Lines Matching full:rtc
3 # RTC class/drivers configuration
19 Generic RTC class support. If you say yes here, you will
26 bool "Set system time from RTC on startup and resume"
30 the value read from a specified RTC device. This is useful to avoid
34 string "RTC used to set the system time"
38 The RTC device that will be used to (re)initialize the system
50 sleep states. Do not specify an RTC here unless it stays powered
54 bool "Set the RTC time based on NTP synchronization"
58 in the RTC specified by RTC_HCTOSYS_DEVICE approximately every 11
62 string "RTC used to synchronize NTP adjustment"
67 The RTC device used for NTP synchronization. The main difference
73 bool "RTC debug support"
75 Say yes here to enable debugging support in the RTC framework
76 and individual RTC drivers.
79 tristate "KUnit test for RTC lib functions" if !KUNIT_ALL_TESTS
83 Enable this option to test RTC library functions.
88 bool "RTC non volatile storage support"
95 comment "RTC interfaces"
98 bool "/sys/class/rtc/rtcN (sysfs)"
103 /sys/class/rtc/rtc0 through /sys/.../rtcN.
108 bool "/proc/driver/rtc (procfs for rtcN)"
112 Say yes here if you want to use your system clock RTC through
113 the proc interface, /proc/driver/rtc.
115 If there is no RTC for the system clock, then the first RTC(rtc0)
129 can be accessed as /dev/rtc, which is a name
136 bool "RTC UIE emulation on dev interface"
139 Provides an emulation for RTC_UIE if the underlying rtc chip
151 RTC test driver. It's a software RTC which can be
152 used to test the RTC subsystem APIs. It gets
155 on the RTC subsystem. Please read the source code
159 will be called rtc-test.
161 comment "I2C RTC drivers"
169 If you say yes here you get support for RTC function in Marvell
173 will be called rtc-88pm860x.
179 If you say yes here you get support for RTC function in Marvell
183 will be called rtc-88pm80x.
190 AB-RTCMC-32.768kHz-B5ZE-S3 I2C RTC chip.
193 will be called rtc-ab-b5ze-s3.
200 AB-RTCMC-32.768kHz-EOA9 I2C RTC chip.
203 will be called rtc-ab-e0z9.
214 will be called rtc-abx80x.
224 will be called rtc-ac100.
235 be called rtc-brcmstb-waketimer.
238 tristate "ams AS3722 RTC driver"
241 If you say yes here you get support for the RTC of ams AS3722 PMIC
245 will be called rtc-as3722.
252 If you say yes here you get support for various compatible RTC
256 In some cases the RTC must already have been initialized (by
259 The first seven registers on these chips hold an RTC, and other
261 the RTC/NVRAM backup power, and alarms. NVRAM is visible in
265 will be called rtc-ds1307.
268 bool "Century bit support for rtc-ds1307"
279 the RTC date and then boot a kernel with this option set.
289 will be called rtc-ds1374.
307 will be called rtc-ds1672.
313 Say Y to enable support for the HYM8563 I2C RTC chip. Apart
314 from the usual rtc functions it provides a clock output of
318 will be called rtc-hym8563.
321 tristate "TI LP8788 RTC driver"
324 Say Y to enable support for the LP8788 RTC/ALARM driver.
330 Maxim MAX6900 I2C RTC chip.
333 will be called rtc-max6900.
341 RTC of Maxim MAX8907 PMIC.
344 will be called rtc-max8907.
351 RTC of Maxim MAX8925 PMIC.
354 will be called rtc-max8925.
361 RTC of Maxim MAX8998 PMIC.
364 will be called rtc-max8998.
371 RTC of Maxim MAX8997 PMIC.
374 will be called rtc-max8997.
381 RTC of Maxim MAX77686/MAX77620/MAX77802 PMIC.
384 will be called rtc-max77686.
390 If you say yes here you get support for the Nuvoton NCT3018Y I2C RTC
394 called "rtc-nct3018y".
397 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 RTC"
401 RTC of RK805, RK809 and RK817, RK808 and RK818 PMIC.
404 will be called rk808-rtc.
410 Ricoh R2025S/D, RS5C372A, RS5C372B, RV5C386, and RV5C387A RTC chips.
413 will be called rtc-rs5c372.
