linux-kernel - Re: [PATCH v3 1/2] dt-bindings: input: Add DT bindings for Whiskers switch

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Message-ID: <20191025204544.GA163068@dtor-ws>
Date:   Fri, 25 Oct 2019 13:45:44 -0700
From:   Dmitry Torokhov <dmitry.torokhov@...il.com>
To:     Rob Herring <robh@...nel.org>
Cc:     Ikjoon Jang <ikjn@...omium.org>, linux-input@...r.kernel.org,
        devicetree@...r.kernel.org, Mark Rutland <mark.rutland@....com>,
        Jiri Kosina <jikos@...nel.org>,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        linux-kernel@...r.kernel.org,
        Nicolas Boitchat <drinkcat@...omium.org>
Subject: Re: [PATCH v3 1/2] dt-bindings: input: Add DT bindings for Whiskers
 switch

On Fri, Oct 25, 2019 at 02:41:01PM -0500, Rob Herring wrote:
> On Wed, Oct 23, 2019 at 10:43:48AM +0800, Ikjoon Jang wrote:
> > Add the DT binding document for Hammer's TABLET_MODE switch.
> 
> This doesn't have any properties. Why does it need to be in DT? Just 
> have the EC driver instantiate it.

We need to know whether to instantiate it or not. EC does not allow
querying whether the switch is present.

Thanks.

-- 
Dmitry