probably want to enable one or more of the interfaces below.
This driver can also be built as a module. If so, the module
- will be called rtc-class.
+ will be called rtc-core.
if RTC_CLASS
If the clock you specify here is not battery backed, it may still
be useful to reinitialize system time when resuming from system
- sleep states. Do not specify an RTC here unless it stays powered
+ sleep states. Do not specify an RTC here unless it stays powered
during all this system's supported sleep states.
config RTC_DEBUG
will be called rtc-ds1307.
config RTC_DRV_DS1374
- tristate "Maxim/Dallas Semiconductor DS1374 Real Time Clock"
+ tristate "Dallas/Maxim DS1374"
depends on RTC_CLASS && I2C
help
If you say yes here you get support for Dallas Semiconductor
will be called rtc-ds1672.
config RTC_DRV_MAX6900
- tristate "Maxim 6900"
+ tristate "Maxim MAX6900"
help
If you say yes here you will get support for the
Maxim MAX6900 I2C RTC chip.
will be called rtc-rs5c372.
config RTC_DRV_ISL1208
- tristate "Intersil 1208"
+ tristate "Intersil ISL1208"
help
If you say yes here you get support for the
- Intersil 1208 RTC chip.
+ Intersil ISL1208 RTC chip.
This driver can also be built as a module. If so, the module
will be called rtc-isl1208.
will be called rtc-pcf8583.
config RTC_DRV_M41T80
- tristate "ST M41T80 series RTC"
+ tristate "ST M41T65/M41T80/81/82/83/84/85/87"
help
- If you say Y here you will get support for the
- ST M41T80 RTC chips series. Currently following chips are
- supported: M41T80, M41T81, M41T82, M41T83, M41ST84, M41ST85
- and M41ST87.
+ If you say Y here you will get support for the ST M41T60
+ and M41T80 RTC chips series. Currently, the following chips are
+ supported: M41T65, M41T80, M41T81, M41T82, M41T83, M41ST84,
+ M41ST85, and M41ST87.
This driver can also be built as a module. If so, the module
will be called rtc-m41t80.
config RTC_DRV_M41T80_WDT
- bool "ST M41T80 series RTC watchdog timer"
+ bool "ST M41T65/M41T80 series RTC watchdog timer"
depends on RTC_DRV_M41T80
help
If you say Y here you will get support for the
- watchdog timer in ST M41T80 RTC chips series.
+ watchdog timer in the ST M41T60 and M41T80 RTC chips series.
config RTC_DRV_TWL92330
boolean "TI TWL92330/Menelaus"
platforms. The support is integrated with the rest of
the Menelaus driver; it's not separate module.
+config RTC_DRV_S35390A
+ tristate "Seiko Instruments S-35390A"
+ select BITREVERSE
+ help
+ If you say yes here you will get support for the Seiko
+ Instruments S-35390A.
+
+ This driver can also be built as a module. If so the module
+ will be called rtc-s35390a.
+
+config RTC_DRV_FM3130
+ tristate "Ramtron FM3130"
+ help
+ If you say Y here you will get support for the
+ Ramtron FM3130 RTC chips.
+ Ramtron FM3130 is a chip with two separate devices inside,
+ RTC clock and FRAM. This driver provides only RTC functionality.
+
+ This driver can also be built as a module. If so the module
+ will be called rtc-fm3130.
+
endif # I2C
comment "SPI RTC drivers"
if SPI_MASTER
+config RTC_DRV_M41T94
+ tristate "ST M41T94"
+ help
+ If you say yes here you will get support for the
+ ST M41T94 SPI RTC chip.
+
+ This driver can also be built as a module. If so, the module
+ will be called rtc-m41t94.
+
+config RTC_DRV_DS1305
+ tristate "Dallas/Maxim DS1305/DS1306"
+ help
+ Select this driver to get support for the Dallas/Maxim DS1305
+ and DS1306 real time clock chips. These support a trickle
+ charger, alarms, and NVRAM in addition to the clock.
+
+ This driver can also be built as a module. If so, the module
+ will be called rtc-ds1305.
+
+config RTC_DRV_MAX6902
+ tristate "Maxim MAX6902"
+ help
+ If you say yes here you will get support for the
+ Maxim MAX6902 SPI RTC chip.
+
+ This driver can also be built as a module. If so, the module
+ will be called rtc-max6902.
