Lines Matching +full:real +full:- +full:time

1 # SPDX-License-Identifier: GPL-2.0-only
14 	bool "Real Time Clock"
26 	bool "Set system time from RTC on startup and resume"
29 	  If you say yes here, the system time (wall clock) will be set using
31 	  unnecessary fsck runs at boot time, and to network better.
34 	string "RTC used to set the system time"
41 	  device should record time in UTC, since the kernel won't do
44 	  This clock should be battery-backed, so that it reads the correct
45 	  time when the system boots from a power-off state. Otherwise, your
49 	  be useful to reinitialize system time when resuming from system
54 	bool "Set the RTC time based on NTP synchronization"
57 	  If you say yes here, the system time (wall clock) will be stored
69 	  one can sleep when setting time, because it runs in the workqueue
132 	  once-per-second update interrupts, used for synchronization.
134 	  The emulation code will read the time from the hardware
144 	  the time from the system clock.
150 	  will be called rtc-test.
164 	  will be called rtc-88pm860x.
174 	  will be called rtc-88pm80x.
178 	tristate "Abracon AB-RTCMC-32.768kHz-B5ZE-S3"
181 	  AB-RTCMC-32.768kHz-B5ZE-S3 I2C RTC chip.
184 	  will be called rtc-ab-b5ze-s3.
188 	tristate "Abracon AB-RTCMC-32.768kHz-EOZ9"
191 	  AB-RTCMC-32.768kHz-EOA9 I2C RTC chip.
194 	  will be called rtc-ab-e0z9.
201 	  families of ultra-low-power  battery- and capacitor-backed real-time
205 	  will be called rtc-abx80x.
208 	tristate "X-Powers AC100"
211 	  If you say yes here you get support for the real-time clock found
212 	  in X-Powers AC100 family peripheral ICs.
215 	  will be called rtc-ac100.
218 	tristate "Broadcom STB wake-timer"
222 	  If you say yes here you get support for the wake-timer found on
226 	  be called rtc-brcmstb-waketimer.
236 	  will be called rtc-as3722.
239 	tristate "Dallas/Maxim DS1307/37/38/39/40/41, ST M41T00, EPSON RX-8025, ISL12057"
246 	  ST M41T00, EPSON RX-8025, Intersil ISL12057 and probably other chips.
256 	  will be called rtc-ds1307.
259 	bool "Century bit support for rtc-ds1307"
264 	  century bit inconditionnally but never used it when reading the time.
267 	  the time was previously set using a kernel predating this option,
276 	  DS1374 real-time clock chips. If an interrupt is associated
280 	  will be called rtc-ds1374.
289 	  real-time clock chips.
298 	  will be called rtc-ds1672.
309 	  will be called rtc-hym8563.
324 	  will be called rtc-max6900.
335 	  will be called rtc-max8907.
345 	  will be called rtc-max8925.
355 	  will be called rtc-max8998.
365 	  will be called rtc-max8997.
375 	  will be called rtc-max77686.
385 	  will be called rk808-rtc.
394 	  will be called rtc-rs5c372.
403 	  will be called rtc-isl1208.
412 	  will be called rtc-isl12022.
422 	  will be called rtc-isl12026.
431 	  will be called rtc-x1205.
440 	  will be called rtc-pcf8523.
449 	  will be called rtc-pcf85063.
458 	  will be called rtc-pcf85363.
460 	  The nvmem interface will be named pcf85363-#, where # is the
461 	  zero-based instance number.
471 	  will be called rtc-pcf8563.
483 	  will be called rtc-pcf8583.
494 	  will be called rtc-m41t80.
511 	  will be called rtc-bd70528.
520 	  will be called rtc-bq32k.
546 	  will be called rtc-twl.
556 	  will be called rtc-palma.
574 	  will be called rtc-tps65910.
592 	  will be called rtc-rc5t583.
602 	  will be called rtc-rc5t619.
605 	tristate "Seiko Instruments S-35390A"
609 	  Instruments S-35390A.
612 	  will be called rtc-s35390a.
623 	  will be called rtc-fm3130.
633 	  will be called rtc-rx8010.
636 	tristate "Epson RX-8571/RX-8581"
639 	  If you say yes here you will get support for the Epson RX-8571/
640 	  RX-8581.
643 	  will be called rtc-rx8581.
646 	tristate "Epson RX-8025SA/NB"
649 	  RX-8025SA/NB RTC chips.
652 	  will be called rtc-rx8025.
661 	  will be called rtc-em3027.
671 	  will be called rtc-rv3028.
681 	  will be called rtc-rv3032.
