net: phy: bcm7xxx: Add entry for BCM7255

Add support for BCM7255 EPHY.
Signed-off-by: Justin Chen <justinpopo6@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/phy/bcm7xxx.c

@@ -650,6 +650,7 @@ static int bcm7xxx_28nm_probe(struct phy_device *phydev)
 
 static struct phy_driver bcm7xxx_driver[] = {
 	BCM7XXX_28NM_GPHY(PHY_ID_BCM7250, "Broadcom BCM7250"),
+	BCM7XXX_28NM_EPHY(PHY_ID_BCM7255, "Broadcom BCM7255"),
 	BCM7XXX_28NM_EPHY(PHY_ID_BCM7260, "Broadcom BCM7260"),
 	BCM7XXX_28NM_EPHY(PHY_ID_BCM7268, "Broadcom BCM7268"),
 	BCM7XXX_28NM_EPHY(PHY_ID_BCM7271, "Broadcom BCM7271"),
@@ -670,6 +671,7 @@ static struct phy_driver bcm7xxx_driver[] = {
 
 static struct mdio_device_id __maybe_unused bcm7xxx_tbl[] = {
 	{ PHY_ID_BCM7250, 0xfffffff0, },
+	{ PHY_ID_BCM7255, 0xfffffff0, },
 	{ PHY_ID_BCM7260, 0xfffffff0, },
 	{ PHY_ID_BCM7268, 0xfffffff0, },
 	{ PHY_ID_BCM7271, 0xfffffff0, },

include/linux/brcmphy.h

@@ -28,6 +28,7 @@
 #define PHY_ID_BCM89610			0x03625cd0
 
 #define PHY_ID_BCM7250			0xae025280
+#define PHY_ID_BCM7255			0xae025120
 #define PHY_ID_BCM7260			0xae025190
 #define PHY_ID_BCM7268			0xae025090
 #define PHY_ID_BCM7271			0xae0253b0