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 3161F2F5A35; Fri, 14 Nov 2025 07:14:36 +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=1763104477; cv=none; b=AMSaXdbwpw0+hkRjtR7WSmxqishqwrFKy3fGt7xsUJts8l+Kp7Gt9beF0/vWQIFVeaSjpdTT8p2Hl8uBoeNLIWAEoL0RqgDRnNPkQESnRUbl4oQD7CvW3j+Caw8x76ICwyWpG27G5iZHH7G7arlDdB/wTynU5vuweqocYiTAf/4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763104477; c=relaxed/simple; bh=TC0cYgWskBAUXZfGZK4Z3ivQKc5wIiuX55D1oKHmjko=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=gaJYJLSCOsMr/XyC3C7Ksl6P+Tt0xLaBRbTJbSGLJkqpFF/4vk5sJKbCT2n7bywJqbtzr8YTLbqp0ACzQ7zHkaAzsxR+6BBUieGxzZ0UGQmXRVcBc3QALGgE0v4hIoVldu3Gip+jGZhKLGPPisB+gUDhDs78QT1MkMEjqQWynIk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OjKPPlky; 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="OjKPPlky" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A0907C16AAE; Fri, 14 Nov 2025 07:14:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763104476; bh=TC0cYgWskBAUXZfGZK4Z3ivQKc5wIiuX55D1oKHmjko=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=OjKPPlkyxpQFE678hpCI+5V66iQB8Oqjg+/LdQgYsytJOp3CgsktgFraFsrkoIXhu K1lmaWWiRmvx6ZnAQHrudfmRdCOttOjBiVsfT3s37J/k9H3kXHOMNloOzxLHZoeVT0 9OW3pbuTHZSXRznoOOl7DRLh1tOF9jM60V2S7osagIGYZHIVIZKYiH6bj+94SSf/vx fojIfpEh0NFN8e+qFmpJnF+5fnJx5+ByKtYCiepwGUnfGc3jHHOPQCD0yaWMWsJMC7 xDeXJP3cDmFWYWeywtYyoMh9afnj+4lnGpreZkADVulWXSj5+LVDEO1huNQXMYSXv9 7YfVdS4yK8BRA== Message-ID: <6fed3757-44d0-43f9-b75a-52e1cbab41eb@kernel.org> Date: Fri, 14 Nov 2025 08:14:32 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 1/2] dt-bindings: input: i2c-hid: Introduce FocalTech FT8112 To: Daniel Peng Cc: Dmitry Torokhov , linux-input@vger.kernel.org, LKML , Conor Dooley , Krzysztof Kozlowski , Rob Herring , devicetree@vger.kernel.org References: <20251113140004.v4.1.I894dde5015f4acad94cb5bada61e5811c5142395@changeid> <20251113-belligerent-wrasse-of-current-3cd3a5@kuoka> <7904826d-043d-4e63-9d38-e0763b3822ba@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 14/11/2025 07:13, Daniel Peng wrote: >> On 13/11/2025 11:44, Daniel Peng wrote: >>> From: Daniel Peng >>> >>> The FocalTech FT8112 touch screen chip same as Ilitek ili2901 controller >> >> So keep the device in that binding under enum. No need to create >> document for every device, even if they were different but here it is >> pretty obvious - same chip. >> >> Best regards, >> Krzysztof > > Sorry for the confusion. Might be I use the wrong description, and make you > feel that is the same chip and no need to create new binding file. > > Here are my question: > 1. I had referred to ilitek,ili2901.yaml and copied as new file for > focaltech,ft8112.yaml. Moreover, I also modified to replace related > information for Focaltech FT8112 touchscreen. > There are many different descriptions in the file, such as "compatible", > "reg", "interrupt-parent", "interrupts", "reset-gpios", ... .etc. > If "No need to create document for every device" now, could you help to > provide what file that I need to keep the device in the binding under enum? You wrote it is the same chip as ili2901, so obviously in ili2901. Best regards, Krzysztof