dt-bindings: net: vsc8531: add two additional LED modes for VSC8584

The VSC8584 (and most likely other PHYs in the same generation) has two
additional LED modes that can be picked, so let's add them.
Reviewed-by: NRob Herring <robh@kernel.org>
Reviewed-by: NFlorian Fainelli <f.fainelli@gmail.com>
Reviewed-by: NAndrew Lunn <andrew@lunn.ch>
Signed-off-by: NQuentin Schulz <quentin.schulz@bootlin.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/dt-bindings/net/mscc-phy-vsc8531.h

@@ -18,9 +18,11 @@
 #define VSC8531_LINK_100_1000_ACTIVITY  4
 #define VSC8531_LINK_10_1000_ACTIVITY   5
 #define VSC8531_LINK_10_100_ACTIVITY    6
+#define VSC8584_LINK_100FX_1000X_ACTIVITY	7
 #define VSC8531_DUPLEX_COLLISION        8
 #define VSC8531_COLLISION               9
 #define VSC8531_ACTIVITY                10
+#define VSC8584_100FX_1000X_ACTIVITY	11
 #define VSC8531_AUTONEG_FAULT           12
 #define VSC8531_SERIAL_MODE             13
 #define VSC8531_FORCE_LED_OFF           14