linux-kernel - Re: [Kernel] [PATCH v2 4/5] ARM: dts: omap5: describe control for ckobuffer

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Message-ID: <71c88d52-3737-6edb-52af-0b0f4a74efb2@ti.com>
Date:	Mon, 9 May 2016 15:46:12 +0300
From:	Peter Ujfalusi <peter.ujfalusi@...com>
To:	Tero Kristo <t-kristo@...com>,
	"H. Nikolaus Schaller" <hns@...delico.com>
CC:	Mark Rutland <mark.rutland@....com>, <devicetree@...r.kernel.org>,
	linux-omap <linux-omap@...r.kernel.org>,
	Russell King <linux@....linux.org.uk>,
	Pawel Moll <pawel.moll@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Tony Lindgren <tony@...mide.com>,
	Kumar Gala <galak@...eaurora.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Rob Herring <robh+dt@...nel.org>,
	Laxman Dewangan <ldewangan@...dia.com>,
	Benoît Cousson <bcousson@...libre.com>,
	<kernel@...a-handheld.com>, Marek Belisko <marek@...delico.com>,
	Discussions about the Letux Kernel 
	<letux-kernel@...nphoenux.org>
Subject: Re: [Kernel] [PATCH v2 4/5] ARM: dts: omap5: describe control for
 ckobuffer

On 05/09/16 15:32, Peter Ujfalusi wrote:
> On 05/09/16 15:10, Peter Ujfalusi wrote:
> 
>>>> finally I found some time to apply your patches. Sorry for the long time.
>>>>
>>>> Unfortunately, it does not work. Neither on omap5evm nor on our omap5 hardware.
>>>> I get no sound on the twl6040 - just white noise (which can be controlled in
>>>> level through
>>>> amixer so it is created on the digital input side of the twl6040).
>>>>
>>>> So I think your patch is missing a detail compared to my simple solution.
>>>
>>> Did you implement anything on the audio driver side? The audio driver must
>>> enable the clock implemented by this patch.
>>
>> I did, can test it in 10 minutes or so...
> 
> might work, but linux-next is not booting on omap5-uevm :o I don't know why...

Applying Tero's alone makes the board not to boot, so something there... I can
not see anything even with low-level debugging enabled :( I can not debug it
further today, will look at this tomorrow.

> In any case I have attached the 3 patches I have for this, including Tero's
> ported to linux-next.
> 
> Patch 3 might need to be done per board probably, but this should be good for
> testing.
> 
> 
> 
> _______________________________________________
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> 

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