From patchwork Wed Nov 8 13:27:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mehdi Djait X-Patchwork-Id: 743299 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CE18EC0018C for ; Wed, 8 Nov 2023 13:27:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235617AbjKHN11 (ORCPT ); Wed, 8 Nov 2023 08:27:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42530 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235508AbjKHN1Y (ORCPT ); Wed, 8 Nov 2023 08:27:24 -0500 Received: from relay6-d.mail.gandi.net (relay6-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::226]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DDA3D1BEB; Wed, 8 Nov 2023 05:27:21 -0800 (PST) Received: by mail.gandi.net (Postfix) with ESMTPSA id CD159C0003; Wed, 8 Nov 2023 13:27:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1699450038; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hy1Mu3fgGqWYCaplIaWzGyfL87iaK86z7WjJbhldhz4=; b=i+eZKK+H7BjQ1WWqqbC406UIAzzlP0dxUP8utafEGD2g78OFsHgbk1lCfMUatQOexynjoA Mu5FFfDZThzdz1uNZkyaUTmXpn5R4MVMe5/KcSmdv0kHLE959SJE3qKZhSyrGyqM4rBO1I UvLjKl1ZGhQPAsq2X6KnzvBjJbQ7VbodPqpOpwl4q1ZVfShLE7ADQ1HUTqGfP0LJYuhlON 235w3/Y/p0Nut37yzs+R74CovgEI7P04S2xCIhEy5JSLb30TrL75ehiw1dVwfdMClhN2H9 bJ924Udekq3rMhvgeCLhbvMAG7nmJ75eQ+Gs1GqyPaMpJC2GY7a8mAbE/MhMQg== From: Mehdi Djait To: mchehab@kernel.org, heiko@sntech.de, hverkuil-cisco@xs4all.nl, laurent.pinchart@ideasonboard.com, krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org, conor+dt@kernel.org Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, thomas.petazzoni@bootlin.com, alexandre.belloni@bootlin.com, maxime.chevallier@bootlin.com, paul.kocialkowski@bootlin.com, Mehdi Djait , Krzysztof Kozlowski Subject: [PATCH v8 1/3] dt-bindings: vendor-prefixes: Add techwell vendor prefix Date: Wed, 8 Nov 2023 14:27:12 +0100 Message-ID: <310675901114f45444557d06658100d9b690abd7.1699449537.git.mehdi.djait@bootlin.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: References: MIME-Version: 1.0 X-GND-Sasl: mehdi.djait@bootlin.com Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add prefix for Techwell, Inc. Acked-by: Krzysztof Kozlowski Signed-off-by: Mehdi Djait --- Documentation/devicetree/bindings/vendor-prefixes.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index 573578db9509..08b74f725142 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -1357,6 +1357,8 @@ patternProperties: description: Technologic Systems "^techstar,.*": description: Shenzhen Techstar Electronics Co., Ltd. + "^techwell,.*": + description: Techwell, Inc. "^teejet,.*": description: TeeJet "^teltonika,.*": From patchwork Wed Nov 8 13:27:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mehdi Djait X-Patchwork-Id: 743300 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D08FCC4332F for ; Wed, 8 Nov 2023 13:27:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344641AbjKHN1Z (ORCPT ); Wed, 8 Nov 2023 08:27:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42518 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229675AbjKHN1X (ORCPT ); Wed, 8 Nov 2023 08:27:23 -0500 Received: from relay6-d.mail.gandi.net (relay6-d.mail.gandi.net [217.70.183.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 208D81BFC; Wed, 8 Nov 2023 05:27:20 -0800 (PST) Received: by mail.gandi.net (Postfix) with ESMTPSA id 45AFEC0002; Wed, 8 Nov 2023 13:27:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1699450039; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=JIjYBAmnoy1dHJ8r112X89k/GpZVZZ5hj35H3qqtBeE=; b=jsaCzaab2Hx7pl5cQvF7Iz6doK54GzjvHj4bAIzUQ3lOP3YZZQCjbw89UyN6eUi3M4MPgR 8YD6DOYTUZroHmynDy2xmYqeIZdeTe6MA0Mz/kWKxDkuWQMyU5Ayh8k74PSroE0ijCD592 67xjojUj6uQ/Bf2kR190CV/8B3oVaUa5uMNPpzGNvVsUWUqLsErZKtGUuoXAXTk5lRaUog Jrlh7zHtdrXdO+gXfKGl1dSTQYTo7H2q9R9eDaTtEH4o3z2xDk+pZW6YOVA5p20AL+bbYz UBneY/zuoYUeZ5ba8gBlMtxNzCTpVXFvLtfLIQGdy3E9bXPFGfQFkIIr7E3evQ== From: Mehdi Djait To: mchehab@kernel.org, heiko@sntech.de, hverkuil-cisco@xs4all.nl, laurent.pinchart@ideasonboard.com, krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org, conor+dt@kernel.org Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, thomas.petazzoni@bootlin.com, alexandre.belloni@bootlin.com, maxime.chevallier@bootlin.com, paul.kocialkowski@bootlin.com, Mehdi Djait Subject: [PATCH v8 2/3] media: dt-bindings: media: i2c: Add bindings for TW9900 Date: Wed, 8 Nov 2023 14:27:13 +0100 Message-ID: <0af5607f13b95e1312a1e8df516c8f3d6d0b20f0.1699449537.git.mehdi.djait@bootlin.