[PATCH linux] Fix the incorrect debounce setting on power button

Joel Stanley joel at jms.id.au
Fri Jul 22 14:50:29 AEST 2016

On Fri, Jul 22, 2016 at 1:42 PM, Patrick Williams <patrick at stwcx.xyz> wrote:
>> On Thu, Jul 21, 2016 at 8:31 PM, OpenBMC Patches
>> <openbmc-patches at stwcx.xyz> wrote:
>> > From: johnhcwang <hsienchiang at gmail.com>
>> >
>> > PCLK divider selection is decided by SCU08[25:23] and the value is 011b
>> > on Barreleye.
>> > That means PCLK should be H-PLL/8=384MHz/8=48MHz, but the current
>> > debounce timer value was computed by 24MHz.
>> > So the correct value should be 20ms*48000000/1000=EA600h
>> Thanks for the patch. I noticed this is against our dev-4.4 tree,
>> which is no longer maintained.
>> Given you're looking at barreleye, I assume you are using the v1.0
>> release of OpenBMC?
>> Patrick, if I do a new dev-4.4 tag with this fix, would it be queued
>> up for a v1.0.x release?
> I can do that.  It is up to Foxconn to let us know what fixes they'd
> like put into a v1.0.x release at this point.

Okay. I've sent a patch for the v1.0-stable branch. I suggest we merge
it in and when/if Foxconn require a new release, it will be ready to


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