61 static CMU_Clock_TypeDef EUSART_ClockGet(EUSART_TypeDef *eusart);
63 static void EUSART_AsyncInitCommon(EUSART_TypeDef *eusart,
69 static void EUSART_SyncInitCommon(EUSART_TypeDef *eusart,
81 __STATIC_INLINE void eusart_sync(EUSART_TypeDef *eusart, uint32_t mask)  in eusart_sync()  argument
85   while ((eusart->SYNCBUSY & mask) != 0U) {  in eusart_sync()
100 __STATIC_INLINE void EUSART_Disable(EUSART_TypeDef *eusart);
109 void EUSART_UartInitHf(EUSART_TypeDef *eusart, const EUSART_UartInit_TypeDef *init)  in EUSART_UartInitHf()  argument
112   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_UartInitHf()
124   EUSART_AsyncInitCommon(eusart, init, NULL, NULL);  in EUSART_UartInitHf()
135 void EUSART_UartInitLf(EUSART_TypeDef *eusart, const EUSART_UartInit_TypeDef *init)  in EUSART_UartInitLf()  argument
138   EFM_ASSERT(EUSART_REF_VALID(eusart) && EUSART_EM2_CAPABLE(EUSART_NUM(eusart)));  in EUSART_UartInitLf()
148     if (eusart == EUART0) {  in EUSART_UartInitLf()
153     if (eusart == EUSART0) {  in EUSART_UartInitLf()
181   EUSART_AsyncInitCommon(eusart, init, NULL, NULL);  in EUSART_UartInitLf()
188 void EUSART_IrDAInit(EUSART_TypeDef *eusart,  in EUSART_IrDAInit()  argument
192   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_IrDAInit()
198     EFM_ASSERT(EUSART_EM2_CAPABLE(EUSART_NUM(eusart)));  in EUSART_IrDAInit()
213   EUSART_AsyncInitCommon(eusart, &irdaInit->init, irdaInit, NULL);  in EUSART_IrDAInit()
220 void EUSART_SpiInit(EUSART_TypeDef *eusart, EUSART_SpiInit_TypeDef const *init)  in EUSART_SpiInit()  argument
223   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_SpiInit()
245   EUSART_SyncInitCommon(eusart, init);  in EUSART_SpiInit()
258 void EUSART_DaliInit(EUSART_TypeDef *eusart,  in EUSART_DaliInit()  argument
262   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_DaliInit()
276     EFM_ASSERT(EUSART_EM2_CAPABLE(EUSART_NUM(eusart)));  in EUSART_DaliInit()
290   EUSART_AsyncInitCommon(eusart, &daliInit->init, NULL, daliInit);  in EUSART_DaliInit()
298 void EUSART_Reset(EUSART_TypeDef *eusart)  in EUSART_Reset()  argument
301   EUSART_Disable(eusart);  in EUSART_Reset()
313     eusart->CFG2_SET = _EUSART_CFG2_CLKPHA_MASK;  in EUSART_Reset()
314     eusart->CFG2_CLR = _EUSART_CFG2_CLKPHA_MASK;  in EUSART_Reset()
322   eusart->CFG2 = _EUSART_CFG2_RESETVALUE;  in EUSART_Reset()
325   eusart->CFG1 = _EUSART_CFG1_RESETVALUE;  in EUSART_Reset()
327   eusart->CFG0 = _EUSART_CFG0_RESETVALUE;  in EUSART_Reset()
329   eusart->FRAMECFG = _EUSART_FRAMECFG_RESETVALUE;  in EUSART_Reset()
331   eusart->DTXDATCFG = _EUSART_DTXDATCFG_RESETVALUE;  in EUSART_Reset()
333   eusart->DALICFG = _EUSART_DALICFG_RESETVALUE;  in EUSART_Reset()
336   eusart->TIMINGCFG = _EUSART_TIMINGCFG_RESETVALUE;  in EUSART_Reset()
337   eusart->IRHFCFG = _EUSART_IRHFCFG_RESETVALUE;  in EUSART_Reset()
