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rt-thread-official/bsp/imxrt/imxrt1170-nxp-evk/board/board.c

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add rt1170/rt1020 bsp (#5927) * add rt1170 bsp * add rt1020 bsp
2022-05-19 14:06:35 +08:00
/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2009-01-05 Bernard first implementation
*/
#include <rthw.h>
#include <rtthread.h>
#include "board.h"
#include "pin_mux.h"
#include "fsl_iomuxc.h"
#include "fsl_gpio.h"
#ifdef BSP_USING_DMA
#include "fsl_dmamux.h"
#include "fsl_edma.h"
#endif
#define NVIC_PRIORITYGROUP_0 0x00000007U /*!< 0 bits for pre-emption priority
4 bits for subpriority */
#define NVIC_PRIORITYGROUP_1 0x00000006U /*!< 1 bits for pre-emption priority
3 bits for subpriority */
#define NVIC_PRIORITYGROUP_2 0x00000005U /*!< 2 bits for pre-emption priority
2 bits for subpriority */
#define NVIC_PRIORITYGROUP_3 0x00000004U /*!< 3 bits for pre-emption priority
1 bits for subpriority */
#define NVIC_PRIORITYGROUP_4 0x00000003U /*!< 4 bits for pre-emption priority
0 bits for subpriority */
/* MPU configuration. */
static void BOARD_ConfigMPU(void)
{
#if defined(__CC_ARM) || defined(__ARMCC_VERSION)
extern uint32_t Image$$RW_m_ncache$$Base[];
/* RW_m_ncache_unused is a auxiliary region which is used to get the whole size of noncache section */
extern uint32_t Image$$RW_m_ncache_unused$$Base[];
extern uint32_t Image$$RW_m_ncache_unused$$ZI$$Limit[];
uint32_t nonCacheStart = (uint32_t)Image$$RW_m_ncache$$Base;
uint32_t size = ((uint32_t)Image$$RW_m_ncache_unused$$Base == nonCacheStart) ?
0 :
((uint32_t)Image$$RW_m_ncache_unused$$ZI$$Limit - nonCacheStart);
#elif defined(__MCUXPRESSO)
#if defined(__USE_SHMEM)
extern uint32_t __base_rpmsg_sh_mem;
extern uint32_t __top_rpmsg_sh_mem;
uint32_t nonCacheStart = (uint32_t)(&__base_rpmsg_sh_mem);
uint32_t size = (uint32_t)(&__top_rpmsg_sh_mem) - nonCacheStart;
#else
extern uint32_t __base_NCACHE_REGION;
extern uint32_t __top_NCACHE_REGION;
uint32_t nonCacheStart = (uint32_t)(&__base_NCACHE_REGION);
uint32_t size = (uint32_t)(&__top_NCACHE_REGION) - nonCacheStart;
#endif
#elif defined(__ICCARM__) || defined(__GNUC__)
extern uint32_t __NCACHE_REGION_START[];
extern uint32_t __NCACHE_REGION_SIZE[];
uint32_t nonCacheStart = (uint32_t)__NCACHE_REGION_START;
uint32_t size = (uint32_t)__NCACHE_REGION_SIZE;
#endif
volatile uint32_t i = 0;
#if defined(__ICACHE_PRESENT) && __ICACHE_PRESENT
/* Disable I cache and D cache */
if (SCB_CCR_IC_Msk == (SCB_CCR_IC_Msk & SCB->CCR))
{
SCB_DisableICache();
}
#endif
#if defined(__DCACHE_PRESENT) && __DCACHE_PRESENT
if (SCB_CCR_DC_Msk == (SCB_CCR_DC_Msk & SCB->CCR))
{
SCB_DisableDCache();
}
#endif
/* Disable MPU */
ARM_MPU_Disable();
/* MPU configure:
* Use ARM_MPU_RASR(DisableExec, AccessPermission, TypeExtField, IsShareable, IsCacheable, IsBufferable,
* SubRegionDisable, Size)
* API in mpu_armv7.h.
* param DisableExec Instruction access (XN) disable bit,0=instruction fetches enabled, 1=instruction fetches
* disabled.
* param AccessPermission Data access permissions, allows you to configure read/write access for User and
* Privileged mode.
* Use MACROS defined in mpu_armv7.h:
* ARM_MPU_AP_NONE/ARM_MPU_AP_PRIV/ARM_MPU_AP_URO/ARM_MPU_AP_FULL/ARM_MPU_AP_PRO/ARM_MPU_AP_RO
* Combine TypeExtField/IsShareable/IsCacheable/IsBufferable to configure MPU memory access attributes.
