From: Thomas Gleixner <tglx@linutronix.de>
To: marcus@mikolaiczyk.de
Cc: linux-mtd@lists.infradead.org
Subject: Re: 16Bit Bus with 8 Bit NAND?
Date: Wed, 20 Oct 2004 11:21:58 +0200 [thread overview]
Message-ID: <1098264118.12223.1468.camel@thomas> (raw)
In-Reply-To: <E1CKCCZ-0005xf-00@www.strato-webmail.de>
On Wed, 2004-10-20 at 10:52, marcus@mikolaiczyk.de wrote:
> Hi everybody,
> I'm new to the embedded technologie and have a question concerning a setup
> that uses the Infineon TC1130 (Microcontroller) together with NAND Flash.
>
> The situation is that the TC1130 has an 16Bit EBU (External Bus Unit) to
> connect to Flash, Disc On Chip, etc. devices. We disscuss the usage of 8
> bit NAND Flash and realy don't have a clue if it's a problem that the bus
> reads 16 Bit from an 8 Bit NAND.
> The question is, what setup should be used to get this with Linux
> working.
> 1. Does the Kernel (theh NAND Driver) automatically detect this and
> 'ignores' the 'empty 8 bit?
It might work, but it's not a big deal to fix it.
> 2. Or is it somehow configruable in the Driver befor comilation?
When it's fixed, it will be a option from the baord driver
> 3. Or should we use 2 8bit NAND so that we've got 16bit - and is this
> supported in the NAND Driver?
The 2 parallel 8bit NAND is not supported yet. Is a bit of work though.
But why don't you use 16bit NAND ?
tglx
next prev parent reply other threads:[~2004-10-20 9:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-20 8:52 16Bit Bus with 8 Bit NAND? marcus
2004-10-20 9:21 ` Thomas Gleixner [this message]
[not found] <E1CKEvW-0000RJ-00@www.strato-webmail.de>
2004-10-20 12:16 ` Thomas Gleixner
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