linux-kernel - Re: [PATCH v3 5/9] mtd: pxa3xx_nand: add support for the Marvell Berlin nand controller

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Message-ID: <877fuqx70a.fsf@free.fr>
Date:	Mon, 09 Mar 2015 21:15:01 +0100
From:	Robert Jarzmik <robert.jarzmik@...e.fr>
To:	Ezequiel Garcia <ezequiel.garcia@...e-electrons.com>
Cc:	Antoine Tenart <antoine.tenart@...e-electrons.com>,
	sebastian.hesselbarth@...il.com, dwmw2@...radead.org,
	computersforpeace@...il.com, thomas.petazzoni@...e-electrons.com,
	boris.brezillon@...e-electrons.com, linux-kernel@...r.kernel.org,
	zmxu@...vell.com, linux-mtd@...ts.infradead.org,
	jszhang@...vell.com, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 5/9] mtd: pxa3xx_nand: add support for the Marvell Berlin nand controller

Ezequiel Garcia <ezequiel.garcia@...e-electrons.com> writes:

>>> Which flash do you have there?
>> The one with 0xba20 id as I said, which is AFAIK a Numonyx NAND02GR4B2C.
>> 
>
> $ grep "0xBA" drivers/mtd/nand/nand_ids.c
> EXTENDED_ID_NAND("NAND 256MiB 1,8V 16-bit", 0xBA, 256, LP_OPTIONS16),
>
> Seems already supported by the NAND core. The MTD way of probing
> a non-ONFI device is by using the IDs in nand_ids.c. Additional
> configuration (timings in this case) is applied between the nand_scan_ident()
> and nand_scan_tail() calls.

Ok, agreed.

I've seen your answer in the "rework timings setup" mail thread. I think you
have perfectly understood what bothers me :)

Cheers.

-- 
Robert
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