690 	  will be called rtc-rv8803.
702 	  will be called rtc-s5m.
712 	  will be called rtc-sd3078
727 	  will be called rtc-m41t93.
736 	  will be called rtc-m41t94.
745 	  will be called rtc-ds1302.
751 	  and DS1306 real time clock chips. These support a trickle
755 	  will be called rtc-ds1305.
762 	  Dallas/Maxim DS1343 and DS1344 real time clock chips.
766 	  will be called rtc-ds1343.
779 	  will be called rtc-ds1347.
791 	  will be called rtc-ds1390.
803 	  will be called rtc-max6916.
806 	tristate "Epson RTC-9701JE"
809 	  Epson RTC-9701JE SPI RTC chip.
812 	  will be called rtc-r9701.
815 	tristate "Epson RX-4581"
817 	  If you say yes here you will get support for the Epson RX-4581.
820 	  will be called rtc-rx4581.
823 	tristate "Epson RX-6110"
826 	  If you say yes here you will get support for the Epson RX-6610.
829 	  will be called rtc-rx6110.
838 	  will be called rtc-rs5c348.
847 	  will be called rtc-max6902.
857 	  will be called rtc-pcf2123.
865 	  will be called rtc-mcp795.
888 	  DS3232 and DS3234 real-time clock chips. If an interrupt is associated
892 	  will be called rtc-ds3232.
900 	  rtc-ds3232
918 	  will be called rtc-pcf2127.
930 	  will be called rtc-rv3029c2.
939 	  rtc-rv3029.
948 	tristate "PC-style 'CMOS'"
953 	  Say "yes" here to get direct support for the real time clock
954 	  found in every PC or ACPI-based system, and some other boards.
965 	  will be called rtc-cmos.
968 	bool "Alpha PC-style CMOS"
973 	  Direct support for the real-time clock found on every Alpha
982 	Say "yes" here to get direct support for the real time clock
984 	derives its clock source from a real RTC in the PMIC. The MC146818
1008 	  will be called rtc-ds1511.
1018 	  will be called rtc-ds1553.
1024 	  family of real time chips.  This family includes the DS1685/DS1687,
1029 	  will be called rtc-ds1685.
1039 	  This enables support for the Dallas/Maxim DS1685/DS1687 real time
1043 	  systems, as well as EPPC-405-UC modules by electronic system design
1049 	  This enables support for the Dallas/Maxim DS1689/DS1693 real time
1054 	  Cycle counters, plus a customer-specific, 8-byte ROM/Serial number.
1063 	  This enables support for the Dallas/Maxim DS17285/DS17287 real time
1066 	  This chip features 2kb of extended NV-SRAM.  It may possibly be
1072 	  This enables support for the Dallas/Maxim DS17485/DS17487 real time
1075 	  This chip features 4kb of extended NV-SRAM.
1080 	  This enables support for the Dallas/Maxim DS17885/DS17887 real time
1083 	  This chip features 8kb of extended NV-SRAM.
1095 	  will be called rtc-ds1742.
1104 	  will be called rtc-ds2404.
1111 	  DA9052-BC and DA9053-AA/Bx PMICs.
1121 	  will be called rtc-da9055
1131 	  will be called "rtc-da9063".
1138 	  Real Time Clock.
1141 	  will be called rtc-efi.
1151 	  will be called rtc-stk17ta8.
1160 	  will be called rtc-m48t86.
1170 	  will be called "rtc-m48t35".
1183 	  will be called "rtc-m48t59".
1193 	  will be called rtc-msm6242.
1203 	  will be called rtc-bq4802.
1214 	  will be called rtc-rp5c01.
1223 	  will be called rtc-v3020.
1233 	  will be called "rtc-wm831x".
1243 	  will be called "rtc-wm8350".
1254 	  will be called rtc-sc27xx.
1272 	tristate "ST-Ericsson AB3100 RTC"
1276 	  Select this to enable the ST-Ericsson AB3100 Mixed Signal IC RTC
1277 	  support. This chip contains a battery- and capacitor-backed RTC.
1280 	tristate "ST-Ericsson AB8500 RTC"
1285 	  Select this to enable the ST-Ericsson AB8500 power management IC RTC
1286 	  support. This chip contains a battery- and capacitor-backed RTC.
1297 	  will be called rtc-opal.
1314 	  will be called rtc-cros-ec.
1316 comment "on-CPU RTC drivers"
1326 	  will be called rtc-asm9260.
1336 	  will be called rtc-davinci.
1346 	  will be called rtc-digicolor.
