From patchwork Tue Sep 27 18:46:57 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Vasut X-Patchwork-Id: 12991104 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 76DA6C54EE9 for ; Tue, 27 Sep 2022 18:48:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=55DUtfitOKjVW7tNrtbjM98m9w8210qDomOg1zlDwqE=; b=ETEY2L8Dv/F832 BnxzyyekCEZOGchjTyhfuurDztbIiKzlzpnqW70l0wTwmD9SRVF4P7axdPD4zrvf2MIK7sQ9/C11n 4owrqU/iN9u1wih+tHaHIe3SExJDPgOWIwoQ2s3tzUMatYzwgMtAOwmD2R0AQMLd4Hp4ulD93p2Qd ydA/xKsYhDSfIQHzGUv3I4eFFv6hag6HlWAk/vrv7duWvz4gsdvw2gp5Z6A6uvLhdHt02nXBFRG9j J5tqYhJ2Wx+lJQk0JlzuQTnFKIgi2DoJUr7vFEzj4yoQ6rLAU6HDtaFgyfMf0QsDAE12UGakU4zEc k1dhAeyZsvj3lMRmeyaQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1odFby-00CFJc-72; Tue, 27 Sep 2022 18:47:18 +0000 Received: from phobos.denx.de ([85.214.62.61]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1odFbs-00CFFm-PP for linux-arm-kernel@lists.infradead.org; Tue, 27 Sep 2022 18:47:15 +0000 Received: from tr.lan (ip-86-49-12-201.bb.vodafone.cz [86.49.12.201]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id D5B7884DB4; Tue, 27 Sep 2022 20:47:10 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1664304431; bh=MStsKfuSAbG4zEzR8vVKXOrUx/FT6qSF5cjS7bAGm24=; h=From:To:Cc:Subject:Date:From; b=fTS5TpQl0/yJAI0LARYpZJ84hbh1yhCY8VrUlyPDjG6Y2uj0DZtg0dnjX6EvanRkE /jGepS8OiVQVGvaASLqC4LAEZmGZ+Cuk1ne9jIKyrhoEZe8MoQLs5Ho2SgyjzVRW9G vnjK0VYnVJQxguvd5uhncorv/9326TBPZgJa5kpQS5zPvJqbX4Fvt+q2ggHg0eF0Gx 0xjHvTs6/gODlT+UwxklkSgZeIV7l0FjhTXef1AdSEfSBmmIFnRJB/r8VmJHXyjzoX nvIw8CRqMwpM2MgUQDbQP8cVi/GqnLoaf1b410lL6rNcq/8XP9yy5LcvMfQfgjr+H2 fZC8Be8saBNKg== From: Marek Vasut To: linux-arm-kernel@lists.infradead.org Cc: Marek Vasut , Alexandre Torgue , Benjamin Mugnier , Krzysztof Kozlowski , Mauro Carvalho Chehab , Maxime Coquelin , Rob Herring , Sylvain Petinot , devicetree@vger.kernel.org, linux-media@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH v2] dt-bindings: media: st,stmipid02: Convert the text bindings to YAML Date: Tue, 27 Sep 2022 20:46:57 +0200 Message-Id: <20220927184657.291714-1-marex@denx.de> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220927_114713_270785_7AB09B7C X-CRM114-Status: GOOD ( 22.05 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Convert the text STMIPID02 DT bindings to YAML DT format to permit validation of DTs using this I2C CSI-2 to CPI bridge. Signed-off-by: Marek Vasut Reviewed-by: Benjamin Mugnier --- Cc: Alexandre Torgue Cc: Benjamin Mugnier Cc: Krzysztof Kozlowski Cc: Mauro Carvalho Chehab Cc: Maxime Coquelin Cc: Rob Herring Cc: Sylvain Petinot Cc: devicetree@vger.kernel.org Cc: linux-media@vger.kernel.org Cc: linux-stm32@st-md-mailman.stormreply.com To: linux-arm-kernel@lists.infradead.org --- V2: - Update YAML DT schema maintainers, add Benjamin and Sylvain, drop myself - Update MAINTAINERS file, replace st,st-mipid02.txt to st,st-mipid02.yaml - Fix bus-width to be 6,7,8,10,12 and drop default: - Require port@2 and either or both port@0 or port@1 --- .../bindings/media/i2c/st,st-mipid02.txt | 82 -------- .../bindings/media/i2c/st,st-mipid02.yaml | 179 ++++++++++++++++++ MAINTAINERS | 2 +- 3 files changed, 180 insertions(+), 83 deletions(-) delete mode 100644 Documentation/devicetree/bindings/media/i2c/st,st-mipid02.txt create mode 100644 Documentation/devicetree/bindings/media/i2c/st,st-mipid02.yaml diff --git a/Documentation/devicetree/bindings/media/i2c/st,st-mipid02.txt