linux-kernel - Re: [PATCH 2/6] gpio: Add support for PTX1K CBC FPGA spare GPIOs

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Date:   Fri, 21 Oct 2016 10:44:05 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Pantelis Antoniou <pantelis.antoniou@...sulko.com>
Cc:     Lee Jones <lee.jones@...aro.org>,
        Alexandre Courbot <gnurou@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Frank Rowand <frowand.list@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Debjit Ghosh <dghosh@...iper.net>,
        Georgi Vlaev <gvlaev@...iper.net>,
        Guenter Roeck <linux@...ck-us.net>,
        JawaharBalaji Thirumalaisamy <jawaharb@...iper.net>,
        Mohammad Kamil <mkamil@...iper.net>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>
Subject: Re: [PATCH 2/6] gpio: Add support for PTX1K CBC FPGA spare GPIOs

On Fri, Oct 7, 2016 at 5:20 PM, Pantelis Antoniou
<pantelis.antoniou@...sulko.com> wrote:

> From: Georgi Vlaev <gvlaev@...iper.net>
>
> Add support for the GPIO block in Juniper's CBC FPGA.
>
> A number of GPIOs exported by different kind of boards
> is supported.
>
> Signed-off-by: Georgi Vlaev <gvlaev@...iper.net>
> Signed-off-by: Guenter Roeck <groeck@...iper.net>
> [Ported from Juniper kernel]
> Signed-off-by: Pantelis Antoniou <pantelis.antoniou@...sulko.com>

Again pretty much the same comments.

The drivers not supporting IRQ will be pretty quick and
easy to fix up I guess, the IRQ drivers will require some
effort. An approach is to split these in two: one for the basic
GPIO and a separate add-on patch for the IRQ functionality.

Yours,
Linus Walleij