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([39.120.225.141]) by smtp.googlemail.com with ESMTPSA id d9443c01a7336-2291eec6fb2sm38565425ad.26.2025.03.29.09.50.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 29 Mar 2025 09:50:06 -0700 (PDT) From: Gyeyoung Baek To: jic23@kernel.org Cc: Gyeyoung Baek , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, lars@metafoo.de, gustavograzs@gmail.com, javier.carrasco.cruz@gmail.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Subject: [PATCH 2/3] dt-bindings: add device tree support for winsen MHZ19B CO2 sensor Date: Sun, 30 Mar 2025 01:49:04 +0900 Message-Id: <20250329164905.632491-3-gye976@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250329164905.632491-1-gye976@gmail.com> References: <20250329164905.632491-1-gye976@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add device tree support for winsen MHZ19B sensor. Signed-off-by: Gyeyoung Baek --- .../bindings/iio/chemical/winsen,mhz19b.yaml | 31 +++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/chemical/winsen,mhz19b.yaml diff --git a/Documentation/devicetree/bindings/iio/chemical/winsen,mhz19b.yaml b/Documentation/devicetree/bindings/iio/chemical/winsen,mhz19b.yaml new file mode 100644 index 000000000000..c08681e43281 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/chemical/winsen,mhz19b.yaml @@ -0,0 +1,31 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/chemical/dht11.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MHZ19B CO2 sensor + +maintainers: + - Gyeyoung Baek + +description: | + CO2 sensor using UART serdev bus interface. + +properties: + compatible: + const: winsen,mhz19b + +required: + - compatible + +additionalProperties: false + +examples: + - | + serial { + mhz19b-co2-sensor { + compatible = "winsen,mhz19b"; + }; + }; +... -- 2.34.1