23 static uint32_t SPII2S_GetSourceClockFreq(SPI_T *i2s);
1019 static uint32_t SPII2S_GetSourceClockFreq(SPI_T *i2s)  in SPII2S_GetSourceClockFreq()  argument
1023     if(i2s == SPI0)  in SPII2S_GetSourceClockFreq()
1043     else if(i2s == SPI1)  in SPII2S_GetSourceClockFreq()
1063     else if(i2s == SPI2)  in SPII2S_GetSourceClockFreq()
1133 uint32_t SPII2S_Open(SPI_T *i2s, uint32_t u32MasterSlave, uint32_t u32SampleRate, uint32_t u32WordW…  in SPII2S_Open()  argument
1139     if(i2s == SPI0)  in SPII2S_Open()
1144     else if(i2s == SPI1)  in SPII2S_Open()
1149     else if(i2s == SPI2)  in SPII2S_Open()
1161     i2s->I2SCTL = u32MasterSlave | u32WordWidth | u32Channels | u32DataFormat;  in SPII2S_Open()
1163     i2s->FIFOCTL = SPII2S_FIFO_TX_LEVEL_WORD_2 | SPII2S_FIFO_RX_LEVEL_WORD_2;  in SPII2S_Open()
1168         u32SrcClk = SPII2S_GetSourceClockFreq(i2s);  in SPII2S_Open()
1175 …    i2s->I2SCLK = (i2s->I2SCLK & ~SPI_I2SCLK_BCLKDIV_Msk) | (u32Divider << SPI_I2SCLK_BCLKDIV_Pos);  in SPII2S_Open()
1183         i2s->I2SCTL |= (SPI_I2SCTL_RXEN_Msk | SPI_I2SCTL_TXEN_Msk | SPI_I2SCTL_I2SEN_Msk);  in SPII2S_Open()
1191         i2s->I2SCLK &= ~SPI_I2SCLK_BCLKDIV_Msk;  in SPII2S_Open()
1193         if(i2s == SPI0)  in SPII2S_Open()
1198             i2s->I2SCTL |= (SPI_I2SCTL_RXEN_Msk | SPI_I2SCTL_TXEN_Msk | SPI_I2SCTL_I2SEN_Msk);  in SPII2S_Open()
1202         else if(i2s == SPI1)  in SPII2S_Open()
1207             i2s->I2SCTL |= (SPI_I2SCTL_RXEN_Msk | SPI_I2SCTL_TXEN_Msk | SPI_I2SCTL_I2SEN_Msk);  in SPII2S_Open()
1211         else if(i2s == SPI2)  in SPII2S_Open()
1216             i2s->I2SCTL |= (SPI_I2SCTL_RXEN_Msk | SPI_I2SCTL_TXEN_Msk | SPI_I2SCTL_I2SEN_Msk);  in SPII2S_Open()
1225             i2s->I2SCTL |= (SPI_I2SCTL_RXEN_Msk | SPI_I2SCTL_TXEN_Msk | SPI_I2SCTL_I2SEN_Msk);  in SPII2S_Open()
1240 void SPII2S_Close(SPI_T *i2s)  in SPII2S_Close()  argument
1242     i2s->I2SCTL &= ~SPI_I2SCTL_I2SEN_Msk;  in SPII2S_Close()
1260 void SPII2S_EnableInt(SPI_T *i2s, uint32_t u32Mask)  in SPII2S_EnableInt()  argument
1265         i2s->FIFOCTL |= SPI_FIFOCTL_TXTHIEN_Msk;  in SPII2S_EnableInt()
1271         i2s->FIFOCTL |= SPI_FIFOCTL_RXTHIEN_Msk;  in SPII2S_EnableInt()
1277         i2s->FIFOCTL |= SPI_FIFOCTL_RXOVIEN_Msk;  in SPII2S_EnableInt()
1283         i2s->FIFOCTL |= SPI_FIFOCTL_RXTOIEN_Msk;  in SPII2S_EnableInt()
1289         i2s->FIFOCTL |= SPI_FIFOCTL_TXUFIEN_Msk;  in SPII2S_EnableInt()
1295         i2s->I2SCTL |= SPI_I2SCTL_RZCIEN_Msk;  in SPII2S_EnableInt()
1301         i2s->I2SCTL |= SPI_I2SCTL_LZCIEN_Msk;  in SPII2S_EnableInt()
1320 void SPII2S_DisableInt(SPI_T *i2s, uint32_t u32Mask)  in SPII2S_DisableInt()  argument
1325         i2s->FIFOCTL &= ~SPI_FIFOCTL_TXTHIEN_Msk;  in SPII2S_DisableInt()
1331         i2s->FIFOCTL &= ~SPI_FIFOCTL_RXTHIEN_Msk;  in SPII2S_DisableInt()
1337         i2s->FIFOCTL &= ~SPI_FIFOCTL_RXOVIEN_Msk;  in SPII2S_DisableInt()
1343         i2s->FIFOCTL &= ~SPI_FIFOCTL_RXTOIEN_Msk;  in SPII2S_DisableInt()
1349         i2s->FIFOCTL &= ~SPI_FIFOCTL_TXUFIEN_Msk;  in SPII2S_DisableInt()
1355         i2s->I2SCTL &= ~SPI_I2SCTL_RZCIEN_Msk;  in SPII2S_DisableInt()
1361         i2s->I2SCTL &= ~SPI_I2SCTL_LZCIEN_Msk;  in SPII2S_DisableInt()
1373 uint32_t SPII2S_EnableMCLK(SPI_T *i2s, uint32_t u32BusClock)  in SPII2S_EnableMCLK()  argument
1378     u32SrcClk = SPII2S_GetSourceClockFreq(i2s);  in SPII2S_EnableMCLK()
1394     i2s->I2SCLK = (i2s->I2SCLK & ~SPI_I2SCLK_MCLKDIV_Msk) | (u32Divider << SPI_I2SCLK_MCLKDIV_Pos);  in SPII2S_EnableMCLK()
1397     i2s->I2SCTL |= SPI_I2SCTL_MCLKEN_Msk;  in SPII2S_EnableMCLK()
1417 void SPII2S_DisableMCLK(SPI_T *i2s)  in SPII2S_DisableMCLK()  argument
1419     i2s->I2SCTL &= ~SPI_I2SCTL_MCLKEN_Msk;  in SPII2S_DisableMCLK()
1430 void SPII2S_SetFIFO(SPI_T *i2s, uint32_t u32TxThreshold, uint32_t u32RxThreshold)  in SPII2S_SetFIFO()  argument
1432     i2s->FIFOCTL = (i2s->FIFOCTL & ~(SPI_FIFOCTL_TXTH_Msk | SPI_FIFOCTL_RXTH_Msk)) |  in SPII2S_SetFIFO()