UTSR0_RID
if (status & (UTSR0_RID | UTSR0_RFS)) {
if (status & UTSR0_RID)
writel(UTSR0_RID, micro->base + UTSR0);
(status & (UTSR0_RFS | UTSR0_RID)));
if (status & (UTSR0_RFS | UTSR0_RID)) {
if (status & UTSR0_RID)
UART_PUT_UTSR0(sport, UTSR0_RID);
} while (status & (UTSR0_TFS | UTSR0_RFS | UTSR0_RID));