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 5739448665E; Wed, 26 Aug 2026 22:47:28 +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=1787784451; cv=none; b=t7+rpWjQH3uUE9a7wv09SjJrHB6KP1qFn3fJwSYRBKFaWzCCg6Oul0wEykygZ08RTYmpNwWNor8zGe684KExPQJBzrrXqdmemJB5qfAcjvKryGifzYj5+IofUmHajfORUeBq4W2WSACYDymV+qm5AZTdQjQSU8S+qAR6XZMb0fs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787784451; c=relaxed/simple; bh=FRwQPG9DE7JxfoQ3ufmKEg/UDWvmWPSLdquxMxfgp+k=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=HXY5o9o0rsRkC8eU3TM3lNq+DIMAI5g2G10iK5HEHbyz2S0H+Z4KO58abcqUu8MweCtpTbrKW3M72z71PUW17T2tmfm9szbAecO4fiFs+qTHqY/XffX/PHGnt9CMskyff/+JtVKSq5iRfgy2JiPa+c9hJfLQrr3i3CM3YeiRbbk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cicfke3W; 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="cicfke3W" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BB87D1F000E9; Wed, 26 Aug 2026 22:47:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787784448; bh=FRwQPG9DE7JxfoQ3ufmKEg/UDWvmWPSLdquxMxfgp+k=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=cicfke3WmAqQJ8y+V2HyotTup8sFctk1CxQcgHVnzbNpVUsHsUsqNdFLKOxrByERK 5rajg32WABXUJwNv5c+y/RPal+qbjWe+Wq9cBlIL8JGQBBooDxIWOs9DXaG9hotELY qZbYTRoaEDmxEzMeD/9pLmbSzX22hkFaGfRbi7JKNc0Ms+xmWER36xQehRE/jOjZLZ 80QTAkln6bAqL8OfmthzqjkroUvbTVLKHgip4alVu2P1ESJPy1nSrvEUdj2m0+ZbkP ly+JAsd5j+FkX97E+Gi2FHOi7FGXKkjkgMZt7+oTtYXRplbGne+fkDDSs9KzbkSS64 YZeaEaVj4sF3g== Date: Wed, 26 Aug 2026 23:47:24 +0100 From: Conor Dooley To: =?utf-8?B?UsOzYmVydCBCb8W+aWs=?= Cc: linux-media@vger.kernel.org, Sakari Ailus , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] dt-bindings: media: i2c: Add OmniVision OV32C4 Message-ID: <20260826-prowling-jimmy-61f30fb50d03@spud> References: <20260826072002.14357-1-robertbozik@gmail.com> <20260826072002.14357-2-robertbozik@gmail.com> <20260826-copy-arise-bb7e9eb5e908@spud> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="erYPw3LhD8tke5dL" Content-Disposition: inline In-Reply-To: --erYPw3LhD8tke5dL Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Aug 26, 2026 at 08:34:01PM +0200, R=C3=B3bert Bo=C5=BEik wrote: > Hi Conor, >=20 > > Where do this name and frequency come from? pin name I presume for the > > former? Is 19.2 MHz a mandatory frequency? Please do normal inline replies, instead of this which removes some context. > The name is the sensor's input clock pin (XVCLK), as in the other > OmniVision bindings. 19.2 MHz is not a requirement of the sensor but of > the driver: it comes from the platform (the ACPI SSDB of the laptop this > was developed on provides 19.2 MHz) and the register tables in the > driver are computed for it (the internal 96 MHz clock the timing > registers count in is 5 x 19.2 MHz). The driver refuses other rates > because I have no verified PLL settings for them. I'll drop the > frequency from the description and keep it only in the example and in > the driver. I've also dropped the sentence about what the driver > supports from the description, that doesn't describe the hardware. Great, sounds good to me. Thanks. --erYPw3LhD8tke5dL Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCao9s/AAKCRB4tDGHoIJi 0n7/AQCW3Wl/KiqLkWSHU0BIKI58DZpmLW0ujhTry4N3PJy/5wD/clr9823jQ9mN +/jvrNrd9wwdGl/RlmxnIQorECGmNww= =9zyL -----END PGP SIGNATURE----- --erYPw3LhD8tke5dL--