From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2684BC33CAA for ; Mon, 20 Jan 2020 11:48:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 07016208E4 for ; Mon, 20 Jan 2020 11:48:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726970AbgATLsz (ORCPT ); Mon, 20 Jan 2020 06:48:55 -0500 Received: from retiisi.org.uk ([95.216.213.190]:53796 "EHLO hillosipuli.retiisi.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726642AbgATLsz (ORCPT ); Mon, 20 Jan 2020 06:48:55 -0500 Received: from valkosipuli.localdomain (valkosipuli.retiisi.org.uk [IPv6:2a01:4f9:c010:4572::80:2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by hillosipuli.retiisi.org.uk (Postfix) with ESMTPS id A0B84634C86; Mon, 20 Jan 2020 13:48:42 +0200 (EET) Received: from sailus by valkosipuli.localdomain with local (Exim 4.92) (envelope-from ) id 1itVXu-0000XL-KJ; Mon, 20 Jan 2020 13:48:42 +0200 Date: Mon, 20 Jan 2020 13:48:42 +0200 From: Sakari Ailus To: Andrey Konovalov Cc: mchehab@kernel.org, robh+dt@kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, peter.griffin@linaro.org, dave.stevenson@raspberrypi.com, ezequiel@collabora.com Subject: Re: [PATCH v4 1/2] dt-bindings: media: i2c: Add IMX219 CMOS sensor binding Message-ID: <20200120114842.GF856@valkosipuli.retiisi.org.uk> References: <20200120081558.25258-1-andrey.konovalov@linaro.org> <20200120081558.25258-2-andrey.konovalov@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Hi Andrey, On Mon, Jan 20, 2020 at 02:32:16PM +0300, Andrey Konovalov wrote: > v3 of this patch got "Reviewed-by" from Rob Herring. > But unfortunately, as one more property had to be added afterwards, my understanding > is that that "Reviewed-by" doesn't apply to v4. I assumed that Rob's Reviewed-by: applies also to v4 as adding the link frequency is a small change, and also because the link-frequency property is also present in pretty much all other recently added camera sensor DT bindings (apart from the one that only supports a single frequency). > > Thanks, > Andrey > > On 20.01.2020 11:15, Andrey Konovalov wrote: > > Add YAML device tree binding for IMX219 CMOS image sensor, and > > the relevant MAINTAINERS entries. > > > > Signed-off-by: Andrey Konovalov > > --- > > .../devicetree/bindings/media/i2c/imx219.yaml | 114 ++++++++++++++++++ > > MAINTAINERS | 8 ++ > > 2 files changed, 122 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/media/i2c/imx219.yaml > > > > diff --git a/Documentation/devicetree/bindings/media/i2c/imx219.yaml b/Documentation/devicetree/bindings/media/i2c/imx219.yaml > > new file mode 100644 > > index 000000000000..32d6b693274f > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/media/i2c/imx219.yaml > > @@ -0,0 +1,114 @@ > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > > +%YAML 1.2 > > +--- > > +$id: http://devicetree.org/schemas/media/i2c/imx219.yaml# > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > + > > +title: Sony 1/4.0-Inch 8Mpixel CMOS Digital Image Sensor > > + > > +maintainers: > > + - Dave Stevenson > > + > > +description: |- > > + The Sony imx219 is a 1/4.0-inch CMOS active pixel digital image sensor > > + with an active array size of 3280H x 2464V. It is programmable through > > + I2C interface. The I2C address is fixed to 0x10 as per sensor data sheet. > > + Image data is sent through MIPI CSI-2, which is configured as either 2 or > > + 4 data lanes. > > + > > +properties: > > + compatible: > > + const: sony,imx219 > > + > > + reg: > > + description: I2C device address > > + maxItems: 1 > > + > > + clocks: > > + maxItems: 1 > > + > > + VDIG-supply: > > + description: > > + Digital I/O voltage supply, 1.8 volts > > + > > + VANA-supply: > > + description: > > + Analog voltage supply, 2.8 volts > > + > > + VDDL-supply: > > + description: > > + Digital core voltage supply, 1.2 volts > > + > > + reset-gpios: > > + description: |- > > + Reference to the GPIO connected to the xclr pin, if any. > > + Must be released (set high) after all supplies are applied. > > + > > + # See ../video-interfaces.txt for more details > > + port: > > + type: object > > + properties: > > + endpoint: > > + type: object > > + properties: > > + data-lanes: > > + description: |- > > + The sensor supports either two-lane, or four-lane operation. > > + If this property is omitted four-lane operation is assumed. > > + For two-lane operation the property must be set to <1 2>. > > + items: > > + - const: 1 > > + - const: 2 > > + > > + clock-noncontinuous: > > + type: boolean > > + description: |- > > + MIPI CSI-2 clock is non-continuous if this property is present, > > + otherwise it's continuous. > > + > > + link-frequencies: > > + allOf: > > + - $ref: /schemas/types.yaml#/definitions/uint64-array > > + description: > > + Allowed data bus frequencies. > > + > > + required: > > + - link-frequencies > > + > > +required: > > + - compatible > > + - reg > > + - clocks > > + - VANA-supply > > + - VDIG-supply > > + - VDDL-supply > > + - port > > + > > +additionalProperties: false > > + > > +examples: > > + - | > > + i2c0 { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + imx219: sensor@10 { > > + compatible = "sony,imx219"; > > + reg = <0x10>; > > + clocks = <&imx219_clk>; > > + VANA-supply = <&imx219_vana>; /* 2.8v */ > > + VDIG-supply = <&imx219_vdig>; /* 1.8v */ > > + VDDL-supply = <&imx219_vddl>; /* 1.2v */ > > + > > + port { > > + imx219_0: endpoint { > > + remote-endpoint = <&csi1_ep>; > > + data-lanes = <1 2>; > > + clock-noncontinuous; > > + link-frequencies = /bits/ 64 <456000000>; > > + }; > > + }; > > + }; > > + }; > > + > > +... > > diff --git a/MAINTAINERS b/MAINTAINERS > > index cf6ccca6e61c..aae83699e146 100644 > > --- a/MAINTAINERS > > +++ b/MAINTAINERS > > @@ -15351,6 +15351,14 @@ S: Maintained > > F: drivers/media/i2c/imx214.c > > F: Documentation/devicetree/bindings/media/i2c/sony,imx214.txt > > +SONY IMX219 SENSOR DRIVER > > +M: Dave Stevenson > > +L: linux-media@vger.kernel.org > > +T: git git://linuxtv.org/media_tree.git > > +S: Maintained > > +F: drivers/media/i2c/imx219.c > > +F: Documentation/devicetree/bindings/media/i2c/imx219.yaml > > + > > SONY IMX258 SENSOR DRIVER > > M: Sakari Ailus > > L: linux-media@vger.kernel.org > > -- Regards, Sakari Ailus