[PATCH] RTC subsystem: dev interface

Add the dev interface to the RTC subsystem. Each RTC will be available under /dev/rtcX . A symlink from /dev/rtc0 to /dev/rtc cab be obtained with the following udev rule: KERNEL=="rtc0", SYMLINK+="rtc" Signed-off-by: Alessandro Zummo <a.zummo@towertech.it> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
git-mirror · Mar 27, 2006 · e824290 · e824290
1 parent 728a294
commit e824290
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diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
@@ -62,6 +62,17 @@ config RTC_INTF_PROC
 	  This driver can also be built as a module. If so, the module
 	  will be called rtc-proc.
 
+config RTC_INTF_DEV
+	tristate "dev"
+	depends on RTC_CLASS
+	default RTC_CLASS
+	help
+	  Say yes here if you want to use your RTC using the dev
+	  interface, /dev/rtc .
+
+	  This driver can also be built as a module. If so, the module
+	  will be called rtc-dev.
+
 comment "RTC drivers"
 	depends on RTC_CLASS
 

diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
@@ -9,3 +9,4 @@ rtc-core-y			:= class.o interface.o
 
 obj-$(CONFIG_RTC_INTF_SYSFS)	+= rtc-sysfs.o
 obj-$(CONFIG_RTC_INTF_PROC)	+= rtc-proc.o
+obj-$(CONFIG_RTC_INTF_DEV)	+= rtc-dev.o
Original file line number	Diff line number	Diff line change
Expand Up		@@ -9,3 +9,4 @@ rtc-core-y := class.o interface.o

		obj-$(CONFIG_RTC_INTF_SYSFS) += rtc-sysfs.o
		obj-$(CONFIG_RTC_INTF_PROC) += rtc-proc.o
		obj-$(CONFIG_RTC_INTF_DEV) += rtc-dev.o