198921e8f072540f208f0176542Rajeev Kumar tristate "SPEAR ST RTC" 6940942a71e435f5198921e8f072540f208f0176542Rajeev Kumar depends on PLAT_SPEAR 6950942a71e435f5198921e8f072540f208f0176542Rajeev Kumar default y 6960942a71e435f5198921e8f072540f208f0176542Rajeev Kumar help 6970942a71e435f5198921e8f072540f208f0176542Rajeev Kumar If you say Y here you will get support for the RTC found on 6980942a71e435f5198921e8f072540f208f0176542Rajeev Kumar spear 6990942a71e435f5198921e8f072540f208f0176542Rajeev Kumar 700eae854b22d25a6d08524c0783a2c772e67121840Balaji Raoconfig RTC_DRV_PCF50633 701eae854b22d25a6d08524c0783a2c772e67121840Balaji Rao depends on MFD_PCF50633 702eae854b22d25a6d08524c0783a2c772e67121840Balaji Rao tristate "NXP PCF50633 RTC" 703eae854b22d25a6d08524c0783a2c772e67121840Balaji Rao help 704eae854b22d25a6d08524c0783a2c772e67121840Balaji Rao If you say yes here you get support for the RTC subsystem of the 705eae854b22d25a6d08524c0783a2c772e67121840Balaji Rao NXP PCF50633 used in embedded systems. 706eae854b22d25a6d08524c0783a2c772e67121840Balaji Rao 707bd207cfb0011389d55827b3f3181c60e8c3c7148Linus Walleijconfig RTC_DRV_AB3100 708bd207cfb0011389d55827b3f3181c60e8c3c7148Linus Walleij tristate "ST-Ericsson AB3100 RTC" 709bd207cfb0011389d55827b3f3181c60e8c3c7148Linus Walleij depends on AB3100_CORE 710bd207cfb0011389d55827b3f3181c60e8c3c7148Linus Walleij default y if AB3100_CORE 711bd207cfb0011389d55827b3f3181c60e8c3c7148Linus Walleij help 712bd207cfb0011389d55827b3f3181c60e8c3c7148Linus Walleij Select this to enable the ST-Ericsson AB3100 Mixed Signal IC RTC 713bd207cfb0011389d55827b3f3181c60e8c3c7148Linus Walleij support. This chip contains a battery- and capacitor-backed RTC. 714bd207cfb0011389d55827b3f3181c60e8c3c7148Linus Walleij 7150af62f4d1eedaacf6a85e293958699540d09fa3eVirupax Sadashivpetimathconfig RTC_DRV_AB8500 7160af62f4d1eedaacf6a85e293958699540d09fa3eVirupax Sadashivpetimath tristate "ST-Ericsson AB8500 RTC" 7170af62f4d1eedaacf6a85e293958699540d09fa3eVirupax Sadashivpetimath depends on AB8500_CORE 7180af62f4d1eedaacf6a85e293958699540d09fa3eVirupax Sadashivpetimath help 7190af62f4d1eedaacf6a85e293958699540d09fa3eVirupax Sadashivpetimath Select this to enable the ST-Ericsson AB8500 power management IC RTC 7200af62f4d1eedaacf6a85e293958699540d09fa3eVirupax Sadashivpetimath support. This chip contains a battery- and capacitor-backed RTC. 7210af62f4d1eedaacf6a85e293958699540d09fa3eVirupax Sadashivpetimath 722afd49a7e92851239c3edffae730cc27080bfab78Wan ZongShunconfig RTC_DRV_NUC900 723afd49a7e92851239c3edffae730cc27080bfab78Wan ZongShun tristate "NUC910/NUC920 RTC driver" 724afd49a7e92851239c3edffae730cc27080bfab78Wan ZongShun depends on RTC_CLASS && ARCH_W90X900 725afd49a7e92851239c3edffae730cc27080bfab78Wan ZongShun help 726afd49a7e92851239c3edffae730cc27080bfab78Wan ZongShun If you say yes here you get support for the RTC subsystem of the 727afd49a7e92851239c3edffae730cc27080bfab78Wan ZongShun NUC910/NUC920 used in embedded systems. 728bd207cfb0011389d55827b3f3181c60e8c3c7148Linus Walleij 72909a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummocomment "on-CPU RTC drivers" 73009a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo 7318ecf6c54d44c535b2296319aa58567ea9a1db026Miguel Aguilarconfig RTC_DRV_DAVINCI 7328ecf6c54d44c535b2296319aa58567ea9a1db026Miguel Aguilar tristate "TI DaVinci RTC" 7338ecf6c54d44c535b2296319aa58567ea9a1db026Miguel Aguilar depends on ARCH_DAVINCI_DM365 7348ecf6c54d44c535b2296319aa58567ea9a1db026Miguel Aguilar help 7358ecf6c54d44c535b2296319aa58567ea9a1db026Miguel Aguilar If you say yes here you get support for the RTC on the 7368ecf6c54d44c535b2296319aa58567ea9a1db026Miguel Aguilar DaVinci platforms (DM365). 7378ecf6c54d44c535b2296319aa58567ea9a1db026Miguel Aguilar 7388ecf6c54d44c535b2296319aa58567ea9a1db026Miguel Aguilar This driver can also be built as a module. If so, the module 7398ecf6c54d44c535b2296319aa58567ea9a1db026Miguel Aguilar will be called rtc-davinci. 