* TypeExtField IsShareable IsCacheable IsBufferable Memory Attribtue Shareability Cache
* 0 x 0 0 Strongly Ordered shareable
* 0 x 0 1 Device shareable
* 0 0 1 0 Normal not shareable Outer and inner write
* through no write allocate
* 0 0 1 1 Normal not shareable Outer and inner write
* back no write allocate
* 0 1 1 0 Normal shareable Outer and inner write
* through no write allocate
* 0 1 1 1 Normal shareable Outer and inner write
* back no write allocate
* 1 0 0 0 Normal not shareable outer and inner
* noncache
* 1 1 0 0 Normal shareable outer and inner
* noncache
* 1 0 1 1 Normal not shareable outer and inner write
* back write/read acllocate
* 1 1 1 1 Normal shareable outer and inner write
* back write/read acllocate
* 2 x 0 0 Device not shareable
* Above are normal use settings, if your want to see more details or want to config different inner/outter cache
* policy.
* please refer to Table 4-55 /4-56 in arm cortex-M7 generic user guide <dui0646b_cortex_m7_dgug.pdf>
* param SubRegionDisable Sub-region disable field. 0=sub-region is enabled, 1=sub-region is disabled.
* param Size Region size of the region to be configured. use ARM_MPU_REGION_SIZE_xxx MACRO in
* mpu_armv7.h.
*/
/* Region 0 setting: Instruction access disabled, No data access permission. */
MPU->RBAR = ARM_MPU_RBAR(0, 0x00000000U);
MPU->RASR = ARM_MPU_RASR(1, ARM_MPU_AP_NONE, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_4GB);
/* Region 1 setting: Memory with Device type, not shareable, non-cacheable. */
MPU->RBAR = ARM_MPU_RBAR(1, 0x80000000U);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_512MB);
/* Region 2 setting: Memory with Device type, not shareable, non-cacheable. */
MPU->RBAR = ARM_MPU_RBAR(2, 0x60000000U);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_512MB);
/* Region 3 setting: Memory with Device type, not shareable, non-cacheable. */
MPU->RBAR = ARM_MPU_RBAR(3, 0x00000000U);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_1GB);
/* Region 4 setting: Memory with Normal type, not shareable, outer/inner write back */
MPU->RBAR = ARM_MPU_RBAR(4, 0x00000000U);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_256KB);
/* Region 5 setting: Memory with Normal type, not shareable, outer/inner write back */
MPU->RBAR = ARM_MPU_RBAR(5, 0x20000000U);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_256KB);
/* Region 6 setting: Memory with Normal type, not shareable, outer/inner write back */
MPU->RBAR = ARM_MPU_RBAR(6, 0x20200000U);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_1MB);
/* Region 7 setting: Memory with Normal type, not shareable, outer/inner write back */
MPU->RBAR = ARM_MPU_RBAR(7, 0x20300000U);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_512KB);
#if defined(XIP_EXTERNAL_FLASH) && (XIP_EXTERNAL_FLASH == 1)
/* Region 8 setting: Memory with Normal type, not shareable, outer/inner write back. */
MPU->RBAR = ARM_MPU_RBAR(8, 0x30000000U);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_RO, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_16MB);
#endif
#ifdef USE_SDRAM
/* Region 9 setting: Memory with Normal type, not shareable, outer/inner write back */
MPU->RBAR = ARM_MPU_RBAR(9, 0x80000000U);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 0, 0, 1, 1, 0, ARM_MPU_REGION_SIZE_64MB);
#endif
while ((size >> i) > 0x1U)
{
i++;
}
if (i != 0)
{
/* The MPU region size should be 2^N, 5<=N<=32, region base should be multiples of size. */
assert(!(nonCacheStart % size));
assert(size == (uint32_t)(1 << i));
assert(i >= 5);
/* Region 10 setting: Memory with Normal type, not shareable, non-cacheable */
MPU->RBAR = ARM_MPU_RBAR(10, nonCacheStart);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 1, 0, 0, 0, 0, i - 1);
}
/* Region 11 setting: Memory with Device type, not shareable, non-cacheable */
MPU->RBAR = ARM_MPU_RBAR(11, 0x40000000);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_16MB);
/* Region 12 setting: Memory with Device type, not shareable, non-cacheable */
MPU->RBAR = ARM_MPU_RBAR(12, 0x41000000);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_2MB);
/* Region 13 setting: Memory with Device type, not shareable, non-cacheable */
MPU->RBAR = ARM_MPU_RBAR(13, 0x41400000);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_1MB);
/* Region 14 setting: Memory with Device type, not shareable, non-cacheable */
MPU->RBAR = ARM_MPU_RBAR(14, 0x41800000);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_2MB);
