160 lines
4.2 KiB
C
160 lines
4.2 KiB
C
#include "../../board.h"
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#if BOARD == BOARD_EA4357
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#include "lpc43xx_i2c.h"
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#include "lpc43xx_scu.h"
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#include "uda1380.h"
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//Uda1380 link to I2C0 only
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#define UDA1380_I2C LPC_I2C0
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/*********************************************************************//**
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* @brief Initialize Uda1380
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* @param[in] i2cClockFreq I2C clock frequency that Uda1380 operate
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* @param[in] i2sClockFreq I2S bit clock frequency
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* @return None
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**********************************************************************/
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int32_t Uda1380_Init(uint32_t i2cClockFreq, uint32_t i2sClockFreq)
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{
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int32_t ret;
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uint8_t clk;
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// // Config Pin for I2C_SDA and I2C_SCL of I2C0
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// scu_pinmux( 2 , 3 , MD_PLN_FAST, FUNC1 );
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// scu_pinmux( 2 , 4 , MD_PLN_FAST, FUNC1 );
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I2C_Init(UDA1380_I2C, i2cClockFreq);
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/* Enable I2C1 operation */
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I2C_Cmd(UDA1380_I2C, ENABLE);
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/* Reset */
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ret = Uda1380_WriteData(UDA1380_REG_L3, 0 );
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if(ret != UDA1380_FUNC_OK)
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return ret;
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/* Write clock settings */
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ret = Uda1380_WriteData(UDA1380_REG_I2S,0 );
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if(ret != UDA1380_FUNC_OK)
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return ret;
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ret = Uda1380_WriteData(UDA1380_REG_MSTRMUTE,0);
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if(ret != UDA1380_FUNC_OK)
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return ret;
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ret = Uda1380_WriteData(UDA1380_REG_MIXSDO,0);
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if(ret != UDA1380_FUNC_OK)
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return ret;
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#if UDA1380_SYSCLK_USED //Use SYSCLK
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ret = Uda1380_WriteData(UDA1380_REG_EVALCLK,
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EVALCLK_DEC_EN | EVALCLK_DAC_EN | EVALCLK_INT_EN | EVALCLK_DAC_SEL_SYSCLK );
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if(ret != UDA1380_FUNC_OK)
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return ret;
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ret = Uda1380_WriteData(UDA1380_REG_PWRCTRL,
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PWR_PON_HP_EN | PWR_PON_DAC_EN | PWR_PON_BIAS_EN);
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if(ret != UDA1380_FUNC_OK)
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return ret;
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#else //Use WSPLL
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if(i2sClockFreq >= 6250 && i2sClockFreq < 12500)
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clk = EVALCLK_WSPLL_SEL6_12K;
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else if(i2sClockFreq >= 12501 && i2sClockFreq < 25000)
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clk = EVALCLK_WSPLL_SEL12_25K;
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else if(i2sClockFreq >= 25001 && i2sClockFreq < 50000)
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clk = EVALCLK_WSPLL_SEL25_50K;
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else if(i2sClockFreq >= 50001 && i2sClockFreq < 100000)
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clk = EVALCLK_WSPLL_SEL50_100K;
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else
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clk= 0;
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ret = Uda1380_WriteData(UDA1380_REG_EVALCLK,
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EVALCLK_DEC_EN | EVALCLK_DAC_EN | EVALCLK_INT_EN | EVALCLK_DAC_SEL_WSPLL | clk);
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if(ret != UDA1380_FUNC_OK)
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return ret;
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ret = Uda1380_WriteData(UDA1380_REG_PWRCTRL,
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PWR_PON_PLL_EN | PWR_PON_HP_EN | PWR_PON_DAC_EN | PWR_PON_BIAS_EN);
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if(ret != UDA1380_FUNC_OK)
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return ret;
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#endif
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return UDA1380_FUNC_OK;
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}
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/*********************************************************************//**
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* @brief Write data to a register of Uda1380
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* @param[in] reg Register address
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* @param[out] data data value.
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* @return None
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**********************************************************************/
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int32_t Uda1380_WriteData(uint8_t reg, uint16_t data)
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{
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I2C_M_SETUP_Type i2cData;
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uint8_t i2cBuf[UDA1380_CMD_BUFF_SIZE];
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i2cBuf[0] = reg;
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i2cBuf[1] = (data >> 8) & 0xFF;
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i2cBuf[2] = data & 0xFF;
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i2cData.sl_addr7bit = UDA1380_SLAVE_ADDR;
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i2cData.tx_length = UDA1380_CMD_BUFF_SIZE;
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i2cData.tx_data = i2cBuf;
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i2cData.rx_data = NULL;
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i2cData.rx_length = 0;
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i2cData.retransmissions_max = 3;
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if (I2C_MasterTransferData(UDA1380_I2C, &i2cData, I2C_TRANSFER_POLLING) == SUCCESS)
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{
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uint16_t dataTmp;
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if(Uda1380_ReadData(reg, &dataTmp) != UDA1380_FUNC_OK) {
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return UDA1380_FUNC_ERR;
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}
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if(dataTmp != data)
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return UDA1380_FUNC_ERR;
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return UDA1380_FUNC_OK;
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}
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return UDA1380_FUNC_ERR;
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}
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/*********************************************************************//**
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* @brief Read data stored in register of Uda1380
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* @param[in] reg Register address
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* @param[out] data point to the buffer which is used for storing data.
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* @return None
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**********************************************************************/
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int32_t Uda1380_ReadData(uint8_t reg, uint16_t *data)
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{
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I2C_M_SETUP_Type i2cData;
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uint8_t i2cBuf[UDA1380_CMD_BUFF_SIZE];
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if(data == NULL)
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return UDA1380_FUNC_ERR;
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i2cBuf[0] = reg;
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i2cData.sl_addr7bit = UDA1380_SLAVE_ADDR;
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i2cData.tx_length = 1;
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i2cData.tx_data = i2cBuf;
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i2cData.rx_data = &i2cBuf[1];
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i2cData.rx_length = UDA1380_CMD_BUFF_SIZE - 1;
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i2cData.retransmissions_max = 3;
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if (I2C_MasterTransferData(UDA1380_I2C, &i2cData, I2C_TRANSFER_POLLING) == SUCCESS)
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{
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*data = i2cBuf[1] << 8 | i2cBuf[2];
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return UDA1380_FUNC_OK;
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}
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return UDA1380_FUNC_ERR;
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}
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#endif
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