Re: [PATCH 3/4] ARM: dts: da850-lcdk: Add NAND to DT

From: Sekhar Nori
Date: Wed Aug 10 2016 - 16:39:17 EST


On Wednesday 10 August 2016 02:34 PM, Karl Beldan wrote:
> On Wed, Aug 10, 2016 at 02:01:57PM +0530, Sekhar Nori wrote:
>> On Tuesday 09 August 2016 10:45 PM, Karl Beldan wrote:
>>> This adds DT support for the NAND connected to the SoC AEMIF.
>>> The parameters (timings, ecc) are the same as what the board ships with
>>> (default AEMIF timings, 1bit ECC) and improvements will be handled in
>>> due course.
>>
>> I disagree that we need to be compatible to the software that ships with
>> the board. Thats software was last updated 3 years ago. Instead I would
>> concern with what the hardware supports. So, if the hardware can support
>> 4-bit ECC, I would use that.
>>
> I am not saying we _need_ to be compatible.

Alright then, please drop references to what software the board ships
with in the commit message and in the patch itself.

>
>> If driver is broken for 4-bit ECC, please fix that up first.
>>
> Since this issue is completely separate from my DT improvements
> I'll stick to resubmitting the series, applying my LCDK changes to the
> EVM too, besides you'll be able to compare the behavior without ECC
> discrepancies.
> I took note that you are likely to not apply without the ECC fix.

Yeah, I would not like to apply with 1-bit ECC now and then change to
4-bit ECC soon after.

Regards,
Sekhar