1 /*
2 * Copyright 2024 NXP
3 *
4 * SPDX-License-Identifier: BSD-3-Clause
5 */
6
7 #include <stdint.h>
8 #include "fsl_common.h"
9 #include "fsl_debug_console.h"
10 #include "board.h"
11 #if defined(SDK_I2C_BASED_COMPONENT_USED) && SDK_I2C_BASED_COMPONENT_USED
12 #include "fsl_lpi2c.h"
13 #endif /* SDK_I2C_BASED_COMPONENT_USED */
14
15 /*******************************************************************************
16 * Variables
17 ******************************************************************************/
18
19 /*******************************************************************************
20 * Code
21 ******************************************************************************/
22
23 /* Initialize debug console. */
BOARD_InitDebugConsole(void)24 void BOARD_InitDebugConsole(void)
25 {
26 /* attach 12 MHz clock to FLEXCOMM0 (debug console) */
27 CLOCK_SetClockDiv(kCLOCK_DivLPUART0, 1u);
28 CLOCK_AttachClk(BOARD_DEBUG_UART_CLK_ATTACH);
29
30 RESET_PeripheralReset(BOARD_DEBUG_UART_RST);
31
32 DbgConsole_Init(BOARD_DEBUG_UART_INSTANCE, BOARD_DEBUG_UART_BAUDRATE, BOARD_DEBUG_UART_TYPE,
33 BOARD_DEBUG_UART_CLK_FREQ);
34 }
35
36 #if defined(SDK_I2C_BASED_COMPONENT_USED) && SDK_I2C_BASED_COMPONENT_USED
BOARD_LPI2C_Init(LPI2C_Type * base,uint32_t clkSrc_Hz)37 void BOARD_LPI2C_Init(LPI2C_Type *base, uint32_t clkSrc_Hz)
38 {
39 lpi2c_master_config_t lpi2cConfig = {0};
40
41 /*
42 * lpi2cConfig.debugEnable = false;
43 * lpi2cConfig.ignoreAck = false;
44 * lpi2cConfig.pinConfig = kLPI2C_2PinOpenDrain;
45 * lpi2cConfig.baudRate_Hz = 100000U;
46 * lpi2cConfig.busIdleTimeout_ns = 0;
47 * lpi2cConfig.pinLowTimeout_ns = 0;
48 * lpi2cConfig.sdaGlitchFilterWidth_ns = 0;
49 * lpi2cConfig.sclGlitchFilterWidth_ns = 0;
50 */
51 LPI2C_MasterGetDefaultConfig(&lpi2cConfig);
52 LPI2C_MasterInit(base, &lpi2cConfig, clkSrc_Hz);
53 }
54
BOARD_LPI2C_Send(LPI2C_Type * base,uint8_t deviceAddress,uint32_t subAddress,uint8_t subAddressSize,uint8_t * txBuff,uint8_t txBuffSize)55 status_t BOARD_LPI2C_Send(LPI2C_Type *base,
56 uint8_t deviceAddress,
57 uint32_t subAddress,
58 uint8_t subAddressSize,
59 uint8_t *txBuff,
60 uint8_t txBuffSize)
61 {
62 lpi2c_master_transfer_t xfer;
63
64 xfer.flags = kLPI2C_TransferDefaultFlag;
65 xfer.slaveAddress = deviceAddress;
66 xfer.direction = kLPI2C_Write;
67 xfer.subaddress = subAddress;
68 xfer.subaddressSize = subAddressSize;
69 xfer.data = txBuff;
70 xfer.dataSize = txBuffSize;
71
72 return LPI2C_MasterTransferBlocking(base, &xfer);
73 }
74
BOARD_LPI2C_Receive(LPI2C_Type * base,uint8_t deviceAddress,uint32_t subAddress,uint8_t subAddressSize,uint8_t * rxBuff,uint8_t rxBuffSize)75 status_t BOARD_LPI2C_Receive(LPI2C_Type *base,
76 uint8_t deviceAddress,
77 uint32_t subAddress,
78 uint8_t subAddressSize,
79 uint8_t *rxBuff,
80 uint8_t rxBuffSize)
81 {
82 lpi2c_master_transfer_t xfer;
83
84 xfer.flags = kLPI2C_TransferDefaultFlag;
85 xfer.slaveAddress = deviceAddress;
86 xfer.direction = kLPI2C_Read;
87 xfer.subaddress = subAddress;
88 xfer.subaddressSize = subAddressSize;
89 xfer.data = rxBuff;
90 xfer.dataSize = rxBuffSize;
91
92 return LPI2C_MasterTransferBlocking(base, &xfer);
93 }
94 #endif /* SDK_I2C_BASED_COMPONENT_USED */
