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Re: [PATCH v2 1/1] remoteproc: Add support for xo clock

From Bjorn Andersson <bjorn.andersson@linaro.org>
Newsgroups linux.kernel
Subject Re: [PATCH v2 1/1] remoteproc: Add support for xo clock
Date 2016-11-01 18:50 +0100
Message-ID <syLma-3gG-23@gated-at.bofh.it> (permalink)
References <swgZb-2cL-5@gated-at.bofh.it> <syuOm-155-7@gated-at.bofh.it> <syLma-3gG-15@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, Nov 1, 2016 at 10:41 AM, Stephen Boyd <sboyd@codeaurora.org> wrote:
> On 10/31/2016 05:05 PM, Bjorn Andersson wrote:
>> On Tue 25 Oct 13:57 PDT 2016, Sarangdhar Joshi wrote:
>>
>>> Add xo clock support required to boot up Qualcomm ADSP processor.
>>> The ADSP remoteproc driver keeps xo clock enabled until the
>>> driver receives "handover" irq, in order to allow ADSP processor
>>> to vote for xo clock with rpm.
>> Looks good, thanks.
>>
>> We have to add the clock to the DT binding and run that by Rob again,
>> before merging the driver and this patch.
>>
>
> Maybe we should make the xo clock required. We always have a clock for
> it somewhere, either RPM controlled or as a fixed rate clock so it
> should work just as well.
>

As far as I can see it is required, after Sarangdhar's patch - so this
is what I meant we need to add to the DT binding before merging that.
And as you say, we can always make it reference "xo_board" for now.

Regards,
Bjorn

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Thread

Re: [PATCH v2 1/1] remoteproc: Add support for xo clock Bjorn Andersson <bjorn.andersson@linaro.org> - 2016-11-01 01:10 +0100
  Re: [PATCH v2 1/1] remoteproc: Add support for xo clock Bjorn Andersson <bjorn.andersson@linaro.org> - 2016-11-01 18:50 +0100
    Re: [PATCH v2 1/1] remoteproc: Add support for xo clock Stephen Boyd <sboyd@codeaurora.org> - 2016-11-01 19:00 +0100
  Re: [PATCH v2 1/1] remoteproc: Add support for xo clock Stephen Boyd <sboyd@codeaurora.org> - 2016-11-01 18:50 +0100
  Re: [PATCH v2 1/1] remoteproc: Add support for xo clock Sarangdhar Joshi <spjoshi@codeaurora.org> - 2016-11-02 20:00 +0100

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