419 Intersil ISL1208 RTC chip.
422 will be called rtc-isl1208.
429 Intersil ISL12022 RTC chip.
432 will be called rtc-isl12022.
439 Intersil ISL12026 RTC chip.
442 will be called rtc-isl12026.
448 Xicor/Intersil X1205 RTC chip.
451 will be called rtc-x1205.
457 If you say yes here you get support for the NXP PCF8523 RTC
461 will be called rtc-pcf8523.
467 If you say yes here you get support for the PCF85063 RTC chip
470 will be called rtc-pcf85063.
476 If you say yes here you get support for the PCF85363 RTC chip.
479 will be called rtc-pcf85363.
488 Philips PCF8563 RTC chip. The Epson RTC8564
492 will be called rtc-pcf8563.
498 RTC chip found on Acorn RiscPCs. This driver supports the
500 the RTC's SRAM. It will work on other platforms with the same
504 will be called rtc-pcf8583.
510 and M41T80 RTC chips series. Currently, the following chips are
515 will be called rtc-m41t80.
518 bool "ST M41T65/M41T80 series RTC watchdog timer"
522 watchdog timer in the ST M41T60 and M41T80 RTC chips series.
525 tristate "ROHM BD71815 and BD71828 PMIC RTC"
528 If you say Y here you will get support for the RTC
532 will be called rtc-bd70528.
538 BQ32000 I2C RTC chip.
541 will be called rtc-bq32k.
544 tristate "TI DaVinci DM355 EVM RTC"
547 Supports the RTC firmware in the MSP430 on the DM355 EVM.
553 If you say yes here you get support for the RTC on the
563 If you say yes here you get support for the RTC on the
567 will be called rtc-twl.
570 tristate "TI Palmas RTC driver"
573 If you say yes here you get support for the RTC of TI PALMA series PMIC
577 will be called rtc-palma.
580 tristate "TI TPS6586X RTC driver"
583 TI Power Management IC TPS6586X supports RTC functionality
584 along with alarm. This driver supports the RTC driver for
585 the TPS6586X RTC module.
588 tristate "TI TPS65910 RTC driver"
591 If you say yes here you get support for the RTC on the
595 will be called rtc-tps65910.
598 tristate "RICOH 5T583 RTC driver"
601 If you say yes here you get support for the RTC on the
605 will be called rtc-rc5t583.
608 tristate "RICOH RC5T619 RTC driver"
611 If you say yes here you get support for the RTC on the
615 will be called rtc-rc5t619.
625 will be called rtc-s35390a.
631 Ramtron FM3130 RTC chips.
633 RTC clock and FRAM. This driver provides only RTC functionality.
636 will be called rtc-fm3130.
642 If you say yes here you get support for the Epson RX8010SJ RTC
646 will be called rtc-rx8010.
656 will be called rtc-rx8581.
662 RX-8025SA/NB RTC chips.
665 will be called rtc-rx8025.
671 Microelectronic EM3027 RTC chips.
674 will be called rtc-em3027.
684 will be called rtc-rv3028.
694 will be called rtc-rv3032.
700 Epson RX8900 RTC chips.
703 will be called rtc-rv8803.
712 RTC of Samsung S2MPS14 and S5M PMIC series.
715 will be called rtc-s5m.
722 SD3078 RTC chips.
725 will be called rtc-sd3078
729 comment "SPI RTC drivers"
737 ST M41T93 SPI RTC chip.
740 will be called rtc-m41t93.
746 ST M41T94 SPI RTC chip.
749 will be called rtc-m41t94.
755 If you say yes here you get support for the Dallas DS1302 RTC chips.
758 will be called rtc-ds1302.
768 will be called rtc-ds1305.
779 will be called rtc-ds1343.
788 This driver only supports the RTC feature, and not other chip
792 will be called rtc-ds1347.
800 This driver supports the RTC feature and trickle charging but not
804 will be called rtc-ds1390.
810 Maxim MAX6916 SPI RTC chip.
812 This driver only supports the RTC feature, and not other chip
816 will be called rtc-max6916.
819 tristate "Epson RTC-9701JE"
822 Epson RTC-9701JE SPI RTC chip.
825 will be called rtc-r9701.
833 will be called rtc-rx4581.
839 Ricoh RS5C348A and RS5C348B RTC chips.
842 will be called rtc-rs5c348.
