dt-bindings: add ADP5585/ADP5589 entries to trivial-devices

This change adds the device-tree entries for the Analog Devices ADP5585 and
ADP5589 devices to the trivial devices list.
Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Link: https://lore.kernel.org/r/20201127111420.96500-4-alexandru.ardelean@analog.comSigned-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/trivial-devices.yaml

@@ -30,6 +30,12 @@ properties:
           - ad,ad7414
             # ADM9240:  Complete System Hardware Monitor for uProcessor-Based Systems
           - ad,adm9240
+            # Analog Devices ADP5585 Keypad Decoder and I/O Expansion
+          - adi,adp5585
+            # Analog Devices ADP5585 Keypad Decoder and I/O Expansion with support for Row5
+          - adi,adp5585-02
+            # Analog Devices ADP5589 Keypad Decoder and I/O Expansion
+          - adi,adp5589
             # +/-1C TDM Extended Temp Range I.C
           - adi,adt7461
             # +/-1C TDM Extended Temp Range I.C