From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 58360632; Mon, 29 Dec 2025 14:59:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767020391; cv=none; b=KQ1eFJTeK+bn48ubwrCxixu/lQBlhLxz35as3hlhYwXcF87XQUVbHQSqxkpSimZQPhhIaq6AS8HduZYZIH+C6/JINxob3puuZHXu8Kkxn4gm6bWROPVL5a/LJtIDvRcFGhPmYs9N/fPH0INthushfsqDJf0jiZ/0D1X6e6dhW9s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767020391; c=relaxed/simple; bh=iLWtLWlrziMWhr0IW/KQbQEleNQpuX30kaYC1A+MDF8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=KN0fXFBPOf11q0rJDZBzXmz9ASUWEJ7ViWsb8sqLRJeTKdVKW/4i1c0tpuKW8O+Lbtv/4t3f5LB/8urCpc31VT7RbafoZrkAblwy7ofkyIq6Fc91UWmx6iOIw1jMqk+2gJzuk0G5RS0LrOjs6V04thFuikPrhV8Ad49rX9dNgEU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OPht0P23; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="OPht0P23" Received: by smtp.kernel.org (Postfix) with ESMTPSA id ABDFCC4CEF7; Mon, 29 Dec 2025 14:59:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767020391; bh=iLWtLWlrziMWhr0IW/KQbQEleNQpuX30kaYC1A+MDF8=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=OPht0P23BDIDv70l8dTTvs8s2qsl6pn1LBGSpYGGN+rDIslTNDAlSiSLS2YoiLg2C jqHF+Oay0dyV4P+4mUNPg/AaypW1CF8LYpbzB23u6TghwNP6VJ7997QLU2Tv0548fB 2WZZvxn0aL4x/YWputIErX47VDOobD7v4BjU15eISuZvCcZucLShTRXDvgqsHpDAIM BFso29hWovyQ75njK/0M2U9a64xFQtrGbZkw8pQoXW6pJ9G8/ckYxjgtmTeMpreYvr h884K+PYV6HL1lDONwSfLiIOrbSAt0fWDliQi3McBhhvsXptzr7WhXpADKzqdgUZfb OoDL1p8MLU5lg== Message-ID: Date: Mon, 29 Dec 2025 15:59:44 +0100 Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/2] dt-bindings: google,cros-ec-keyb: add use-fn-overlay prop To: Fabio Baltieri Cc: Dmitry Torokhov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Benson Leung , Guenter Roeck , Tzung-Bi Shih , Simon Glass , linux-input@vger.kernel.org, devicetree@vger.kernel.org, chrome-platform@lists.linux.dev, linux-kernel@vger.kernel.org References: <20251224152238.485415-1-fabiobaltieri@chromium.org> <20251224152238.485415-3-fabiobaltieri@chromium.org> <20251227-laughing-white-dalmatian-f9d98a@quoll> <0c01fa63-670f-4c82-aa74-dc855cb12a78@kernel.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 29/12/2025 14:33, Fabio Baltieri wrote: > On Mon, Dec 29, 2025 at 01:49:05PM +0100, Krzysztof Kozlowski wrote: >> On 27/12/2025 16:48, Fabio Baltieri wrote: >>> On Sat, Dec 27, 2025 at 01:44:26PM +0100, Krzysztof Kozlowski wrote: >>>>> diff --git a/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml b/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml >>>>> index fefaaf46a240..437575cdf352 100644 >>>>> --- a/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml >>>>> +++ b/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml >>>>> @@ -44,6 +44,14 @@ properties: >>>>> where the lower 16 bits are reserved. This property is specified only >>>>> when the keyboard has a custom design for the top row keys. >>>>> >>>>> + google,use-fn-overlay: >>>>> + description: | >>>>> + Use a function key overlay. This allows defining an extra set of codes >>>> >>>> What is a function key overlay? Overlays are DT term and therefore are >>>> not suitable for bindings. >>> >>> Ok, guess I can rename it to `use-fn-key` or `use-fn-layer`, open to >>> suggestions really. >> >> Use as Linux should use? Then it's software, so not suitable for DT. > > Sorry I'm not sure how I understand the comment, this describes how the > driver handles a keyboard with Fn keys, the codes are defined in the DT Exactly. The purpose of DT is not to describe how driver should handle anything. See also DTS101 from this year's ELCE. Best regards, Krzysztof