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From: Stefan Roese <sr@denx.de>
To: linuxppc-dev@ozlabs.org
Cc: Sean MacLennan <smaclennan@pikatech.com>
Subject: Re: [PATCH] MTD for Taco
Date: Tue, 15 Jan 2008 06:15:19 +0100	[thread overview]
Message-ID: <200801150615.19910.sr@denx.de> (raw)
In-Reply-To: <478BC05C.2080007@pikatech.com>

On Monday 14 January 2008, Sean MacLennan wrote:
> Stefan Roese wrote:
> > And the EBC0_BxCR & EBC0BxAP registers for the CS where the NAND is
> > connected? How are they configured?
>
> EBC0_B1CR d001c000
> EBC0_B1AP 18003c0
>
> Which matches the defines in include/configs/warp.h:
>
>     #define CFG_EBC_PB1AP        0x018003c0
>     #define CFG_EBC_PB1CR        (CFG_NAND_ADDR | 0x1c000)
>
> It also matches the defines in sequoia.h except that we are on CS1 and
> the sequoia is on CS3.

Right. One thing I noticed though is, that you map the NAND to 0xd0000000, 
which is reserved for PCI in the 440EP address space. I suggest you map it to 
0x90000000 as done on Bamboo. Please give it a try and let me know if this 
changes the 32bit access behavior.

Best regards,
Stefan

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  reply	other threads:[~2008-01-15  5:15 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-05  5:17 [PATCH] MTD for Taco Sean MacLennan
2008-01-05  9:41 ` Stefan Roese
2008-01-05 12:25   ` David Gibson
2008-01-06  3:20     ` Sean MacLennan
2008-01-06  3:44       ` David Gibson
2008-01-05 18:20   ` Sean MacLennan
2008-01-05 19:19     ` Arnd Bergmann
2008-01-09 18:05   ` Sean MacLennan
2008-01-09 18:42     ` Josh Boyer
2008-01-09 18:50       ` Sean MacLennan
2008-01-09 19:04         ` Josh Boyer
2008-01-14  4:55   ` Sean MacLennan
2008-01-14  8:44     ` Josh Boyer
2008-01-14 17:32       ` Sean MacLennan
2008-01-14 19:42         ` Stefan Roese
2008-01-14 20:04           ` Sean MacLennan
2008-01-15  5:15             ` Stefan Roese [this message]
2008-01-15  6:30               ` Sean MacLennan
2008-01-15  6:39                 ` Stefan Roese
2008-01-15 18:22                   ` Sean MacLennan
2008-01-16 21:25     ` Sean MacLennan
2008-01-16 23:34       ` Josh Boyer
2008-01-16 23:51         ` Sean MacLennan

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