linux-kernel - Re: [PATCH 01/12] mtd: nand: davinci: store the core chipselect number in platform data

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Message-ID: <3dccc5af-2df1-8374-e4e8-0a8b9ea1ae99@ti.com>
Date:   Tue, 1 May 2018 14:55:50 +0530
From:   Sekhar Nori <nsekhar@...com>
To:     Bartosz Golaszewski <brgl@...ev.pl>,
        Kevin Hilman <khilman@...nel.org>,
        Russell King <linux@...linux.org.uk>,
        Boris Brezillon <boris.brezillon@...tlin.com>,
        Richard Weinberger <richard@....at>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Tony Lindgren <tony@...mide.com>,
        Krzysztof Kozlowski <krzk@...nel.org>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-mtd@...ts.infradead.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: Re: [PATCH 01/12] mtd: nand: davinci: store the core chipselect
 number in platform data

On Monday 30 April 2018 01:54 PM, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@...libre.com>
> 
> We have the 'ti,davinci-chipselect' property in the device tree, but
> when using platform data the driver silently uses the id field of
> struct platform_device as the chipselect. This is confusing and we
> almost broke the nand support again recently after converting the
> platform to common clock framework (which changed the device id in the
> clock lookup - the problem is gone now that we no longer acquire the
> clock in the nand driver.
> 
> This patch adds a new filed - core_chipsel - to the platform_data.

s/filed/field

> Subsequent patches will convert the platforms to using this new field.

Can you add a comment for this new field too, like how we have for most
other fields?

Curious on what 'core' in core_chipsel means. Something to do with
chip-select offset we have on DA850?

> 
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>

Thanks,
Sekhar