From: Tom Rini <trini@ti.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] OMAP4: Set fdt_high for OMAP4 devices to enable booting with Device Tree
Date: Mon, 14 May 2012 09:48:25 -0700 [thread overview]
Message-ID: <20120514164825.GD10008@bill-the-cat> (raw)
In-Reply-To: <1335902708-10788-1-git-send-email-jon-hunter@ti.com>
On Tue, May 01, 2012 at 03:05:08PM -0500, Jon Hunter wrote:
> From: Jon Hunter <jon-hunter@ti.com>
>
> For OMAP4 boards, such as the panda-es, that have 1GB of memory the linux
> kernel fails to locate the device tree blob on boot. The reason being is that
> u-boot is copying the DT blob to the upper part of RAM when booting the kernel
> and the kernel is unable to access the blob. By setting the fdt_high variable
> to either 0xffffffff (to prevent the copy) or 0xac000000 (704MB boundary
> of memory for OMAP4) the kernel is able to locate the DT blob and boot.
>
> Based upon following patch by Dirk Behme set the fdt_high variable to allow
> booting with device tree on OMAP4 boards.
>
> "7e9603e i.mx6q: configs: Add fdt_high and initrd_high variables"
>
> Cc: Sricharan R <r.sricharan@ti.com>
> Cc: Sandeep Paulraj <s-paulraj@ti.com>
> Cc: Tom Rini <trini@ti.com>
> Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Applied to u-boot-ti/master, thanks.
--
Tom
next prev parent reply other threads:[~2012-05-14 16:48 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-01 20:05 [U-Boot] [PATCH] OMAP4: Set fdt_high for OMAP4 devices to enable booting with Device Tree Jon Hunter
2012-05-14 16:48 ` Tom Rini [this message]
[not found] <1335902462-10724-1-git-send-email-jon-hunter@ti.com>
2012-05-04 11:20 ` R, Sricharan
2012-05-04 14:05 ` Jon Hunter
-- strict thread matches above, loose matches on Subject: below --
2012-05-04 14:01 Jon Hunter
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=20120514164825.GD10008@bill-the-cat \
--to=trini@ti.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.