linux-kernel - Re: [PATCH v2 1/3] dt-bindings: input: awinic,aw86927: Add Awinic AW86938

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Message-ID: <20260205-astonishing-aloof-basilisk-5c2acb@quoll>
Date: Thu, 5 Feb 2026 14:14:54 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Griffin Kroah-Hartman <griffin.kroah@...rphone.com>
Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
	Conor Dooley <conor+dt@...nel.org>, Bjorn Andersson <andersson@...nel.org>, 
	Konrad Dybcio <konradybcio@...nel.org>, Luca Weiss <luca.weiss@...rphone.com>, 
	linux-input@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v2 1/3] dt-bindings: input: awinic,aw86927: Add Awinic
 AW86938

On Wed, Jan 28, 2026 at 04:51:13PM +0100, Griffin Kroah-Hartman wrote:
> Add bindings for the Awinic AW86938 haptic chip which can be found in
> smartphones. These two chips require a similar devicetree configuration,
> but have a register layout that's not 100% compatible.

That would be fine if I did not look at your driver which clearly
suggest there is detection mechanism. Reliable detection by
vendor/programming interface means devices are fully compatible, so
fallback.


Best regards,
Krzysztof