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Wed, 01 Jul 2026 18:33:17 -0700 (PDT) From: Ramshouriesh R Date: Thu, 02 Jul 2026 07:02:37 +0530 Subject: [PATCH v2 1/2] media: dt-bindings: Add Himax HM1092 NIR sensor Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260702-hm1092-driver-v2-1-4f9f369d6a48@gmail.com> References: <20260702-hm1092-driver-v2-0-4f9f369d6a48@gmail.com> In-Reply-To: <20260702-hm1092-driver-v2-0-4f9f369d6a48@gmail.com> To: Mauro Carvalho Chehab , Sakari Ailus , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Hans Verkuil , Bryan O'Donoghue , Vladimir Zapolskiy , linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Ramshouriesh R X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=3320; i=rshouriesh@gmail.com; h=from:subject:message-id; bh=GBwoj0wKX6WvpSwyWFpUryr+T2rxfPCqj4p2MWOY66w=; b=owEBbQKS/ZANAwAKARWVil4RHAXeAcsmYgBqRb/SqdP5XbnOtvrTmNT6XnGPxPbuinh3Tfqqa e2ON8i4y9CJAjMEAAEKAB0WIQS/0QuzNKVfvUNlNAkVlYpeERwF3gUCakW/0gAKCRAVlYpeERwF 3lACD/9QI+sLmt9JZk9we6koMfTcYg2WSXhifAO3dpKIULbgQdT1FteQA7ziGLu/D8sxET3QeTb h7K2MdotmUKCD4xKhf5KDNDhmSCYzumJlyvFE4JX0wK4Gwpd06WVxSaUM47IvCTdiUoYiH6tky8 JCjj/dbRJRcszcgLmdS9L2k9PMMHHaYGxcTWmPNhv8xuJFE4BIRoyGO6zBKhzoJBfhCGHm8tmdQ htGxrWkFi+N+j3D1N4RYJFRbvudEzuDZhzNMEkr7BrmMq14mYGo5XMMx7dv09CEmR1oJ6FwoLwG 6mrUk6hgoVLcekFWbnYQFWoPYKTLpgqi1UKgrkDAblBKvaQqOHUBQQtUD6PnJcgVXFWg7wjt4F8 3HSQBR6icKG6/RiwXHgKqEMeHYcTEBg05DElkp8r9XHd6ZCbuoSU49snLzwWvoQwYlU7epDDVH0 fl2K7bbwonVcOyXFwpsRAk0R3HrjteK/aTfsyCv+JkPtRte+gl2rYXTy9vafJi3UK1xQm7BDBPp vl4/KIeY/K7gh/SUZAJnCqUZCt5/iMcyGjJngcrdUtHXDFZTXEpHUv1nwDfl47K2Td6Mtidrnvb SXsP2Lq1k5eHeic284G7x0JIwmjGfvNJqGLO/Q32/fAcPEZ3HDxeuT/cnB35qEHIx2C7ZHPnxeE +ugYU+EPAt79eeA== X-Developer-Key: i=rshouriesh@gmail.com; a=openpgp; fpr=BFD10BB334A55FBD4365340915958A5E111C05DE Add a dt-binding schema for the Himax HM1092, a 1 megapixel monochrome near-infrared CMOS image sensor used as the face-authentication IR camera on laptops. The sensor streams 10-bit RAW over a single MIPI CSI-2 data lane. Signed-off-by: Ramshouriesh R --- .../bindings/media/i2c/himax,hm1092.yaml | 107 +++++++++++++++++++++ 1 file changed, 107 insertions(+) diff --git a/Documentation/devicetree/bindings/media/i2c/himax,hm1092.yaml b/Documentation/devicetree/bindings/media/i2c/himax,hm1092.yaml new file mode 100644 index 000000000000..d324569836af --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/himax,hm1092.yaml @@ -0,0 +1,107 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/himax,hm1092.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Himax HM1092 Monochrome NIR Sensor + +maintainers: + - Ramshouriesh R + +description: + The Himax HM1092 is a 1 megapixel monochrome near-infrared CMOS image + sensor with a MIPI CSI-2 interface, commonly used as the IR camera for + face authentication on laptops. It outputs 10-bit RAW over a single + MIPI CSI-2 data lane. + +allOf: + - $ref: /schemas/media/video-interface-devices.yaml# + +properties: + compatible: + const: himax,hm1092 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + avdd-supply: + description: Analogue circuit voltage supply. + + dovdd-supply: + description: I/O circuit voltage supply. + + dvdd-supply: + description: Digital circuit voltage supply. + + reset-gpios: + maxItems: 1 + description: Active low GPIO connected to the XSHUTDOWN pad. + + port: + $ref: /schemas/graph.yaml#/$defs/port-base + additionalProperties: false + + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + properties: + data-lanes: + maxItems: 1 + + required: + - data-lanes + - link-frequencies + +required: + - compatible + - reg + - clocks + - avdd-supply + - dovdd-supply + - dvdd-supply + - port + +unevaluatedProperties: false + +examples: + - | + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + camera@24 { + compatible = "himax,hm1092"; + reg = <0x24>; + + reset-gpios = <&tlmm 109 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&cam_ir_default>; + + clocks = <&camcc 1>; + assigned-clocks = <&camcc 1>; + assigned-clock-rates = <24000000>; + + orientation = <0>; + + avdd-supply = <&vreg_l7m_2p9>; + dvdd-supply = <&vreg_l7m_2p9>; + dovdd-supply = <&vreg_l4m_1p8>; + + port { + hm1092_ep: endpoint { + data-lanes = <1>; + link-frequencies = /bits/ 64 <400000000>; + remote-endpoint = <&camss_csiphy0_inep>; + }; + }; + }; + }; +... -- 2.53.0