This adds standard device tree bindings for a reset GPIO line, and
the VDDD and VDDA power regulators.
Cc: devicetree@xxxxxxxxxxxxxxx
Acked-by: Rob Herring <robh@xxxxxxxxxx>
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
ChangeLov v2->v3:
- None, just resending in case Jonathan prefers this binding doc
ChangeLog v1->v2:
- Order compatible string on single lines
- Add "bosch,bme280" for the new sensor from Matt
---
Documentation/devicetree/bindings/iio/pressure/bmp085.txt | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/iio/pressure/bmp085.txt b/Documentation/devicetree/bindings/iio/pressure/bmp085.txt
index d7a6deb6b21e..c7198a03c906 100644
--- a/Documentation/devicetree/bindings/iio/pressure/bmp085.txt
+++ b/Documentation/devicetree/bindings/iio/pressure/bmp085.txt
@@ -1,7 +1,11 @@
-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>;
};
--
2.4.11
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