linux-kernel - Re: [PATCH 1/3] gpio - Add EXAR XRA1403 SPI GPIO expander driver

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Message-ID: <20170331123801.tqpbgllqvnlubaq2@rob-hp-laptop>
Date:   Fri, 31 Mar 2017 07:38:01 -0500
From:   Rob Herring <robh@...nel.org>
To:     Nandor Han <nandor.han@...com>
Cc:     linus.walleij@...aro.org, gnurou@...il.com, mark.rutland@....com,
        linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Semi Malinen <semi.malinen@...com>
Subject: Re: [PATCH 1/3] gpio - Add EXAR XRA1403 SPI GPIO expander driver

On Mon, Mar 27, 2017 at 09:23:00AM +0300, Nandor Han wrote:
> This is a simple driver that provides a /sys/class/gpio
> interface for controlling and configuring the GPIO lines.
> It does not provide support for chip select or interrupts.
> 
> Signed-off-by: Nandor Han <nandor.han@...com>
> Signed-off-by: Semi Malinen <semi.malinen@...com>
> ---
>  .../devicetree/bindings/vendor-prefixes.txt        |   1 +

This should go with the binding patch or by itself.

>  drivers/gpio/Kconfig                               |   5 +
>  drivers/gpio/Makefile                              |   1 +
>  drivers/gpio/gpio-xra1403.c                        | 252 +++++++++++++++++++++
>  4 files changed, 259 insertions(+)
>  create mode 100644 drivers/gpio/gpio-xra1403.c