/* Region 15 setting: Memory with Device type, not shareable, non-cacheable */
MPU->RBAR = ARM_MPU_RBAR(15, 0x42000000);
MPU->RASR = ARM_MPU_RASR(0, ARM_MPU_AP_FULL, 2, 0, 0, 0, 0, ARM_MPU_REGION_SIZE_1MB);
/* Enable MPU */
ARM_MPU_Enable(MPU_CTRL_PRIVDEFENA_Msk);
/* Enable I cache and D cache */
#if defined(__DCACHE_PRESENT) && __DCACHE_PRESENT
SCB_EnableDCache();
#endif
#if defined(__ICACHE_PRESENT) && __ICACHE_PRESENT
SCB_EnableICache();
#endif
}
/* This is the timer interrupt service routine. */
void SysTick_Handler(void)
{
/* enter interrupt */
rt_interrupt_enter();
rt_tick_increase();
/* leave interrupt */
rt_interrupt_leave();
}
#ifdef BSP_USING_LPUART
void imxrt_uart_pins_init(void)
{
#ifdef BSP_USING_LPUART1
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_24_LPUART1_TXD, /* GPIO_AD_B0_12 is configured as LPUART1_TX */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_25_LPUART1_RXD, /* GPIO_AD_B0_13 is configured as LPUART1_RX */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_24_LPUART1_TXD, /* GPIO_AD_B0_12 PAD functional properties : */
0x10B0u); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: R0/6
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 100K Ohm Pull Down
Hyst. Enable Field: Hysteresis Disabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_25_LPUART1_RXD, /* GPIO_AD_B0_13 PAD functional properties : */
0x10B0u); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: R0/6
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 100K Ohm Pull Down
Hyst. Enable Field: Hysteresis Disabled */
#endif
#ifdef BSP_USING_LPUART2
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_02_LPUART2_TX,
0U);
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_03_LPUART2_RX,
0U);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_02_LPUART2_TX,
0x10B0u);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_03_LPUART2_RX,
0x10B0u);
#endif
#ifdef BSP_USING_LPUART3
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_06_LPUART3_TX,
0U);
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_07_LPUART3_RX,
0U);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_06_LPUART3_TX,
0x10B0u);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_07_LPUART3_RX,
0x10B0u);
#endif
#ifdef BSP_USING_LPUART4
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_00_LPUART4_TX,
0U);
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_01_LPUART4_RX,
0U);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B1_00_LPUART4_TX,
0x10B0u);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B1_01_LPUART4_RX,
0x10B0u);
#endif
#ifdef BSP_USING_LPUART5
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_12_LPUART5_TX,
0U);
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_13_LPUART5_RX,
0U);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B1_12_LPUART5_TX,
0x10B0u);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B1_13_LPUART5_RX,
0x10B0u);
#endif
#ifdef BSP_USING_LPUART6
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B0_02_LPUART6_TX,
0U);
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B0_03_LPUART6_RX,
0U);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B0_02_LPUART6_TX,
0x10B0u);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B0_03_LPUART6_RX,
0x10B0u);
#endif
#ifdef BSP_USING_LPUART7
IOMUXC_SetPinMux(
IOMUXC_GPIO_EMC_31_LPUART7_TX,
0U);
IOMUXC_SetPinMux(
IOMUXC_GPIO_EMC_32_LPUART7_RX,
0U);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_EMC_31_LPUART7_TX,
0x10B0u);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_EMC_32_LPUART7_RX,
0x10B0u);
#endif
#ifdef BSP_USING_LPUART8
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_10_LPUART8_TX,
0U);
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_11_LPUART8_RX,
0U);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_10_LPUART8_TX,
0x10B0u);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_11_LPUART8_RX,
0x10B0u);
#endif
}
#endif /* BSP_USING_LPUART */
#ifdef BSP_USING_SDIO
void imxrt_SDcard_pins_init(void)
{
CLOCK_EnableClock(kCLOCK_Iomuxc); /* LPCG on: LPCG is ON. */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_34_USDHC1_VSELECT, /* GPIO_AD_34 is configured as USDHC1_VSELECT */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_35_GPIO10_IO02, /* GPIO_AD_35 is configured as GPIO10_IO02 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B1_00_USDHC1_CMD, /* GPIO_SD_B1_00 is configured as USDHC1_CMD */
