mainboard/asus/kgpe-d16: Set correct supported SATA port count

Change-Id: Ia5c00f07de81d409e6215cc0944d64d00e47b795
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: http://review.coreboot.org/12401
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: build bot (Jenkins)

src/mainboard/asus/kgpe-d16/Kconfig

@@ -80,6 +80,10 @@ config IRQ_SLOT_COUNT
 	int
 	default 13
 
+config SOUTHBRIDGE_AMD_SB700_SATA_PORT_COUNT_BITFIELD
+	hex
+	default 0x3f
+
 config ONBOARD_VGA_IS_PRIMARY
 	bool
 	default y