linux-kernel - Re: [RFC] MTD driver for MMC cards

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Date:	Sun, 31 Dec 2006 17:40:13 +0000 (UTC)
From:	Matthieu CASTET <castet.matthieu@...e.fr>
To:	linux-kernel@...r.kernel.org
Cc:	linux-mtd@...ts.infradead.org
Subject:  Re: [RFC] MTD driver for MMC cards

On Sun, 31 Dec 2006 13:32:18 +0100, Pierre Ossman wrote:

> Arnd Bergmann wrote:
 
 
> I'm a complete MTD noob, but what uses does the MTD layer have besides
> JFFS2. If it's none, than this advantage isn't that big of a deal.
> 
AFAIK MTD is for device where erase is need to managed in "software" :
http://www.linux-mtd.infradead.org/faq/general.html


For SD card, doesn't a microcontroller on the card hide this, and make the
sd card acts like a normal block device (no need to erase a block before
writing it)?

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