linux-kernel - Re: [PATCH] gpio: davinci: Use unique labels for each gpio chip

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Message-ID: <CACRpkdbVUwOtR9k7hXp+xdfro4QvTE5HWTdvXvD6FYBQi-pyYQ@mail.gmail.com>
Date:   Tue, 8 Nov 2016 14:31:20 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Axel Haslam <ahaslam@...libre.com>,
        "Nori, Sekhar" <nsekhar@...com>,
        Kevin Hilman <khilman@...libre.com>
Cc:     Alexandre Courbot <gnurou@...il.com>,
        David Lechner <david@...hnology.com>,
        Grygorii Strashko <grygorii.strashko@...com>, keerthy@...com,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] gpio: davinci: Use unique labels for each gpio chip

On Thu, Nov 3, 2016 at 12:34 PM, Axel Haslam <ahaslam@...libre.com> wrote:

> The gpiod framework uses the chip label to match a specific chip.
> The davinci gpio driver, creates several chips using always the same
> label, which is not compatible with gpiod.
>
> To allow platform data to declare gpio lookup tables, and for drivers
> to use the gpiod framework, allocate unique label per registered chip.
>
> Signed-off-by: Axel Haslam <ahaslam@...libre.com>

Sekhar/Kevin: can either of you review this patch?

Yours,
Linus Walleij