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Commit 8d2c7ef8 authored by Linus Walleij's avatar Linus Walleij Committed by Jonathan Cameron
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iio: pressure: bmp280: augment DT bindings 



This adds standard device tree bindings for a reset GPIO line, and
the VDDD and VDDA power regulators.

Cc: devicetree@vger.kernel.org
Acked-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent bc2b7dab

Documentation/devicetree/bindings/iio/pressure/bmp085.txt

+13 −2
Original line number Diff line number Diff line 
BMP085/BMP18x digital pressure sensors

BMP085/BMP18x/BMP28x digital pressure sensors



Required properties:

- compatible: bosch,bmp085

- compatible: must be one of:

  "bosch,bmp085"

  "bosch,bmp180"

  "bosch,bmp280"

  "bosch,bme280"



Optional properties:

- chip-id: configurable chip id for non-default chip revisions
@@ -10,6 +14,10 @@ Optional properties: 
  value range is 0-3 with rising sensitivity.

- interrupt-parent: should be the phandle for the interrupt controller

- interrupts: interrupt mapping for IRQ

- reset-gpios: a GPIO line handling reset of the sensor: as the line is

  active low, it should be marked GPIO_ACTIVE_LOW (see gpio/gpio.txt)

- vddd-supply: digital voltage regulator (see regulator/regulator.txt)

- vdda-supply: analog voltage regulator (see regulator/regulator.txt)



Example:
@@ -21,4 +29,7 @@ pressure@77 { 
	default-oversampling = <2>;

	interrupt-parent = <&gpio0>;

	interrupts = <25 IRQ_TYPE_EDGE_RISING>;

	reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;

	vddd-supply = <&foo>;

	vdda-supply = <&bar>;

};