338   eusart->IRLFCFG = _EUSART_IRLFCFG_RESETVALUE;  in EUSART_Reset()
339   eusart->STARTFRAMECFG = _EUSART_STARTFRAMECFG_RESETVALUE;  in EUSART_Reset()
340   eusart->SIGFRAMECFG = _EUSART_SIGFRAMECFG_RESETVALUE;  in EUSART_Reset()
341   eusart->TRIGCTRL = _EUSART_TRIGCTRL_RESETVALUE;  in EUSART_Reset()
342   eusart->IEN = _EUSART_IEN_RESETVALUE;  in EUSART_Reset()
343   eusart->IF_CLR = _EUSART_IF_MASK;  in EUSART_Reset()
347   eusart->CLKDIV = _EUSART_CLKDIV_RESETVALUE;  in EUSART_Reset()
353 void EUSART_Enable(EUSART_TypeDef *eusart, EUSART_Enable_TypeDef enable)  in EUSART_Enable()  argument
358   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_Enable()
361     EUSART_Disable(eusart);  in EUSART_Enable()
364     eusart->EN_SET = EUSART_EN_EN;  in EUSART_Enable()
371     eusart_sync(eusart, _EUSART_SYNCBUSY_MASK);  in EUSART_Enable()
372     eusart->CMD = tmp;  in EUSART_Enable()
373     eusart_sync(eusart,  in EUSART_Enable()
385     while ((eusart->STATUS & (_EUSART_STATUS_TXENS_MASK | _EUSART_STATUS_RXENS_MASK)) != tmp) {  in EUSART_Enable()
403 uint8_t EUSART_Rx(EUSART_TypeDef *eusart)  in EUSART_Rx()  argument
406   if ((eusart->CFG1 & _EUSART_CFG1_RXFIW_MASK) == EUSART_CFG1_RXFIW_DEFAULT) {  in EUSART_Rx()
407     while (!(eusart->STATUS & EUSART_STATUS_RXFL)) {  in EUSART_Rx()
409     return (uint8_t)eusart->RXDATA;  in EUSART_Rx()
413   uint8_t rx_data = eusart->RXDATA;  in EUSART_Rx()
415   if (eusart->IF & EUSART_IF_RXUF) {  in EUSART_Rx()
417     while (!(eusart->STATUS & EUSART_STATUS_RXFL)) {  in EUSART_Rx()
420     rx_data = eusart->RXDATA;  in EUSART_Rx()
429 uint16_t EUSART_RxExt(EUSART_TypeDef *eusart)  in EUSART_RxExt()  argument
431   while (!(eusart->STATUS & EUSART_STATUS_RXFL)) {  in EUSART_RxExt()
434   return (uint16_t)eusart->RXDATA;  in EUSART_RxExt()
440 void EUSART_Tx(EUSART_TypeDef *eusart, uint8_t data)  in EUSART_Tx()  argument
443   while (!(eusart->STATUS & EUSART_STATUS_TXFL)) {  in EUSART_Tx()
446   eusart->TXDATA = (uint32_t)data;  in EUSART_Tx()
452 void EUSART_TxExt(EUSART_TypeDef *eusart, uint16_t data)  in EUSART_TxExt()  argument
455   while (!(eusart->STATUS & EUSART_STATUS_TXFL)) {  in EUSART_TxExt()
458   eusart->TXDATA = (uint32_t)data;  in EUSART_TxExt()
465 uint16_t EUSART_Spi_TxRx(EUSART_TypeDef *eusart, uint16_t data)  in EUSART_Spi_TxRx()  argument
468   while (!(eusart->STATUS & EUSART_STATUS_TXFL)) {  in EUSART_Spi_TxRx()
470   eusart->TXDATA = (uint32_t)data;  in EUSART_Spi_TxRx()
473   while (!(eusart->STATUS & EUSART_STATUS_RXFL)) {  in EUSART_Spi_TxRx()
475   return (uint16_t)eusart->RXDATA;  in EUSART_Spi_TxRx()
482 void EUSART_Dali_Tx(EUSART_TypeDef *eusart, uint32_t data)  in EUSART_Dali_Tx()  argument
487   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_Dali_Tx()
490   while (!(eusart->STATUS & EUSART_STATUS_TXFL)) {  in EUSART_Dali_Tx()
