dt-bindings: net: dwmac: Deprecate the PHY reset properties

Even though the DWMAC driver uses some driver specific properties, the PHY
core has a bunch of generic properties and can deal with them nicely.

Let's deprecate our specific properties.
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/net/snps,dwmac.yaml

@@ -172,16 +172,19 @@ properties:
           * snps,priority, TX queue priority (Range 0x0 to 0xF)
 
   snps,reset-gpio:
+    deprecated: true
     maxItems: 1
     description:
       PHY Reset GPIO
 
   snps,reset-active-low:
+    deprecated: true
     $ref: /schemas/types.yaml#definitions/flag
     description:
       Indicates that the PHY Reset is active low
 
   snps,reset-delays-us:
+    deprecated: true
     allOf:
       - $ref: /schemas/types.yaml#definitions/uint32-array
       - minItems: 3