linux-kernel - Re: [PATCH] Input: atmel_mxt_ts - add missing compatible strings to OF device table

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Message-ID: <20180413211109.scyuwx7gptutvon4@rob-hp-laptop>
Date:   Fri, 13 Apr 2018 16:11:09 -0500
From:   Rob Herring <robh@...nel.org>
To:     Javier Martinez Canillas <javierm@...hat.com>
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        linux-input@...r.kernel.org,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Nick Dyer <nick@...anahar.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] Input: atmel_mxt_ts - add missing compatible strings to
 OF device table

On Tue, Apr 10, 2018 at 11:53:40AM +0200, Javier Martinez Canillas wrote:
> Commit af503716ac14 ("i2c: core: report OF style module alias for devices
> registered via OF") fixed how the I2C core reports the module alias when
> devices are registered via OF.
> 
> But the atmel_mxt_ts driver only has an "atmel,maxtouch" compatible in its
> OF device ID table, so if a Device Tree is using a different one, autoload
> won't be working for the module (the matching works because the I2C device
> ID table is used as a fallback).
> 
> So add compatible strings for each of the entries in the I2C device table.
> 
> Fixes: af503716ac14 ("i2c: core: report OF style module alias for devices registered via OF")
> Reported-by: Enric Balletbo i Serra <enric.balletbo@...labora.com>
> Signed-off-by: Javier Martinez Canillas <javierm@...hat.com>
> ---
> 
>  Documentation/devicetree/bindings/input/atmel,maxtouch.txt | 6 +++++-
>  drivers/input/touchscreen/atmel_mxt_ts.c                   | 4 ++++
>  2 files changed, 9 insertions(+), 1 deletion(-)

Reviewed-by: Rob Herring <robh@...nel.org>