phy: Add 25G_AUI, XLAUI, CAUI2, CAUI4 related macros

NXP SoCs like LX2160A can support new ethernet modes
which are 25G_AUI(25G), XLAUI(40G), CAUI2(50G)
and CAUI4(100G)
Add corresponding macros definitions in phy_interface.h

Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>

include/phy_interface.h

@@ -27,6 +27,10 @@ typedef enum {
 	PHY_INTERFACE_MODE_RXAUI,
 	PHY_INTERFACE_MODE_SFI,
 	PHY_INTERFACE_MODE_INTERNAL,
+	PHY_INTERFACE_MODE_25G_AUI,
+	PHY_INTERFACE_MODE_XLAUI,
+	PHY_INTERFACE_MODE_CAUI2,
+	PHY_INTERFACE_MODE_CAUI4,
 	PHY_INTERFACE_MODE_NONE,	/* Must be last */
 
 	PHY_INTERFACE_MODE_COUNT,
@@ -50,6 +54,10 @@ static const char * const phy_interface_strings[] = {
 	[PHY_INTERFACE_MODE_RXAUI]		= "rxaui",
 	[PHY_INTERFACE_MODE_SFI]		= "sfi",
 	[PHY_INTERFACE_MODE_INTERNAL]		= "internal",
+	[PHY_INTERFACE_MODE_25G_AUI]		= "25g-aui",
+	[PHY_INTERFACE_MODE_XLAUI]		= "xlaui4",
+	[PHY_INTERFACE_MODE_CAUI2]		= "caui2",
+	[PHY_INTERFACE_MODE_CAUI4]		= "caui4",
 	[PHY_INTERFACE_MODE_NONE]		= "",
 };