EMC_CFG_DIG_DLL_CFG_DLL_MODE_SHIFT
(2 << EMC_CFG_DIG_DLL_CFG_DLL_MODE_SHIFT);
(2 << EMC_CFG_DIG_DLL_CFG_DLL_MODE_SHIFT);
value |= (3 << EMC_CFG_DIG_DLL_CFG_DLL_MODE_SHIFT);
(0x3 << EMC_CFG_DIG_DLL_CFG_DLL_MODE_SHIFT)