/*FUNCTION**********************************************************************
*
* Function Name : LPSCI_HAL_Init
* Description : This function initializes the module to a known state.
*
*END**************************************************************************/
void LPSCI_HAL_Init(uint32_t baseAddr)
{
HW_UART0_BDH_WR(baseAddr, 0U);
HW_UART0_BDL_WR(baseAddr, 4U);
HW_UART0_C1_WR(baseAddr, 0U);
HW_UART0_C2_WR(baseAddr, 0U);
HW_UART0_S2_WR(baseAddr, 0U);
HW_UART0_C3_WR(baseAddr, 0U);
HW_UART0_D_WR(baseAddr, 0U);
#if FSL_FEATURE_LPSCI_HAS_ADDRESS_MATCHING
HW_UART0_MA1_WR(baseAddr, 0U);
HW_UART0_MA2_WR(baseAddr, 0U);
#endif
HW_UART0_C4_WR(baseAddr, 0U);
#if FSL_FEATURE_LPSCI_HAS_DMA_ENABLE
HW_UART0_C5_WR(baseAddr, 0U);
#endif
#if FSL_FEATURE_LPSCI_HAS_MODEM_SUPPORT
HW_UART0_MODEM_WR(baseAddr, 0U);
#endif
#if FSL_FEATURE_LPSCI_HAS_IR_SUPPORT
HW_UART0_IR_WR(baseAddr, 0U);
#endif
}
/*FUNCTION**********************************************************************
*
* Function Name : uart_hal_configure_interrupts
* Description : Configure the UART module interrupts to enable/disable various interrupt sources.
* This function allows the user to configure all of the UART interrupts with one function call.
* The user will first need to initialize and pass in a structure of type uart_interrupt_config_t
* which sets the configuration of each interrupt.
*
*END**************************************************************************/
void uart_hal_configure_interrupts(uint32_t uartInstance,
const uart_interrupt_config_t * interruptConfig)
{
assert(uartInstance < UART_INSTANCE_COUNT);
uint8_t temp;
/* configure uart interrupt enables*/
#if FSL_FEATURE_UART_HAS_LOW_POWER_UART_SUPPORT
if (uartInstance == 0)
{
/* 0 - disable interrupt, 1 - enable interrupt*/
/* UART BDH register */
temp = HW_UART0_BDH_RD() & ~(BM_UART0_BDH_LBKDIE|BM_UART0_BDH_RXEDGIE);
temp |= BF_UART0_BDH_LBKDIE(interruptConfig->linBreakDetect)
|BF_UART0_BDH_RXEDGIE(interruptConfig->rxActiveEdge);
HW_UART0_BDH_WR(temp);
/* UART C2 register */
temp = HW_UART0_C2_RD() & ~(BM_UART0_C2_TIE|BM_UART0_C2_TCIE|BM_UART0_C2_RIE|
BM_UART0_C2_ILIE);
temp |= BF_UART0_C2_TIE(interruptConfig->transmitDataRegisterEmpty)
|BF_UART0_C2_TCIE(interruptConfig->transmitComplete)
|BF_UART0_C2_RIE(interruptConfig->receiverDataRegisterFull)
|BF_UART0_C2_ILIE(interruptConfig->idleLine);
HW_UART0_C2_WR(temp);
/* UART C3 register */
temp = HW_UART0_C3_RD() & ~(BM_UART0_C3_ORIE|BM_UART0_C3_NEIE|BM_UART0_C3_FEIE|
BM_UART0_C3_PEIE);
temp |= BF_UART0_C3_ORIE(interruptConfig->receiverOverrun)
|BF_UART0_C3_NEIE(interruptConfig->noiseErrorFlag)
|BF_UART0_C3_FEIE(interruptConfig->frameErrorFlag)
|BF_UART0_C3_PEIE(interruptConfig->parityErrorFlag);
HW_UART0_C3_WR(temp);
}
else
#endif
{
/* 0 - disable interrupt, 1 - enable interrupt*/
/* UART BDH register */
temp = HW_UART_BDH_RD(uartInstance) & ~(BM_UART_BDH_LBKDIE|BM_UART_BDH_RXEDGIE);
temp |= BF_UART_BDH_LBKDIE(interruptConfig->linBreakDetect)
|BF_UART_BDH_RXEDGIE(interruptConfig->rxActiveEdge);
HW_UART_BDH_WR(uartInstance, temp);
/* UART C2 register */
temp = HW_UART_C2_RD(uartInstance) & ~(BM_UART_C2_TIE|BM_UART_C2_TCIE|BM_UART_C2_RIE|
BM_UART_C2_ILIE);
temp |= BF_UART_C2_TIE(interruptConfig->transmitDataRegisterEmpty)
|BF_UART_C2_TCIE(interruptConfig->transmitComplete)
|BF_UART_C2_RIE(interruptConfig->receiverDataRegisterFull)
|BF_UART_C2_ILIE(interruptConfig->idleLine);
HW_UART_C2_WR(uartInstance, temp);
/* UART C3 register */
temp = HW_UART_C3_RD(uartInstance) & ~(BM_UART_C3_ORIE|BM_UART_C3_NEIE|BM_UART_C3_FEIE|
BM_UART_C3_PEIE);
temp |= BF_UART_C3_ORIE(interruptConfig->receiverOverrun)
|BF_UART_C3_NEIE(interruptConfig->noiseErrorFlag)
|BF_UART_C3_FEIE(interruptConfig->frameErrorFlag)
|BF_UART_C3_PEIE(interruptConfig->parityErrorFlag);
HW_UART_C3_WR(uartInstance, temp);
#if FSL_FEATURE_UART_HAS_FIFO
/* UART CFIFO register */
temp = HW_UART_CFIFO_RD(uartInstance) & ~(BM_UART_CFIFO_TXOFE|BM_UART_CFIFO_RXUFE);
temp |= BF_UART_CFIFO_TXOFE(interruptConfig->txFifoOverflow)
|BF_UART_CFIFO_RXUFE(interruptConfig->rxFifoUnderflow);
HW_UART_CFIFO_WR(uartInstance, temp);
#endif
}
}
