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
141 	  once-per-second update interrupts, used for synchronization.
143 	  The emulation code will read the time from the hardware
153 	  the time from the system clock.
159 	  will be called rtc-test.
173 	  will be called rtc-88pm860x.
183 	  will be called rtc-88pm80x.
187 	tristate "Abracon AB-RTCMC-32.768kHz-B5ZE-S3"
190 	  AB-RTCMC-32.768kHz-B5ZE-S3 I2C RTC chip.
193 	  will be called rtc-ab-b5ze-s3.
197 	tristate "Abracon AB-RTCMC-32.768kHz-EOZ9"
200 	  AB-RTCMC-32.768kHz-EOA9 I2C RTC chip.
203 	  will be called rtc-ab-e0z9.
210 	  families of ultra-low-power  battery- and capacitor-backed real-time
214 	  will be called rtc-abx80x.
217 	tristate "X-Powers AC100"
220 	  If you say yes here you get support for the real-time clock found
221 	  in X-Powers AC100 family peripheral ICs.
224 	  will be called rtc-ac100.
227 	tristate "Broadcom STB wake-timer"
231 	  If you say yes here you get support for the wake-timer found on
235 	  be called rtc-brcmstb-waketimer.
245 	  will be called rtc-as3722.
248 	tristate "Dallas/Maxim DS1307/37/38/39/40/41, ST M41T00, EPSON RX-8025, ISL12057"
255 	  ST M41T00, EPSON RX-8025, Intersil ISL12057 and probably other chips.
265 	  will be called rtc-ds1307.
268 	bool "Century bit support for rtc-ds1307"
273 	  century bit inconditionnally but never used it when reading the time.
276 	  the time was previously set using a kernel predating this option,
285 	  DS1374 real-time clock chips. If an interrupt is associated
289 	  will be called rtc-ds1374.
298 	  real-time clock chips.
307 	  will be called rtc-ds1672.
318 	  will be called rtc-hym8563.
333 	  will be called rtc-max6900.
344 	  will be called rtc-max8907.
354 	  will be called rtc-max8925.
364 	  will be called rtc-max8998.
374 	  will be called rtc-max8997.
384 	  will be called rtc-max77686.
394 	   called "rtc-nct3018y".
404 	  will be called rk808-rtc.
413 	  will be called rtc-rs5c372.
422 	  will be called rtc-isl1208.
432 	  will be called rtc-isl12022.
442 	  will be called rtc-isl12026.
451 	  will be called rtc-x1205.
461 	  will be called rtc-pcf8523.
470 	  will be called rtc-pcf85063.
479 	  will be called rtc-pcf85363.
481 	  The nvmem interface will be named pcf85363-#, where # is the
482 	  zero-based instance number.
492 	  will be called rtc-pcf8563.
504 	  will be called rtc-pcf8583.
515 	  will be called rtc-m41t80.
532 	  will be called rtc-bd70528.
541 	  will be called rtc-bq32k.
561 	  will be called rtc-twl.
571 	  will be called rtc-palma.
589 	  will be called rtc-tps65910.
599 	  will be called rtc-rc5t583.
609 	  will be called rtc-rc5t619.
612 	tristate "Seiko Instruments S-35390A"
616 	  Instruments S-35390A.
619 	  will be called rtc-s35390a.
630 	  will be called rtc-fm3130.
640 	  will be called rtc-rx8010.
643 	tristate "Epson RX-8571/RX-8581"
646 	  If you say yes here you will get support for the Epson RX-8571/
647 	  RX-8581.
650 	  will be called rtc-rx8581.
653 	tristate "Epson RX-8025SA/NB"
656 	  RX-8025SA/NB RTC chips.
659 	  will be called rtc-rx8025.
668 	  will be called rtc-em3027.
678 	  will be called rtc-rv3028.
688 	  will be called rtc-rv3032.
697 	  will be called rtc-rv8803.
709 	  will be called rtc-s5m.
719 	  will be called rtc-sd3078
734 	  will be called rtc-m41t93.
743 	  will be called rtc-m41t94.
752 	  will be called rtc-ds1302.
758 	  and DS1306 real time clock chips. These support a trickle
762 	  will be called rtc-ds1305.
769 	  Dallas/Maxim DS1343 and DS1344 real time clock chips.
773 	  will be called rtc-ds1343.
786 	  will be called rtc-ds1347.
798 	  will be called rtc-ds1390.
810 	  will be called rtc-max6916.
813 	tristate "Epson RTC-9701JE"
816 	  Epson RTC-9701JE SPI RTC chip.
819 	  will be called rtc-r9701.
822 	tristate "Epson RX-4581"
824 	  If you say yes here you will get support for the Epson RX-4581.
827 	  will be called rtc-rx4581.
836 	  will be called rtc-rs5c348.
845 	  will be called rtc-max6902.
855 	  will be called rtc-pcf2123.
863 	  will be called rtc-mcp795.
886 	  DS3232 and DS3234 real-time clock chips. If an interrupt is associated
890 	  will be called rtc-ds3232.
898 	  rtc-ds3232
916 	  will be called rtc-pcf2127.
928 	  will be called rtc-rv3029c2.
937 	  rtc-rv3029.
940 	tristate "Epson RX-6110"
945 	  If you say yes here you will get support for the Epson RX-6110.
948 	  will be called rtc-rx6110.
957 	tristate "PC-style 'CMOS'"
963 	  Say "yes" here to get direct support for the real time clock
964 	  found in every PC or ACPI-based system, and some other boards.
975 	  will be called rtc-cmos.
978 	bool "Alpha PC-style CMOS"
984 	  Direct support for the real-time clock found on every Alpha
1007 	  will be called rtc-ds1511.
1017 	  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.
