linux-kernel - Re: [RFT PATCH 5/6] pinctrl: meson: use gpio-ranges from DT

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Message-ID: <CAFBinCBa3QuUANF1z3LGk3T9GF-rV5F4WfLGuNCMB2q5juQyOw@mail.gmail.com>
Date:   Thu, 23 Mar 2017 21:09:52 +0100
From:   Martin Blumenstingl <martin.blumenstingl@...glemail.com>
To:     Neil Armstrong <narmstrong@...libre.com>
Cc:     khilman@...libre.com, carlo@...one.org, linus.walleij@...aro.org,
        linux-amlogic@...ts.infradead.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [RFT PATCH 5/6] pinctrl: meson: use gpio-ranges from DT

Hi Neil,

On Thu, Mar 23, 2017 at 5:27 PM, Neil Armstrong <narmstrong@...libre.com> wrote:
> When trying to add a gpio-hog, we enter a weird loop where the gpio-ranges
> is needed when gpiochip_add_data() is called but in the current implementation
> the ranges are added from the driver afterwards.
>
> A simple solution is to rely on the DR gpio-ranges attribute and remove the
> call to gpiochip_add_pin_range().
did you mean devicetree or DT instead of "DR"?


Regards,
Martin