From: Wolfram Sang <w.sang@pengutronix.de>
To: Mike Frysinger <vapier.adi@gmail.com>
Cc: Graf Yang <graf.yang@analog.com>, linux-mtd@lists.infradead.org
Subject: Re: [PATCH] [MTD] [CHIPS] cfi_cmdset_0001.c: put chip into read-array mode after unlocking
Date: Tue, 14 Jul 2009 16:32:29 +0200 [thread overview]
Message-ID: <20090714143229.GG7572@pengutronix.de> (raw)
In-Reply-To: <8bd0f97a0907140714t3326e26am99c65ea5fcc62647@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 797 bytes --]
> the CFI layers already go through steps to keep the memory in read
> mode by default.
Ah, okay. With this assumption, the patch makes sense. Still, the patch
description should refer more to the above statement and not to watchdogs IMHO.
> the only way the watchdog could reconfigure the
> flash is if it were setup to execute software instead of kick the
> hardware, and that makes the system significantly less reliable.
I meant fixing the watchdog in hardware: If the watchdog pulls the right
#RESET, the flash will be in read-mode by default. If not, this is an important
hardware issue.
Regards,
Wolfram
--
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 197 bytes --]
next prev parent reply other threads:[~2009-07-14 14:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-14 13:35 [PATCH] [MTD] [CHIPS] cfi_cmdset_0001.c: put chip into read-array mode after unlocking Mike Frysinger
2009-07-14 13:56 ` Wolfram Sang
2009-07-14 14:14 ` Mike Frysinger
2009-07-14 14:32 ` Wolfram Sang [this message]
2009-07-14 14:37 ` Mike Frysinger
2011-04-16 3:13 ` Mike Frysinger
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=20090714143229.GG7572@pengutronix.de \
--to=w.sang@pengutronix.de \
--cc=graf.yang@analog.com \
--cc=linux-mtd@lists.infradead.org \
--cc=vapier.adi@gmail.com \
/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