From: Marek Vasut <marek.vasut@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] PXAMMC: Drop different delays for PXA27X
Date: Sat, 24 Apr 2010 03:29:34 +0200 [thread overview]
Message-ID: <201004240329.34513.marek.vasut@gmail.com> (raw)
In-Reply-To: <h2m2acbd3e41004231813ge8c09cdemab81e7cda5aa7f2a@mail.gmail.com>
Dne So 24. dubna 2010 03:13:07 Andy Fleming napsal(a):
> On Sun, Apr 4, 2010 at 7:32 PM, Marek Vasut <marek.vasut@gmail.com> wrote:
> > In case the delays were set to 10000, the MMC card on PXA27X boards (and
> > PXA3xx boards) didn't initialize on first try. Increasing the delays and
> > leaving just those for PXA25x and 26x (that is 200000) fixes this
> > problem.
>
> In general, I object to board-specific #ifdefs in drivers.
This is not a board specific ifdef.
> At the
> very least, change this so that the value
> is specified like so:
>
> #ifndef PXA_TIMEOUT_DELAY
> #define PXA_TIMEOUT_DELAY 10000
> #endif
>
> And then override the value in the PXA27X config file.
No need to override anything.
>
> That way, when the next board comes along, and someone objects to
> waiting a fifth of a second between each try, but they need more than
> 10,000us, they can override it to a different value without doing
> cascading #ifdefs.
There won't be any ifdefs or board specific goo.
>
> Andy
next prev parent reply other threads:[~2010-04-24 1:29 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-05 0:32 [U-Boot] [PATCH] PXAMMC: Drop different delays for PXA27X Marek Vasut
2010-04-14 19:43 ` Marek Vasut
2010-04-24 1:13 ` Andy Fleming
2010-04-24 1:29 ` Marek Vasut [this message]
2010-04-24 1:39 ` Andy Fleming
2010-04-24 11:30 ` Marek Vasut
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