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From: Chris Ruehl <chris.ruehl@gtsys.com.hk>
To: Philipp Zabel <p.zabel@pengutronix.de>
Cc: linux-media@vger.kernel.org
Subject: Re: iram pool not available for MX27
Date: Tue, 29 Oct 2013 15:42:26 +0800	[thread overview]
Message-ID: <526F66E2.4080108@gtsys.com.hk> (raw)
In-Reply-To: <524940E3.2070206@gtsys.com.hk>

On Monday, September 30, 2013 05:14 PM, Chris Ruehl wrote:
> On Monday, September 30, 2013 05:08 PM, Chris Ruehl wrote:
>> Hi Philipp,
>>
>> On Monday, September 30, 2013 04:30 PM, Philipp Zabel wrote:
>>> Hi Chris,
>>>
>>> Am Montag, den 30.09.2013, 13:40 +0800 schrieb Chris Ruehl:
>>>> Hi Phillipp,
>>>>
>>>> hope things doing OK.
>>>>
>>>> I recently update to the 3.12-rc kernel and hit this problem below.
>>>>
>>>> [ 3.377790] coda coda-imx27.0: iram pool not available
>>>> [ 3.383363] coda: probe of coda-imx27.0 failed with error -12
>>>>
>>>> I read your comments of the patch-set using platform data rather then
>>>> hard coded addresses to get
>>>> the ocram from a SoC.
>>>>
>>>> I checked the imx27.dtsi for the iram (coda: coda@..) definition and
>>>> compare with the former hard coded address and size it matches.
>>>>
>>>> My .config also has the CONFIG_OF set.
>>>>
>>>> Any Idea what's go wrong?
>>> do you have the mmio-sram driver enabled (CONFIG_SRAM=y)?
>>>
>>> regards
>>> Philipp
>>>
>>
>> No, I didn't,  and I found out that my device is not yet ported to 
>> use "Device Tree Support"
>>
>> for the moment I will quick add the CONFIG_SRAM  and see what happen,
>> but on the long term I move my code (clone of mach-mx27ads.c)
>> to DTS which makes absolute sense when I see how nice that code works.
>>
>> Thanks for the reply!
>> Chris
>>
> CONFIG_SRAM not solve my problem, I must port the code to Device Tree 
> Support and call the of_ functions to make the iram config available.
>
> thank you.
> Chris
> -- 
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Hi,

almost done but the coda works now with my board :-) and more questions 
coming up
but 1st:
[    4.626900] udevd[717]: starting version 175
[    7.190348] coda 10023000.coda: Initialized CodaDx6.
[    7.195486] coda 10023000.coda: Firmware version: 2.2.5
[    7.313178] coda 10023000.coda: codec registered as /dev/video0
[   13.999803] EXT4-fs (mmcblk0p1): re-mounted. Opts: (null)

:-) )))

Chris




      reply	other threads:[~2013-10-29  7:41 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-30  5:40 iram pool not available for MX27 Chris Ruehl
2013-09-30  8:30 ` Philipp Zabel
2013-09-30  9:08   ` Chris Ruehl
2013-09-30  9:14     ` Chris Ruehl
2013-10-29  7:42       ` Chris Ruehl [this message]

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