Please revert "use todc time functions for PPC_PREP" changeset

Leigh Brown leigh at
Fri Mar 5 19:19:39 EST 2004

Tom Rini said:
> On Sat, Feb 28, 2004 at 08:43:06AM -0000, Leigh Brown wrote:
>> Andrew Morton said:
>> >
>> > "Leigh Brown" <leigh at> wrote:
>> >>  Your patch (ChangeSet at 1.1557.41.25) breaks the 43p140 and Carolina,
>> and
>> >>  probably quite a few other RS/6000 based PRePs.  I was a bit
>> surprised
>> >>  to see it 2.6.3.
>> >>
>> >>|ChangeSet@-3w|cset@1.1557.41.25
>> >>
>> >>  Can we revert this until there is a working version, please?
>> >
>> > It wouild help if you could define "breaks".
>> Sorry!  It hangs during boot, before any output on the serial console.
>> I
>> got as far as working out that it hangs somewhere in
>> arch/ppc/kernel/time.c:time_init() (or one of the called functions).
> Er.. Didn't we talk about this awhile ago, and get a different version
> of this patch working back in 2.4?  The problem was that we couldn't use
> todc_calibrate_decr we had to still grab the value from the residual
> data.  And I thought I had kept that logic still..

Just a quick update on this.  Tom has a patch that I've tested that
makes it work again.  I very much hope it will be submitted shortly.

Thanks all for your help.


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