b/Documentation/devicetree/bindings/media/i2c/st,st-mipid02.txt deleted file mode 100644 index 7976e6c40a80a..0000000000000 --- a/Documentation/devicetree/bindings/media/i2c/st,st-mipid02.txt +++ /dev/null @@ -1,82 +0,0 @@ -STMicroelectronics MIPID02 CSI-2 to PARALLEL bridge - -MIPID02 has two CSI-2 input ports, only one of those ports can be active at a -time. Active port input stream will be de-serialized and its content outputted -through PARALLEL output port. -CSI-2 first input port is a dual lane 800Mbps per lane whereas CSI-2 second -input port is a single lane 800Mbps. Both ports support clock and data lane -polarity swap. First port also supports data lane swap. -PARALLEL output port has a maximum width of 12 bits. -Supported formats are RAW6, RAW7, RAW8, RAW10, RAW12, RGB565, RGB888, RGB444, -YUV420 8-bit, YUV422 8-bit and YUV420 10-bit. - -Required Properties: -- compatible: shall be "st,st-mipid02" -- clocks: reference to the xclk input clock. -- clock-names: shall be "xclk". -- VDDE-supply: sensor digital IO supply. Must be 1.8 volts. -- VDDIN-supply: sensor internal regulator supply. Must be 1.8 volts. - -Optional Properties: -- reset-gpios: reference to the GPIO connected to the xsdn pin, if any. - This is an active low signal to the mipid02. - -Required subnodes: - - ports: A ports node with one port child node per device input and output - port, in accordance with the video interface bindings defined in - Documentation/devicetree/bindings/media/video-interfaces.txt. The - port nodes are numbered as follows: - - Port Description - ----------------------------- - 0 CSI-2 first input port - 1 CSI-2 second input port - 2 PARALLEL output - -Endpoint node required property for CSI-2 connection is: -- data-lanes: shall be <1> for Port 1. for Port 0 dual-lane operation shall be -<1 2> or <2 1>. For Port 0 single-lane operation shall be <1> or <2>. -Endpoint node optional property for CSI-2 connection is: -- lane-polarities: any lane can be inverted or not. - -Endpoint node required property for PARALLEL connection is: -- bus-width: shall be set to <6>, <7>, <8>, <10> or <12>. -Endpoint node optional properties for PARALLEL connection are: -- hsync-active: active state of the HSYNC signal, 0/1 for LOW/HIGH respectively. -LOW being the default. -- vsync-active: active state of the VSYNC signal, 0/1 for LOW/HIGH respectively. -LOW being the default. - -Example: - -mipid02: csi2rx@14 { - compatible = "st,st-mipid02"; - reg = <0x14>; - status = "okay"; - clocks = <&clk_ext_camera_12>; - clock-names = "xclk"; - VDDE-supply = <&vdd>; - VDDIN-supply = <&vdd>; - ports { - #address-cells = <1>; - #size-cells = <0>; - port@0 { - reg = <0>; - - ep0: endpoint { - data-lanes = <1 2>; - remote-endpoint = <&mipi_csi2_in>; - }; - }; - port@2 { - reg = <2>; - - ep2: endpoint { - bus-width = <8>; - hsync-active = <0>; - vsync-active = <0>; - remote-endpoint = <¶llel_out>; - }; - }; - }; -}; diff --git a/Documentation/devicetree/bindings/media/i2c/st,st-mipid02.yaml b/Documentation/devicetree/bindings/media/i2c/st,st-mipid02.yaml new file mode 100644 index 0000000000000..367f054fc5cb6 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/st,st-mipid02.yaml @@ -0,0 +1,179 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/st,st-mipid02.