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From: Anshul Dalal <anshulusr@gmail.com>
To: linux-kernel@vger.kernel.org,
	linux-iio@vger.kernel.org,
	devicetree@vger.kernel.org
Cc: Anshul Dalal <anshulusr@gmail.com>,
	Conor Dooley <conor+dt@kernel.org>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	linux-kernel-mentees@lists.linuxfoundation.org,
	Jonathan Cameron <jic23@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: [PATCH v5 2/3] dt-bindings: iio: chemical: add aosong,ags02ma
Date: Fri, 15 Dec 2023 21:53:10 +0530
Message-ID: <20231215162312.143568-2-anshulusr@gmail.com>
In-Reply-To: <20231215162312.143568-1-anshulusr@gmail.com>
References: <20231215162312.143568-1-anshulusr@gmail.com>
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Add bindings for Aosong AGS02MA TVOC sensor.

The sensor communicates over i2c with the default address 0x1a.
TVOC values can be read in the units of ppb and ug/m^3 at register 0x00.

Datasheet: https://asairsensors.com/wp-content/uploads/2021/09/AGS02MA.pdf
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Anshul Dalal <anshulusr@gmail.com>
---

Changes for v5:
- Made vdd-supply a required property

Changes for v4:
- Changed node name from 'light-sensor' to 'voc-sensor'

Changes for v3:
- Fixed commit message
- Removed "asair,ags02ma" compatible

Changes for v2:
- Removed device from trivial-devices
- Added standalone binding with vdd-supply property

Previous versions:
v4: https://lore.kernel.org/lkml/20231125100139.193584-2-anshulusr@gmail.com/
v3: https://lore.kernel.org/lkml/20231121095800.2180870-2-anshulusr@gmail.com/
v2: https://lore.kernel.org/lkml/20231115125810.1394854-2-anshulusr@gmail.com/
v1: https://lore.kernel.org/lkml/20231107173100.62715-2-anshulusr@gmail.com/
---
 .../bindings/iio/chemical/aosong,ags02ma.yaml | 47 +++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/chemical/aosong,ags02ma.yaml

diff --git a/Documentation/devicetree/bindings/iio/chemical/aosong,ags02ma.yaml b/Documentation/devicetree/bindings/iio/chemical/aosong,ags02ma.yaml
new file mode 100644
index 000000000000..35e7b094e878
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/chemical/aosong,ags02ma.yaml
@@ -0,0 +1,47 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/chemical/aosong,ags02ma.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Aosong AGS02MA VOC Sensor
+
+description: |
+  AGS02MA is an TVOC (Total Volatile Organic Compounds) i2c sensor with default
+  address of 0x1a.
+
+  Datasheet:
+    https://asairsensors.com/wp-content/uploads/2021/09/AGS02MA.pdf
+
+maintainers:
+  - Anshul Dalal <anshulusr@gmail.com>
+
+properties:
+  compatible:
+    enum:
+      - aosong,ags02ma
+
+  reg:
+    maxItems: 1
+
+  vdd-supply: true
+
+required:
+  - compatible
+  - reg
+  - vdd-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        voc-sensor@1a {
+            compatible = "aosong,ags02ma";
+            reg = <0x1a>;
+            vdd-supply = <&vdd_regulator>;
+        };
+    };
-- 
2.43.0