311 static void spi_silabs_eusart_clear_txrx_fifos(EUSART_TypeDef *eusart)  in spi_silabs_eusart_clear_txrx_fifos()  argument
313 	sys_write32(EUSART_CMD_CLEARTX, (mem_addr_t)&eusart->CMD_SET);  in spi_silabs_eusart_clear_txrx_fifos()
315 	while (sys_read32((mem_addr_t)&eusart->STATUS) & EUSART_STATUS_RXFL) {  in spi_silabs_eusart_clear_txrx_fifos()
316 		(void)sys_read32((mem_addr_t)&eusart->RXDATA);  in spi_silabs_eusart_clear_txrx_fifos()
319 	while (sys_read32((mem_addr_t)&eusart->STATUS) & EUSART_STATUS_CLEARTXBUSY) {  in spi_silabs_eusart_clear_txrx_fifos()
499 static void spi_silabs_eusart_send(EUSART_TypeDef *eusart, uint8_t frame)  in spi_silabs_eusart_send()  argument
502 	EUSART_Tx(eusart, frame);  in spi_silabs_eusart_send()
505 	while (!(eusart->STATUS & EUSART_STATUS_TXC)) {  in spi_silabs_eusart_send()
509 static uint8_t spi_silabs_eusart_recv(EUSART_TypeDef *eusart)  in spi_silabs_eusart_recv()  argument
512 	return EUSART_Rx(eusart);  in spi_silabs_eusart_recv()
531 static int spi_silabs_eusart_shift_frames(EUSART_TypeDef *eusart,  in spi_silabs_eusart_shift_frames()  argument
538 	spi_silabs_eusart_send(eusart, tx_frame);  in spi_silabs_eusart_shift_frames()
541 	rx_frame = spi_silabs_eusart_recv(eusart);  in spi_silabs_eusart_shift_frames()