181 lines
6.1 KiB
C
181 lines
6.1 KiB
C
/*
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* The Clear BSD License
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* Copyright (c) 2015, Freescale Semiconductor, Inc.
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* Copyright 2016-2017 NXP
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted (subject to the limitations in the disclaimer below) provided
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* that the following conditions are met:
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*
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* o Redistributions of source code must retain the above copyright notice, this list
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* of conditions and the following disclaimer.
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*
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* o Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* o Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdint.h>
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#include "fsl_device_registers.h"
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#include "fsl_debug_console.h"
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#include "board.h"
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#if defined(SDK_I2C_BASED_COMPONENT_USED) && SDK_I2C_BASED_COMPONENT_USED
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#include "fsl_lpi2c.h"
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#endif /* SDK_I2C_BASED_COMPONENT_USED */
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#if defined BOARD_USE_CODEC
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#include "fsl_wm8960.h"
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#endif
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/*******************************************************************************
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* Variables
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******************************************************************************/
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#if defined BOARD_USE_CODEC
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codec_config_t boardCodecConfig = {
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.I2C_SendFunc = BOARD_Codec_I2C_Send,
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.I2C_ReceiveFunc = BOARD_Codec_I2C_Receive,
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.op.Init = WM8960_Init,
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.op.Deinit = WM8960_Deinit,
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.op.SetFormat = WM8960_ConfigDataFormat
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};
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#endif
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/*******************************************************************************
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* Code
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******************************************************************************/
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/* Initialize debug console. */
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void BOARD_InitDebugConsole(void)
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{
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uint32_t uartClkSrcFreq = BOARD_DEBUG_UART_CLK_FREQ;
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DbgConsole_Init(BOARD_DEBUG_UART_BASEADDR, BOARD_DEBUG_UART_BAUDRATE, BOARD_DEBUG_UART_TYPE, uartClkSrcFreq);
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}
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#if defined(SDK_I2C_BASED_COMPONENT_USED) && SDK_I2C_BASED_COMPONENT_USED
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void BOARD_LPI2C_Init(LPI2C_Type *base, uint32_t clkSrc_Hz)
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{
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lpi2c_master_config_t lpi2cConfig = {0};
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/*
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* lpi2cConfig.debugEnable = false;
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* lpi2cConfig.ignoreAck = false;
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* lpi2cConfig.pinConfig = kLPI2C_2PinOpenDrain;
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* lpi2cConfig.baudRate_Hz = 100000U;
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* lpi2cConfig.busIdleTimeout_ns = 0;
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* lpi2cConfig.pinLowTimeout_ns = 0;
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* lpi2cConfig.sdaGlitchFilterWidth_ns = 0;
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* lpi2cConfig.sclGlitchFilterWidth_ns = 0;
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*/
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LPI2C_MasterGetDefaultConfig(&lpi2cConfig);
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LPI2C_MasterInit(base, &lpi2cConfig, clkSrc_Hz);
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}
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status_t BOARD_LPI2C_Send(LPI2C_Type *base, uint8_t deviceAddress, uint32_t subAddress,
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uint8_t subAddressSize, uint8_t *txBuff, uint8_t txBuffSize)
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{
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status_t reVal;
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/* Send master blocking data to slave */
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reVal = LPI2C_MasterStart(base, deviceAddress, kLPI2C_Write);
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if (kStatus_Success == reVal)
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{
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while (LPI2C_MasterGetStatusFlags(base) & kLPI2C_MasterNackDetectFlag)
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{
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}
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reVal = LPI2C_MasterSend(base, &subAddress, subAddressSize);
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if (reVal != kStatus_Success)
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{
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return reVal;
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}
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reVal = LPI2C_MasterSend(base, txBuff, txBuffSize);
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if (reVal != kStatus_Success)
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{
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return reVal;
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}
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reVal = LPI2C_MasterStop(base);
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if (reVal != kStatus_Success)
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{
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return reVal;
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}
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}
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return reVal;
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}
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status_t BOARD_LPI2C_Receive(LPI2C_Type *base, uint8_t deviceAddress, uint32_t subAddress,
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uint8_t subAddressSize, uint8_t *rxBuff, uint8_t rxBuffSize)
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{
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status_t reVal;
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reVal = LPI2C_MasterStart(base, deviceAddress, kLPI2C_Write);
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if (kStatus_Success == reVal)
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{
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while (LPI2C_MasterGetStatusFlags(base) & kLPI2C_MasterNackDetectFlag)
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{
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}
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reVal = LPI2C_MasterSend(base, &subAddress, subAddressSize);
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if (reVal != kStatus_Success)
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{
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return reVal;
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}
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reVal = LPI2C_MasterRepeatedStart(base, deviceAddress, kLPI2C_Read);
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if (reVal != kStatus_Success)
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{
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return reVal;
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}
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reVal = LPI2C_MasterReceive(base, rxBuff, rxBuffSize);
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if (reVal != kStatus_Success)
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{
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return reVal;
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}
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reVal = LPI2C_MasterStop(base);
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if (reVal != kStatus_Success)
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{
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return reVal;
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}
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}
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return reVal;
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}
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void BOARD_Codec_I2C_Init(void)
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{
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BOARD_LPI2C_Init(BOARD_CODEC_I2C_BASEADDR, BOARD_CODEC_I2C_CLOCK_FREQ);
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}
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status_t BOARD_Codec_I2C_Send(
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uint8_t deviceAddress, uint32_t subAddress, uint8_t subAddressSize, const uint8_t *txBuff, uint8_t txBuffSize)
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{
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return BOARD_LPI2C_Send(BOARD_CODEC_I2C_BASEADDR, deviceAddress, subAddress, subAddressSize, (uint8_t *)txBuff,
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txBuffSize);
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}
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status_t BOARD_Codec_I2C_Receive(
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uint8_t deviceAddress, uint32_t subAddress, uint8_t subAddressSize, uint8_t *rxBuff, uint8_t rxBuffSize)
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{
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return BOARD_LPI2C_Receive(BOARD_CODEC_I2C_BASEADDR, deviceAddress, subAddress, subAddressSize, rxBuff,
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rxBuffSize);
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}
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#endif /* SDK_I2C_BASED_COMPONENT_USED */
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