7408ecf6c54d44c535b2296319aa58567ea9a1db026Miguel Aguilar 74109a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummoconfig RTC_DRV_OMAP 74209a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo tristate "TI OMAP1" 7438cfde8c1df31724f881de1a37f878ccbba4f178fMark A. Greer depends on ARCH_OMAP15XX || ARCH_OMAP16XX || ARCH_OMAP730 || ARCH_DAVINCI_DA8XX 74409a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo help 7458cfde8c1df31724f881de1a37f878ccbba4f178fMark A. Greer Say "yes" here to support the real time clock on TI OMAP1 and 7468cfde8c1df31724f881de1a37f878ccbba4f178fMark A. Greer DA8xx/OMAP-L13x chips. This driver can also be built as a 7478cfde8c1df31724f881de1a37f878ccbba4f178fMark A. Greer module called rtc-omap. 7487520b94debdc61620e1582fb4f5cca4a830f91cdAlessandro Zummo 74916f4efe7bf6cae180f72618ccc4027afee78123aAtul Dahiyaconfig HAVE_S3C_RTC 75016f4efe7bf6cae180f72618ccc4027afee78123aAtul Dahiya bool 75116f4efe7bf6cae180f72618ccc4027afee78123aAtul Dahiya help 75216f4efe7bf6cae180f72618ccc4027afee78123aAtul Dahiya This will include RTC support for Samsung SoCs. If 75316f4efe7bf6cae180f72618ccc4027afee78123aAtul Dahiya you want to include RTC support for any machine, kindly 75416f4efe7bf6cae180f72618ccc4027afee78123aAtul Dahiya select this in the respective mach-XXXX/Kconfig file. 75516f4efe7bf6cae180f72618ccc4027afee78123aAtul Dahiya 7561add6781c85d7e2ee512315113a16193b3e3937dBen Dooksconfig RTC_DRV_S3C 7571add6781c85d7e2ee512315113a16193b3e3937dBen Dooks tristate "Samsung S3C series SoC RTC" 758b130d5c29544fe4cedafd35b112d27a06550d844Kukjin Kim depends on ARCH_S3C64XX || HAVE_S3C_RTC 7591add6781c85d7e2ee512315113a16193b3e3937dBen Dooks help 7601add6781c85d7e2ee512315113a16193b3e3937dBen Dooks RTC (Realtime Clock) driver for the clock inbuilt into the 7611add6781c85d7e2ee512315113a16193b3e3937dBen Dooks Samsung S3C24XX series of SoCs. This can provide periodic 7621add6781c85d7e2ee512315113a16193b3e3937dBen Dooks interrupt rates from 1Hz to 64Hz for user programs, and 7631add6781c85d7e2ee512315113a16193b3e3937dBen Dooks wakeup from Alarm. 7641add6781c85d7e2ee512315113a16193b3e3937dBen Dooks 7651add6781c85d7e2ee512315113a16193b3e3937dBen Dooks The driver currently supports the common features on all the 7661add6781c85d7e2ee512315113a16193b3e3937dBen Dooks S3C24XX range, such as the S3C2410, S3C2412, S3C2413, S3C2440 7671add6781c85d7e2ee512315113a16193b3e3937dBen Dooks and S3C2442. 7681add6781c85d7e2ee512315113a16193b3e3937dBen Dooks 7691add6781c85d7e2ee512315113a16193b3e3937dBen Dooks This driver can also be build as a module. If so, the module 7701add6781c85d7e2ee512315113a16193b3e3937dBen Dooks will be called rtc-s3c. 7711add6781c85d7e2ee512315113a16193b3e3937dBen Dooks 772fd507e2ff3a5adaccbefa05f4bc9f58f44e930dbAlessandro Zummoconfig RTC_DRV_EP93XX 773fd507e2ff3a5adaccbefa05f4bc9f58f44e930dbAlessandro Zummo tristate "Cirrus Logic EP93XX" 774bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt depends on ARCH_EP93XX 775fd507e2ff3a5adaccbefa05f4bc9f58f44e930dbAlessandro Zummo help 776fd507e2ff3a5adaccbefa05f4bc9f58f44e930dbAlessandro Zummo If you say yes here you get support for the 777fd507e2ff3a5adaccbefa05f4bc9f58f44e930dbAlessandro Zummo RTC embedded in the Cirrus Logic EP93XX processors. 778fd507e2ff3a5adaccbefa05f4bc9f58f44e930dbAlessandro Zummo 779fd507e2ff3a5adaccbefa05f4bc9f58f44e930dbAlessandro Zummo This driver can also be built as a module. If so, the module 780fd507e2ff3a5adaccbefa05f4bc9f58f44e930dbAlessandro Zummo will be called rtc-ep93xx. 781fd507e2ff3a5adaccbefa05f4bc9f58f44e930dbAlessandro Zummo 782e842f1c8ff8a88f290e26d1139e89aad02c4e0c3Richard Purdieconfig RTC_DRV_SA1100 7833888c09074db2ca561c74571dcbd777949a856b8Haojian Zhuang tristate "SA11x0/PXA2xx/PXA910" 7843888c09074db2ca561c74571dcbd777949a856b8Haojian Zhuang depends on ARCH_SA1100 || ARCH_PXA || ARCH_MMP 785e842f1c8ff8a88f290e26d1139e89aad02c4e0c3Richard Purdie help 786e842f1c8ff8a88f290e26d1139e89aad02c4e0c3Richard Purdie If you say Y here you will get access to the real time clock 787e842f1c8ff8a88f290e26d1139e89aad02c4e0c3Richard Purdie built into your SA11x0 or PXA2xx CPU. 788e842f1c8ff8a88f290e26d1139e89aad02c4e0c3Richard Purdie 789e842f1c8ff8a88f290e26d1139e89aad02c4e0c3Richard Purdie To compile this driver as a module, choose M here: the 790e842f1c8ff8a88f290e26d1139e89aad02c4e0c3Richard Purdie module will be called rtc-sa1100. 