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From: matthias.bgg@gmail•com (Matthias Brugger)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH] ARM64: dts: Mediatek: mt8173-evb: fix access MMC fail issue
Date: Tue, 23 Feb 2016 09:53:34 +0100	[thread overview]
Message-ID: <56CC1E0E.4050400@gmail.com> (raw)
In-Reply-To: <7h37skw9jd.fsf@baylibre.com>



On 23/02/16 01:32, Kevin Hilman wrote:
> Eddie Huang <eddie.huang@mediatek•com> writes:
>
>> MT8173 E1 chip has one bug that if turn off USB power domain, vcore
>> power will also be off, thus cause modules using vcore power domain
>> fail, like MMC. The E1 chip only found on MT8173-evb board and this
>> board only has E1 chip, so implement this as a board specific
>> workaround.
>>
>> Pwrapper use vcore power, so add pwrapper using USB power domain to
>> keep USB power domain not to zero and disabled.
>>
>> Signed-off-by: Eddie Huang <eddie.huang@mediatek•com>
>
> Tested-by: Kevin Hilman <khilman@baylibre•com>
>

I send the patch in a pull request yesterday, so I won't be able to add 
your tag.
Thanks for testing and reporting this issue!

Matthias

> I verified that this gets my mt8173-evb booting again when I enable MMC
> support.
>
> Thanks,
>
> Kevin
>

  reply	other threads:[~2016-02-23  8:53 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-19  6:00 [PATCH] ARM64: dts: Mediatek: mt8173-evb: fix access MMC fail issue Eddie Huang
2016-02-19 10:05 ` Matthias Brugger
2016-02-23  0:32 ` Kevin Hilman
2016-02-23  8:53   ` Matthias Brugger [this message]
2016-02-23 18:32     ` Kevin Hilman

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