public inbox for u-boot@lists.denx.de
 help / color / mirror / Atom feed
From: Marek Vasut <marek.vasut@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 1/2] v2 i.MX28: Fix ref_cpu clock setup
Date: Mon, 6 Feb 2012 13:20:37 +0100	[thread overview]
Message-ID: <201202061320.37270.marek.vasut@gmail.com> (raw)
In-Reply-To: <6EA3E0BCC03CC34B89B01BD57ECBC718F65163@POBOX.postoffice.danego.net>

> Hi,
> 
> This patch fixes ref_cpu clock setup. This bug leads to a hanging board
> after rebooting from the Kernel, due to failing memory size detection:
> U-Boot 2011.12-svn342 (Feb 02 2012 - 17:20:00)
> 
> Freescale i.MX28 family
> I2C:   ready
> DRAM:  0 Bytes
> 
> The cause of the bug is register hw_clkctrl_frac0 being accessed as
> a 32-bit long, whereas the manual specifically states it can be accessed
> as bytes only.
> 
> This patches introduces an 8-bit wide register type, mx28_register_8.
> The already existing mx28_register has been renamed mx28_register_32.
> 
> With this patch, U-Boot no longer hangs after an i.mx28 based board
> was reset from the Kernel.
> 
> (PS: I hope this email is properly formatted now, after fight our exchange
> server for a whole morning and loosing in the end)
> 
btw 2/2 is missing?

M

  parent reply	other threads:[~2012-02-06 12:20 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <6EA3E0BCC03CC34B89B01BD57ECBC718F65163@POBOX.postoffice.danego.net>
2012-02-06 12:20 ` [U-Boot] [PATCH 1/2] v2 i.MX28: Fix ref_cpu clock setup Marek Vasut
2012-02-06 12:33   ` Robert Deliën
2012-02-06 12:49     ` Marek Vasut
2012-02-06 13:03       ` Robert Deliën
2012-02-06 13:15         ` Marek Vasut
2012-02-06 12:56     ` Marek Vasut
2012-02-06 14:28       ` Robert Deliën
2012-02-06 14:40         ` Marek Vasut
2012-02-06 12:20 ` Marek Vasut [this message]
2012-02-06 12:38   ` Robert Deliën
2012-02-06 12:49     ` Marek Vasut

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=201202061320.37270.marek.vasut@gmail.com \
    --to=marek.vasut@gmail.com \
    --cc=u-boot@lists.denx.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox