1 /*
2 * Copyright (c) 2016, Freescale Semiconductor, Inc.
3 * Copyright 2016-2018 NXP
4 * All rights reserved.
5 *
6 * SPDX-License-Identifier: BSD-3-Clause
7 */
8
9 #include <stdint.h>
10 #include "fsl_common.h"
11 #include "fsl_debug_console.h"
12 #include "board.h"
13 #if defined(SDK_I2C_BASED_COMPONENT_USED) && SDK_I2C_BASED_COMPONENT_USED
14 #include "fsl_lpi2c.h"
15 #endif /* SDK_I2C_BASED_COMPONENT_USED */
16
17 /*******************************************************************************
18 * Variables
19 ******************************************************************************/
20
21 /*******************************************************************************
22 * Code
23 ******************************************************************************/
24 /* Initialize debug console. */
BOARD_InitDebugConsole(void)25 void BOARD_InitDebugConsole(void)
26 {
27 CLOCK_SetIpSrc(kCLOCK_Lpuart1, BOARD_DEBUG_UART_CLKSRC);
28
29 uint32_t uartClkSrcFreq = CLOCK_GetIpFreq(kCLOCK_Lpuart1);
30
31 DbgConsole_Init(BOARD_DEBUG_UART_INSTANCE, BOARD_DEBUG_UART_BAUDRATE, BOARD_DEBUG_UART_TYPE, uartClkSrcFreq);
32 }
33 #if defined(SDK_I2C_BASED_COMPONENT_USED) && SDK_I2C_BASED_COMPONENT_USED
BOARD_LPI2C_Init(LPI2C_Type * base,uint32_t clkSrc_Hz)34 void BOARD_LPI2C_Init(LPI2C_Type *base, uint32_t clkSrc_Hz)
35 {
36 lpi2c_master_config_t lpi2cConfig = {0};
37
38 /*
39 * lpi2cConfig.debugEnable = false;
40 * lpi2cConfig.ignoreAck = false;
41 * lpi2cConfig.pinConfig = kLPI2C_2PinOpenDrain;
42 * lpi2cConfig.baudRate_Hz = 100000U;
43 * lpi2cConfig.busIdleTimeout_ns = 0;
44 * lpi2cConfig.pinLowTimeout_ns = 0;
45 * lpi2cConfig.sdaGlitchFilterWidth_ns = 0;
46 * lpi2cConfig.sclGlitchFilterWidth_ns = 0;
47 */
48 LPI2C_MasterGetDefaultConfig(&lpi2cConfig);
49 LPI2C_MasterInit(base, &lpi2cConfig, clkSrc_Hz);
50 }
51
BOARD_LPI2C_Send(LPI2C_Type * base,uint8_t deviceAddress,uint32_t subAddress,uint8_t subAddressSize,uint8_t * txBuff,uint8_t txBuffSize)52 status_t BOARD_LPI2C_Send(LPI2C_Type *base,
53 uint8_t deviceAddress,
54 uint32_t subAddress,
55 uint8_t subAddressSize,
56 uint8_t *txBuff,
57 uint8_t txBuffSize)
58 {
59 lpi2c_master_transfer_t xfer;
60
61 xfer.flags = kLPI2C_TransferDefaultFlag;
62 xfer.slaveAddress = deviceAddress;
63 xfer.direction = kLPI2C_Write;
64 xfer.subaddress = subAddress;
65 xfer.subaddressSize = subAddressSize;
66 xfer.data = txBuff;
67 xfer.dataSize = txBuffSize;
68
69 return LPI2C_MasterTransferBlocking(base, &xfer);
70 }
71
BOARD_LPI2C_Receive(LPI2C_Type * base,uint8_t deviceAddress,uint32_t subAddress,uint8_t subAddressSize,uint8_t * rxBuff,uint8_t rxBuffSize)72 status_t BOARD_LPI2C_Receive(LPI2C_Type *base,
73 uint8_t deviceAddress,
74 uint32_t subAddress,
75 uint8_t subAddressSize,
76 uint8_t *rxBuff,
77 uint8_t rxBuffSize)
78 {
79 lpi2c_master_transfer_t xfer;
80
81 xfer.flags = kLPI2C_TransferDefaultFlag;
82 xfer.slaveAddress = deviceAddress;
83 xfer.direction = kLPI2C_Read;
84 xfer.subaddress = subAddress;
85 xfer.subaddressSize = subAddressSize;
86 xfer.data = rxBuff;
87 xfer.dataSize = rxBuffSize;
88
89 return LPI2C_MasterTransferBlocking(base, &xfer);
90 }
91
BOARD_Accel_I2C_Init(void)92 void BOARD_Accel_I2C_Init(void)
93 {
94 BOARD_LPI2C_Init(BOARD_ACCEL_I2C_BASEADDR, BOARD_ACCEL_I2C_CLOCK_FREQ);
95 }
96
BOARD_Accel_I2C_Send(uint8_t deviceAddress,uint32_t subAddress,uint8_t subaddressSize,uint32_t txBuff)97 status_t BOARD_Accel_I2C_Send(uint8_t deviceAddress, uint32_t subAddress, uint8_t subaddressSize, uint32_t txBuff)
98 {
99 uint8_t data = (uint8_t)txBuff;
100
101 return BOARD_LPI2C_Send(BOARD_ACCEL_I2C_BASEADDR, deviceAddress, subAddress, subaddressSize, &data, 1);
102 }
103
BOARD_Accel_I2C_Receive(uint8_t deviceAddress,uint32_t subAddress,uint8_t subaddressSize,uint8_t * rxBuff,uint8_t rxBuffSize)104 status_t BOARD_Accel_I2C_Receive(
105 uint8_t deviceAddress, uint32_t subAddress, uint8_t subaddressSize, uint8_t *rxBuff, uint8_t rxBuffSize)
106 {
107 return BOARD_LPI2C_Receive(BOARD_ACCEL_I2C_BASEADDR, deviceAddress, subAddress, subaddressSize, rxBuff, rxBuffSize);
108 }
109 #endif /* SDK_I2C_BASED_COMPONENT_USED */
110