+
+config RTC_DRV_R9701
+ tristate "Epson RTC-9701JE"
+ help
+ If you say yes here you will get support for the
+ Epson RTC-9701JE SPI RTC chip.
+
+ This driver can also be built as a module. If so, the module
+ will be called rtc-r9701.
+
config RTC_DRV_RS5C348
tristate "Ricoh RS5C348A/B"
help
This driver can also be built as a module. If so, the module
will be called rtc-rs5c348.
-config RTC_DRV_MAX6902
- tristate "Maxim 6902"
+config RTC_DRV_DS3234
+ tristate "Maxim/Dallas DS3234"
help
- If you say yes here you will get support for the
- Maxim MAX6902 SPI RTC chip.
+ If you say yes here you get support for the
+ Maxim/Dallas DS3234 SPI RTC chip.
This driver can also be built as a module. If so, the module
- will be called rtc-max6902.
+ will be called rtc-ds3234.
endif # SPI_MASTER
config RTC_DRV_CMOS
tristate "PC-style 'CMOS'"
- depends on X86 || ALPHA || ARM || M32R || ATARI || PPC || MIPS
+ depends on X86 || ALPHA || ARM || M32R || ATARI || PPC || MIPS || SPARC64
+ default y if X86
help
Say "yes" here to get direct support for the real time clock
found in every PC or ACPI-based system, and some other boards.
help
If you say yes here you get support for the Dallas DS1216 RTC chips.
-config RTC_DRV_DS1553
- tristate "Dallas DS1553"
+config RTC_DRV_DS1286
+ tristate "Dallas DS1286"
+ help
+ If you say yes here you get support for the Dallas DS1286 RTC chips.
+
+config RTC_DRV_DS1302
+ tristate "Dallas DS1302"
+ depends on SH_SECUREEDGE5410
+ help
+ If you say yes here you get support for the Dallas DS1302 RTC chips.
+
+config RTC_DRV_DS1511
+ tristate "Dallas DS1511"
+ depends on RTC_CLASS
help
If you say yes here you get support for the
- Dallas DS1553 timekeeping chip.
+ Dallas DS1511 timekeeping/watchdog chip.
This driver can also be built as a module. If so, the module
- will be called rtc-ds1553.
+ will be called rtc-ds1511.
-config RTC_DRV_STK17TA8
- tristate "Simtek STK17TA8"
- depends on RTC_CLASS
+config RTC_DRV_DS1553
+ tristate "Maxim/Dallas DS1553"
help
If you say yes here you get support for the
- Simtek STK17TA8 timekeeping chip.
+ Maxim/Dallas DS1553 timekeeping chip.
This driver can also be built as a module. If so, the module
- will be called rtc-stk17ta8.
+ will be called rtc-ds1553.
config RTC_DRV_DS1742
- tristate "Dallas DS1742/1743"
+ tristate "Maxim/Dallas DS1742/1743"
help
If you say yes here you get support for the
- Dallas DS1742/1743 timekeeping chip.
+ Maxim/Dallas DS1742/1743 timekeeping chip.
This driver can also be built as a module. If so, the module
will be called rtc-ds1742.
+config RTC_DRV_STK17TA8
+ tristate "Simtek STK17TA8"
+ depends on RTC_CLASS
+ help
+ If you say yes here you get support for the
+ Simtek STK17TA8 timekeeping chip.
+
+ This driver can also be built as a module. If so, the module
+ will be called rtc-stk17ta8.
+
config RTC_DRV_M48T86
tristate "ST M48T86/Dallas DS12887"
help
This driver can also be built as a module. If so, the module
will be called rtc-m48t86.
+config RTC_DRV_M48T35
+ tristate "ST M48T35"
+ help
+ If you say Y here you will get support for the
+ ST M48T35 RTC chip.
+
+ This driver can also be built as a module, if so, the module
+ will be called "rtc-m48t35".
+
config RTC_DRV_M48T59
- tristate "ST M48T59"
+ tristate "ST M48T59/M48T08/M48T02"
help
If you say Y here you will get support for the
- ST M48T59 RTC chip.
+ ST M48T59 RTC chip and compatible ST M48T08 and M48T02.
+
+ These chips are usually found in Sun SPARC and UltraSPARC
+ workstations.
This driver can also be built as a module, if so, the module
will be called "rtc-m48t59".
