[PATCHv2 0/7]ARM: OMAP3PLUS PM: Add IO DaisyChain support via hwmod mux

Kevin Hilman khilman at ti.com
Tue Nov 29 19:48:36 EST 2011


Vishwanath Sripathy <vishwanath.bs at ti.com> writes:

> Hi Kevin,
>
>> -----Original Message-----
>> From: Vishwanath Sripathy [mailto:vishwanath.bs at ti.com]
>> Sent: Tuesday, November 29, 2011 4:53 PM
>> To: Kevin Hilman
>> Cc: linux-omap at vger.kernel.org; linux-arm-kernel at lists.infradead.org
>> Subject: RE: [PATCHv2 0/7]ARM: OMAP3PLUS PM: Add IO DaisyChain
>> support via hwmod mux
>>
>> > -----Original Message-----
>> > From: Kevin Hilman [mailto:khilman at ti.com]
>> > Sent: Tuesday, November 08, 2011 6:28 AM
>> > To: Vishwanath BS
>> > Cc: linux-omap at vger.kernel.org; linux-arm-
>> kernel at lists.infradead.org
>> > Subject: Re: [PATCHv2 0/7]ARM: OMAP3PLUS PM: Add IO DaisyChain
>> > support via hwmod mux
>> >
>> > Hi Vishwa,
>> >
>> > Vishwanath BS <vishwanath.bs at ti.com> writes:
>> >
>> > > The folowing patch series provides IO Daisychain feature via
>> omap
>> > hwmod mux
>> > > framework.
>> >
>> > The series looks OK at first glance, but needs a refresh against
>> > current
>> > mainline.
>> OK.
>> >
>> > Can you refresh this against Tony's 'fixes' branch and re-test.
>> >
>> > I tested this on OMAP3430/n900 and noticed that it no longer hit
>> off
>> > mode from idle.
>> >
>> > IOW, If I enable UART timeouts and then enable off mode, I don't
>> > actually ever hit off during idle.  However, if I do a
>> > suspend/resume I
>> > see it hits off mode, then subsequent attempts to hit off during
>> > idle work.
>> >
>> > Can you investigate this?
>> OK. Let me check that.
> I rebased these patches against latest Tony's fixes branch and tested it
> on OMAP3430 SDP. I see that Core enters off mode in idle path after
> setting UART timeout w/o having to suspend the system.

OK, sounds good.

Do you have a branch that I can test as well?

Kevin



More information about the linux-arm-kernel mailing list