WX_PX_TR_CFG_ENABLE
u32 txdctl = WX_PX_TR_CFG_ENABLE;
ret = read_poll_timeout(rd32, txdctl, txdctl & WX_PX_TR_CFG_ENABLE,
WX_PX_TR_CFG_SWFLSH | WX_PX_TR_CFG_ENABLE,