791fd507e2ff3a5adaccbefa05f4bc9f58f44e930dbAlessandro Zummo 792317a6104a99f87c0b35c0d9f19ec23ee7429b33ePaul Mundtconfig RTC_DRV_SH 793317a6104a99f87c0b35c0d9f19ec23ee7429b33ePaul Mundt tristate "SuperH On-Chip RTC" 794063adc7502890a0b115da4af4e15cc2622b348dePaul Mundt depends on RTC_CLASS && SUPERH && HAVE_CLK 795317a6104a99f87c0b35c0d9f19ec23ee7429b33ePaul Mundt help 796317a6104a99f87c0b35c0d9f19ec23ee7429b33ePaul Mundt Say Y here to enable support for the on-chip RTC found in 797317a6104a99f87c0b35c0d9f19ec23ee7429b33ePaul Mundt most SuperH processors. 798317a6104a99f87c0b35c0d9f19ec23ee7429b33ePaul Mundt 799317a6104a99f87c0b35c0d9f19ec23ee7429b33ePaul Mundt To compile this driver as a module, choose M here: the 800317a6104a99f87c0b35c0d9f19ec23ee7429b33ePaul Mundt module will be called rtc-sh. 801317a6104a99f87c0b35c0d9f19ec23ee7429b33ePaul Mundt 8028417eb7a168eee8b9baa744ee5c591868e85529aYoichi Yuasaconfig RTC_DRV_VR41XX 8033e16f6afb267c0256416d481862ce8019c33417dAlessandro Zummo tristate "NEC VR41XX" 804bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt depends on CPU_VR41XX 8053e16f6afb267c0256416d481862ce8019c33417dAlessandro Zummo help 8063e16f6afb267c0256416d481862ce8019c33417dAlessandro Zummo If you say Y here you will get access to the real time clock 8073e16f6afb267c0256416d481862ce8019c33417dAlessandro Zummo built into your NEC VR41XX CPU. 8083e16f6afb267c0256416d481862ce8019c33417dAlessandro Zummo 8093e16f6afb267c0256416d481862ce8019c33417dAlessandro Zummo To compile this driver as a module, choose M here: the 8103e16f6afb267c0256416d481862ce8019c33417dAlessandro Zummo module will be called rtc-vr41xx. 8118417eb7a168eee8b9baa744ee5c591868e85529aYoichi Yuasa 812a190901c6b5f1f4a31681e8c69d811a4f9426e2bRussell Kingconfig RTC_DRV_PL030 813a190901c6b5f1f4a31681e8c69d811a4f9426e2bRussell King tristate "ARM AMBA PL030 RTC" 814a190901c6b5f1f4a31681e8c69d811a4f9426e2bRussell King depends on ARM_AMBA 815a190901c6b5f1f4a31681e8c69d811a4f9426e2bRussell King help 816a190901c6b5f1f4a31681e8c69d811a4f9426e2bRussell King If you say Y here you will get access to ARM AMBA 817a190901c6b5f1f4a31681e8c69d811a4f9426e2bRussell King PrimeCell PL030 RTC found on certain ARM SOCs. 818a190901c6b5f1f4a31681e8c69d811a4f9426e2bRussell King 819a190901c6b5f1f4a31681e8c69d811a4f9426e2bRussell King To compile this driver as a module, choose M here: the 820a190901c6b5f1f4a31681e8c69d811a4f9426e2bRussell King module will be called rtc-pl030. 821a190901c6b5f1f4a31681e8c69d811a4f9426e2bRussell King 8228ae6e163c1b637e1cb125613726ffbd31ca44fdfDeepak Saxenaconfig RTC_DRV_PL031 8238ae6e163c1b637e1cb125613726ffbd31ca44fdfDeepak Saxena tristate "ARM AMBA PL031 RTC" 824bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt depends on ARM_AMBA 8258ae6e163c1b637e1cb125613726ffbd31ca44fdfDeepak Saxena help 8268ae6e163c1b637e1cb125613726ffbd31ca44fdfDeepak Saxena If you say Y here you will get access to ARM AMBA 82709a21e56dc3767ce444e21c1383d587b261af13cAlessandro Zummo PrimeCell PL031 RTC found on certain ARM SOCs. 8288ae6e163c1b637e1cb125613726ffbd31ca44fdfDeepak Saxena 8298ae6e163c1b637e1cb125613726ffbd31ca44fdfDeepak Saxena To compile this driver as a module, choose M here: the 8308ae6e163c1b637e1cb125613726ffbd31ca44fdfDeepak Saxena module will be called rtc-pl031. 8318ae6e163c1b637e1cb125613726ffbd31ca44fdfDeepak Saxena 832fa04e78b2d44cb923177d7e6988ac32639beb2d0Hans-Christian Egtvedtconfig RTC_DRV_AT32AP700X 833fa04e78b2d44cb923177d7e6988ac32639beb2d0Hans-Christian Egtvedt tristate "AT32AP700X series RTC" 834bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt depends on PLATFORM_AT32AP 835fa04e78b2d44cb923177d7e6988ac32639beb2d0Hans-Christian Egtvedt help 836fa04e78b2d44cb923177d7e6988ac32639beb2d0Hans-Christian Egtvedt Driver for the internal RTC (Realtime Clock) on Atmel AVR32 837fa04e78b2d44cb923177d7e6988ac32639beb2d0Hans-Christian Egtvedt AT32AP700x family processors. 838fa04e78b2d44cb923177d7e6988ac32639beb2d0Hans-Christian Egtvedt 8397fc39f6d616a852750ddaac86f5e4c3fad804ef8Andrew Victorconfig RTC_DRV_AT91RM9200 84024cecc1be62c37231fda15054a3d4d235ada38c5Nicolas Ferre tristate "AT91RM9200 or some AT91SAM9 RTC" 84124cecc1be62c37231fda15054a3d4d235ada38c5Nicolas Ferre depends on ARCH_AT91RM9200 || ARCH_AT91SAM9RL || ARCH_AT91SAM9G45 8424cdf854f7d60498bbda436068a118b95059b244bDavid Brownell help 8434cdf854f7d60498bbda436068a118b95059b244bDavid Brownell Driver for the internal RTC (Realtime Clock) module found on 84424cecc1be62c37231fda15054a3d4d235ada38c5Nicolas Ferre Atmel AT91RM9200's and some AT91SAM9 chips. On AT91SAM9 chips 8454cdf854f7d60498bbda436068a118b95059b244bDavid Brownell this is powered by the backup power supply. 