Documentation/devicetree/bindings/iio/health/ti,afe4403.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/iio/health/ti,afe4403.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Texas Instruments AFE4403 Heart rate and Pulse Oximeter
   8
   9 maintainers:
  10   - Jonathan Cameron <jic23@kernel.org>
  11
  12 properties:
  13   compatible:
  14     const: ti,afe4403
  15
  16   reg:
  17     maxItems: 1
  18
  19   tx-supply:
  20     description: Supply to transmitting LEDs.
  21
  22   interrupts:
  23     maxItems: 1
  24     description: Connected to ADC_RDY pin.
  25
  26   reset-gpios: true
  27
  28   spi-max-frequency: true
  29
  30 additionalProperties: false
  31
  32 required:
  33   - compatible
  34   - reg
  35
  36 examples:
  37   - |
  38     #include <dt-bindings/gpio/gpio.h>
  39     #include <dt-bindings/interrupt-controller/irq.h>
  40     spi {
  41         #address-cells = <1>;
  42         #size-cells = <0>;
  43
  44         heart_mon@0 {
  45             compatible = "ti,afe4403";
  46             reg = <0>;
  47             spi-max-frequency = <10000000>;
  48             tx-supply = <&vbat>;
  49             interrupt-parent = <&gpio1>;
  50             interrupts = <28 IRQ_TYPE_EDGE_RISING>;
  51             reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
  52         };
  53     };
  54 ...