1349 	tristate "Freescale IMX DryIce Real Time Clock"
1355 	   will be called "rtc-imxdi".
1368 	   will be called "rtc-fsl-ftm-alarm".
1379 	   will be called "rtc-meson".
1390 	  will be called rtc-meson-vrtc.
1393 	tristate "TI OMAP Real Time Clock"
1399 	  Say "yes" here to support the on chip real time clock
1400 	  present on TI OMAP1, AM33xx, DA8xx/OMAP-L13x, AM43xx and DRA7xx.
1403 	  will be called rtc-omap.
1410 	  select this in the respective mach-XXXX/Kconfig file.
1426 	  will be called rtc-s3c.
1436 	  will be called rtc-ep93xx.
1442 	  If you say Y here you will get access to the real time clock
1446 	  module will be called rtc-sa1100.
1449 	tristate "SuperH On-Chip RTC"
1452 	  Say Y here to enable support for the on-chip RTC found in
1456 	  module will be called rtc-sh.
1462 	  If you say Y here you will get access to the real time clock
1466 	  module will be called rtc-vr41xx.
1476 	  module will be called rtc-pl030.
1486 	  module will be called rtc-pl031.
1503 	  Some AT91SAM9 SoCs provide an RTT (Real Time Timer) block which
1508 	  Some AT91SAM9 SoCs provide a real RTC block, on those ones you'd
1509 	  probably want to use the real RTC block instead of the "RTT as an
1516 	  This is a driver for the Au1xxx on-chip Counter0 (Time-Of-Year
1520 	  will be called rtc-au1xxx.
1543 	 If you say Y here you will get access to the real time clock
1554 	  If you say Y here you will get access to the real time clock
1599 	  If you say yes here you will get support for the in-chip RTC
1604 	  will be called rtc-mv.
1610 	  If you say yes here you will get support for the in-chip RTC
1614 	  will be called armada38x-rtc.
1624 	  module will be called rtc-cadence.
1635 	  will be called rtc-ftrtc010.
1644 	  will be called rtc-ps3.
1647 	tristate "ST-Ericsson COH 901 331 RTC"
1650 	  If you say Y here you will get access to ST-Ericsson
1651 	  COH 901 331 RTC clock found in some ST-Ericsson Mobile
1655 	  will be called "rtc-coh901331".
1667 	  will be called rtc-stmp3xxx.
1684 	tristate "Freescale MPC5121 built-in RTC"
1688 	  built-in RTC on MPC5121 or on MPC5200.
1691 	  will be called rtc-mpc5121.
1702 	  will be called rtc-jz4740.
1714 	  so, the module will be called rtc-lpc24xx.
1723 	  will be called rtc-lpc32xx.
1733 	  module will be called rtc-pm8xxx.
1743 	  will be called rtc-tegra.
1749 	  This is a driver for the loongson1 on-chip Counter0 (Time-Of-Year
1753 	  will be called rtc-ls1x.
1756 	tristate "Freescale MXC Real Time Clock"
1763 	   will be called "rtc-mxc".
1766 	tristate "Freescale MXC Real Time Clock for i.MX53"
1773 	   will be called "rtc-mxc_v2".
1786 	   will be called "rtc-snvs".
1800 	  Say "yes" here to support the real time clock on SiRF SOC chips.
1801 	  This driver can also be built as a module called rtc-sirfsoc.
1812 	  module will be called rtc-st-lpc.
1822 	   will be called rtc-moxart
1828 	  This enables support for the real time clock built in the MediaTek
1832 	  will be called rtc-mt2712.
1848 	  This enables support for the real time clock built in the MediaTek
1852 	  will be called rtc-mt7622.
1855 	tristate "APM X-Gene RTC"
1859 	  If you say yes here you get support for the APM X-Gene SoC real time
1863 	  will be called "rtc-xgene".
1873 	   will be called rtc-pic32
1876 	tristate "EPSON TOYOCOM RTC-7301SF/DG"
1881 	   RTC-7301SF/DG chips.
1884 	   will be called rtc-r7301.
1891 	   If you say yes here you get support for the STM32 On-Chip
1892 	   Real Time Clock.
1895 	   will be called "rtc-stm32".
1910 	  Real Time Clock.
1917 	  If you say yes here you get support for the ASPEED BMC SoC real time
1921 	  will be called "rtc-aspeed".
1926 	tristate "HID Sensor Time"
1931 	  Say yes here to build support for the HID Sensors of type Time.
1935 	  rtc-hid-sensor-time.
1938 	tristate "Goldfish Real Time Clock"
1952 	  If you say yes here, you get read/write support for the Real Time