From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 50B624EF152; Fri, 16 Oct 2026 16:06:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792166791; cv=none; b=TpQ16YTEIVBuaUMjG0SW4okK+n8W/83n615fKkpV1v32NOJTyPPablIDS2DxKoRPkpqtMO6nnGe0uo0sl9GNC21Oqc21h6bnIDaqT5gdNC5lw/6r03xB+iPLVqxSb/xVOGxOg6mbekoZmKD8yVAwDti86HuOzytDRXMUiyXv03A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792166791; c=relaxed/simple; bh=xGAH/cBFGhXa7Lo7BHAcXeIsp2PMt608yLehmEm2dVg=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=J1+CqmZxqxqwBOyIQ6j1RrMZevZgvzp+9i70RYnAzAjWU7qUZn05d1Ei4D1E7i4+5dImvnFfd8562WehGKvA4qXNpi/utN/E3VsTMqssGhOgiBS///4xusvZ2whelPkTPsmVFGjlDap2jXv2rVWRpb6cB+7ZG3DaPjGspyJYMXk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=f+2IcMch; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="f+2IcMch" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4A9A61F000C4; Fri, 16 Oct 2026 16:06:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792166787; bh=eV5kQsVdLEe1z5kkE8u0zgGSCke4UboN4QIxLDplCdQ=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=f+2IcMchxGrh7hS3ThU9LLLZ9FZrSPqq/uCsdJM/HfJZu582ZheF4CosqLgJVuwpw 5IEorjD4p74ztBkk7Aaq9AIb6lMTuyTyCIwp0GUTSVr42npOf6IeEkfeYuwzdcN3Zx ypLkcv1u4+UcHJylPNKpdRmzSHFYLSU9iPOrLg48WcCvXubK+aqP/6iD2rkKV/i9B4 EVZzwp+2Su2BBOLwmbF0zJ6/OaOhouOgDC9/w6ewG2uiHTfF4djn/SSkgUv3JD39OM 4wd5KqAbcvJcZhoCHkuWcmUFt5H5+FuIZD0iO/RvdDvSAtQrmWzZn/kMQSwLuWIwCK 4nEoVV72ecmTg== Message-ID: <19662dcc-4a25-4d18-a3bc-6b277bd676a6@kernel.org> Date: Fri, 16 Oct 2026 17:06:23 +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 2/2] media: i2c: ov13858: Add device tree support To: geocausa@gmail.com, Sakari Ailus Cc: Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sergey Lebedev , German Pablo Lindo , linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261015-ov13858-x1e-v1-0-acdd918f4fb6@gmail.com> <20261015-ov13858-x1e-v1-2-acdd918f4fb6@gmail.com> From: Bryan O'Donoghue Content-Language: en-GB Autocrypt: addr=bod@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 15/10/2026 22:48, George Neacsu via B4 Relay wrote: > From: George Neacsu > > The rear camera of the Surface Pro 11 with a Snapdragon X Elite is an > OV13858 on a four-lane D-PHY link, described in the device tree. Add an > OF match table. > > Parse the endpoint as other sensor drivers that serve both ACPI and DT > do. Wait for the endpoint if a bridge driver has not created it yet, > require four data lanes, and require both link frequencies, since the > modes switch between 540 and 270 MHz. The IPU bridge entry for OVTID858 > lists both, so an ACPI machine with that entry probes as before. Without > the entry the sensor now waits for the bridge instead of probing into an > empty graph. > > Tested on the Surface Pro 11 (X1E80100), with an out-of-tree CAMSS > capturing raw frames over CSIPHY1, CSID0 and an RDI interface: > 4224x3136 at 29.95 fps at 540 MHz, the colour-bar test pattern intact, > and a scene captures. > > Assisted-by: Claude:claude-opus-5-5 > Signed-off-by: George Neacsu This is a weird change. You describe regulators, clocks and resets in the yaml file which then don't appear to be supported in this result code ? - regulator_bulk_; - clock_bulk_ - reset gpio optional I don't think this driver would survive suspend/resume. --- bod