dt-bindings: iio: pressure: add binding for mpl3115

MPL3115 is an I2C pressure and temperature sensor. It features 2
interrupt lines which can be configured to indicate events such as data
ready or pressure/temperature threshold reached.

Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Antoni Pokusinski <apokusinski01@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

Documentation/devicetree/bindings/iio/pressure/fsl,mpl3115.yaml

@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/pressure/fsl,mpl3115.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MPL3115 precision pressure sensor with altimetry
+
+maintainers:
+  - Antoni Pokusinski <apokusinski01@gmail.com>
+
+description: |
+  MPL3115 is a pressure/altitude and temperature sensor with I2C interface.
+  It features two programmable interrupt lines which indicate events such as
+  data ready or pressure/temperature threshold reached.
+  https://www.nxp.com/docs/en/data-sheet/MPL3115A2.pdf
+
+properties:
+  compatible:
+    const: fsl,mpl3115
+
+  reg:
+    maxItems: 1
+
+  vdd-supply: true
+
+  vddio-supply: true
+
+  interrupts:
+    minItems: 1
+    maxItems: 2
+
+  interrupt-names:
+    minItems: 1
+    maxItems: 2
+    items:
+      enum:
+        - INT1
+        - INT2
+
+  drive-open-drain:
+    type: boolean
+    description:
+      set if the specified interrupt pins should be configured as
+      open drain. If not set, defaults to push-pull.
+
+required:
+  - compatible
+  - reg
+  - vdd-supply
+  - vddio-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        pressure@60 {
+            compatible = "fsl,mpl3115";
+            reg = <0x60>;
+            vdd-supply = <&vdd>;
+            vddio-supply = <&vddio>;
+            interrupt-parent = <&gpio1>;
+            interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
+            interrupt-names = "INT2";
+        };
+    };

Documentation/devicetree/bindings/trivial-devices.yaml

@@ -113,8 +113,6 @@ properties:
           - fsl,mma7660
             # MMA8450Q: Xtrinsic Low-power, 3-axis Xtrinsic Accelerometer
           - fsl,mma8450
-            # MPL3115: Absolute Digital Pressure Sensor
-          - fsl,mpl3115
             # MPR121: Proximity Capacitive Touch Sensor Controller
           - fsl,mpr121
             # Honeywell Humidicon HIH-6130 humidity/temperature sensor