public inbox for u-boot@lists.denx.de
 help / color / mirror / Atom feed
From: Heiko Schocher <hs@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 6/8] arm, davinci, am1808: add lowlevel functions for booting from NOR
Date: Tue, 27 Sep 2011 10:50:51 +0200	[thread overview]
Message-ID: <4E818E6B.9090908@denx.de> (raw)
In-Reply-To: <CABkLObpdgmat1Ffxt0+twxZ7FVbWWb94qpZt5OoZRRG86RUcmA@mail.gmail.com>

Hello Christian,

Christian Riesch wrote:
> Hello Heiko,
> 
>>> Which brings me to my next point: AFAIK Texas Instruments's AM18xx
>>> SoCs, their OMAP-L138, and their DA850 based devices basically differ
>>> only in the DSP/PRU part of the device. If you are (like in u-boot)
>>> only interested in the ARM part of chip, they are basically the same
>>> device. For some reason the Linux kernel and u-boot support for all
>>> these devices is labelled da850... Although I have no hardware to test
>>> it, I guess that your DDR memory controller initialization code could
>>> be used for the OMAP-L138 and the corresponding Davinci device as
>>> well. So since all code in u-boot for the entire device family is
>>> labelled da850... I guess your DDR initialization functions should get
>>> this prefix as well for consistency. Any comments from the
>>> maintainers/TI employees who know these devices better than I do?
>> Yes of course, such a rename should be done, if somebody has tested it!
> 
> I just wonder what is worse, having code in there that is labelled
> da850 but not tested on all devices of the family, or having it
> renamed every time someone finds out that it also runs on other
> devices. TI uses a common PLL initialization code in its User Boot
> Loader (UBL) for OMAP-L138, DA850, AM180x, so it should be pretty save
> to rename it right now.

Feel free to sent a patch ;-)

> Did you also read the rest of my last email, the PSC part?

Yep, and I sent a response here:

http://lists.denx.de/pipermail/u-boot/2011-September/102340.html

bye,
Heiko

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany

  reply	other threads:[~2011-09-27  8:50 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-15  5:59 [U-Boot] [PATCH 0/8] arm, davinci: add support for the am1808 based enbw_cmc board Heiko Schocher
2011-09-15  5:59 ` [U-Boot] [PATCH 1/8] arm, davinci: add SYSCFG1 base and register struct Heiko Schocher
2011-09-15  5:59 ` [U-Boot] [PATCH 2/8] arm, davinci: add some missing defines in hardware.h Heiko Schocher
2011-09-15  5:59 ` [U-Boot] [PATCH 3/8] arm, davinci, am1808, gpio: add missing defines for bank 8 Heiko Schocher
2011-09-15  5:59 ` [U-Boot] [PATCH 4/8] arm, davinci: add ddr2 definition Heiko Schocher
2011-09-15  5:59 ` [U-Boot] [PATCH 5/8] arm, davinci: add NOR Boot Configuration Word Heiko Schocher
2011-09-15  5:59 ` [U-Boot] [PATCH 6/8] arm, davinci, am1808: add lowlevel functions for booting from NOR Heiko Schocher
2011-09-26  8:02   ` Christian Riesch
2011-09-26  8:28     ` Heiko Schocher
2011-09-27  6:57       ` Christian Riesch
2011-09-27  7:27         ` Heiko Schocher
2011-09-27  8:37           ` Christian Riesch
2011-09-27  8:50             ` Heiko Schocher [this message]
2011-09-27 10:36               ` Christian Riesch
2011-09-27 11:18         ` Heiko Schocher
2011-09-30  6:57   ` Christian Riesch
2011-09-30  7:11     ` Heiko Schocher
2011-09-15  5:59 ` [U-Boot] [PATCH 7/8] arm, davinci, da8xx: add cpuinfo Heiko Schocher
2011-09-15  5:59 ` [U-Boot] [PATCH 8/8] arm, davinci: add support for am1808 based enbw_cmc board Heiko Schocher
2011-09-15  7:39   ` Igor Grinberg
2011-09-15  7:56     ` Heiko Schocher
2011-09-19  5:50   ` [U-Boot] [PATCH v2 " Heiko Schocher
2011-09-23 20:47     ` Paulraj, Sandeep
2011-09-26  5:43       ` Heiko Schocher
2011-09-26  6:03         ` Paulraj, Sandeep
2011-09-26  6:08           ` Heiko Schocher
2011-09-27  7:05           ` Albert ARIBAUD
2011-09-30  7:55     ` Christian Riesch
2011-09-30  8:46       ` Heiko Schocher
2011-09-30  9:02         ` Christian Riesch
2011-09-30  9:32           ` Heiko Schocher

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=4E818E6B.9090908@denx.de \
    --to=hs@denx.de \
    --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