8464cdf854f7d60498bbda436068a118b95059b244bDavid Brownell 8474cdf854f7d60498bbda436068a118b95059b244bDavid Brownellconfig RTC_DRV_AT91SAM9 84824cecc1be62c37231fda15054a3d4d235ada38c5Nicolas Ferre tristate "AT91SAM9x/AT91CAP9 RTT as RTC" 8494cdf854f7d60498bbda436068a118b95059b244bDavid Brownell depends on ARCH_AT91 && !(ARCH_AT91RM9200 || ARCH_AT91X40) 8504cdf854f7d60498bbda436068a118b95059b244bDavid Brownell help 8516b71dbf65e63c13202fb18773a5fd2d4415b6b2eStelian Pop RTC driver for the Atmel AT91SAM9x and AT91CAP9 internal RTT 8526b71dbf65e63c13202fb18773a5fd2d4415b6b2eStelian Pop (Real Time Timer). These timers are powered by the backup power 8536b71dbf65e63c13202fb18773a5fd2d4415b6b2eStelian Pop supply (such as a small coin cell battery), but do not need to 8546b71dbf65e63c13202fb18773a5fd2d4415b6b2eStelian Pop be used as RTCs. 8554cdf854f7d60498bbda436068a118b95059b244bDavid Brownell 85624cecc1be62c37231fda15054a3d4d235ada38c5Nicolas Ferre (On AT91SAM9rl and AT91SAM9G45 chips you probably want to use the 85724cecc1be62c37231fda15054a3d4d235ada38c5Nicolas Ferre dedicated RTC module and leave the RTT available for other uses.) 8584cdf854f7d60498bbda436068a118b95059b244bDavid Brownell 8594cdf854f7d60498bbda436068a118b95059b244bDavid Brownellconfig RTC_DRV_AT91SAM9_RTT 8604cdf854f7d60498bbda436068a118b95059b244bDavid Brownell int 8614cdf854f7d60498bbda436068a118b95059b244bDavid Brownell range 0 1 8624cdf854f7d60498bbda436068a118b95059b244bDavid Brownell default 0 8634cdf854f7d60498bbda436068a118b95059b244bDavid Brownell prompt "RTT module Number" if ARCH_AT91SAM9263 8644cdf854f7d60498bbda436068a118b95059b244bDavid Brownell depends on RTC_DRV_AT91SAM9 8654cdf854f7d60498bbda436068a118b95059b244bDavid Brownell help 866ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo More than one RTT module is available. You can choose which 867ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo one will be used as an RTC. The default of zero is normally 8684cdf854f7d60498bbda436068a118b95059b244bDavid Brownell OK to use, though some systems use that for non-RTC purposes. 8694cdf854f7d60498bbda436068a118b95059b244bDavid Brownell 8704cdf854f7d60498bbda436068a118b95059b244bDavid Brownellconfig RTC_DRV_AT91SAM9_GPBR 8714cdf854f7d60498bbda436068a118b95059b244bDavid Brownell int 8724cdf854f7d60498bbda436068a118b95059b244bDavid Brownell range 0 3 if !ARCH_AT91SAM9263 8734cdf854f7d60498bbda436068a118b95059b244bDavid Brownell range 0 15 if ARCH_AT91SAM9263 8744cdf854f7d60498bbda436068a118b95059b244bDavid Brownell default 0 8754cdf854f7d60498bbda436068a118b95059b244bDavid Brownell prompt "Backup Register Number" 8764cdf854f7d60498bbda436068a118b95059b244bDavid Brownell depends on RTC_DRV_AT91SAM9 8774cdf854f7d60498bbda436068a118b95059b244bDavid Brownell help 8784cdf854f7d60498bbda436068a118b95059b244bDavid Brownell The RTC driver needs to use one of the General Purpose Backup 879ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo Registers (GPBRs) as well as the RTT. You can choose which one 880ae64d16956718bfd11955217f603b27a781c0cb1Alessandro Zummo will be used. The default of zero is normally OK to use, but 8814cdf854f7d60498bbda436068a118b95059b244bDavid Brownell on some systems other software needs to use that register. 