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Commit 380f6ff5 authored by Andrew F. Davis's avatar Andrew F. Davis Committed by Jonathan Cameron
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Documentation: afe4404: Add DT bindings for the AFE4404 heart monitor 



Add the TI afe4404 heart monitor DT bindings documentation.
Create health directory created under iio.

Signed-off-by: default avatarAndrew F. Davis <afd@ti.com>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent b8cc27ca

Documentation/devicetree/bindings/iio/health/afe4404.txt

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Texas Instruments AFE4404 Heart rate and Pulse Oximeter



Required properties:

 - compatible		: Should be "ti,afe4404".

 - reg			: I2C address of the device.

 - tx-supply		: Regulator supply to transmitting LEDs.

 - interrupt-parent	: Phandle to he parent interrupt controller.

 - interrupts		: The interrupt line the device ADC_RDY pin is

			  connected to. For details refer to,

			  ../interrupt-controller/interrupts.txt.



Optional properties:

 - reset-gpios		: GPIO used to reset the device.

			  For details refer to, ../gpio/gpio.txt.



Example:



&i2c2 {

	heart_mon@58 {

		compatible = "ti,afe4404";

		reg = <0x58>;



		tx-supply = <&vbat>;



		interrupt-parent = <&gpio1>;

		interrupts = <28 IRQ_TYPE_EDGE_RISING>;



		reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;

	};

};