1161 	  will be called rtc-m48t86.
1171 	  will be called "rtc-m48t35".
1184 	  will be called "rtc-m48t59".
1194 	  will be called rtc-msm6242.
1205 	  will be called rtc-bq4802.
1216 	  will be called rtc-rp5c01.
1227 	  will be called "rtc-gamecube".
1237 	  will be called "rtc-wm831x".
1247 	  will be called "rtc-wm8350".
1258 	  will be called rtc-sc27xx.
1276 	tristate "ST-Ericsson AB8500 RTC"
1281 	  Select this to enable the ST-Ericsson AB8500 power management IC RTC
1282 	  support. This chip contains a battery- and capacitor-backed RTC.
1293 	  will be called rtc-opal.
1296 	tristate "OP-TEE based RTC driver"
1299 	  Select this to get support for OP-TEE based RTC control on SoCs where
1303 	  will be called rtc-optee.
1320 	  will be called rtc-cros-ec.
1327 	  embedded controller found in certain e-book readers designed by the
1330 comment "on-CPU RTC drivers"
1340 	  will be called rtc-asm9260.
1350 	  will be called rtc-digicolor.
1353 	tristate "Freescale IMX DryIce Real Time Clock"
1360 	   will be called "rtc-imxdi".
1373 	   will be called "rtc-fsl-ftm-alarm".
1384 	   will be called "rtc-meson".
1395 	  will be called rtc-meson-vrtc.
1398 	tristate "TI OMAP Real Time Clock"
1404 	  Say "yes" here to support the on chip real time clock
1405 	  present on TI OMAP1, AM33xx, DA8xx/OMAP-L13x, AM43xx and DRA7xx.
1408 	  will be called rtc-omap.
1421 	  will be called rtc-s3c.
1431 	  will be called rtc-ep93xx.
1437 	  If you say Y here you will get access to the real time clock
1441 	  module will be called rtc-sa1100.
1444 	tristate "SuperH On-Chip RTC"
1447 	  Say Y here to enable support for the on-chip RTC found in
1451 	  module will be called rtc-sh.
1457 	  Say 'yes' to get support for the real-time clock present in
1458 	  Sunplus SP7021 - a SoC for industrial applications. It provides
1464 	  will be called rtc-sunplus.
1474 	  module will be called rtc-pl030.
1484 	  module will be called rtc-pl031.
1501 	  Some AT91SAM9 SoCs provide an RTT (Real Time Timer) block which
1506 	  Some AT91SAM9 SoCs provide a real RTC block, on those ones you'd
1507 	  probably want to use the real RTC block instead of the "RTT as an
1514 	  This is a driver for the Au1xxx on-chip Counter0 (Time-Of-Year
1518 	  will be called rtc-au1xxx.
1548 	 If you say Y here you will get access to the real time clock
1559 	  If you say Y here you will get access to the real time clock
1597 	  If you say yes here you will get support for the in-chip RTC
1602 	  will be called rtc-mv.
1609 	  If you say yes here you will get support for the in-chip RTC
1613 	  will be called armada38x-rtc.
1623 	  module will be called rtc-cadence.
1634 	  will be called rtc-ftrtc010.
1643 	  will be called rtc-ps3.
1654 	  will be called rtc-stmp3xxx.
1671 	tristate "Freescale MPC5121 built-in RTC"
1675 	  built-in RTC on MPC5121 or on MPC5200.
1678 	  will be called rtc-mpc5121.
1689 	  will be called rtc-jz4740.
1692 	tristate "Loongson On-chip RTC"
1696 	  This is a driver for the Loongson on-chip Counter0 (Time-Of-Year
1698 	  It can be found on Loongson-1 series cpu, Loongson-2K series cpu
1702 	  will be called rtc-loongson.
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.
1746 	tristate "Freescale MXC Real Time Clock"
1755 	   will be called "rtc-mxc".
1758 	tristate "Freescale MXC Real Time Clock for i.MX53"
1767 	   will be called "rtc-mxc_v2".
1780 	   will be called "rtc-snvs".
1792 	   will be called "rtc-bbnsm".
1811 	  module will be called rtc-st-lpc.
1821 	   will be called rtc-moxart
1827 	  This enables support for the real time clock built in the MediaTek
1831 	  will be called rtc-mt2712.
1847 	  This enables support for the real time clock built in the MediaTek
1851 	  will be called rtc-mt7622.
1854 	tristate "APM X-Gene RTC"
1858 	  If you say yes here you get support for the APM X-Gene SoC real time
1862 	  will be called "rtc-xgene".
1872 	   will be called rtc-pic32
1875 	tristate "EPSON TOYOCOM RTC-7301SF/DG"
1880 	   RTC-7301SF/DG chips.
1883 	   will be called rtc-r7301.
1890 	   If you say yes here you get support for the STM32 On-Chip
1891 	   Real Time Clock.
1894 	   will be called "rtc-stm32".
1909 	  Real Time Clock.
1916 	  If you say yes here you get support for the ASPEED BMC SoC real time
1920 	  will be called "rtc-aspeed".
1928 	  Real Time Clock for K3 architecture.
1931 	  will be called "rtc-ti-k3".
1936 	tristate "HID Sensor Time"
1941 	  Say yes here to build support for the HID Sensors of type Time.
1945 	  rtc-hid-sensor-time.
1948 	tristate "Goldfish Real Time Clock"
1961 	  If you say yes here, you get read/write support for the Real Time
1971 	  If you say yes here you get support for the Mstar MSC313e On-Chip
1972 	  Real Time Clock.
1975 	  will be called "rtc-msc313".
1978 	tristate "Microchip PolarFire SoC built-in RTC"
1982 	  built-in RTC on Polarfire SoC.
1985 	  will be called "rtc-mpfs".