From: Tom Rini <trini@ti.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v3 5/5] board/ti/am335x/README: update for NAND boot
Date: Thu, 29 Aug 2013 09:08:57 -0400 [thread overview]
Message-ID: <521F47E9.6050109@ti.com> (raw)
In-Reply-To: <20980858CB6D3A4BAE95CA194937D5E73EA05DA1@DBDE04.ent.ti.com>
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
On 08/29/2013 09:01 AM, Gupta, Pekon wrote:
>>
>> On 08/29/2013 06:56 AM, Pekon Gupta wrote:
>>> NAND boot mode on AM335x EVM has been verified, and steps
>>> to use it has been documented and update in this README
>>>
>>> Signed-off-by: Pekon Gupta <pekon@ti.com>
>> [snip]
>>> + # redundant copies of MLO are kept as backup
>>> + U-Boot # load mmc 0 0x81000000 MLO
>>> + U-Boot # nand write 0x81000000 0x00000 0x20000
>>> + U-Boot # nand write 0x81000000 0x20000 0x20000
>>> + U-Boot # nand write 0x81000000 0x40000 0x20000
>>> + U-Boot # nand write 0x81000000 0x60000 0x20000
>>> + # flash u-boot.img
>>> + U-Boot # load mmc 0 0x81000000 u-boot.img
>>> + U-Boot # nand write 0x81000000 0x80000 0x60000
>>
>> I had lumped these as a series of copies/loads and a single write as the
>> write operation was the long (time wise) part of the process.
>>
> Yes, I could see your comment. I just separated each for clarity to user.
> feel you can drop this one..
>
>>> + # flash kernel image
>>> + U-Boot # load mmc 0 0x81000000 uImage
>>> + U-Boot # nand write 0x81000000 {kernel-load-address} 0x500000
>>> + # flash filesystem image
>>> + U-Boot # load mmc 0 0x81000000 {filesystem-image}
>>> + U-Boot # nand write 0x81000000 {filesystem-load-address} 0x300000
>>
>> These should also reference real variables or MTD parts names.
> Opps sorry my bad..
> I looked it from different angle, just as an example.
> Therefore I added comments above each command to explain each step.
>
> Anyways this particular patch is just updating README. So, if you may
> drop this PATCH 5/5..
No, I want the README updated, it's helpful. We should just reference
the other example things we setup like mtdparts (and make use of
${filesize} :) Thanks!
- --
Tom
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.11 (GNU/Linux)
Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/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=M1AD
-----END PGP SIGNATURE-----
next prev parent reply other threads:[~2013-08-29 13:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-29 10:56 [U-Boot] [PATCH v3 0/5] mtd: nand: omap: optimize and clean-up of OMAP NAND driver Pekon Gupta
2013-08-29 10:56 ` [U-Boot] [PATCH v3 1/5] mtd: nand: omap: enable BCH ECC scheme using ELM for generic platform Pekon Gupta
2013-08-29 15:01 ` Tom Rini
2013-08-29 10:56 ` [U-Boot] [PATCH v3 2/5] mtd: nand: omap: optimize chip->ecc.hwctl() for H/W ECC schemes Pekon Gupta
2013-08-29 10:56 ` [U-Boot] [PATCH v3 3/5] mtd: nand: omap: optimize chip->ecc.calculate() " Pekon Gupta
2013-08-29 10:56 ` [U-Boot] [PATCH v3 4/5] mtd: nand: omap: optimized chip->ecc.correct() " Pekon Gupta
2013-08-29 10:56 ` [U-Boot] [PATCH v3 5/5] board/ti/am335x/README: update for NAND boot Pekon Gupta
2013-08-29 12:56 ` Tom Rini
[not found] ` <20980858CB6D3A4BAE95CA194937D5E73EA05DA1@DBDE04.ent.ti.com>
2013-08-29 13:08 ` Tom Rini [this message]
2013-08-29 16:06 ` [U-Boot] [PATCH v3 0/5] mtd: nand: omap: optimize and clean-up of OMAP NAND driver Tom Rini
[not found] ` <20980858CB6D3A4BAE95CA194937D5E73EA07FF2@DBDE04.ent.ti.com>
2013-08-29 17:47 ` Tom Rini
[not found] ` <20980858CB6D3A4BAE95CA194937D5E73EA0AA07@DBDE04.ent.ti.com>
2013-09-04 12:51 ` Tom Rini
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=521F47E9.6050109@ti.com \
--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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox