[PATCH v1 1/3] dt-bindings: iio: pressure: bmp085: Add SPI interface

Vasileios Amoiridis
2024-12-02T18:19:20Z

The BMP{2,3,5}80 and BME280 devices have an SPI interface, so include it
in the device-tree.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Vasileios Amoiridis <vassilisamir@gmail.com>
---
.../bindings/iio/pressure/bmp085.yaml | 32 +++++++++++++++++++
1 file changed, 32 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/pressure/bmp085.yaml b/Documentation/devicetree/bindings/iio/pressure/bmp085.yaml
index cb201cecfa1a..43af400a9939 100644
--- a/Documentation/devicetree/bindings/iio/pressure/bmp085.yaml
+++ b/Documentation/devicetree/bindings/iio/pressure/bmp085.yaml
@@ -55,12 +55,16 @@ properties:
If not set, defaults to push-pull configuration.
type: boolean

+ spi-max-frequency:
+ maximum: 10000000
+
required:
- compatible
- vddd-supply
- vdda-supply

allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
- if:
properties:
compatible:
@@ -73,6 +77,16 @@ allOf:
then:
properties:
interrupts: false
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - bosch,bmp085
+ - bosch,bmp180
+ then:
+ properties:
+ spi-max-frequency: false

additionalProperties: false

@@ -93,3 +107,21 @@ examples:
vdda-supply = <&bar>;
};
};
+ - |
+ # include <dt-bindings/gpio/gpio.h>
+ # include <dt-bindings/interrupt-controller/irq.h>
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pressure@0 {
+ compatible = "bosch,bmp280";
+ reg = <0>;
+ spi-max-frequency = <10000000>;
+ interrupt-parent = <&gpio0>;
+ interrupts = <25 IRQ_TYPE_EDGE_RISING>;
+ reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
+ vddd-supply = <&foo>;
+ vdda-supply = <&bar>;
+ };
+ };
+
--
2.43.0