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: STMicroelectronics MIPID02 CSI-2 to PARALLEL bridge + +maintainers: + - Benjamin Mugnier + - Sylvain Petinot + +description: + MIPID02 has two CSI-2 input ports, only one of those ports can be + active at a time. Active port input stream will be de-serialized + and its content outputted through PARALLEL output port. + CSI-2 first input port is a dual lane 800Mbps per lane whereas CSI-2 + second input port is a single lane 800Mbps. Both ports support clock + and data lane polarity swap. First port also supports data lane swap. + PARALLEL output port has a maximum width of 12 bits. + Supported formats are RAW6, RAW7, RAW8, RAW10, RAW12, RGB565, RGB888, + RGB444, YUV420 8-bit, YUV422 8-bit and YUV420 10-bit. + +properties: + compatible: + const: st,st-mipid02 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + description: + Reference to the xclk input clock. + items: + - const: xclk + + VDDE-supply: + description: + Sensor digital IO supply. Must be 1.8 volts. + + VDDIN-supply: + description: + Sensor internal regulator supply. Must be 1.8 volts. + + reset-gpios: + description: + Reference to the GPIO connected to the xsdn pin, if any. + This is an active low signal to the mipid02. + + ports: + $ref: /schemas/graph.yaml#/properties/ports + properties: + port@0: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: CSI-2 first input port + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + properties: + data-lanes: + description: + Single-lane operation shall be <1> or <2> . + Dual-lane operation shall be <1 2> or <2 1> . + minItems: 1 + maxItems: 2 + lane-polarity: + description: + Any lane can be inverted or not. + minItems: 1 + maxItems: 2 + + required: + - data-lanes + + port@1: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: CSI-2 second input port + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + properties: + data-lanes: + description: + Single-lane operation shall be <1> or <2> . + maxItems: 1 + lane-polarity: + description: + Any lane can be inverted or not. + maxItems: 1 + + required: + - data-lanes + + port@2: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: Output port + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + properties: + bus-width: + enum: [6, 7, 8, 10, 12] + hsync-active: true + vsync-active: true + + required: + - bus-width + + anyOf: + - required: + - port@0 + - required: + - port@1 + + required: + - port@2 + +additionalProperties: false + +required: + - compatible + - reg + - clocks + - clock-names + - VDDE-supply + - VDDIN-supply + - ports + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + mipid02: csi2rx@14 { + compatible = "st,st-mipid02"; + reg = <0x14>; + status = "okay"; + clocks = <&clk_ext_camera_12>; + clock-names = "xclk"; + VDDE-supply = <&vdd>; + VDDIN-supply = <&vdd>; + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + + ep0: endpoint { + data-lanes = <1 2>; + remote-endpoint = <&mipi_csi2_in>; + }; + }; + port@2 { + reg = <2>; + + ep2: endpoint { + bus-width = <8>; + hsync-active = <0>; + vsync-active = <0>; + remote-endpoint = <¶llel_out>; + }; + }; + }; + }; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index a34ec41fbf7a9..0133f746fdf80 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -19439,7 +19439,7 @@ M: Sylvain Petinot L: linux-media@vger.kernel.org S: Maintained T: git git://linuxtv.org/media_tree.git -F: Documentation/devicetree/bindings/media/i2c/st,st-mipid02.txt +F: Documentation/devicetree/bindings/media/i2c/st,st-mipid02.yaml F: drivers/media/i2c/st-mipid02.c ST STM32 I2C/SMBUS DRIVER