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Message-Id: <20240625-add-tyhx-hx9023s-sensor-driver-v7-2-b1d65b221811@gmail.com>
Date: Tue, 25 Jun 2024 10:15:11 +0800
From: Yasin Lee <yasin.lee.x@...il.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Jonathan Cameron <jic23@...nel.org>,
Lars-Peter Clausen <lars@...afoo.de>, yasin.lee.x@...look.com
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-iio@...r.kernel.org, Yasin Lee <yasin.lee.x@...il.com>,
Conor Dooley <conor@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v7 2/3] dt-bindings: iio: proximity: Add TYHX HX9023S
A capacitive proximity sensor
Acked-by: Conor Dooley <conor@...nel.org>
Acked-by: Jonathan Cameron <jic23@...nel.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Reported-by： "Rob Herring (Arm)" <robh@...nel.org>
Signed-off-by: Yasin Lee <yasin.lee.x@...il.com>
---
.../bindings/iio/proximity/tyhx,hx9023s.yaml | 107 +++++++++++++++++++++
1 file changed, 107 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/proximity/tyhx,hx9023s.yaml b/Documentation/devicetree/bindings/iio/proximity/tyhx,hx9023s.yaml
new file mode 100644
index 000000000000..6f338308664c
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/proximity/tyhx,hx9023s.yaml
@@ -0,0 +1,107 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/proximity/tyhx,hx9023s.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: TYHX HX9023S capacitive proximity sensor
+
+maintainers:
+ - Yasin Lee <yasin.lee.x@...il.com>
+
+description: |
+ TYHX HX9023S proximity sensor. Datasheet can be found here:
+ http://www.tianyihexin.com/ueditor/php/upload/file/20240614/1718336303992081.pdf
+
+properties:
+ compatible:
+ const: tyhx,hx9023s
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ description:
+ Generated by device to announce preceding read request has finished
+ and data is available or that a close/far proximity event has happened.
+ maxItems: 1
+
+ vdd-supply: true
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+patternProperties:
+ "^channel@[0-4]$":
+ $ref: /schemas/iio/adc/adc.yaml
+ type: object
+
+ properties:
+ reg:
+ minimum: 0
+ maximum: 4
+ description: The channel number.
+
+ single-channel: true
+
+ diff-channels: true
+
+ oneOf:
+ - required:
+ - single-channel
+ - required:
+ - diff-channels
+
+ required:
+ - reg
+
+ additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - vdd-supply
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ proximity@2a {
+ compatible = "tyhx,hx9023s";
+ reg = <0x2a>;
+ interrupt-parent = <&pio>;
+ interrupts = <16 IRQ_TYPE_EDGE_FALLING>;
+ vdd-supply = <&pp1800_prox>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ channel@0 {
+ reg = <0>;
+ single-channel = <0>;
+ };
+ channel@1 {
+ reg = <1>;
+ single-channel = <1>;
+ };
+ channel@2 {
+ reg = <2>;
+ single-channel = <2>;
+ };
+ channel@3 {
+ reg = <3>;
+ diff-channels = <1 0>;
+ };
+ channel@4 {
+ reg = <4>;
+ diff-channels = <2 0>;
+ };
+ };
+ };
--
2.25.1
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