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
next prev parent 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
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