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
prev parent 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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