Received: by 2002:a05:7412:e794:b0:fa:551:50a7 with SMTP id o20csp1628772rdd; Thu, 11 Jan 2024 05:05:39 -0800 (PST) X-Google-Smtp-Source: AGHT+IF2yG27aUE6Y7sqTIfIaCwzTXMMThilVU+lFuNnudBSR4YfywNH/CkTc9EpYFGJz1iglP9W X-Received: by 2002:a05:622a:3cc:b0:429:bc2e:a12b with SMTP id k12-20020a05622a03cc00b00429bc2ea12bmr653359qtx.35.1704978339742; Thu, 11 Jan 2024 05:05:39 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1704978339; cv=none; d=google.com; s=arc-20160816; b=UCawqsltAyDFG7helbjDANWeesX82tQTatdzf+3fziCpDYhkZQn5X1z7tqeKZ1u3tR GtlDPvjjlXiAK84R3v5ptIhd7PSCuc+olRjgVJN2BmA//XPPnST7nmUbgChFBfgXYkqC wqdpobnGpdjgbQ/Ed0C61NZeAUDCFdhzVol9c129O5syHPSQQSvrkZllhvXh/ooILnni 96+G3CKUgQqMqSplsImaSBbKvv4RebLvH7LxsIL3BbNpDL0t55itwzY5rszgFqvED0ZK H8iN3HrOygC3pCp1WQFSO0coeWyFzoNSBCO2xB/6wG8uQQs4F/C59agntfVrFipmJ2yx wi6A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:references:in-reply-to:message-id :date:subject:cc:to:from:dkim-signature; bh=NCBW8KNs4x5RiS+OMGx8dIVVJicrHCSvmEx2HwdfykM=; fh=Qpmriajln/b/jpTlgI7vdb999WUXjOvk3Gl9MyMaERA=; b=uch5AUuoaesd9zq0TdQxHe5vt1DEiJ2YzeinrD7UGmHNOyBgM3DRwt9Ql7vofv5FQ0 RZThG134HzPAgjJ06CZxGrS1o/G9e+DYkwus7l7lh5XdcAnbsXqr+IL3c9abPm3EB991 FH+5NSyT1JmED+yG5kBSCd51B6yOR5EM5HRTGkqgXDr1iLb4AQN9sYZlkN7V7gVyv4SD ArAIirWT2/yPrW7qzFOXJ7FOZFj85ueHNsFPyA/9faTpQzyucqdV+/JSK0PX8V0haeui mGWP9MSwGC24GR2zwSMwhlwSs5jaeBuse5mVfz3s/5g2Bnuk9Hq0REzTYCUDJT2hwYR2 ET+g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@collabora.com header.s=mail header.b="xf/NjiBV"; spf=pass (google.com: domain of linux-kernel+bounces-23614-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) smtp.mailfrom="linux-kernel+bounces-23614-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=collabora.com Return-Path: Received: from ny.mirrors.kernel.org (ny.mirrors.kernel.org. [147.75.199.223]) by mx.google.com with ESMTPS id y16-20020a05622a165000b004298a5b6a7esi888682qtj.749.2024.01.11.05.05.39 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Jan 2024 05:05:39 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-23614-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) client-ip=147.75.199.223; Authentication-Results: mx.google.com; dkim=pass header.i=@collabora.com header.s=mail header.b="xf/NjiBV"; spf=pass (google.com: domain of linux-kernel+bounces-23614-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) smtp.mailfrom="linux-kernel+bounces-23614-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=collabora.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id B4DE21C249E3 for ; Thu, 11 Jan 2024 13:05:15 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 70797168C2; Thu, 11 Jan 2024 13:04:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="xf/NjiBV" Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (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 E9BE316425; Thu, 11 Jan 2024 13:04:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1704978265; bh=ai76ue+Kj1Nf6SWc7M0MzNYss/J8BIxaP55o8NjyX0A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=xf/NjiBVW3b/CU6gP1rZZ5B81Sa6tGTjRqVy0hYguiknxoaiFpFH/P83xI9JF+83O b8PBG6EMd+SBJu1/9apP97bi8yw1phCxUqyfDwC2EJzVEM3nXsvFfbqbjiziCL8tMC GR6jIHYaJzltPdaTR89+ygNguLB+JlJmR+wxJH8q90Rbd5dxKOsVyMBHhBEKwGJl2m bVEXt8fBf71RKuGRoLUVNms7GE+ilRxWvgZ+NLJmmlsmscjt5ocfFZNMhtotApoASO hOWIie2GwRvz5WSLy1vfTmOZ/EDW1zA3cSq4CskbNr4hxPqjnMytxhsDN9qWta0oTU rOCiX4VliYQow== Received: from stla-brain-8255-1.home (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: jmassot) by madrid.collaboradmins.com (Postfix) with ESMTPSA id 46C0B3781FCF; Thu, 11 Jan 2024 13:04:24 +0000 (UTC) From: Julien Massot To: linux-media@vger.kernel.org Cc: kernel@collabora.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, mchehab@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, Julien Massot Subject: [PATCH v3 1/4] dt-bindings: media: add Maxim MAX96717F GMSL2 Serializer Date: Thu, 11 Jan 2024 14:03:46 +0100 Message-ID: <20240111130349.2776699-2-julien.massot@collabora.