848 Maxim MAX6902 SPI RTC chip.
851 will be called rtc-max6902.
858 RTC chip.
861 will be called rtc-pcf2123.
869 will be called rtc-mcp795.
883 comment "SPI and I2C RTC drivers"
896 will be called rtc-ds3232.
904 rtc-ds3232
913 If you say yes here you get support for the NXP PCF2127/29 RTC
922 will be called rtc-pcf2127.
931 RV3029 and RV3049 RTC chips.
934 will be called rtc-rv3029c2.
943 rtc-rv3029.
954 will be called rtc-rx6110.
956 comment "Platform RTC drivers"
958 # this 'CMOS' RTC driver is arch dependent because it requires
980 will be called rtc-cmos.
995 If you say yes here you get support for the Dallas DS1216 RTC chips.
1001 If you say yes here you get support for the Dallas DS1286 RTC chips.
1011 will be called rtc-ds1511.
1021 will be called rtc-ds1553.
1033 will be called rtc-ds1685.
1056 This is an older RTC chip, supplanted by the DS1685/DS1687 above,
1060 It also works for the even older DS1688/DS1691 RTC chips, which are
1099 will be called rtc-ds1742.
1105 Dallas DS2404 RTC chip.
1108 will be called rtc-ds2404.
1111 tristate "Dialog DA9052/DA9053 RTC"
1114 Say y here to support the RTC driver for Dialog Semiconductor
1118 tristate "Dialog Semiconductor DA9055 RTC"
1122 RTC of the Dialog DA9055 PMIC.
1125 will be called rtc-da9055
1128 tristate "Dialog Semiconductor DA9063/DA9062 RTC"
1131 If you say yes here you will get support for the RTC subsystem
1135 will be called "rtc-da9063".
1138 tristate "EFI RTC"
1145 will be called rtc-efi.
1155 will be called rtc-stk17ta8.
1162 ST M48T86 and Dallas DS12887 RTC chips.
1165 will be called rtc-m48t86.
1172 ST M48T35 RTC chip.
1175 will be called "rtc-m48t35".
1182 ST M48T59 RTC chip and compatible ST M48T08 and M48T02.
1188 will be called "rtc-m48t59".
1198 will be called rtc-msm6242.
1205 BQ4802 RTC chip.
1208 will be called rtc-bq4802.
1219 will be called rtc-rp5c01.
1225 EM Microelectronic v3020 RTC chip.
1228 will be called rtc-v3020.
1231 tristate "Nintendo GameCube, Wii and Wii U RTC"
1235 If you say yes here you will get support for the RTC subsystem
1239 will be called "rtc-gamecube".
1242 tristate "Wolfson Microelectronics WM831x RTC"
1245 If you say yes here you will get support for the RTC subsystem
1249 will be called "rtc-wm831x".
1252 tristate "Wolfson Microelectronics WM8350 RTC"
1255 If you say yes here you will get support for the RTC subsystem
1259 will be called "rtc-wm8350".
1262 tristate "Spreadtrum SC27xx RTC"
1265 If you say Y here you will get support for the RTC subsystem
1270 will be called rtc-sc27xx.
1273 tristate "SPEAR ST RTC"
1277 If you say Y here you will get support for the RTC found on
1282 tristate "NXP PCF50633 RTC"
1284 If you say yes here you get support for the RTC subsystem of the
1288 tristate "ST-Ericsson AB8500 RTC"
1293 Select this to enable the ST-Ericsson AB8500 power management IC RTC
1294 support. This chip contains a battery- and capacitor-backed RTC.
1297 tristate "IBM OPAL RTC driver"
1301 If you say yes here you get support for the PowerNV platform RTC
1305 will be called rtc-opal.
1308 tristate "OP-TEE based RTC driver"
1311 Select this to get support for OP-TEE based RTC control on SoCs where
1312 RTC are not accessible to the normal world (Linux).
1315 will be called rtc-optee.
1318 tristate "Xilinx Zynq Ultrascale+ MPSoC RTC"
1321 If you say yes here you get support for the RTC controller found on
1325 tristate "Chrome OS EC RTC driver"
1329 Chrome OS Embedded Controller's RTC.
1332 will be called rtc-cros-ec.
