dt-bindings: iio: accel: bosch,bma255: add bmx055 accel binding

Add the device-tree binding for the Bosch BMX055 IMU (accelerometer part),
which is compatible with bmc150_accel.

Datasheet: https://cdn.sparkfun.com/assets/b/9/1/f/4/bst-bmx055-ds000_datasheet.pdf
Signed-off-by: Jun Yan <jerrysteve1101@gmail.com>
Reviewed-by: Linus Walleij <linusw@kernel.org>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

Documentation/devicetree/bindings/iio/accel/bosch,bma255.yaml

@@ -16,25 +16,27 @@ description:
 
 properties:
   compatible:
-    enum:
-      # bmc150-accel driver in Linux
-      - bosch,bma222
-      - bosch,bma222e
-      - bosch,bma250e
-      - bosch,bma253
-      - bosch,bma254
-      - bosch,bma255
-      - bosch,bma280
-      - bosch,bmc150_accel
-      - bosch,bmc156_accel
-      - bosch,bmi055_accel
+    oneOf:
+      - enum:
+          - bosch,bma222
+          - bosch,bma222e
+          - bosch,bma250e
+          - bosch,bma253
+          - bosch,bma254
+          - bosch,bma255
+          - bosch,bma280
+          - bosch,bmc150_accel
+          - bosch,bmc156_accel
+          - bosch,bmi055_accel
 
-      # bma180 driver in Linux
-      - bosch,bma023
-      - bosch,bma150
-      - bosch,bma180
-      - bosch,bma250
-      - bosch,smb380
+          - bosch,bma023
+          - bosch,bma150
+          - bosch,bma180
+          - bosch,bma250
+          - bosch,smb380
+      - items:
+          - const: bosch,bmx055-accel
+          - const: bosch,bmc150_accel
 
   reg:
     maxItems: 1