From: Yasin Lee <yasin.lee.x@xxxxxxxxx> A capacitive proximity sensor Signed-off-by: Yasin Lee <yasin.lee.x@xxxxxxxxx> --- .../bindings/iio/proximity/tyhx,hx9023s.yaml | 103 ++++++++++++++++++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + 2 files changed, 105 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/proximity/tyhx,hx9023s.yaml 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..50bf2849d823 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/proximity/tyhx,hx9023s.yaml @@ -0,0 +1,103 @@ +# 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@xxxxxxxxx> + +description: | + TYHX HX9023S proximity sensor + +allOf: + - $ref: /schemas/iio/iio.yaml# + +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 + + channel-in-use: + description: | + Bit flag indicating which channels are used, + depends on the hardware circuit design. + $ref: /schemas/types.yaml#/definitions/uint32 + +patternProperties: + "^channel@[0-9]+$": + type: object + properties: + reg: + description: Channel register address + $ref: /schemas/types.yaml#/definitions/uint32 + channel-positive: + description: Positive channel assignments + $ref: /schemas/types.yaml#/definitions/uint32 + channel-negative: + description: Negative channel assignments + $ref: /schemas/types.yaml#/definitions/uint32 + required: + - reg + - channel-positive + - channel-negative + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + hx9023s@2a { + compatible = "tyhx,hx9023s"; + reg = <0x2a>; + interrupt-parent = <&pio>; + interrupts = <16 IRQ_TYPE_EDGE_FALLING>; + vdd-supply = <&pp1800_prox>; + channel-in-use = <0x1F>; + channel@0 { + reg = <0>; + channel-positive = <0>; + channel-negative = <255>; + }; + channel@1 { + reg = <1>; + channel-positive = <1>; + channel-negative = <255>; + }; + channel@2 { + reg = <2>; + channel-positive = <2>; + channel-negative = <255>; + }; + channel@3 { + reg = <3>; + channel-positive = <3>; + channel-negative = <255>; + }; + channel@4 { + reg = <4>; + channel-positive = <4>; + channel-negative = <255>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index b97d298b3eb6..e2224eea9ab9 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -1507,6 +1507,8 @@ patternProperties: description: Turing Machines, Inc. "^tyan,.*": description: Tyan Computer Corporation + "^tyhx,.*": + description: NanjingTianyihexin Electronics Ltd. "^u-blox,.*": description: u-blox "^u-boot,.*": -- 2.25.1