493   for (uint8_t index = 0; index < dali_tx_nb_packets[EUSART_NUM(eusart)]; index++) {  in EUSART_Dali_Tx()
502     eusart->TXDATA = packet;  in EUSART_Dali_Tx()
509 uint32_t EUSART_Dali_Rx(EUSART_TypeDef *eusart)  in EUSART_Dali_Rx()  argument
514   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_Dali_Rx()
516   while (!(eusart->STATUS & EUSART_STATUS_RXFL)) {  in EUSART_Dali_Rx()
519   for (uint8_t index = 0; index < dali_rx_nb_packets[EUSART_NUM(eusart)]; index++) {  in EUSART_Dali_Rx()
525     data |= ((eusart->RXDATA & _EUSART_RXDATA_RXDATA_MASK) << (index * 16));  in EUSART_Dali_Rx()
540 void EUSART_BaudrateSet(EUSART_TypeDef *eusart,  in EUSART_BaudrateSet()  argument
551   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_BaudrateSet()
555     refFreq = CMU_ClockFreqGet(EUSART_ClockGet(eusart));  in EUSART_BaudrateSet()
560   if (eusart->CFG0 & _EUSART_CFG0_SYNC_MASK ) {  in EUSART_BaudrateSet()
564     bool wasEnabled = (eusart->EN & _EUSART_EN_EN_MASK) == true;  in EUSART_BaudrateSet()
572       eusart_sync(eusart, _EUSART_SYNCBUSY_RXEN_MASK | _EUSART_SYNCBUSY_TXEN_MASK);  in EUSART_BaudrateSet()
575       if (eusart->STATUS & (_EUSART_STATUS_RXENS_MASK | _EUSART_STATUS_TXENS_MASK)) {  in EUSART_BaudrateSet()
577       } else if (eusart->STATUS & (_EUSART_STATUS_RXENS_MASK)) {  in EUSART_BaudrateSet()
579       } else if (eusart->STATUS & (_EUSART_STATUS_TXENS_MASK)) {  in EUSART_BaudrateSet()
586       EUSART_Disable(eusart);  in EUSART_BaudrateSet()
592 …eusart->CFG2 = (eusart->CFG2 & ~(_EUSART_CFG2_SDIV_MASK)) | ((clkdiv << _EUSART_CFG2_SDIV_SHIFT) &…  in EUSART_BaudrateSet()
595       EUSART_Enable(eusart, txrxEnStatus);  in EUSART_BaudrateSet()
601     EFM_ASSERT(eusart->EN == EUSART_EN_EN);  in EUSART_BaudrateSet()
604     if (eusart->DALICFG & EUSART_DALICFG_DALIEN) {  in EUSART_BaudrateSet()
639     switch (eusart->CFG0 & _EUSART_CFG0_OVS_MASK) {  in EUSART_BaudrateSet()
683       eusart_sync(eusart, _EUSART_SYNCBUSY_DIV_MASK);  in EUSART_BaudrateSet()
684       eusart->CLKDIV = clkdiv;  in EUSART_BaudrateSet()
685       eusart_sync(eusart, _EUSART_SYNCBUSY_DIV_MASK);  in EUSART_BaudrateSet()
693 uint32_t EUSART_BaudrateGet(EUSART_TypeDef *eusart)  in EUSART_BaudrateGet()  argument
701   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_BaudrateGet()
703   freq = CMU_ClockFreqGet(EUSART_ClockGet(eusart));  in EUSART_BaudrateGet()
707   if (eusart->CFG0 & _EUSART_CFG0_SYNC_MASK) {  in EUSART_BaudrateGet()
708     div = (eusart->CFG2 & _EUSART_CFG2_SDIV_MASK) >> _EUSART_CFG2_SDIV_SHIFT;  in EUSART_BaudrateGet()
715     div = eusart->CLKDIV;  in EUSART_BaudrateGet()
716     ovs = (EUSART_OVS_TypeDef)(eusart->CFG0 & _EUSART_CFG0_OVS_MASK);  in EUSART_BaudrateGet()
720     if (eusart->DALICFG & EUSART_DALICFG_DALIEN) {  in EUSART_BaudrateGet()
734 void EUSART_RxBlock(EUSART_TypeDef *eusart, EUSART_BlockRx_TypeDef enable)  in EUSART_RxBlock()  argument
