From patchwork Fri Oct 6 16:25:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mehdi Djait X-Patchwork-Id: 730733 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 866F028DCF for ; Fri, 6 Oct 2023 16:25:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="bmz6gafg" Received: from relay6-d.mail.gandi.net (relay6-d.mail.gandi.net [217.70.183.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0E10DC5; Fri, 6 Oct 2023 09:25:43 -0700 (PDT) Received: by mail.gandi.net (Postfix) with ESMTPSA id 6BD0FC0007; Fri, 6 Oct 2023 16:25:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1696609542; 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=m4frja/Z0fU1jjsXKtt1UqeAD/tIEo1D7QaLVLblbnE=; b=bmz6gafgImjV//OnB1RQOa7EHeMdE0iilrHuJy17Xw13oHOLdv7j6VuMMwENZhTMeg2euK eUJ6BJUzrHwMAL1yFQLbsIUuQYojZs8mENLjW3HwY+OsKNoe16dmusgADdP/Hi4Sr3Uxfu VH2fNa/6Ps2K8Ko3xq79dNd5yWBdD00gyQIj16erJYGguuB95y66lTNX6xTH2CydLJDrsH lf7oND2cRC/HF7glaLy/8UyNxA7puQhBwxOlTB4yOmT73keFuSN+NxnAtaSOtvjMPXy7Y4 7di76NQvCbPpNW1oCcl5agc/lQOqpr9kUniBW7xSC/3cjhw6efzrckWbsCKzkg== 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 v6 2/3] media: dt-bindings: media: i2c: Add bindings for TW9900 Date: Fri, 6 Oct 2023 18:25:29 +0200 Message-ID: <6ad44a04366e65d5baec08dd966f5c81995d626d.1696608809.git.mehdi.djait@bootlin.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-GND-Sasl: mehdi.djait@bootlin.com X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net The Techwell TW9900 is a video decoder supporting multiple input standards, such as PAL and NTSC, and outputs a BT.656 video signal. 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 --- 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 | 61 +++++++++++++++++++ 1 file changed, 61 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..24bbbff5cc01 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/techwell,tw9900.yaml @@ -0,0 +1,61 @@ +# 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 + + port: + $ref: /schemas/graph.yaml#/properties/port + description: + Video port for the decoder output. + +additionalProperties: false + +required: + - compatible + - reg + +examples: + - | + #include + i2c { + #address-cells = <1>; + #size-cells = <0>; + + tw9900: tw9900@44 { + compatible = "techwell,tw9900"; + reg = <0x44>; + + vdd-supply = <&tw9900_supply>; + reset-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; + + port { + tw9900_out: endpoint { + remote-endpoint = <&vip_in>; + }; + }; + }; + };