[U-Boot] [PATCH] ARM DaVinci: Adding DM357 Support

Paulraj, Sandeep s-paulraj at ti.com
Wed Apr 29 02:20:44 CEST 2009


Dave,
	We can add such support/enhancements later. The patch as such will work for sure.
In our LSPs we can use only one NAND at a time. We do not at this point of time have support even in the kernel where both NANDs can be used at the same time. Its only either of the 2.

Thanks,
Sandeep

> -----Original Message-----
> From: David Brownell [mailto:david-b at pacbell.net]
> Sent: Tuesday, April 28, 2009 5:57 PM
> To: Paulraj, Sandeep; u-boot at lists.denx.de
> Cc: davinci-linux-open-source at linux.davincidsp.com
> Subject: Re: [PATCH] ARM DaVinci: Adding DM357 Support
> 
> On Tuesday 28 April 2009, s-paulraj at ti.com wrote:
> > Patch adds support for DaVinci DM357. This SOC is very similar to the
> DM644x.
> > The DM357 EVM has 2 NANDs, one small page NAND and another large page
> NAND.
> > But the device can only boot of the small page NAND. It does not have
> NOR
> > support. This patch has been tested on the DM357 EVM.
> 
> So this initial U-Boot support only supports the smaller of
> the two NAND chips, and access to the second one is only
> after booting to the operating system?
> 
> I'd have liked to see the NAND driver updates needed to support
> the chipselect of the second NAND chip, and use it with HW ECC.
> 
> - Dave
> 
> 
> 



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