739   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_RxBlock()
744   eusart_sync(eusart, EUSART_SYNCBUSY_RXBLOCKEN | EUSART_SYNCBUSY_RXBLOCKDIS);  in EUSART_RxBlock()
745   eusart->CMD_SET = tmp;  in EUSART_RxBlock()
746   eusart_sync(eusart, EUSART_SYNCBUSY_RXBLOCKEN | EUSART_SYNCBUSY_RXBLOCKDIS);  in EUSART_RxBlock()
752   while ((eusart->STATUS & _EUSART_STATUS_RXBLOCK_MASK) != tmp) {  in EUSART_RxBlock()
759 void  EUSART_TxTristateSet(EUSART_TypeDef *eusart,  in EUSART_TxTristateSet()  argument
765   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_TxTristateSet()
770   eusart_sync(eusart, EUSART_SYNCBUSY_TXTRIEN | EUSART_SYNCBUSY_TXTRIDIS);  in EUSART_TxTristateSet()
771   eusart->CMD = tmp;  in EUSART_TxTristateSet()
772   eusart_sync(eusart, EUSART_SYNCBUSY_TXTRIEN | EUSART_SYNCBUSY_TXTRIDIS);  in EUSART_TxTristateSet()
778   while ((eusart->STATUS & _EUSART_STATUS_TXTRI_MASK) != tmp) {  in EUSART_TxTristateSet()
786 void EUSART_PrsTriggerEnable(EUSART_TypeDef *eusart,  in EUSART_PrsTriggerEnable()  argument
792   EFM_ASSERT(EUSART_REF_VALID(eusart));  in EUSART_PrsTriggerEnable()
795   EFM_ASSERT(eusart->EN == EUSART_EN_EN);  in EUSART_PrsTriggerEnable()
802   if (eusart == EUSART0) {  in EUSART_PrsTriggerEnable()
807   if (eusart == EUSART1) {  in EUSART_PrsTriggerEnable()
812   if (eusart == EUSART2) {  in EUSART_PrsTriggerEnable()
817   if (eusart == EUSART3) {  in EUSART_PrsTriggerEnable()
822   if (eusart == EUSART4) {  in EUSART_PrsTriggerEnable()
831   eusart->TRIGCTRL_SET = tmp;  in EUSART_PrsTriggerEnable()
832   eusart_sync(eusart, EUSART_SYNCBUSY_RXTEN | EUSART_SYNCBUSY_TXTEN);  in EUSART_PrsTriggerEnable()
836   eusart->TRIGCTRL_CLR = tmp;  in EUSART_PrsTriggerEnable()
837   eusart_sync(eusart, EUSART_SYNCBUSY_RXTEN | EUSART_SYNCBUSY_TXTEN);  in EUSART_PrsTriggerEnable()
851 static CMU_Clock_TypeDef EUSART_ClockGet(EUSART_TypeDef *eusart)  in EUSART_ClockGet()  argument
856   if (eusart == EUART0) {  in EUSART_ClockGet()
861   if (eusart == EUSART0) {  in EUSART_ClockGet()
866   else if (eusart == EUSART1) {  in EUSART_ClockGet()
871   else if (eusart == EUSART2) {  in EUSART_ClockGet()
876   else if (eusart == EUSART3) {  in EUSART_ClockGet()
881   else if (eusart == EUSART4) {  in EUSART_ClockGet()
900 static void EUSART_AsyncInitCommon(EUSART_TypeDef *eusart,  in EUSART_AsyncInitCommon()  argument
906   if (eusart->EN) {  in EUSART_AsyncInitCommon()
907     eusart_sync(eusart, _EUSART_SYNCBUSY_MASK);  in EUSART_AsyncInitCommon()
910   EUSART_Reset(eusart);  in EUSART_AsyncInitCommon()
913   eusart->FRAMECFG = (eusart->FRAMECFG & ~(_EUSART_FRAMECFG_DATABITS_MASK  in EUSART_AsyncInitCommon()
921   eusart->CFG0 = (eusart->CFG0 & ~(_EUSART_CFG0_OVS_MASK  in EUSART_AsyncInitCommon()
929     eusart->CFG0 |= EUSART_CFG0_AUTOBAUDEN;  in EUSART_AsyncInitCommon()
