socfpga: add missing struct member fifo_triple_byte

socfpga_scan_manager structure was missing a data member.

Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
Cc: Vince Bridgers <vbridger@opensource.altera.com>
Cc: Chin Liang See <clsee@altera.com>
Cc: Marek Vasut <marex@denx.de>
Acked-by: Pavel Machek <pavel@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
diff --git a/arch/arm/include/asm/arch-socfpga/scan_manager.h b/arch/arm/include/asm/arch-socfpga/scan_manager.h
index b2686d3..1155fd3 100644
--- a/arch/arm/include/asm/arch-socfpga/scan_manager.h
+++ b/arch/arm/include/asm/arch-socfpga/scan_manager.h
@@ -13,6 +13,7 @@
 	u32	padding[2];
 	u32	fifo_single_byte;
 	u32	fifo_double_byte;
+	u32	fifo_triple_byte;
 	u32	fifo_quad_byte;
 };