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: References: MIME-Version: 1.0 X-GND-Sasl: mehdi.djait@bootlin.com Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org The Techwell TW9900 is a video decoder supporting multiple input standards such as PAL and NTSC and has a parallel BT.656 output interface. It's designed to be low-power, posesses some features such as a programmable comb-filter, and automatic input standard detection Signed-off-by: Mehdi Djait --- V7->V8: - fixed the number of analog input ports: it is just one. - added endpoints of the analog input port - added vdd-supply to the required in the dt-binding documentation V6->V7: - added powerdown-gpios and input ports - used 4 spaces for example identation V5->V6: - This commit had a "Reviewed-by: Rob Herring " Tag but decided not to collect it because the last Iteration was more than 2 years ago - removed SECAM from the mentioned standards - changed maintainer V4->V5: - renamed the file to match the compatible string, and referenced the graph.yaml schema V3->V4: - add the missing reset-gpios node to the binding V2->V3: - fix the example not compiling due to a typo in the reset-gpios node. .../bindings/media/i2c/techwell,tw9900.yaml | 137 ++++++++++++++++++ 1 file changed, 137 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/i2c/techwell,tw9900.yaml diff --git a/Documentation/devicetree/bindings/media/i2c/techwell,tw9900.yaml b/Documentation/devicetree/bindings/media/i2c/techwell,tw9900.yaml new file mode 100644 index 000000000000..e37317f81072 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/techwell,tw9900.yaml @@ -0,0 +1,137 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/techwell,tw9900.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Techwell TW9900 NTSC/PAL video decoder + +maintainers: + - Mehdi Djait + +description: + The tw9900 is a multi-standard video decoder, supporting NTSC, PAL standards + with auto-detection features. + +properties: + compatible: + const: techwell,tw9900 + + reg: + maxItems: 1 + + vdd-supply: + description: VDD power supply + + reset-gpios: + description: GPIO descriptor for the RESET input pin + maxItems: 1 + + powerdown-gpios: + description: GPIO descriptor for the POWERDOWN input pin + maxItems: 1 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/$defs/port-base + description: Analog input port + + properties: + endpoint@0: + $ref: /schemas/graph.yaml#/properties/endpoint + description: CVBS over MUX0 + + endpoint@1: + $ref: /schemas/graph.yaml#/properties/endpoint + description: CVBS over MUX1 + + endpoint@2: + $ref: /schemas/graph.yaml#/properties/endpoint + description: Chroma over CIN0 and Y over MUX0 + + endpoint@3: + $ref: /schemas/graph.yaml#/properties/endpoint + description: Chroma over CIN0 and Y over MUX1 + + oneOf: + - required: + - endpoint@0 + - required: + - endpoint@1 + - required: + - endpoint@2 + - required: + - endpoint@3 + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: Video port for the decoder output. + + + required: + - port@0 + - port@1 + +required: + - compatible + - ports + - reg + - vdd-supply + +additionalProperties: false + +examples: + - | + #include + #include + + composite_connector { + compatible = "composite-video-connector"; + label = "tv"; + sdtv-standards = <(SDTV_STD_PAL | SDTV_STD_NTSC)>; + + port { + composite_to_tw9900: endpoint { + remote-endpoint = <&tw9900_to_composite>; + }; + }; + }; + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + video-decoder@44 { + compatible = "techwell,tw9900"; + reg = <0x44>; + + vdd-supply = <&tw9900_supply>; + reset-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + #address-cells = <1>; + #size-cells = <0>; + + reg = <0>; + tw9900_to_composite: endpoint@0 { + reg = <0>; + remote-endpoint = <&composite_to_tw9900>; + }; + }; + + port@1 { + reg = <1>; + endpoint { + remote-endpoint = <&cif_in>; + }; + }; + }; + }; + };