Re: X86: Impossible select Enhanced Real Time Clock Support (legacy PC RTC driver)

[John Stultz]

On Mon, Apr 21, 2014 at 10:58 AM, Randy Dunlap <rdunlap@xxxxxxxxxxxxx> wrote:
> [adding more patch committers]
>
> On 04/13/2014 12:05 PM, Stefani Seibold wrote:
>> Since some kernel version it is impossible to select the Enhanced Real
>> Time Clock Support (legacy PC RTC driver) because RTC_LIB is set by
>> default in arch/x86/Kconfig, but the rule for selecting CONFIG_RTC is
>> RTC_LIB=n. So the code of driver/char/rtc is still useless.
>>
>> This breaks the API since there is no more misc device /dev/rtc
>> available without a udev rule or a link to /dev/rtc0.

So yea.. I feel like that /dev/rtcN renaming (and API) break (which
was a huge and annoying pain) was back in the 2.6.18-ish era?

But it sounds like the driver/char/rtc bit is dead code, and needs a
cleanup? Or is there some use of that code that you need that the
generic RTC layer doesn't have?

thanks
-john
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