evkmimxrt1015.c

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/*
 * Copyright 2018 NXP
 * All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

/**
 * @file evkmimxrt1015.c
 * @brief The evkmimxrt1015.c file defines GPIO pins and I2C CMSIS utilities for evkmimxrt1015 board.
 */

#include "evkmimxrt1015.h"

/*******************************************************************************
 * Definitions
 ******************************************************************************/
/* Select USB1 PLL (480 MHz) as master lpi2c clock source */
#define LPI2C_CLOCK_SOURCE_SELECT (0U)
/* Clock divider for master lpi2c clock source */
#define LPI2C_CLOCK_SOURCE_DIVIDER (5U)
/* Get frequency of lpi2c clock */
#define LPI2C_CLOCK_FREQUENCY ((CLOCK_GetFreq(kCLOCK_Usb1PllClk) / 8) / (LPI2C_CLOCK_SOURCE_DIVIDER + 1U))

// I2C20 Pin Handles
// GPIO_SD_B1_02
gpioHandleiMXSDK_t D15 = {
    .base = GPIO1, .pinNumber = 2, .mask = 1 << (2), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};
// GPIO_SD_B1_03
gpioHandleiMXSDK_t D14 = {
    .base = GPIO1, .pinNumber = 3, .mask = 1 << (3), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};

// I2C1 Pin Handles
// GPIO_AD_B1_14
gpioHandleiMXSDK_t A5 = {
    .base = GPIO1, .pinNumber = 14, .mask = 1 << (14), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};
// GPIO_AD_B1_15
gpioHandleiMXSDK_t A4 = {
    .base = GPIO1, .pinNumber = 15, .mask = 1 << (15), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};

// LPSPI1 Pin Handles
// GPIO_AD_B0_10
gpioHandleiMXSDK_t D13 = {
    .base = GPIO3, .pinNumber = 10, .mask = 1 << (10), .irq = GPIO3_Combined_0_15_IRQn, .portNumber = GPIO3_NUM};
// GPIO_AD_B0_13
gpioHandleiMXSDK_t D12 = {
    .base = GPIO3, .pinNumber = 13, .mask = 1 << (13), .irq = GPIO3_Combined_0_15_IRQn, .portNumber = GPIO3_NUM};
// GPIO_AD_B0_12
gpioHandleiMXSDK_t D11 = {
    .base = GPIO3, .pinNumber = 12, .mask = 1 << (12), .irq = GPIO3_Combined_0_15_IRQn, .portNumber = GPIO3_NUM};
// GPIO_AD_B0_11
gpioHandleiMXSDK_t D10 = {
    .base = GPIO3, .pinNumber = 11, .mask = 1 << (11), .irq = GPIO3_Combined_0_15_IRQn, .portNumber = GPIO3_NUM};

// LPUART1 Handle
// GPIO_AD_B1_09
gpioHandleiMXSDK_t D0 = {
    .base = GPIO2, .pinNumber = 9, .mask = 1 << (9), .irq = GPIO2_Combined_0_15_IRQn, .portNumber = GPIO2_NUM};
// GPIO_AD_B1_08
gpioHandleiMXSDK_t D1 = {
    .base = GPIO2, .pinNumber = 8, .mask = 1 << (8), .irq = GPIO2_Combined_16_31_IRQn, .portNumber = GPIO2_NUM};

// evkmimxrt1015 Arduino Connector Pin Defintion
gpioHandleiMXSDK_t A0 = {
    .base = GPIO1, .pinNumber = 26, .mask = 1 << (26), .irq = GPIO1_Combined_16_31_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t A1 = {
    .base = GPIO1, .pinNumber = 27, .mask = 1 << (27), .irq = GPIO1_Combined_16_31_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t A2 = {
    .base = GPIO1, .pinNumber = 20, .mask = 1 << (20), .irq = GPIO1_Combined_16_31_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t A3 = {
    .base = GPIO1, .pinNumber = 21, .mask = 1 << (21), .irq = GPIO1_Combined_16_31_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t D2 = {
    .base = GPIO1, .pinNumber = 11, .mask = 1 << (11), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t D3 = {
    .base = GPIO1, .pinNumber = 24, .mask = 1 << (24), .irq = GPIO1_Combined_16_31_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t D4 = {
    .base = GPIO1, .pinNumber = 9, .mask = 1 << (9), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t D5 = {
    .base = GPIO1, .pinNumber = 10, .mask = 1 << (10), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t D6 = {
    .base = GPIO1, .pinNumber = 18, .mask = 1 << (18), .irq = GPIO1_Combined_16_31_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t D7 = {
    .base = GPIO1, .pinNumber = 19, .mask = 1 << (19), .irq = GPIO1_Combined_16_31_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t D8 = {
    .base = GPIO1, .pinNumber = 3, .mask = 1 << (3), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t D9 = {
    .base = GPIO1, .pinNumber = 2, .mask = 1 << (2), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};