933     eusart->CFG0 = (eusart->CFG0 & ~(_EUSART_CFG0_ERRSDMA_MASK | _EUSART_CFG0_AUTOTRI_MASK  in EUSART_AsyncInitCommon()
946     eusart->CFG1 = (eusart->CFG1 & ~(_EUSART_CFG1_RXFIW_MASK | _EUSART_CFG1_TXFIW_MASK  in EUSART_AsyncInitCommon()
955       eusart->CFG1 |= EUSART_CFG1_CTSEN;  in EUSART_AsyncInitCommon()
963       GPIO->EUSARTROUTE_SET[EUSART_NUM(eusart)].ROUTEEN = GPIO_EUSART_ROUTEEN_RTSPEN;  in EUSART_AsyncInitCommon()
969       GPIO->EUSARTROUTE_CLR[EUSART_NUM(eusart)].ROUTEEN = GPIO_EUSART_ROUTEEN_RTSPEN;  in EUSART_AsyncInitCommon()
972     eusart->STARTFRAMECFG_SET = (uint32_t)init->advancedSettings->startFrame;  in EUSART_AsyncInitCommon()
974       eusart->CFG1 |= EUSART_CFG1_SFUBRX;  in EUSART_AsyncInitCommon()
977       eusart->CFG1 |= EUSART_CFG1_RXPRSEN;  in EUSART_AsyncInitCommon()
983       if (eusart == EUSART0) {  in EUSART_AsyncInitCommon()
987       if (eusart == EUSART1) {  in EUSART_AsyncInitCommon()
992       if (eusart == EUSART2) {  in EUSART_AsyncInitCommon()
997       if (eusart == EUSART3) {  in EUSART_AsyncInitCommon()
1002       if (eusart == EUSART4) {  in EUSART_AsyncInitCommon()
1010     eusart->TIMINGCFG = (eusart->TIMINGCFG & ~_EUSART_TIMINGCFG_TXDELAY_MASK)  in EUSART_AsyncInitCommon()
1016       eusart->IRLFCFG_SET = (uint32_t)(EUSART_IRLFCFG_IRLFEN);  in EUSART_AsyncInitCommon()
1019       eusart->IRHFCFG_SET = (eusart->IRHFCFG & ~(_EUSART_IRHFCFG_IRHFEN_MASK  in EUSART_AsyncInitCommon()
1034       eusart->DALICFG_SET = EUSART_DALICFG_DALIRXENDT;  in EUSART_AsyncInitCommon()
1037     if (EUSART_REF_VALID(eusart)) {  in EUSART_AsyncInitCommon()
1038       uint8_t index = EUSART_NUM(eusart);  in EUSART_AsyncInitCommon()
1056     eusart->DALICFG = (eusart->DALICFG & ~(_EUSART_DALICFG_DALITXDATABITS_MASK  in EUSART_AsyncInitCommon()
1060     eusart->DALICFG_SET = EUSART_DALICFG_DALIEN;  in EUSART_AsyncInitCommon()
1067   EUSART_Enable(eusart, eusartEnable);  in EUSART_AsyncInitCommon()
1071     EUSART_BaudrateSet(eusart, init->refFreq, init->baudrate);  in EUSART_AsyncInitCommon()
1075   EUSART_Enable(eusart, init->enable);  in EUSART_AsyncInitCommon()
1076   while (~EUSART_StatusGet(eusart) & (_EUSART_STATUS_RXIDLE_MASK | _EUSART_STATUS_TXIDLE_MASK)) {  in EUSART_AsyncInitCommon()
1088 static void EUSART_SyncInitCommon(EUSART_TypeDef *eusart,  in EUSART_SyncInitCommon()  argument
1094   if (eusart->EN) {  in EUSART_SyncInitCommon()
1095     eusart_sync(eusart, _EUSART_SYNCBUSY_MASK);  in EUSART_SyncInitCommon()
1099   EUSART_Reset(eusart);  in EUSART_SyncInitCommon()
1102   eusart->CFG2 = (eusart->CFG2 & ~(_EUSART_CFG2_MASTER_MASK  in EUSART_SyncInitCommon()
1112     eusart->CFG2 = (eusart->CFG2 & ~(_EUSART_CFG2_FORCELOAD_MASK  in EUSART_SyncInitCommon()
1124     eusart->CFG1 = (eusart->CFG1 & ~(_EUSART_CFG1_RXFIW_MASK  in EUSART_SyncInitCommon()
1132   eusart->CFG0 = (eusart->CFG0 & ~(_EUSART_CFG0_SYNC_MASK  in EUSART_SyncInitCommon()
