CFG2_SPEED_OPT_ATTEMPT_CNT_S
#define CFG2_SPEED_OPT_ATTEMPT_CNT_M (0x3 << CFG2_SPEED_OPT_ATTEMPT_CNT_S)
#define CFG2_SPEED_OPT_ATTEMPT_CNT_1 (0 << CFG2_SPEED_OPT_ATTEMPT_CNT_S)
#define CFG2_SPEED_OPT_ATTEMPT_CNT_2 (1 << CFG2_SPEED_OPT_ATTEMPT_CNT_S)
#define CFG2_SPEED_OPT_ATTEMPT_CNT_4 (2 << CFG2_SPEED_OPT_ATTEMPT_CNT_S)
#define CFG2_SPEED_OPT_ATTEMPT_CNT_8 (3 << CFG2_SPEED_OPT_ATTEMPT_CNT_S)