hwclock: can't open '/dev/misc//': No such file or directory

大家好！

在自己的AM335X板子出现如标题错误，请问如何解决，谢谢！

文件系统用的是：ti的base filesystem

omap_rtc am33xx-rtc: rtc core: registered am33xx-rtc as rtc0

 omap_rtc am33xx-rtc: setting system clock to 2000-01-01 00:00:01 UTC (946684801)

hwclock: can't open '/dev/misc/rtc': No such file or directory
Wed Apr 11 08:27:00 UTC 2012
hwclock: can't open '/dev/misc//': No such file or directory