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Thu, 12 Nov 2026 00:47:09 +0000 (UTC) X-ICL-RepId: 01a1cd39-09cd-769f-8328-3df42a1f331e Dkim-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=icloud.com; s=1a1hai; t=1794444433; x=1825980433; bh=6FnrMatbIm7w3exd0SYt59kCqIln8Ce3NVwV6c1+Ago=; h=From:To:Subject:Date:Message-ID:MIME-Version:x-icloud-hme; b=QEsCelNCQrdSjDD+nrgtKQXirtedyUqnXBJHp/e7RtMNMrOiF0c5jluHpcYBMY5hzSBD7GNJmYY9ktU9tnmwpMd6LTYQAnKZ3kLV14k12nkq46OS7qwfp2KEMqm4HRAG2JeVcTtRsJHpnPYUNpGmYf434n1uH8uKtrN9jUTrWWnlm0cQ9MjOLdTTVitdLQfvesBqADdjx2C1zUFyjYg7yZ2sm3X+I4CXNMHa7rmigUigfW5iVVJxWGNdffFe/MHtgFZl05byNUzoloMEvNTEETFhMfU24FLx2MguA7tMP2YMIVc20oGhCcDV3Aq2ldHWETueHqEHiVwskb8dcHQY6Q== Received: from bigre.tail98293.ts.net (unknown [17.156.208.39]) by p00-icloudmta-asmtp-us-west-3a-20-percent-0 (Postfix) with ESMTPSA id 8A992180049C; Thu, 12 Nov 2026 00:47:07 +0000 (UTC) From: Vincent Cloutier To: linux-media@vger.kernel.org Cc: devicetree@vger.kernel.org, Mauro Carvalho Chehab , Sakari Ailus , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Philipp Zabel , imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Purism Kernel Team , Vincent Cloutier Subject: [PATCH v2 1/3] dt-bindings: media: i2c: Add Samsung S5K3L6 image sensor Date: Wed, 11 Nov 2026 19:46:34 -0500 Message-ID: <20261112004636.739749-2-vincent.cloutier@icloud.com> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261112004636.739749-1-vincent.cloutier@icloud.com> References: <20261112004636.739749-1-vincent.cloutier@icloud.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: mCkIAs5iizF8qSrwxp7-xExqekHrwKfG X-Proofpoint-ORIG-GUID: mCkIAs5iizF8qSrwxp7-xExqekHrwKfG X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTEyMDAwMiBTYWx0ZWRfXyJBuCkS/WpMK +AuHTlkLVAKu9hPL3T5qn/nGHhO0SulWVOovX1L2PZuXbgD/roc5/c5G+DhXdD+HQYhhdRRU0dp bEPIPYwwiuK7N/LJNGGQjV5qTXz/+hNIyWpuI9Yw2LFNgW6mhCkdZoyzcIDxPUaO5JcQ593ECW5 j+k/98X8LPIMMta4eM1JwI6v9L7Y/IlZzJJfn+QdxTiSwHECF8Myo8fjDM1SBlywmrMnoHEzryd XMTJ5s004My4KF7Dq6yW2Z13fHOEf6zkwS/NmgXwI4qBTMPrdjnXWb31lgzvOynsTyNJdovPgYU H1slGuTc/ZqIwnmIcJBMozBKYH+Rt2LQYs6zfFZCEpM7+FaNU+RXKPt6V3gYDQ= X-Authority-Info-Out: v=2.4 cv=CKonnBrD c=1 sm=1 tr=0 ts=6af50c90 cx=c_apl:c_pps:t_out a=kRaGL2Q7qLiahLf3O6OaIA==:117 a=kRaGL2Q7qLiahLf3O6OaIA==:17 a=zJRp6_cAMcgA:10 a=x7bEGLp0ZPQA:10 a=5j__JWfIoqoA:10 a=VkNPw1HP01LnGYTKEx00:22 a=gEfo2CItAAAA:8 a=PATYgFbvzVY5AvWytYoA:9 a=sptkURWiP4Gy88Gu7hUp:22 X-JNJ: AAAAAAABRrZqAteUHqI2jmCDYGTolY80O6enx2RfnqMv2dKoHsOZH17FkSi7/z+1Os9+5X g3VPGd6PNhwgCTN2wjHyiNEXYZBIgVWD9qdhvbwJYVuVQjCRV5AiTgUiq1fDbPiRYV01sa CQrjHhM711VzRL/4NbM9ztjcA+HC79Mu3l7l1EwuXv35mbQvBiruhZDgylimbKfSA9pN1X PTqrTWxWR46nEwpahDrNmMl6wRF+xRIIQkRhyQuSrF0Dhrj6lPWFb5JEJYPTpxEsKI+rC/ 3crmDO8E68UWsVvGHcFR4t0mUtTLx64vj/sanDtEmiQhREXKWl2lu3O6hxlAg9l/+S94Bd o1WxVV0d60gKM0A1muAZKcCZ8gLa35Kk0SlAPR7IVHKypHwXjwN49FStDBSeMFX/S0XERl XnZ6FB7OoGq+Qqp6ZiUvejy4fx4zl3rOpNZPhsuZ4C3a3oN8Fgn/7fgrsH6MQU854s2aKK DZ6TErzcIwSEWvGATQWuZTuXvuszECxM+k94D4sR/4BAhyYBEqP96xSqV4ScsEz39c0DZL FayuBLqc2vAKVXlYN/WjxW7LxYZQsxgcST8Ramg8Pd/jRBUQL1QKzz28IQcI5/13ddjlWM HcSYT/pInbSH57Q0ILA0/UQsuOe22LkTfAco1RS6mP/LHYJiPq6IassfuClBCqEJShKIXB