ARM: at91: mach: Add missing defines of MPDDRC

Add missing defines of Multiport DDR-SDRAM Controller (MPDDRC).

Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

arch/arm/mach-at91/include/mach/atmel_mpddrc.h

@@ -96,6 +96,10 @@ int ddr3_init(const unsigned int base,
 #define ATMEL_MPDDRC_CR_DLL_RESET_ENABLED	(0x1 << 7)
 #define ATMEL_MPDDRC_CR_DIC_DS			(0x1 << 8)
 #define ATMEL_MPDDRC_CR_DIS_DLL			(0x1 << 9)
+#define ATMEL_MPDDRC_CR_ZQ_INIT			(0x0 << 10)
+#define ATMEL_MPDDRC_CR_ZQ_LONG			(0x1 << 10)
+#define ATMEL_MPDDRC_CR_ZQ_SHORT		(0x2 << 10)
+#define ATMEL_MPDDRC_CR_ZQ_RESET		(0x3 << 10)
 #define ATMEL_MPDDRC_CR_OCD_DEFAULT		(0x7 << 12)
 #define ATMEL_MPDDRC_CR_DQMS_SHARED		(0x1 << 16)
 #define ATMEL_MPDDRC_CR_ENRDM_ON		(0x1 << 17)