882788b1fc619a31ebdbadd3a8863631f59a4bd2944Andrew Victor 88345fd8a0c14884b2d8f2a31f71c72dedbaeeb33f2Manuel Laussconfig RTC_DRV_AU1XXX 88445fd8a0c14884b2d8f2a31f71c72dedbaeeb33f2Manuel Lauss tristate "Au1xxx Counter0 RTC support" 88542a4f17dc356689075263d7c2bd68456676fa62eManuel Lauss depends on MIPS_ALCHEMY 88645fd8a0c14884b2d8f2a31f71c72dedbaeeb33f2Manuel Lauss help 88745fd8a0c14884b2d8f2a31f71c72dedbaeeb33f2Manuel Lauss This is a driver for the Au1xxx on-chip Counter0 (Time-Of-Year 88845fd8a0c14884b2d8f2a31f71c72dedbaeeb33f2Manuel Lauss counter) to be used as a RTC. 88945fd8a0c14884b2d8f2a31f71c72dedbaeeb33f2Manuel Lauss 89045fd8a0c14884b2d8f2a31f71c72dedbaeeb33f2Manuel Lauss This driver can also be built as a module. If so, the module 89145fd8a0c14884b2d8f2a31f71c72dedbaeeb33f2Manuel Lauss will be called rtc-au1xxx. 89245fd8a0c14884b2d8f2a31f71c72dedbaeeb33f2Manuel Lauss 8938cc75c9a1498913d668b6d3559940c6837cee8bfWu, Bryanconfig RTC_DRV_BFIN 8948cc75c9a1498913d668b6d3559940c6837cee8bfWu, Bryan tristate "Blackfin On-Chip RTC" 8957f60459921bd24e86b21e07c42244c510b4f46b2Graf Yang depends on BLACKFIN && !BF561 8968cc75c9a1498913d668b6d3559940c6837cee8bfWu, Bryan help 8978cc75c9a1498913d668b6d3559940c6837cee8bfWu, Bryan If you say yes here you will get support for the 8988cc75c9a1498913d668b6d3559940c6837cee8bfWu, Bryan Blackfin On-Chip Real Time Clock. 8998cc75c9a1498913d668b6d3559940c6837cee8bfWu, Bryan 9008cc75c9a1498913d668b6d3559940c6837cee8bfWu, Bryan This driver can also be built as a module. If so, the module 9018cc75c9a1498913d668b6d3559940c6837cee8bfWu, Bryan will be called rtc-bfin. 9028cc75c9a1498913d668b6d3559940c6837cee8bfWu, Bryan 903e9f2bd8191a416fbd17e8bfc002dba5411937997Nobuhiro Iwamatsuconfig RTC_DRV_RS5C313 904e9f2bd8191a416fbd17e8bfc002dba5411937997Nobuhiro Iwamatsu tristate "Ricoh RS5C313" 905bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardt depends on SH_LANDISK 906e9f2bd8191a416fbd17e8bfc002dba5411937997Nobuhiro Iwamatsu help 907e9f2bd8191a416fbd17e8bfc002dba5411937997Nobuhiro Iwamatsu If you say yes here you get support for the Ricoh RS5C313 RTC chips. 908e9f2bd8191a416fbd17e8bfc002dba5411937997Nobuhiro Iwamatsu 9093afe6d04626f8de87b15150a30b78df492ab68eeGeert Uytterhoevenconfig RTC_DRV_GENERIC 9103afe6d04626f8de87b15150a30b78df492ab68eeGeert Uytterhoeven tristate "Generic RTC support" 9113afe6d04626f8de87b15150a30b78df492ab68eeGeert Uytterhoeven # Please consider writing a new RTC driver instead of using the generic 9123afe6d04626f8de87b15150a30b78df492ab68eeGeert Uytterhoeven # RTC abstraction 91347c8a08bbe77ad3c06f63919a14b0f0b0cd54390Paul Mundt depends on PARISC || M68K || PPC || SUPERH32 9149eb1686423756f4dfb0ad8bfb02bb8bf1b89e50aKyle McMartin help 9153afe6d04626f8de87b15150a30b78df492ab68eeGeert Uytterhoeven Say Y or M here to enable RTC support on systems using the generic 9163afe6d04626f8de87b15150a30b78df492ab68eeGeert Uytterhoeven RTC abstraction. If you do not know what you are doing, you should 9179eb1686423756f4dfb0ad8bfb02bb8bf1b89e50aKyle McMartin just say Y. 9189eb1686423756f4dfb0ad8bfb02bb8bf1b89e50aKyle McMartin 919dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmikconfig RTC_DRV_PXA 920dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmik tristate "PXA27x/PXA3xx" 921dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmik depends on ARCH_PXA 922dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmik help 923dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmik If you say Y here you will get access to the real time clock 924dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmik built into your PXA27x or PXA3xx CPU. 925dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmik 926dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmik This RTC driver uses PXA RTC registers available since pxa27x 927dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmik series (RDxR, RYxR) instead of legacy RCNR, RTAR. 928dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmik 929f77fbdf952d81ae20911edccea16693f9fb7c5a0Alexey Charkovconfig RTC_DRV_VT8500 930f77fbdf952d81ae20911edccea16693f9fb7c5a0Alexey Charkov tristate "VIA/WonderMedia 85xx SoC RTC" 931f77fbdf952d81ae20911edccea16693f9fb7c5a0Alexey Charkov depends on ARCH_VT8500 932f77fbdf952d81ae20911edccea16693f9fb7c5a0Alexey Charkov help 933f77fbdf952d81ae20911edccea16693f9fb7c5a0Alexey Charkov If you say Y here you will get access to the real time clock 934f77fbdf952d81ae20911edccea16693f9fb7c5a0Alexey Charkov built into your VIA VT8500 SoC or its relatives. 935f77fbdf952d81ae20911edccea16693f9fb7c5a0Alexey Charkov 936dc9443688e76733e43eebe8d6f31cc6dc34ccda9Robert Jarzmik 9377a138ede551c5282c1b81d191bdd4aa989b119a8David S. Millerconfig RTC_DRV_SUN4V 9387a138ede551c5282c1b81d191bdd4aa989b119a8David S. Miller bool "SUN4V Hypervisor RTC" 9397a138ede551c5282c1b81d191bdd4aa989b119a8David S. Miller depends on SPARC64 9407a138ede551c5282c1b81d191bdd4aa989b119a8David S. Miller help 9417a138ede551c5282c1b81d191bdd4aa989b119a8David S. Miller If you say Y here you will get support for the Hypervisor 9427a138ede551c5282c1b81d191bdd4aa989b119a8David S. Miller based RTC on SUN4V systems. 