1335 tristate "Netronix embedded controller RTC"
1338 Say yes here if you want to support the RTC functionality of the
1342 comment "on-CPU RTC drivers"
1345 tristate "Alphascale asm9260 RTC"
1348 If you say yes here you get support for the RTC on the
1352 will be called rtc-asm9260.
1355 tristate "TI DaVinci RTC"
1358 If you say yes here you get support for the RTC on the
1362 will be called rtc-davinci.
1365 tristate "Conexant Digicolor RTC"
1368 If you say yes here you get support for the RTC on Conexant
1372 will be called rtc-digicolor.
1379 Support for Freescale IMX DryIce RTC
1382 will be called "rtc-imxdi".
1395 will be called "rtc-fsl-ftm-alarm".
1398 tristate "Amlogic Meson RTC"
1402 Support for the RTC block on the Amlogic Meson6, Meson8, Meson8b
1406 will be called "rtc-meson".
1409 tristate "Amlogic Meson Virtual RTC"
1414 Virtual RTC of Amlogic SoCs.
1417 will be called rtc-meson-vrtc.
1430 will be called rtc-omap.
1433 tristate "Samsung S3C series SoC RTC"
1437 RTC (Realtime Clock) driver for the clock inbuilt into the
1447 will be called rtc-s3c.
1454 RTC embedded in the Cirrus Logic EP93XX processors.
1457 will be called rtc-ep93xx.
1467 module will be called rtc-sa1100.
1470 tristate "SuperH On-Chip RTC"
1473 Say Y here to enable support for the on-chip RTC found in
1474 most SuperH processors. This RTC is also found in RZ/A SoCs.
1477 module will be called rtc-sh.
1480 tristate "Sunplus SP7021 RTC"
1485 RTC status check, timer/alarm functionalities, user data
1486 reservation with the battery over 2.5V, RTC power status check
1490 will be called rtc-sunplus.
1493 tristate "ARM AMBA PL030 RTC"
1497 PrimeCell PL030 RTC found on certain ARM SOCs.
1500 module will be called rtc-pl030.
1503 tristate "ARM AMBA PL031 RTC"
1507 PrimeCell PL031 RTC found on certain ARM SOCs.
1510 module will be called rtc-pl031.
1513 tristate "AT91RM9200 or some AT91SAM9 RTC"
1517 Driver for the internal RTC (Realtime Clock) module found on
1522 tristate "AT91SAM9 RTT as RTC"
1528 can be used as an RTC thanks to the backup power supply (e.g. a
1532 Some AT91SAM9 SoCs provide a real RTC block, on those ones you'd
1533 probably want to use the real RTC block instead of the "RTT as an
1534 RTC" driver.
1537 tristate "Au1xxx Counter0 RTC support"
1541 counter) to be used as a RTC.
1544 will be called rtc-au1xxx.
1550 If you say yes here you get support for the Ricoh RS5C313 RTC chips.
1553 tristate "Renesas RZ/N1 RTC"
1557 If you say yes here you get support for the Renesas RZ/N1 RTC.
1560 tristate "Generic RTC support"
1561 # Please consider writing a new RTC driver instead of using the generic
1562 # RTC abstraction
1565 Say Y or M here to enable RTC support on systems using the generic
1566 RTC abstraction. If you do not know what you are doing, you should
1575 built into your PXA27x or PXA3xx CPU. This RTC is actually 2 RTCs
1576 consisting of an SA1100 compatible RTC and the extended PXA RTC.
1578 This RTC driver uses PXA RTC registers available since pxa27x
1582 tristate "VIA/WonderMedia 85xx SoC RTC"
1590 bool "SUN4V Hypervisor RTC"
1594 based RTC on SUN4V systems.
1597 bool "Allwinner A31 RTC"
1602 If you say Y here you will get support for the RTC found in
1606 tristate "Allwinner sun4i/sun7i RTC"
1609 If you say Y here you will get support for the RTC found on
1613 bool "Starfire RTC"
1616 If you say Y here you will get support for the RTC found on
1620 tristate "Marvell SoC RTC"
1623 If you say yes here you will get support for the in-chip RTC
1628 will be called rtc-mv.
1631 tristate "Armada 38x Marvell SoC RTC"
1635 If you say yes here you will get support for the in-chip RTC
1639 will be called armada38x-rtc.
