[U-Boot] [RESEND:PATCH-V4] OMAP3EVM: Added NAND support

[Hiremath, Vaibhav]

> -----Original Message-----
> From: Wolfgang Denk [mailto:wd at denx.de]
> Sent: Thursday, May 06, 2010 4:20 PM
> To: Nishanth Menon
> Cc: Hiremath, Vaibhav; u-boot at lists.denx.de
> Subject: Re: [U-Boot] [RESEND:PATCH-V4] OMAP3EVM: Added NAND support
> 
> Dear Nishanth Menon,
> 
> In message <u2h782515bb1005060340o3b366389mfdb71c240cbc7f90 at mail.gmail.com>
> you wrote:
> > On Thu, May 6, 2010 at 12:36 AM, Hiremath, Vaibhav <hvaibhav at ti.com>
> wrote:
> ...
> > > I do agree that we don't have to undef here, but agreed to Nishant's
> comment only because from user point of view, if user would
> > > like to enable ONENAND support then for him it's easy he just have to
> comment NAND line and make change this #define. He
> > > doesn't have to dig inside code to find out whether ONENAND is supported
> or not.
> 
> Well, of course the user _has_ to dig into the code and check if the
> feature is supported, because there is no information what the
> "#undef" or the comment means - it can mean anything:
> 
> - disabled here and left in so you can easily re-add it if you like
> - disabled because known to be unsupported or broken
> - disabled because untested
> - ...
[Hiremath, Vaibhav] Ok. Agreed. I will remove undef line and submit the patch.

Thanks,
Vaibhav

> 
> > platforms such as SDP platforms have three flash devices - nand,
> > onenand and nor - these are development platforms and are meant to
> > bootup from any of these devices based on which ever dip switch is
> > set. having a #undef is more elegant than /* */ and easier to use from
> > a developer perspective.
> 
> Please provide one working configuration, or several config options,
> but don't try to add kind of configuration menues using "#define" /
> "#undef" lists. These are useless and confusing at best.
> 
> Best regards,
> 
> Wolfgang Denk
> 
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