1138 …eusart->CFG0 |= (uint32_t)init->advancedSettings->invertIO & (_EUSART_CFG0_RXINV_MASK | _EUSART_CF…  in EUSART_SyncInitCommon()
1139     eusart->CFG0 |= (uint32_t)init->advancedSettings->msbFirst << _EUSART_CFG0_MSBF_SHIFT;  in EUSART_SyncInitCommon()
1142     eusart->TIMINGCFG = (eusart->TIMINGCFG & ~(_EUSART_TIMINGCFG_CSSETUP_MASK  in EUSART_SyncInitCommon()
1158   eusart->FRAMECFG = (eusart->FRAMECFG & ~(_EUSART_FRAMECFG_DATABITS_MASK))  in EUSART_SyncInitCommon()
1162     eusart->DTXDATCFG = (init->advancedSettings->defaultTxData & _EUSART_DTXDATCFG_MASK);  in EUSART_SyncInitCommon()
1166       if (eusart == EUSART0) {  in EUSART_SyncInitCommon()
1170       if (eusart == EUSART1) {  in EUSART_SyncInitCommon()
1175       if (eusart == EUSART2) {  in EUSART_SyncInitCommon()
1180       if (eusart == EUSART3) {  in EUSART_SyncInitCommon()
1185       if (eusart == EUSART4) {  in EUSART_SyncInitCommon()
1193       if (eusart == EUSART0) {  in EUSART_SyncInitCommon()
1197       if (eusart == EUSART1) {  in EUSART_SyncInitCommon()
1202       if (eusart == EUSART2) {  in EUSART_SyncInitCommon()
1207       if (eusart == EUSART3) {  in EUSART_SyncInitCommon()
1212       if (eusart == EUSART4) {  in EUSART_SyncInitCommon()
1220   EUSART_BaudrateSet(eusart, init->refFreq, init->bitRate);  in EUSART_SyncInitCommon()
1223   EUSART_Enable(eusart, eusartEnable);  in EUSART_SyncInitCommon()
1226 …eusart_sync(eusart, _EUSART_SYNCBUSY_RXEN_MASK | _EUSART_SYNCBUSY_TXEN_MASK); // Wait for low freq…  in EUSART_SyncInitCommon()
1227   eusart->CMD = (uint32_t)init->enable;  in EUSART_SyncInitCommon()
1228   eusart_sync(eusart, _EUSART_SYNCBUSY_RXEN_MASK | _EUSART_SYNCBUSY_TXEN_MASK);  in EUSART_SyncInitCommon()
1229   while (~EUSART_StatusGet(eusart) & (_EUSART_STATUS_RXIDLE_MASK | _EUSART_STATUS_TXIDLE_MASK)) {  in EUSART_SyncInitCommon()
1356 __STATIC_INLINE void EUSART_Disable(EUSART_TypeDef *eusart)  in EUSART_Disable()  argument
1358   if (eusart->EN & _EUSART_EN_EN_MASK) {  in EUSART_Disable()
1362     if (!(eusart->CFG0 & _EUSART_CFG0_SYNC_MASK) || (eusart->CFG2 & _EUSART_CFG2_MASTER_MASK))  in EUSART_Disable()
1367       eusart->CMD = EUSART_CMD_TXDIS | EUSART_CMD_RXDIS;  in EUSART_Disable()
1369       eusart_sync(eusart, (EUSART_SYNCBUSY_TXDIS | EUSART_SYNCBUSY_RXDIS));  in EUSART_Disable()
1371       while (eusart->STATUS & (_EUSART_STATUS_TXENS_MASK | _EUSART_STATUS_RXENS_MASK)) {  in EUSART_Disable()
1375     eusart->CLKDIV = eusart->CLKDIV;  in EUSART_Disable()
1376     eusart_sync(eusart, _EUSART_SYNCBUSY_DIV_MASK);  in EUSART_Disable()
1380     while (eusart->STATUS & EUSART_STATUS_RXFL) {  in EUSART_Disable()
1381       eusart->RXDATA;  in EUSART_Disable()
1385     eusart->EN_CLR = EUSART_EN_EN;  in EUSART_Disable()
1389     while (eusart->EN & _EUSART_EN_DISABLING_MASK) {  in EUSART_Disable()