PTP_TCR_TSCFUPDT
#define STMMAC_HWTS_CFG_MASK (PTP_TCR_TSENA | PTP_TCR_TSCFUPDT | \
if (value & PTP_TCR_TSCFUPDT)
priv->systime_flags &= ~PTP_TCR_TSCFUPDT;
priv->systime_flags |= PTP_TCR_TSCFUPDT;
priv->systime_flags |= PTP_TCR_TSCFUPDT;
PTP_TCR_TSCFUPDT);