3e16f6afb2
Clean up kconfig entry for the rtc-vr41xx. Signed-off-by: Alessandro Zummo <a.zummo@towertech.it> Cc: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
176 lines
4.5 KiB
Plaintext
176 lines
4.5 KiB
Plaintext
\#
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# RTC class/drivers configuration
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#
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menu "Real Time Clock"
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config RTC_LIB
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tristate
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config RTC_CLASS
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tristate "RTC class"
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depends on EXPERIMENTAL
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default n
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select RTC_LIB
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help
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Generic RTC class support. If you say yes here, you will
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be allowed to plug one or more RTCs to your system. You will
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probably want to enable one of more of the interfaces below.
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This driver can also be built as a module. If so, the module
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will be called rtc-class.
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config RTC_HCTOSYS
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bool "Set system time from RTC on startup"
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depends on RTC_CLASS = y
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default y
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help
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If you say yes here, the system time will be set using
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the value read from the specified RTC device. This is useful
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in order to avoid unnecessary fschk runs.
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config RTC_HCTOSYS_DEVICE
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string "The RTC to read the time from"
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depends on RTC_HCTOSYS = y
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default "rtc0"
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help
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The RTC device that will be used as the source for
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the system time, usually rtc0.
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comment "RTC interfaces"
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depends on RTC_CLASS
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config RTC_INTF_SYSFS
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tristate "sysfs"
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depends on RTC_CLASS && SYSFS
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default RTC_CLASS
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help
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Say yes here if you want to use your RTC using the sysfs
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interface, /sys/class/rtc/rtcX .
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This driver can also be built as a module. If so, the module
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will be called rtc-sysfs.
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config RTC_INTF_PROC
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tristate "proc"
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depends on RTC_CLASS && PROC_FS
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default RTC_CLASS
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help
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Say yes here if you want to use your RTC using the proc
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interface, /proc/driver/rtc .
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This driver can also be built as a module. If so, the module
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will be called rtc-proc.
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config RTC_INTF_DEV
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tristate "dev"
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depends on RTC_CLASS
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default RTC_CLASS
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help
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Say yes here if you want to use your RTC using the dev
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interface, /dev/rtc .
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This driver can also be built as a module. If so, the module
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will be called rtc-dev.
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comment "RTC drivers"
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depends on RTC_CLASS
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config RTC_DRV_X1205
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tristate "Xicor/Intersil X1205"
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depends on RTC_CLASS && I2C
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help
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If you say yes here you get support for the
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Xicor/Intersil X1205 RTC chip.
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This driver can also be built as a module. If so, the module
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will be called rtc-x1205.
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config RTC_DRV_DS1672
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tristate "Dallas/Maxim DS1672"
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depends on RTC_CLASS && I2C
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help
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If you say yes here you get support for the
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Dallas/Maxim DS1672 timekeeping chip.
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This driver can also be built as a module. If so, the module
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will be called rtc-ds1672.
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config RTC_DRV_PCF8563
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tristate "Philips PCF8563/Epson RTC8564"
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depends on RTC_CLASS && I2C
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help
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If you say yes here you get support for the
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Philips PCF8563 RTC chip. The Epson RTC8564
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should work as well.
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This driver can also be built as a module. If so, the module
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will be called rtc-pcf8563.
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config RTC_DRV_RS5C372
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tristate "Ricoh RS5C372A/B"
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depends on RTC_CLASS && I2C
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help
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If you say yes here you get support for the
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Ricoh RS5C372A and RS5C372B RTC chips.
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This driver can also be built as a module. If so, the module
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will be called rtc-rs5c372.
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config RTC_DRV_M48T86
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tristate "ST M48T86/Dallas DS12887"
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depends on RTC_CLASS
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help
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If you say Y here you will get support for the
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ST M48T86 and Dallas DS12887 RTC chips.
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This driver can also be built as a module. If so, the module
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will be called rtc-m48t86.
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config RTC_DRV_EP93XX
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tristate "Cirrus Logic EP93XX"
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depends on RTC_CLASS && ARCH_EP93XX
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help
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If you say yes here you get support for the
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RTC embedded in the Cirrus Logic EP93XX processors.
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This driver can also be built as a module. If so, the module
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will be called rtc-ep93xx.
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config RTC_DRV_SA1100
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tristate "SA11x0/PXA2xx"
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depends on RTC_CLASS && (ARCH_SA1100 || ARCH_PXA)
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help
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If you say Y here you will get access to the real time clock
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built into your SA11x0 or PXA2xx CPU.
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To compile this driver as a module, choose M here: the
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module will be called rtc-sa1100.
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config RTC_DRV_VR41XX
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tristate "NEC VR41XX"
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depends on RTC_CLASS && CPU_VR41XX
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help
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If you say Y here you will get access to the real time clock
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built into your NEC VR41XX CPU.
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To compile this driver as a module, choose M here: the
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module will be called rtc-vr41xx.
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config RTC_DRV_TEST
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tristate "Test driver/device"
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depends on RTC_CLASS
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help
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If you say yes here you get support for the
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RTC test driver. It's a software RTC which can be
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used to test the RTC subsystem APIs. It gets
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the time from the system clock.
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You want this driver only if you are doing development
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on the RTC subsystem. Please read the source code
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for further details.
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This driver can also be built as a module. If so, the module
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will be called rtc-test.
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endmenu
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