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240111130349.2776699-1-julien.massot@collabora.com> References: <20240111130349.2776699-1-julien.massot@collabora.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add DT bindings for Maxim MAX96717F GMSL2 Serializer. Signed-off-by: Julien Massot --- Change since v2: - remove reg description - add data lanes min/maxItems - Use generic node name --- .../bindings/media/i2c/maxim,max96717f.yaml | 147 ++++++++++++++++++ 1 file changed, 147 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/i2c/maxim,max96717f.yaml diff --git a/Documentation/devicetree/bindings/media/i2c/maxim,max96717f.yaml b/Documentation/devicetree/bindings/media/i2c/maxim,max96717f.yaml new file mode 100644 index 000000000000..f31517b1dbc8 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/maxim,max96717f.yaml @@ -0,0 +1,147 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2024 Collabora Ltd. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/maxim,max96717f.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MAX96717 CSI-2 to GMSL2 Serializer + +maintainers: + - Julien Massot + +description: | + The MAX96717F serializer converts MIPI CSI-2 D-PHY or C-PHY formatted input + into GMSL2 serial outputs. The device allows the GMSL2 link to + simultaneously transmit bidirectional control-channel data while forward + video transmissions are in progress. The MAX96717F can connect to one + remotely located deserializer using industry-standard coax or STP + interconnects. The device cans operate in pixel or tunnel mode. In pixel mode + the MAX96717F can select the MIPI datatype, while the tunnel mode forward all the MIPI + data received by the serializer. + The MAX96717F supports Reference Over Reverse (channel), + to generate a clock output for the sensor from the GMSL reverse channel. + + The GMSL2 serial link operates at a fixed rate of 3Gbps in the + forward direction and 187.5Mbps in the reverse direction. + +properties: + compatible: + const: maxim,max96717f + + '#gpio-cells': + const: 2 + description: + First cell is the GPIO pin number, second cell is the flags. The GPIO pin + number must be in range of [0, 10]. + + gpio-controller: true + + '#clock-cells': + const: 0 + + reg: + maxItems: 1 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: CSI-2 Input port + + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + properties: + data-lanes: + minItems: 1 + maxItems: 4 + + required: + - data-lanes + + port@1: + $ref: /schemas/graph.yaml#/properties/port + unevaluatedProperties: false + description: GMSL Output port + + required: + - port@1 + + i2c-gate: + $ref: /schemas/i2c/i2c-controller.yaml + unevaluatedProperties: false + description: | + The MAX96717F will forward the I2C requests from the + incoming GMSL2 link. Therefore, it supports an i2c-gate + subnode to configure a sensor. + +required: + - compatible + - reg + - ports + +additionalProperties: false + +examples: + - | + #include + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + serializer: serializer@40 { + compatible = "maxim,max96717f"; + reg = <0x40>; + gpio-controller; + #gpio-cells = <2>; + #clock-cells = <0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + max96717f_csi_in: endpoint { + data-lanes = <1 2 3 4>; + remote-endpoint = <&sensor_out>; + }; + }; + + port@1 { + reg = <1>; + max96917f_gmsl_out: endpoint { + remote-endpoint = <&deser_gmsl_in>; + }; + }; + }; + + i2c-gate { + #address-cells = <1>; + #size-cells = <0>; + sensor@10 { + compatible = "st,st-vgxy61"; + reg = <0x10>; + reset-gpios = <&serializer 0 GPIO_ACTIVE_LOW>; + clocks = <&serializer>; + VCORE-supply = <&v1v2>; + VDDIO-supply = <&v1v8>; + VANA-supply = <&v2v8>; + port { + sensor_out: endpoint { + data-lanes = <1 2 3 4>; + remote-endpoint = <&max96717f_csi_in>; + }; + }; + }; + }; + }; + }; +... -- 2.43.0