From: Stephen Warren <swarren@wwwdotorg.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] RFC: tegra: Avoid using I2C prior to relocation
Date: Wed, 14 Aug 2013 09:59:08 -0600 [thread overview]
Message-ID: <520BA94C.20009@wwwdotorg.org> (raw)
In-Reply-To: <20130813211251.GJ18706@bill-the-cat>
On 08/13/2013 03:12 PM, Tom Rini wrote:
> On Wed, Aug 07, 2013 at 10:20:01AM -0600, Stephen Warren wrote:
>> On 08/06/2013 11:52 PM, Simon Glass wrote:
>>> Tegra recently moved to the new I2C framework, which sets up
>>> I2C prior to relocation, and prior to calling i2c_init_board().
>>> This causes a crash on Tegra boards.
>>>
>>> note:
>>>
>>> There are many ways to fix this. I believe this is one. It
>>> disables i2c_init() until relocation is complete. I have been
>>> unable to test it so far due to problems getting my Seaboard to
>>> work. I will try another Tegra board, but send this for comment
>>> in the meantime.
>>
>> Tested-by: Stephen Warren <swarren@nvidia.com>
>
> With a hand-tweaked commit message, applied to u-boot/master,
> thanks!
Thanks!
For the record, I tested u-boot.git/master commit:
cdce889 tegra: Avoid using I2C prior to relocation
on Beaver, and booted a kernel both from SD card and over USB
Ethernet, and both cases worked fine. So, we have a known-good commit
for any future bisects:-)
next prev parent reply other threads:[~2013-08-14 15:59 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-07 5:52 [U-Boot] [PATCH] RFC: tegra: Avoid using I2C prior to relocation Simon Glass
2013-08-07 16:20 ` Stephen Warren
2013-08-07 21:03 ` Simon Glass
2013-08-09 23:17 ` Stephen Warren
2013-08-10 4:03 ` Simon Glass
2013-08-11 1:21 ` Tom Warren
2013-08-13 19:34 ` Simon Glass
2013-08-13 19:42 ` Stephen Warren
2013-08-13 21:12 ` Tom Rini
2013-08-14 15:59 ` Stephen Warren [this message]
2013-08-14 16:02 ` Simon Glass
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