// K3S Internal Peripheral Pin Definitions
// LEDs mapped to USER_LED
gpioHandleiMXSDK_t RED_LED = {
    .base = GPIO1, .pinNumber = 9, .mask = 1 << (9), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t GREEN_LED = {
    .base = GPIO1, .pinNumber = 9, .mask = 1 << (9), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t BLUE_LED = {
    .base = GPIO1, .pinNumber = 9, .mask = 1 << (9), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};

// i.MXRT1050 EVK Combo Sensor Pin Definitions
gpioHandleiMXSDK_t INT1 = {
    .base = GPIO1, .pinNumber = 10, .mask = 1 << (10), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};
gpioHandleiMXSDK_t INT2 = {
    .base = GPIO1, .pinNumber = 11, .mask = 1 << (11), .irq = GPIO1_Combined_0_15_IRQn, .portNumber = GPIO1_NUM};

/*
 * Execute the instrument to enter low power.
 */
static void stop(void)
{
    SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk;
    __asm("WFI");
}

/*!
 * @brief Configures the system to WAIT power mode.
 *        API name used from Kinetis family to maintain compatibility.
 *
 * @param Power peripheral base address (dummy).
 * @return Configuration error code.
 */
status_t SMC_SetPowerModeWait(void *arg)
{
    CLOCK_SetMode(kCLOCK_ModeWait);
    stop();

    return kStatus_Success;
}

/*!
 * @brief Configures the system to VLPR power mode.
 *        API name used from Kinetis family to maintain compatibility.
 *
 * @param Power peripheral base address (dummy).
 * @return Configuration error code.
 */
status_t SMC_SetPowerModeVlpr(void *arg)
{
    CLOCK_SetMode(kCLOCK_ModeWait);
    stop();

    return kStatus_Success;
}

/*! @brief       Determines the Clock Frequency feature.
 *  @details     The Clock Frequecny computation API required by fsl_uart_cmsis.c.
 *  @param[in]   void
 *  @Constraints None
 *  @Reentrant   Yes
 *  @return      uint32_t Returns the clock frequency .
 */
uint32_t LPUART1_GetFreq(void)
{
    return CLOCK_GetFreq((clock_name_t)kCLOCK_Lpuart1);
}

/*! @brief       Determines the Clock Frequency feature.
 *  @details     The Clock Frequecny computation API required by fsl_i2c_cmsis.c.
 *  @param[in]   void
 *  @Constraints None
 *  @Reentrant   Yes
 *  @return      uint32_t Returns the clock frequency .
 */
uint32_t LPI2C1_GetFreq(void)
{
    /*Clock setting for LPI2C*/
    CLOCK_SetMux(kCLOCK_Lpi2cMux, LPI2C_CLOCK_SOURCE_SELECT);
    CLOCK_SetDiv(kCLOCK_Lpi2cDiv, LPI2C_CLOCK_SOURCE_DIVIDER);
    return CLOCK_GetFreq((clock_name_t)kCLOCK_Lpi2c1);
}

/*! @brief       Determines the Clock Frequency feature.
 *  @details     The Clock Frequecny computation API required by fsl_spi_cmsis.c.
 *  @param[in]   void
 *  @Constraints None
 *  @Reentrant   Yes
 *  @return      uint32_t Returns the clock frequency .
 */
uint32_t LPSPI1_GetFreq(void)
{
    return CLOCK_GetFreq((clock_name_t)kCLOCK_Lpspi1);
}