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 D06BE1E531; Wed, 5 Mar 2025 13:08:23 +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=1741180103; cv=none; b=gDKRqi84mAIYqgsyTs+z85rSCJe1P1/Lep0ExSYa/cf7u6eh35LuBZtZ8V7OQ6r+wNn5LdQ9exerh+uUZFVS0zDK1Zrn3yWG6bpS0nGNMlWQVjDMcUM/gu9tTIsk57pGY3ucizFYEs2E8DMp+OeMoD9hRkIk7kPJhfQCwZ/VlCU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741180103; c=relaxed/simple; bh=siWdAxhLrN0DI+R0aKzyG6rDmCVTF6VPwiS27Qnj7bo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=I2TEn8Kb77i/0VYn4+/2fb6/8uA/mQ0LnOdOx7QHwP9GIRmAgzKFbhZO8m/f9ldBVt4pBme0iGi6Y6bJdKVQL3d7KKNg+E+0uuV6L4B0vw4tLHU7fShb4bHX/3AA2PNqGDNC8O63wFOpIBEERS09gKm8UiBdzGvP2OJhjGMfqj0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Gsz4fZvj; 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="Gsz4fZvj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0AC7EC4CEE2; Wed, 5 Mar 2025 13:08:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741180103; bh=siWdAxhLrN0DI+R0aKzyG6rDmCVTF6VPwiS27Qnj7bo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Gsz4fZvjlpY05cQ6j3PtNhZ5OtCU4JHKj2P06Ci7UDvG3iU42zZgDbO0drBCG4b7r wa+Z617+Si9135ApNkjEt7S1lA6MADR1toiWSuqjkLf0GcsiFiI1WR/0sycbDNmPj5 4B9TYzkBqMbkAIfBGVt3/3dLE2eHCGLIx/j55lwi8tzPOrJO6Vm+j8jD/MVVIUs/hO SsEutbZ/MIskom8wFqLwcCuXG2pV5r+pt106i7dUHNHgLLxT3DBgCFRUutsFuliP1/ VnuIuDdX0PFkMaR15w1jyEnznoWkKDZXZI56dYWqu9aHuICFUuw6re2FhL0VHoq6IC 23ohHZ9ktRVow== Date: Wed, 5 Mar 2025 07:08:21 -0600 From: Rob Herring To: Mathis Foerst Cc: linux-kernel@vger.kernel.org, Laurent Pinchart , Mauro Carvalho Chehab , Krzysztof Kozlowski , Conor Dooley , Sakari Ailus , linux-media@vger.kernel.org, devicetree@vger.kernel.org, manuel.traut@mt.com, mathis.foerst@zuehlke.com Subject: Re: [PATCH v3 1/6] media: dt-bindings: mt9m114: Add onnn,slew-rate DT-binding Message-ID: <20250305130821.GA1374586-robh@kernel.org> References: <20250305101453.708270-1-mathis.foerst@mt.com> <20250305101453.708270-2-mathis.foerst@mt.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250305101453.708270-2-mathis.foerst@mt.com> On Wed, Mar 05, 2025 at 11:14:48AM +0100, Mathis Foerst wrote: > The MT9M114 supports the different slew rates (0 to 7) on the output pads. > At the moment, this is hardcoded to 7 (the fastest rate). > The user might want to change this values due to EMC requirements. > > Add the 'onnn,slew-rate' property to the MT9M114 DT-bindings for selecting > the desired slew rate. > > Signed-off-by: Mathis Foerst > --- > .../devicetree/bindings/media/i2c/onnn,mt9m114.yaml | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/Documentation/devicetree/bindings/media/i2c/onnn,mt9m114.yaml b/Documentation/devicetree/bindings/media/i2c/onnn,mt9m114.yaml > index f6b87892068a..c184bc04b743 100644 > --- a/Documentation/devicetree/bindings/media/i2c/onnn,mt9m114.yaml > +++ b/Documentation/devicetree/bindings/media/i2c/onnn,mt9m114.yaml > @@ -70,6 +70,15 @@ properties: > - bus-type > - link-frequencies > > + onnn,slew-rate: Just 'slew-rate' which is already defined in the pinctrl binding. > + $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + Slew rate ot the output pads DOUT[7:0], LINE_VALID, FRAME_VALID and > + PIXCLK. Higher values imply steeper voltage-flanks on the pads. > + minimum: 0 > + maximum: 7 > + default: 7 > + > required: > - compatible > - reg > -- > 2.34.1 >