+config RTC_DRV_BQ4802
+ tristate "TI BQ4802"
+ help
+ If you say Y here you will get support for the TI
+ BQ4802 RTC chip.
+
+ This driver can also be built as a module. If so, the module
+ will be called rtc-bq4802.
+
config RTC_DRV_V3020
tristate "EM Microelectronic V3020"
help
config RTC_DRV_SH
tristate "SuperH On-Chip RTC"
- depends on RTC_CLASS && (CPU_SH3 || CPU_SH4)
+ depends on RTC_CLASS && SUPERH
help
Say Y here to enable support for the on-chip RTC found in
most SuperH processors.
To compile this driver as a module, choose M here: the
module will be called rtc-vr41xx.
+config RTC_DRV_PL030
+ tristate "ARM AMBA PL030 RTC"
+ depends on ARM_AMBA
+ help
+ If you say Y here you will get access to ARM AMBA
+ PrimeCell PL030 RTC found on certain ARM SOCs.
+
+ To compile this driver as a module, choose M here: the
+ module will be called rtc-pl030.
+
config RTC_DRV_PL031
tristate "ARM AMBA PL031 RTC"
depends on ARM_AMBA
AT32AP700x family processors.
config RTC_DRV_AT91RM9200
- tristate "AT91RM9200"
- depends on ARCH_AT91RM9200
- help
- Driver for the Atmel AT91RM9200's internal RTC (Realtime Clock).
+ tristate "AT91RM9200 or AT91SAM9RL"
+ depends on ARCH_AT91RM9200 || ARCH_AT91SAM9RL
+ help
+ Driver for the internal RTC (Realtime Clock) module found on
+ Atmel AT91RM9200's and AT91SAM9RL chips. On SAM9RL chips
+ this is powered by the backup power supply.
+
+config RTC_DRV_AT91SAM9
+ tristate "AT91SAM9x/AT91CAP9"
+ depends on ARCH_AT91 && !(ARCH_AT91RM9200 || ARCH_AT91X40)
+ help
+ RTC driver for the Atmel AT91SAM9x and AT91CAP9 internal RTT
+ (Real Time Timer). These timers are powered by the backup power
+ supply (such as a small coin cell battery), but do not need to
+ be used as RTCs.
+
+ (On AT91SAM9rl chips you probably want to use the dedicated RTC
+ module and leave the RTT available for other uses.)
+
+config RTC_DRV_AT91SAM9_RTT
+ int
+ range 0 1
+ default 0
+ prompt "RTT module Number" if ARCH_AT91SAM9263
+ depends on RTC_DRV_AT91SAM9
+ help
+ More than one RTT module is available. You can choose which
+ one will be used as an RTC. The default of zero is normally
+ OK to use, though some systems use that for non-RTC purposes.
+
+config RTC_DRV_AT91SAM9_GPBR
+ int
+ range 0 3 if !ARCH_AT91SAM9263
+ range 0 15 if ARCH_AT91SAM9263
+ default 0
+ prompt "Backup Register Number"
+ depends on RTC_DRV_AT91SAM9
+ help
+ The RTC driver needs to use one of the General Purpose Backup
+ Registers (GPBRs) as well as the RTT. You can choose which one
+ will be used. The default of zero is normally OK to use, but
+ on some systems other software needs to use that register.
config RTC_DRV_BFIN
tristate "Blackfin On-Chip RTC"
- depends on BLACKFIN
+ depends on BLACKFIN && !BF561
help
If you say yes here you will get support for the
Blackfin On-Chip Real Time Clock.
help
If you say yes here you get support for the Ricoh RS5C313 RTC chips.
+config RTC_DRV_PPC
+ tristate "PowerPC machine dependent RTC support"
+ depends on PPC
+ help
+ The PowerPC kernel has machine-specific functions for accessing
+ the RTC. This exposes that functionality through the generic RTC
+ class.
+
+config RTC_DRV_SUN4V
+ bool "SUN4V Hypervisor RTC"
+ depends on SPARC64
+ help
+ If you say Y here you will get support for the Hypervisor
+ based RTC on SUN4V systems.
+
+config RTC_DRV_STARFIRE
+ bool "Starfire RTC"
+ depends on SPARC64
+ help
+ If you say Y here you will get support for the RTC found on
+ Starfire systems.
+
endif # RTC_CLASS