AseJuqVgNRfTij96sIXAJVswX7EVskVJZFSAhg6Q83SVJiar2yaJOda5Hh8Ykp6cNGaZFu StKpWxjVhdIPSFGNV4Lg27CtmD9pxB8MpfAZksPzg2ULe6B6cYv5jeSu9T9tQ2Xv/3sxzx H9+KyO6gvQjeIUVslNxj/b0x1vXmCAW64643M3MPqn2xIGrpxEWYb9SvK+9nXw9pT6r3NF FuL9g9oDQXccxWLImOS0Gvkb/A6czNgHOHoiGFWQ+sE/UMEZWju0MW+YVd/pL2EmDQ1vsQ Fg9BfQ== From: Vincent Cloutier Add a devicetree binding for the Samsung S5K3L6 13MP raw Bayer image sensor. Describe the validated two-lane MIPI CSI-2 configuration used by the Librem 5 rear camera, including its supplies, input clock, reset GPIO and three link frequencies. Require the endpoint and reset GPIO: the driver uses hardware reset to stop the sensor if an I2C standby write fails. Signed-off-by: Vincent Cloutier Assisted-by: OpenCode:GPT-6.1 Sol --- .../bindings/media/i2c/samsung,s5k3l6.yaml | 118 ++++++++++++++++++ 1 file changed, 118 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/i2c/samsung,s5k3l6.yaml diff --git a/Documentation/devicetree/bindings/media/i2c/samsung,s5k3l6.yaml b/Documentation/devicetree/bindings/media/i2c/samsung,s5k3l6.yaml new file mode 100644 index 000000000000..097593d74780 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/samsung,s5k3l6.yaml @@ -0,0 +1,118 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/samsung,s5k3l6.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S5K3L6 13MP MIPI CSI-2 image sensor + +maintainers: + - Vincent Cloutier + +description: |- + The Samsung S5K3L6 is a raw Bayer image sensor with a MIPI CSI-2 image + data interface and an I2C-compatible control bus. + +allOf: + - $ref: /schemas/media/video-interface-devices.yaml# + +properties: + compatible: + const: samsung,s5k3l6 + + reg: + maxItems: 1 + + clocks: + description: Reference to the sensor input clock. + maxItems: 1 + + reset-gpios: + description: Active-low reset GPIO, also used to recover from I2C errors. + maxItems: 1 + + vdda-supply: + description: Analog power supply. + + vddd-supply: + description: Digital core power supply. + + vddio-supply: + description: Digital I/O power supply. + + port: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + properties: + data-lanes: + items: + - const: 1 + - const: 2 + + link-frequencies: + items: + - const: 537500000 + - const: 600000000 + - const: 625000000 + + required: + - data-lanes + - link-frequencies + + required: + - endpoint + +required: + - compatible + - reg + - clocks + - reset-gpios + - vdda-supply + - vddd-supply + - vddio-supply + - port + +unevaluatedProperties: false + +examples: + - | + #include + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + camera@2d { + compatible = "samsung,s5k3l6"; + reg = <0x2d>; + + clocks = <&clk IMX8MQ_CLK_CLKO2>; + assigned-clocks = <&clk IMX8MQ_CLK_CLKO2>; + assigned-clock-rates = <25000000>; + + reset-gpios = <&gpio1 26 GPIO_ACTIVE_LOW>; + vdda-supply = <®_camera_vdda>; + vddd-supply = <®_camera_vddd>; + vddio-supply = <®_camera_vddio>; + + orientation = <1>; + rotation = <270>; + + port { + camera_out: endpoint { + data-lanes = <1 2>; + link-frequencies = /bits/ 64 + <537500000 600000000 625000000>; + remote-endpoint = <&mipi_csi2_in>; + }; + }; + }; + }; +... base-commit: 6628e7d4c6b25c8d18f1345e3a20d21829aae7e4 -- 2.56.0