1642 tristate "Cadence RTC driver"
1645 If you say Y here you will get access to Cadence RTC IP
1649 module will be called rtc-cadence.
1652 tristate "Faraday Technology FTRTC010 RTC"
1660 will be called rtc-ftrtc010.
1663 tristate "PS3 RTC"
1666 If you say yes here you will get support for the RTC on PS3.
1669 will be called rtc-ps3.
1672 tristate "Freescale STMP3xxx/i.MX23/i.MX28 RTC"
1677 STMP3xxx/i.MX23/i.MX28 RTC.
1680 will be called rtc-stmp3xxx.
1683 tristate "PCAP RTC"
1686 If you say Y here you will get support for the RTC found on
1691 tristate "Freescale MC13xxx RTC"
1697 tristate "Freescale MPC5121 built-in RTC"
1701 built-in RTC on MPC5121 or on MPC5200.
1704 will be called rtc-mpc5121.
1711 If you say yes here you get support for the Ingenic JZ47xx SoCs RTC
1715 will be called rtc-jz4740.
1718 tristate "NXP RTC for LPC178x/18xx/408x/43xx"
1722 This enables support for the NXP RTC found which can be found on
1726 the hardware RTC. This driver can also be built as a module. If
1727 so, the module will be called rtc-lpc24xx.
1731 tristate "NXP LPC32XX RTC"
1733 This enables support for the NXP RTC in the LPC32XX
1736 will be called rtc-lpc32xx.
1739 tristate "Qualcomm PMIC8XXX RTC"
1743 Qualcomm PMIC8XXX RTC.
1746 module will be called rtc-pm8xxx.
1749 tristate "NVIDIA Tegra Internal RTC driver"
1753 Tegra 200 series internal RTC module.
1756 will be called rtc-tegra.
1759 tristate "loongson1 RTC support"
1763 counter) to be used as a RTC.
1766 will be called rtc-ls1x.
1775 RTC module.
1778 will be called "rtc-mxc".
1790 will be called "rtc-mxc_v2".
1793 tristate "Freescale SNVS RTC support"
1800 Low Power (LP) RTC module.
1803 will be called "rtc-snvs".
1808 tristate "NXP i.MX System Controller RTC support"
1811 Controller RTC module.
1814 tristate "STMicroelectronics LPC RTC"
1819 (LPC) based RTC support.
1822 module will be called rtc-st-lpc.
1825 tristate "MOXA ART RTC"
1829 RTC module.
1832 will be called rtc-moxart
1835 tristate "MediaTek MT2712 SoC based RTC"
1842 will be called rtc-mt2712.
1845 tristate "MediaTek PMIC based RTC"
1848 This selects the MediaTek(R) RTC driver. RTC is part of MediaTek
1850 MediaTek(R) RTC driver.
1852 If you want to use MediaTek(R) RTC interface, select Y or M here.
1855 tristate "MediaTek SoC based RTC"
1862 will be called rtc-mt7622.
1865 tristate "APM X-Gene RTC"
1873 will be called "rtc-xgene".
1876 tristate "Microchip PIC32 RTC"
1880 If you say yes here you get support for the PIC32 RTC module.
1883 will be called rtc-pic32
1886 tristate "EPSON TOYOCOM RTC-7301SF/DG"
1891 RTC-7301SF/DG chips.
1894 will be called rtc-r7301.
1897 tristate "STM32 RTC"
1905 will be called "rtc-stm32".
1909 tristate "Motorola CPCAP RTC"
1911 Say y here for CPCAP rtc found on some Motorola phones
1915 bool "Realtek RTD129x RTC"
1923 tristate "ASPEED RTC"
1931 will be called "rtc-aspeed".
1934 tristate "TI K3 RTC"
1942 will be called "rtc-ti-k3".
1944 comment "HID Sensor RTC drivers"
1956 rtc-hid-sensor-time.
1962 Say yes to enable RTC driver for the Goldfish based virtual platform.
1968 tristate "Wilco EC RTC"
1979 tristate "MStar MSC313 RTC"
1986 will be called "rtc-msc313".
1989 tristate "Microchip PolarFire SoC built-in RTC"
1993 built-in RTC on Polarfire SoC.
1996 will be called "rtc-mpfs".