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From: Lubomir Popov <lpopov@mm-sol.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v3] OMAP: I2C: New read, write and probe functions
Date: Fri, 31 May 2013 13:58:03 +0300	[thread overview]
Message-ID: <51A8823B.4020100@mm-sol.com> (raw)
In-Reply-To: <51A87DC9.60507@mm-sol.com>

Hi Tom,

[snip]

>> But, crap, breaks am335x_evm (and probably beaglebones, etc).  I'll
>> dig into this more to see if I can spot something obvious tomorrow.

> Made it work on the am335x_evm (tested, with AM3359 on board).
> Problem was in the new i2c_probe, which on this board is called by
> the SPL and caused a hang (interestingly, when called from regular
> u-boot, works fine). Fix is to add a small delay. Clocking and I2C
> speed should be identical between SPL and U-Boot, but probably are
> not; I did not have time to look with a scope, but don't have any
> other reasonable explanation. Whatever, now it is working. I shall
> submit the patch tonight.
> 
[snip]

Just tested on Beaglebone, works fine as well.

-- 
Lubo

      reply	other threads:[~2013-05-31 10:58 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-29 22:24 [U-Boot] [PATCH v3] OMAP: I2C: New read, write and probe functions Lubomir Popov
2013-05-30 14:37 ` Tom Rini
2013-05-30 14:51   ` Lubomir Popov
2013-05-30 15:01     ` Tom Rini
2013-05-30 17:07   ` Tom Rini
2013-05-30 18:41     ` Lubomir Popov
2013-05-30 19:34     ` Lubomir Popov
2013-05-31 10:39     ` Lubomir Popov
2013-05-31 10:58       ` Lubomir Popov [this message]

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