Also, it is an option, and it has.
And, when booting from NAND Flash, there is no problem on RTC.
--- In Walter Marvin <> wrote:
>
> First check you have a RTC. on the 7500 it is optional.
>
>
>
> ________________________________
> From: osogoet <>
> To:
> Sent: Wednesday, August 24, 2011 1:23 PM
> Subject: [ts-7000] TS-7800, Cannot access the Hardware Clock via any known
> method.
>
>
> Â
> I have been running kernel 2.6.34 from microSD on TS-7800, and everything
> goes well.
> However, recently I encounter the problem of RTC.
>
> While, it's OK for TS-7800 board with 'BOOTROM - built Jun 10 2009',
> the RTC of TS-7800 board with 'BOOTROM - built May 11 2011' is not recognized.
>
> The related boot message is:
>
> Setting the system clock.
> Cannot access the Hardware Clock via any known method.
> Use the --debug option to see the details of our search for an access method.
> Unable to set System Clock to: Thu Jan 1 00:00:12 UTC 1970 (warning).
>
> and the results of 'hwclock' and 'hwclock --debug' are:
>
> ts7800:~# hwclock
> Cannot access the Hardware Clock via any known method.
> Use the --debug option to see the details of our search for an access method.
>
> ts7800:~# hwclock --debug
> hwclock from util-linux-ng 2.13.1.1
> hwclock: Open of /dev/rtc failed, errno=2: No such file or directory.
> No usable clock interface found.
> Cannot access the Hardware Clock via any known method.
>
> Also, there are /dev/rtc and /dev/rtc0 on TS-7800 board with 'BOOTROM - built
> Jun 10 2009',
> there is neither /dev/rtc nor /dev/rtc0 on TS-7800 board with 'BOOTROM -
> built May 11 2011'.
>
> How could it be fixed?
>
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