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Subject: Re: Regression found (Stop-marking-clocks-as-CLK_IS_CRITICAL)
To:     Mogens Jensen <mogens-jensen@protonmail.com>
Cc:     Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
        Dean Wallace <duffydack73@gmail.com>,
        Andy Shevchenko <andy.shevchenko@gmail.com>,
        Stephen Boyd <sboyd@kernel.org>,
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        linux-clk <linux-clk@vger.kernel.org>,
        Stable <stable@vger.kernel.org>,
        Johannes Stezenbach <js@sig21.net>,
        Carlo Caione <carlo@endlessm.com>,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
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From:   Hans de Goede <hdegoede@redhat.com>
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Date:   Tue, 30 Oct 2018 20:10:25 +0100
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Hi,

On 30-10-18 19:56, Mogens Jensen wrote:
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> On Tuesday, October 30, 2018 4:04 PM, Hans de Goede <hdegoede@redhat.com> wrote:
> 
>> Hi,
>>
>> On 30-10-18 16:46, Hans de Goede wrote:
>>
>>> Hi,
>>> On 30-10-18 16:04, Pierre-Louis Bossart wrote:
>>>
>>>> In addition I am not aware of any baytrail device using plt_clk_0, so moving a common machine driver such a cht_bsw_max98090_ti to use plt_clk0 only would break other devices (e.g. Rambi/Orco). Asking for both clocks to be on might work though,
>>>
>>> Ok, so we need to have a DMI based quirk for the Swanky and maybe also
>>> the clapper to use plt_clk_0 there. Asking for 2 clks if we only need
>>> one does not seem like a good plan.
>>
>> Dean, Mogens,
>>
>> To write a proper patch for this I'm going to need DMI strings
>> from your devices.
>>
>> Can you please run (as normal user):
>>
>> grep . /sys/class/dmi/id/* 2> /dev/null
>>
>> And reply with the output of this command?
> I have attached the output from a coreboot seabios based clapper.

Thank you.

> Should I still test 0001-ASoC-intel-cht_bsw_max98090_ti-Use-pmc_plt_clk_0-ins.patch with SND_SOC_INTEL_CHT_BSW_MAX98090_TI_MACH and asoundrc from Dean? There seems to have been some development in the case since that request was made.

Yes please test that, I expect that to also fix things for the
Clapper, but I need to have that confirmed before submitting a
patch upstream adding a quirk for the Clapper to use pmc_plt_clk_0
instead of pmc_plt_clk_3.

Regards,

Hans