Kconfig - OpenGrok cross reference for /linux-6.8/drivers/rtc/Kconfig

1 # SPDX-License-Identifier: GPL-2.0-only
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
98 	bool "/sys/class/rtc/rtcN (sysfs)"
103 	  /sys/class/rtc/rtc0 through /sys/.../rtcN.
141 	  once-per-second update interrupts, used for synchronization.
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"
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.
387 	  will be called rtc-max31335.
397 	  will be called rtc-max77686.
407 	   called "rtc-nct3018y".
417 	  will be called rk808-rtc.
426 	  will be called rtc-rs5c372.
435 	  will be called rtc-isl1208.
445 	  will be called rtc-isl12022.
455 	  will be called rtc-isl12026.
464 	  will be called rtc-x1205.
474 	  will be called rtc-pcf8523.
483 	  will be called rtc-pcf85063.
492 	  will be called rtc-pcf85363.
494 	  The nvmem interface will be named pcf85363-#, where # is the
495 	  zero-based instance number.
505 	  will be called rtc-pcf8563.
517 	  will be called rtc-pcf8583.
528 	  will be called rtc-m41t80.
545 	  will be called rtc-bd70528.
554 	  will be called rtc-bq32k.
574 	  will be called rtc-twl.
584 	  will be called rtc-palma.
604 	  will be called rtc-tps6594.
614 	  will be called rtc-tps65910.
624 	  will be called rtc-rc5t583.
634 	  will be called rtc-rc5t619.
637 	tristate "Seiko Instruments S-35390A"
641 	  Instruments S-35390A.
644 	  will be called rtc-s35390a.
655 	  will be called rtc-fm3130.
665 	  will be called rtc-rx8010.
668 	tristate "Epson RX-8571/RX-8581"
671 	  If you say yes here you will get support for the Epson RX-8571/
672 	  RX-8581.
675 	  will be called rtc-rx8581.
678 	tristate "Epson RX-8025SA/NB"
681 	  RX-8025SA/NB RTC chips.
684 	  will be called rtc-rx8025.
693 	  will be called rtc-em3027.
703 	  will be called rtc-rv3028.
713 	  will be called rtc-rv3032.
722 	  will be called rtc-rv8803.
734 	  will be called rtc-s5m.
744 	  will be called rtc-sd3078
759 	  will be called rtc-m41t93.
768 	  will be called rtc-m41t94.
777 	  will be called rtc-ds1302.
787 	  will be called rtc-ds1305.
798 	  will be called rtc-ds1343.
811 	  will be called rtc-ds1347.
823 	  will be called rtc-ds1390.
835 	  will be called rtc-max6916.
838 	tristate "Epson RTC-9701JE"
841 	  Epson RTC-9701JE SPI RTC chip.
844 	  will be called rtc-r9701.
847 	tristate "Epson RX-4581"
849 	  If you say yes here you will get support for the Epson RX-4581.
852 	  will be called rtc-rx4581.
861 	  will be called rtc-rs5c348.
870 	  will be called rtc-max6902.
880 	  will be called rtc-pcf2123.
888 	  will be called rtc-mcp795.
911 	  DS3232 and DS3234 real-time clock chips. If an interrupt is associated
915 	  will be called rtc-ds3232.
923 	  rtc-ds3232
941 	  will be called rtc-pcf2127.
953 	  will be called rtc-rv3029c2.
962 	  rtc-rv3029.
965 	tristate "Epson RX-6110"
970 	  If you say yes here you will get support for the Epson RX-6110.
973 	  will be called rtc-rx6110.
982 	tristate "PC-style 'CMOS'"
989 	  found in every PC or ACPI-based system, and some other boards.
1000 	  will be called rtc-cmos.
1003 	bool "Alpha PC-style CMOS"
1009 	  Direct support for the real-time clock found on every Alpha
1032 	  will be called rtc-ds1511.
1042 	  will be called rtc-ds1553.
1054 	  will be called rtc-ds1685.
1068 	  systems, as well as EPPC-405-UC modules by electronic system design
1079 	  Cycle counters, plus a customer-specific, 8-byte ROM/Serial number.
1091 	  This chip features 2kb of extended NV-SRAM.  It may possibly be
1100 	  This chip features 4kb of extended NV-SRAM.
1108 	  This chip features 8kb of extended NV-SRAM.
1120 	  will be called rtc-ds1742.
1129 	  will be called rtc-ds2404.
1136 	  DA9052-BC and DA9053-AA/Bx PMICs.
1146 	  will be called rtc-da9055
1156 	  will be called "rtc-da9063".
1166 	  will be called rtc-efi.
1176 	  will be called rtc-stk17ta8.
1186 	  will be called rtc-m48t86.
1196 	  will be called "rtc-m48t35".
1209 	  will be called "rtc-m48t59".
1219 	  will be called rtc-msm6242.
1230 	  will be called rtc-bq4802.
1241 	  will be called rtc-rp5c01.
1252 	  will be called "rtc-gamecube".