9437a138ede551c5282c1b81d191bdd4aa989b119a8David S. Miller 944de2cf332b74614ad3d52206da03095b6b8cbdac1David S. Millerconfig RTC_DRV_STARFIRE 945de2cf332b74614ad3d52206da03095b6b8cbdac1David S. Miller bool "Starfire RTC" 946de2cf332b74614ad3d52206da03095b6b8cbdac1David S. Miller depends on SPARC64 947de2cf332b74614ad3d52206da03095b6b8cbdac1David S. Miller help 948de2cf332b74614ad3d52206da03095b6b8cbdac1David S. Miller If you say Y here you will get support for the RTC found on 949de2cf332b74614ad3d52206da03095b6b8cbdac1David S. Miller Starfire systems. 950de2cf332b74614ad3d52206da03095b6b8cbdac1David S. Miller 9510e1492330cd2c95df2553335d7a77351021a938fAtsushi Nemotoconfig RTC_DRV_TX4939 9520e1492330cd2c95df2553335d7a77351021a938fAtsushi Nemoto tristate "TX4939 SoC" 9530e1492330cd2c95df2553335d7a77351021a938fAtsushi Nemoto depends on SOC_TX4939 9540e1492330cd2c95df2553335d7a77351021a938fAtsushi Nemoto help 9550e1492330cd2c95df2553335d7a77351021a938fAtsushi Nemoto Driver for the internal RTC (Realtime Clock) module found on 9560e1492330cd2c95df2553335d7a77351021a938fAtsushi Nemoto Toshiba TX4939 SoC. 9570e1492330cd2c95df2553335d7a77351021a938fAtsushi Nemoto 958defb45147b85457461bfd3e57f0ecc05c18c429eSaeed Bisharaconfig RTC_DRV_MV 959defb45147b85457461bfd3e57f0ecc05c18c429eSaeed Bishara tristate "Marvell SoC RTC" 960da43243e765908d2ce6d22b2be995edf3218457dSaeed Bishara depends on ARCH_KIRKWOOD || ARCH_DOVE 961defb45147b85457461bfd3e57f0ecc05c18c429eSaeed Bishara help 962defb45147b85457461bfd3e57f0ecc05c18c429eSaeed Bishara If you say yes here you will get support for the in-chip RTC 963defb45147b85457461bfd3e57f0ecc05c18c429eSaeed Bishara that can be found in some of Marvell's SoC devices, such as 964defb45147b85457461bfd3e57f0ecc05c18c429eSaeed Bishara the Kirkwood 88F6281 and 88F6192. 965defb45147b85457461bfd3e57f0ecc05c18c429eSaeed Bishara 966defb45147b85457461bfd3e57f0ecc05c18c429eSaeed Bishara This driver can also be built as a module. If so, the module 967defb45147b85457461bfd3e57f0ecc05c18c429eSaeed Bishara will be called rtc-mv. 968defb45147b85457461bfd3e57f0ecc05c18c429eSaeed Bishara 9690b5f037a4dc495f9c40eed7f076fc6c23af3359bGeert Uytterhoevenconfig RTC_DRV_PS3 9700b5f037a4dc495f9c40eed7f076fc6c23af3359bGeert Uytterhoeven tristate "PS3 RTC" 9710b5f037a4dc495f9c40eed7f076fc6c23af3359bGeert Uytterhoeven depends on PPC_PS3 9720b5f037a4dc495f9c40eed7f076fc6c23af3359bGeert Uytterhoeven help 9730b5f037a4dc495f9c40eed7f076fc6c23af3359bGeert Uytterhoeven If you say yes here you will get support for the RTC on PS3. 9740b5f037a4dc495f9c40eed7f076fc6c23af3359bGeert Uytterhoeven 9750b5f037a4dc495f9c40eed7f076fc6c23af3359bGeert Uytterhoeven This driver can also be built as a module. If so, the module 9760b5f037a4dc495f9c40eed7f076fc6c23af3359bGeert Uytterhoeven will be called rtc-ps3. 9770b5f037a4dc495f9c40eed7f076fc6c23af3359bGeert Uytterhoeven 978aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleijconfig RTC_DRV_COH901331 979aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij tristate "ST-Ericsson COH 901 331 RTC" 980aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij depends on ARCH_U300 981aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij help 982aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij If you say Y here you will get access to ST-Ericsson 983aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij COH 901 331 RTC clock found in some ST-Ericsson Mobile 984aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij Platforms. 985aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij 986aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij This driver can also be built as a module. If so, the module 987aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij will be called "rtc-coh901331". 988aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij 989aa958f571ec9492b8100302ee70ac0ab2598bf19Linus Walleij 990df17f63173bcfcc8b4b90f63bf88f54ca0dd2dd7dmitry pervushinconfig RTC_DRV_STMP 99146b21218145ecef0936eb4338a9e0ffef84f00cfWolfram Sang tristate "Freescale STMP3xxx/i.MX23/i.MX28 RTC" 99246b21218145ecef0936eb4338a9e0ffef84f00cfWolfram Sang depends on ARCH_MXS 993df17f63173bcfcc8b4b90f63bf88f54ca0dd2dd7dmitry pervushin help 994df17f63173bcfcc8b4b90f63bf88f54ca0dd2dd7dmitry pervushin If you say yes here you will get support for the onboard 99546b21218145ecef0936eb4338a9e0ffef84f00cfWolfram Sang STMP3xxx/i.MX23/i.MX28 RTC. 996df17f63173bcfcc8b4b90f63bf88f54ca0dd2dd7dmitry pervushin 997df17f63173bcfcc8b4b90f63bf88f54ca0dd2dd7dmitry pervushin This driver can also be built as a module. If so, the module 998df17f63173bcfcc8b4b90f63bf88f54ca0dd2dd7dmitry pervushin will be called rtc-stmp3xxx. 999df17f63173bcfcc8b4b90f63bf88f54ca0dd2dd7dmitry pervushin 1000d3c7a3f71a103abb7af5bdaf1adf6f693913a4a9Daniel Ribeiroconfig RTC_DRV_PCAP 1001d3c7a3f71a103abb7af5bdaf1adf6f693913a4a9Daniel Ribeiro tristate "PCAP RTC" 1002d3c7a3f71a103abb7af5bdaf1adf6f693913a4a9Daniel Ribeiro depends on EZX_PCAP 1003d3c7a3f71a103abb7af5bdaf1adf6f693913a4a9Daniel Ribeiro help 1004d3c7a3f71a103abb7af5bdaf1adf6f693913a4a9Daniel Ribeiro If you say Y here you will get support for the RTC found on 1005d3c7a3f71a103abb7af5bdaf1adf6f693913a4a9Daniel Ribeiro the PCAP2 ASIC used on some Motorola phones. 1006d3c7a3f71a103abb7af5bdaf1adf6f693913a4a9Daniel Ribeiro 10071c97872b80691f6bd3e46ec431a0d59dc75cb8daUwe Kleine-Königconfig RTC_DRV_MC13XXX 10081c97872b80691f6bd3e46ec431a0d59dc75cb8daUwe Kleine-König depends on MFD_MC13XXX 10091c97872b80691f6bd3e46ec431a0d59dc75cb8daUwe Kleine-König tristate "Freescale MC13xxx RTC" 101043299f285937c907abcdd987c670c755194943ccUwe Kleine-König help 10111c97872b80691f6bd3e46ec431a0d59dc75cb8daUwe Kleine-König This enables support for the RTCs found on Freescale's PMICs 10121c97872b80691f6bd3e46ec431a0d59dc75cb8daUwe Kleine-König MC13783 and MC13892. 101343299f285937c907abcdd987c670c755194943ccUwe Kleine-König 101450aae7241eb94e02d97e03cd88be425ef09e6ab4Anatolij Gustschinconfig RTC_DRV_MPC5121 101550aae7241eb94e02d97e03cd88be425ef09e6ab4Anatolij Gustschin tristate "Freescale MPC5121 built-in RTC" 1016955dbea3c7133d3ccfaa79c7eba1244c1de42865Dmitry Eremin-Solenikov depends on PPC_MPC512x || PPC_MPC52xx 101750aae7241eb94e02d97e03cd88be425ef09e6ab4Anatolij Gustschin help 101850aae7241eb94e02d97e03cd88be425ef09e6ab4Anatolij Gustschin If you say yes here you will get support for the 1019955dbea3c7133d3ccfaa79c7eba1244c1de42865Dmitry Eremin-Solenikov built-in RTC on MPC5121 or on MPC5200. 102050aae7241eb94e02d97e03cd88be425ef09e6ab4Anatolij Gustschin 102150aae7241eb94e02d97e03cd88be425ef09e6ab4Anatolij Gustschin This driver can also be built as a module. If so, the module 102250aae7241eb94e02d97e03cd88be425ef09e6ab4Anatolij Gustschin will be called rtc-mpc5121. 102350aae7241eb94e02d97e03cd88be425ef09e6ab4Anatolij Gustschin 10243bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausenconfig RTC_DRV_JZ4740 10253bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausen tristate "Ingenic JZ4740 SoC" 10263bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausen depends on RTC_CLASS 10273bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausen depends on MACH_JZ4740 10283bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausen help 10293bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausen If you say yes here you get support for the Ingenic JZ4740 SoC RTC 10303bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausen controller. 10313bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausen 10323bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausen This driver can also be buillt as a module. If so, the module 10333bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausen will be called rtc-jz4740. 