ssb: add alpha2

This member contains the country code encoded with two chars
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

include/linux/ssb/ssb.h

@@ -33,6 +33,7 @@ struct ssb_sprom {
 	u8 et1mdcport;		/* MDIO for enet1 */
 	u16 board_rev;		/* Board revision number from SPROM. */
 	u8 country_code;	/* Country Code */
+	char alpha2[2];		/* Country Code as two chars like EU or US */
 	u8 leddc_on_time;	/* LED Powersave Duty Cycle On Count */
 	u8 leddc_off_time;	/* LED Powersave Duty Cycle Off Count */
 	u8 ant_available_a;	/* 2GHz antenna available bits (up to 4) */