1 /*
2 * Copyright 2021 NXP
3 * All rights reserved.
4 *
5 * SPDX-License-Identifier: BSD-3-Clause
6 */
7
8 #include <stdint.h>
9 #include "fsl_common.h"
10 #include "fsl_debug_console.h"
11 #include "board.h"
12 #if defined(SDK_I2C_BASED_COMPONENT_USED) && SDK_I2C_BASED_COMPONENT_USED
13 #include "fsl_lpi2c.h"
14 #endif /* SDK_I2C_BASED_COMPONENT_USED */
15
16 /*******************************************************************************
17 * Variables
18 ******************************************************************************/
19
20 /*******************************************************************************
21 * Code
22 ******************************************************************************/
23 /* Initialize debug console. */
BOARD_InitDebugConsole(void)24 void BOARD_InitDebugConsole(void)
25 {
26 CLOCK_SetIpSrc(kCLOCK_Lpuart0, BOARD_DEBUG_UART_CLKSRC);
27
28 uint32_t uartClkSrcFreq = CLOCK_GetIpFreq(kCLOCK_Lpuart0);
29
30 DbgConsole_Init(BOARD_DEBUG_UART_INSTANCE, BOARD_DEBUG_UART_BAUDRATE, BOARD_DEBUG_UART_TYPE, uartClkSrcFreq);
31 }
32 #if defined(SDK_I2C_BASED_COMPONENT_USED) && SDK_I2C_BASED_COMPONENT_USED
BOARD_LPI2C_Init(LPI2C_Type * base,uint32_t clkSrc_Hz)33 void BOARD_LPI2C_Init(LPI2C_Type *base, uint32_t clkSrc_Hz)
34 {
35 lpi2c_master_config_t lpi2cConfig = {0};
36
37 /*
38 * lpi2cConfig.debugEnable = false;
39 * lpi2cConfig.ignoreAck = false;
40 * lpi2cConfig.pinConfig = kLPI2C_2PinOpenDrain;
41 * lpi2cConfig.baudRate_Hz = 100000U;
42 * lpi2cConfig.busIdleTimeout_ns = 0;
43 * lpi2cConfig.pinLowTimeout_ns = 0;
44 * lpi2cConfig.sdaGlitchFilterWidth_ns = 0;
45 * lpi2cConfig.sclGlitchFilterWidth_ns = 0;
46 */
47 LPI2C_MasterGetDefaultConfig(&lpi2cConfig);
48 LPI2C_MasterInit(base, &lpi2cConfig, clkSrc_Hz);
49 }
50
BOARD_LPI2C_Send(LPI2C_Type * base,uint8_t deviceAddress,uint32_t subAddress,uint8_t subAddressSize,uint8_t * txBuff,uint8_t txBuffSize)51 status_t BOARD_LPI2C_Send(LPI2C_Type *base,
52 uint8_t deviceAddress,
53 uint32_t subAddress,
54 uint8_t subAddressSize,
55 uint8_t *txBuff,
56 uint8_t txBuffSize)
57 {
58 lpi2c_master_transfer_t xfer;
59
60 xfer.flags = kLPI2C_TransferDefaultFlag;
61 xfer.slaveAddress = deviceAddress;
62 xfer.direction = kLPI2C_Write;
63 xfer.subaddress = subAddress;
64 xfer.subaddressSize = subAddressSize;
65 xfer.data = txBuff;
66 xfer.dataSize = txBuffSize;
67
68 return LPI2C_MasterTransferBlocking(base, &xfer);
69 }
70
BOARD_LPI2C_Receive(LPI2C_Type * base,uint8_t deviceAddress,uint32_t subAddress,uint8_t subAddressSize,uint8_t * rxBuff,uint8_t rxBuffSize)71 status_t BOARD_LPI2C_Receive(LPI2C_Type *base,
72 uint8_t deviceAddress,
73 uint32_t subAddress,
74 uint8_t subAddressSize,
75 uint8_t *rxBuff,
76 uint8_t rxBuffSize)
77 {
78 lpi2c_master_transfer_t xfer;
79
80 xfer.flags = kLPI2C_TransferDefaultFlag;
81 xfer.slaveAddress = deviceAddress;
82 xfer.direction = kLPI2C_Read;
83 xfer.subaddress = subAddress;
84 xfer.subaddressSize = subAddressSize;
85 xfer.data = rxBuff;
86 xfer.dataSize = rxBuffSize;
87
88 return LPI2C_MasterTransferBlocking(base, &xfer);
89 }
90
BOARD_Accel_I2C_Init(void)91 void BOARD_Accel_I2C_Init(void)
92 {
93 BOARD_LPI2C_Init(BOARD_ACCEL_I2C_BASEADDR, BOARD_ACCEL_I2C_CLOCK_FREQ);
94 }
95
BOARD_Accel_I2C_Send(uint8_t deviceAddress,uint32_t subAddress,uint8_t subaddressSize,uint32_t txBuff)96 status_t BOARD_Accel_I2C_Send(uint8_t deviceAddress, uint32_t subAddress, uint8_t subaddressSize, uint32_t txBuff)
97 {
98 uint8_t data = (uint8_t)txBuff;
99
100 return BOARD_LPI2C_Send(BOARD_ACCEL_I2C_BASEADDR, deviceAddress, subAddress, subaddressSize, &data, 1);
101 }
102
BOARD_Accel_I2C_Receive(uint8_t deviceAddress,uint32_t subAddress,uint8_t subaddressSize,uint8_t * rxBuff,uint8_t rxBuffSize)103 status_t BOARD_Accel_I2C_Receive(
104 uint8_t deviceAddress, uint32_t subAddress, uint8_t subaddressSize, uint8_t *rxBuff, uint8_t rxBuffSize)
105 {
106 return BOARD_LPI2C_Receive(BOARD_ACCEL_I2C_BASEADDR, deviceAddress, subAddress, subaddressSize, rxBuff, rxBuffSize);
107 }
108 #endif /* SDK_I2C_BASED_COMPONENT_USED */
109