1262 	  will be called "rtc-wm831x".
1272 	  will be called "rtc-wm8350".
1283 	  will be called rtc-sc27xx.
1301 	tristate "ST-Ericsson AB8500 RTC"
1306 	  Select this to enable the ST-Ericsson AB8500 power management IC RTC
1307 	  support. This chip contains a battery- and capacitor-backed RTC.
1318 	  will be called rtc-opal.
1321 	tristate "OP-TEE based RTC driver"
1324 	  Select this to get support for OP-TEE based RTC control on SoCs where
1328 	  will be called rtc-optee.
1334 	  If you say yes here you get support for the RTC controller found on
1342 	  Chrome OS Embedded Controller's RTC.
1345 	  will be called rtc-cros-ec.
1348 	tristate "Netronix embedded controller RTC"
1352 	  embedded controller found in certain e-book readers designed by the
1355 comment "on-CPU RTC drivers"
1365 	  will be called rtc-asm9260.
1375 	  will be called rtc-digicolor.
1385 	   will be called "rtc-imxdi".
1398 	   will be called "rtc-fsl-ftm-alarm".
1409 	   will be called "rtc-meson".
1420 	  will be called rtc-meson-vrtc.
1430 	  present on TI OMAP1, AM33xx, DA8xx/OMAP-L13x, AM43xx and DRA7xx.
1433 	  will be called rtc-omap.
1446 	  will be called rtc-s3c.
1456 	  will be called rtc-ep93xx.
1466 	  module will be called rtc-sa1100.
1469 	tristate "SuperH On-Chip RTC"
1472 	  Say Y here to enable support for the on-chip RTC found in
1476 	  module will be called rtc-sh.
1482 	  Say 'yes' to get support for the real-time clock present in
1483 	  Sunplus SP7021 - a SoC for industrial applications. It provides
1489 	  will be called rtc-sunplus.
1499 	  module will be called rtc-pl030.
1509 	  module will be called rtc-pl031.
1539 	  This is a driver for the Au1xxx on-chip Counter0 (Time-Of-Year
1543 	  will be called rtc-au1xxx.
1622 	  If you say yes here you will get support for the in-chip RTC
1627 	  will be called rtc-mv.
1634 	  If you say yes here you will get support for the in-chip RTC
1638 	  will be called armada38x-rtc.
1648 	  module will be called rtc-cadence.
1659 	  will be called rtc-ftrtc010.
1668 	  will be called rtc-ps3.
1679 	  will be called rtc-stmp3xxx.
1696 	tristate "Freescale MPC5121 built-in RTC"
1700 	  built-in RTC on MPC5121 or on MPC5200.
1703 	  will be called rtc-mpc5121.
1714 	  will be called rtc-jz4740.
1717 	tristate "Loongson On-chip RTC"
1721 	  This is a driver for the Loongson on-chip Counter0 (Time-Of-Year
1723 	  It can be found on Loongson-1 series cpu, Loongson-2K series cpu
1727 	  will be called rtc-loongson.
1740 	  so, the module will be called rtc-lpc24xx.
1749 	  will be called rtc-lpc32xx.
1759 	  module will be called rtc-pm8xxx.
1769 	  will be called rtc-tegra.
1781 	   will be called "rtc-mxc".
1793 	   will be called "rtc-mxc_v2".
1806 	   will be called "rtc-snvs".
1818 	   will be called "rtc-bbnsm".
1823 	tristate "NXP i.MX System Controller RTC support"
1826 	   Controller RTC module.
1833 	  Say Y here to include STMicroelectronics Low Power Controller
1837 	  module will be called rtc-st-lpc.
1847 	   will be called rtc-moxart
1857 	  will be called rtc-mt2712.
1877 	  will be called rtc-mt7622.
1880 	tristate "APM X-Gene RTC"
1884 	  If you say yes here you get support for the APM X-Gene SoC real time
1888 	  will be called "rtc-xgene".
1898 	   will be called rtc-pic32
1901 	tristate "EPSON TOYOCOM RTC-7301SF/DG"
1906 	   RTC-7301SF/DG chips.
1909 	   will be called rtc-r7301.
1916 	   If you say yes here you get support for the STM32 On-Chip
1920 	   will be called "rtc-stm32".
1946 	  will be called "rtc-aspeed".
1957 	  will be called "rtc-ti-k3".
1965 	   On-Chip Real Time Clock.
1968 	   will be called "rtc-ma35d1".
1982 	  rtc-hid-sensor-time.
1999 	  Clock on the Wilco Embedded Controller (Wilco is a kind of Chromebook)
2008 	  If you say yes here you get support for the Mstar MSC313e On-Chip
2012 	  will be called "rtc-msc313".
2015 	tristate "Microchip PolarFire SoC built-in RTC"
2019 	  built-in RTC on Polarfire SoC.
2022 	  will be called "rtc-mpfs".
2029 	  If you say yes here you get support for the SigmaStar SSD202D On-Chip
2033 	  will be called "rtc-ssd20xd".