10343bf0eea8942fdcb948dea7e45c38bf7563407c49Lars-Peter Clausen 10359aa449bed21515a3406f60238ce4747e4118b628Kevin Wellsconfig RTC_DRV_LPC32XX 10369aa449bed21515a3406f60238ce4747e4118b628Kevin Wells depends on ARCH_LPC32XX 10379aa449bed21515a3406f60238ce4747e4118b628Kevin Wells tristate "NXP LPC32XX RTC" 10389aa449bed21515a3406f60238ce4747e4118b628Kevin Wells help 10399aa449bed21515a3406f60238ce4747e4118b628Kevin Wells This enables support for the NXP RTC in the LPC32XX 10409aa449bed21515a3406f60238ce4747e4118b628Kevin Wells 10419aa449bed21515a3406f60238ce4747e4118b628Kevin Wells This driver can also be buillt as a module. If so, the module 10429aa449bed21515a3406f60238ce4747e4118b628Kevin Wells will be called rtc-lpc32xx. 10439aa449bed21515a3406f60238ce4747e4118b628Kevin Wells 10449a9a54ad7aa2c7420c96c6fd33538f55d81775cbAnirudh Ghayalconfig RTC_DRV_PM8XXX 10459a9a54ad7aa2c7420c96c6fd33538f55d81775cbAnirudh Ghayal tristate "Qualcomm PMIC8XXX RTC" 10469a9a54ad7aa2c7420c96c6fd33538f55d81775cbAnirudh Ghayal depends on MFD_PM8XXX 10479a9a54ad7aa2c7420c96c6fd33538f55d81775cbAnirudh Ghayal help 10489a9a54ad7aa2c7420c96c6fd33538f55d81775cbAnirudh Ghayal If you say yes here you get support for the 10499a9a54ad7aa2c7420c96c6fd33538f55d81775cbAnirudh Ghayal Qualcomm PMIC8XXX RTC. 10509a9a54ad7aa2c7420c96c6fd33538f55d81775cbAnirudh Ghayal 10519a9a54ad7aa2c7420c96c6fd33538f55d81775cbAnirudh Ghayal To compile this driver as a module, choose M here: the 10529a9a54ad7aa2c7420c96c6fd33538f55d81775cbAnirudh Ghayal module will be called rtc-pm8xxx. 10539a9a54ad7aa2c7420c96c6fd33538f55d81775cbAnirudh Ghayal 1054ff859ba6d166202d6fd8d6344a41be54e4c8a2b6Andrew Chewconfig RTC_DRV_TEGRA 1055ff859ba6d166202d6fd8d6344a41be54e4c8a2b6Andrew Chew tristate "NVIDIA Tegra Internal RTC driver" 1056ff859ba6d166202d6fd8d6344a41be54e4c8a2b6Andrew Chew depends on RTC_CLASS && ARCH_TEGRA 1057ff859ba6d166202d6fd8d6344a41be54e4c8a2b6Andrew Chew help 1058ff859ba6d166202d6fd8d6344a41be54e4c8a2b6Andrew Chew If you say yes here you get support for the 1059ff859ba6d166202d6fd8d6344a41be54e4c8a2b6Andrew Chew Tegra 200 series internal RTC module. 1060ff859ba6d166202d6fd8d6344a41be54e4c8a2b6Andrew Chew 1061ff859ba6d166202d6fd8d6344a41be54e4c8a2b6Andrew Chew This drive can also be built as a module. If so, the module 1062ff859ba6d166202d6fd8d6344a41be54e4c8a2b6Andrew Chew will be called rtc-tegra. 1063ff859ba6d166202d6fd8d6344a41be54e4c8a2b6Andrew Chew 1064dd196a2b3dbd192ff3ccf263d12b59bf22572958Chris Metcalfconfig RTC_DRV_TILE 1065dd196a2b3dbd192ff3ccf263d12b59bf22572958Chris Metcalf tristate "Tilera hypervisor RTC support" 1066dd196a2b3dbd192ff3ccf263d12b59bf22572958Chris Metcalf depends on TILE 1067dd196a2b3dbd192ff3ccf263d12b59bf22572958Chris Metcalf help 1068dd196a2b3dbd192ff3ccf263d12b59bf22572958Chris Metcalf Enable support for the Linux driver side of the Tilera 1069dd196a2b3dbd192ff3ccf263d12b59bf22572958Chris Metcalf hypervisor's real-time clock interface. 1070dd196a2b3dbd192ff3ccf263d12b59bf22572958Chris Metcalf 10712809e80b8a73d556b2302e273966fb15db16c51eGuan Xuetaoconfig RTC_DRV_PUV3 10722809e80b8a73d556b2302e273966fb15db16c51eGuan Xuetao tristate "PKUnity v3 RTC support" 10732809e80b8a73d556b2302e273966fb15db16c51eGuan Xuetao depends on ARCH_PUV3 10742809e80b8a73d556b2302e273966fb15db16c51eGuan Xuetao help 10752809e80b8a73d556b2302e273966fb15db16c51eGuan Xuetao This enables support for the RTC in the PKUnity-v3 SoCs. 10762809e80b8a73d556b2302e273966fb15db16c51eGuan Xuetao 10772809e80b8a73d556b2302e273966fb15db16c51eGuan Xuetao This drive can also be built as a module. If so, the module 10782809e80b8a73d556b2302e273966fb15db16c51eGuan Xuetao will be called rtc-puv3. 10792809e80b8a73d556b2302e273966fb15db16c51eGuan Xuetao 1080b4f0b880c8d7eb225b79dec663780b4dcdea7fbczhao zhangconfig RTC_DRV_LOONGSON1 1081b4f0b880c8d7eb225b79dec663780b4dcdea7fbczhao zhang tristate "loongson1 RTC support" 1082b4f0b880c8d7eb225b79dec663780b4dcdea7fbczhao zhang depends on MACH_LOONGSON1 1083b4f0b880c8d7eb225b79dec663780b4dcdea7fbczhao zhang help 1084b4f0b880c8d7eb225b79dec663780b4dcdea7fbczhao zhang This is a driver for the loongson1 on-chip Counter0 (Time-Of-Year 1085b4f0b880c8d7eb225b79dec663780b4dcdea7fbczhao zhang counter) to be used as a RTC. 1086b4f0b880c8d7eb225b79dec663780b4dcdea7fbczhao zhang 1087b4f0b880c8d7eb225b79dec663780b4dcdea7fbczhao zhang This driver can also be built as a module. If so, the module 1088b4f0b880c8d7eb225b79dec663780b4dcdea7fbczhao zhang will be called rtc-ls1x. 1089b4f0b880c8d7eb225b79dec663780b4dcdea7fbczhao zhang 1090bb35fb20b591833fe4205def1338e0e808be3216Jan Engelhardtendif # RTC_CLASS 1091