linux-kernel - [PATCH 2/3] dt-bindings: iio: Add everlight pm16d17 binding

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Message-ID: <f6476e06cd8d1cf3aff6563530612c536cd45716.1723527641.git.jan.kiszka@siemens.com>
Date: Tue, 13 Aug 2024 07:40:41 +0200
From: Jan Kiszka <jan.kiszka@...mens.com>
To: Jonathan Cameron <jic23@...nel.org>,
	linux-iio@...r.kernel.org,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>
Cc: linux-kernel@...r.kernel.org,
	Bao Cheng Su <baocheng.su@...mens.com>,
	Chao Zeng <chao.zeng@...mens.com>,
	devicetree@...r.kernel.org
Subject: [PATCH 2/3] dt-bindings: iio: Add everlight pm16d17 binding

From: Chao Zeng <chao.zeng@...mens.com>

Add the binding document for the everlight pm16d17 sensor.

Signed-off-by: Chao Zeng <chao.zeng@...mens.com>
Co-developed-by: Baocheng Su <baocheng.su@...mens.com>
Signed-off-by: Baocheng Su <baocheng.su@...mens.com>
---
 .../iio/proximity/everlight,pm16d17.yaml      | 95 +++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/proximity/everlight,pm16d17.yaml

diff --git a/Documentation/devicetree/bindings/iio/proximity/everlight,pm16d17.yaml b/Documentation/devicetree/bindings/iio/proximity/everlight,pm16d17.yaml
new file mode 100644
index 000000000000..fadc3075181a
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/proximity/everlight,pm16d17.yaml
@@ -0,0 +1,95 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/proximity/everlight,pm16d17.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Everlight PM-16D17 Ambient Light & Proximity Sensor
+
+maintainers:
+  - Chao Zeng <chao.zeng@...mens.com>
+
+description: |
+  This sensor uses standard I2C interface. Interrupt function is not covered.
+  Datasheet: https://en.everlight.com/sensor/category-proximity_sensor/digital_proximity_sensor/
+
+properties:
+  compatible:
+    enum:
+      - everlight,pm16d17
+
+  reg:
+    maxItems: 1
+
+  ps-gain:
+    description: Receiver gain of proximity sensor
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [1, 2, 4, 8]
+    default: 1
+
+  ps-itime:
+    description: Conversion time for proximity sensor [ms]
+    $ref: /schemas/types.yaml#/definitions/string
+    enum:
+      - "0.4"
+      - "0.8"
+      - "1.6"
+      - "3.2"
+      - "6.3"
+      - "12.6"
+      - "25.2"
+    default: "0.4"
+
+  ps-wtime:
+    description: Waiting time for proximity sensor [ms]
+    $ref: /schemas/types.yaml#/definitions/string
+    enum:
+      - "12.5"
+      - "25"
+      - "50"
+      - "100"
+      - "200"
+      - "400"
+      - "800"
+      - "1600"
+    default: "12.5"
+
+  ps-ir-led-pulse-count:
+    description: IR LED drive pulse count
+    $ref: /schemas/types.yaml#/definitions/uint32
+    minimum: 1
+    maximum: 256
+    default: 1
+
+  ps-offset-cancel:
+    description: |
+      When PS offset cancel function is enabled, the result of subtracting any
+      value specified by the PS offset cancel register from the internal PS
+      output data is written to the PS output data register.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    default: 0
+    maximum: 65535
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        lightsensor: pm16d17@44 {
+            compatible = "everlight,pm16d17";
+            reg = <0x44>;
+
+            ps-gain = <1>;
+            ps-itime = "0.4";
+            ps-wtime = "12.5";
+            ps-ir-led-pulse-count = <1>;
+            ps-offset-cancel = <280>;
+        };
+    };
-- 
2.43.0