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 | 106 ++++++++++++++++++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + 2 files changed, 108 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..ba4d7343bb30 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/proximity/tyhx,hx9023s.yaml @@ -0,0 +1,106 @@ +# 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: + description: Main power supply + + accuracy: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Accuracy level of the sensor + + channel-used-flag: + description: Bit flag indicating which channels are used + $ref: /schemas/types.yaml#/definitions/uint32 + + odr: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Set ODR for all channenls. + + integration-sample: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Set Integration number and Sample number for each channenl. + + osr: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: Set number of OSR for each channenl. + + avg: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: Set number of AVG for each channenl. + + lp-alpha: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: Set lp-alpha for each channenl. + + cs-position: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: | + Position of the CS pins. + Indicates the corresponding bit for each CS pin in the register. + + channel-positive: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: Positive channel assignments. Use 255 for not connected + + channel-negative: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: | + Negative channel assignments. Use 255 for not connected + +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>; + accuracy = <16>; + channel-used-flag = <0x1F>; + odr = <0x17>; + integration-sample = <0x0065>; + osr = <0x4 0x4 0x4 0x0 0x0>; + avg = <0x3 0x3 0x3 0x0 0x0>; + lp-alpha = <0x8 0x8 0x8 0x8 0x2>; + cs-position = <0 2 4 6 8>; + channel-positive = <0 1 2 3 4>; + channel-negative = <255 255 255 255 255>; + }; + }; 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