1U); /* Software Input On Field: Force input path of pad GPIO_SD_B1_00 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B1_01_USDHC1_CLK, /* GPIO_SD_B1_01 is configured as USDHC1_CLK */
1U); /* Software Input On Field: Force input path of pad GPIO_SD_B1_01 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B1_02_USDHC1_DATA0, /* GPIO_SD_B1_02 is configured as USDHC1_DATA0 */
1U); /* Software Input On Field: Force input path of pad GPIO_SD_B1_02 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B1_03_USDHC1_DATA1, /* GPIO_SD_B1_03 is configured as USDHC1_DATA1 */
1U); /* Software Input On Field: Force input path of pad GPIO_SD_B1_03 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B1_04_USDHC1_DATA2, /* GPIO_SD_B1_04 is configured as USDHC1_DATA2 */
1U); /* Software Input On Field: Force input path of pad GPIO_SD_B1_04 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B1_05_USDHC1_DATA3, /* GPIO_SD_B1_05 is configured as USDHC1_DATA3 */
1U); /* Software Input On Field: Force input path of pad GPIO_SD_B1_05 */
IOMUXC_GPR->GPR43 = ((IOMUXC_GPR->GPR43 &
(~(IOMUXC_GPR_GPR43_GPIO_MUX3_GPIO_SEL_HIGH_MASK))) /* Mask bits to zero which are setting */
| IOMUXC_GPR_GPR43_GPIO_MUX3_GPIO_SEL_HIGH(0x8000U) /* GPIO3 and CM7_GPIO3 share same IO MUX function, GPIO_MUX3 selects one GPIO function: 0x8000U */
);
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B1_00_USDHC1_CMD, /* GPIO_SD_B1_00 PAD functional properties : */
0x04U); /* PDRV Field: high drive strength
Pull Down Pull Up Field: Internal pullup resistor enabled
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B1_01_USDHC1_CLK, /* GPIO_SD_B1_01 PAD functional properties : */
0x0CU); /* PDRV Field: high drive strength
Pull Down Pull Up Field: No Pull
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B1_02_USDHC1_DATA0, /* GPIO_SD_B1_02 PAD functional properties : */
0x04U); /* PDRV Field: high drive strength
Pull Down Pull Up Field: Internal pullup resistor enabled
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B1_03_USDHC1_DATA1, /* GPIO_SD_B1_03 PAD functional properties : */
0x04U); /* PDRV Field: high drive strength
Pull Down Pull Up Field: Internal pullup resistor enabled
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B1_04_USDHC1_DATA2, /* GPIO_SD_B1_04 PAD functional properties : */
0x04U); /* PDRV Field: high drive strength
Pull Down Pull Up Field: Internal pullup resistor enabled
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B1_05_USDHC1_DATA3, /* GPIO_SD_B1_05 PAD functional properties : */
0x04U); /* PDRV Field: high drive strength
Pull Down Pull Up Field: Internal pullup resistor enabled
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
}
#endif
#ifdef BSP_USING_ETH
void imxrt_eth_pins_init(void) {
CLOCK_EnableClock(kCLOCK_Iomuxc); /* LPCG on: LPCG is ON. */
CLOCK_EnableClock(kCLOCK_Iomuxc_Lpsr); /* LPCG on: LPCG is ON. */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_12_GPIO9_IO11, /* GPIO_AD_12 is configured as GPIO9_IO11 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_24_LPUART1_TXD, /* GPIO_AD_24 is configured as LPUART1_TXD */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_25_LPUART1_RXD, /* GPIO_AD_25 is configured as LPUART1_RXD */
1U); /* Software Input On Field: Force input path of pad GPIO_AD_25 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_32_ENET_MDC, /* GPIO_AD_32 is configured as ENET_MDC */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_33_ENET_MDIO, /* GPIO_AD_33 is configured as ENET_MDIO */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_DISP_B2_02_ENET_TX_DATA00, /* GPIO_DISP_B2_02 is configured as ENET_TX_DATA00 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_DISP_B2_03_ENET_TX_DATA01, /* GPIO_DISP_B2_03 is configured as ENET_TX_DATA01 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_DISP_B2_04_ENET_TX_EN, /* GPIO_DISP_B2_04 is configured as ENET_TX_EN */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_DISP_B2_05_ENET_REF_CLK, /* GPIO_DISP_B2_05 is configured as ENET_REF_CLK */
1U); /* Software Input On Field: Force input path of pad GPIO_DISP_B2_05 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_DISP_B2_06_ENET_RX_DATA00, /* GPIO_DISP_B2_06 is configured as ENET_RX_DATA00 */
1U); /* Software Input On Field: Force input path of pad GPIO_DISP_B2_06 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_DISP_B2_07_ENET_RX_DATA01, /* GPIO_DISP_B2_07 is configured as ENET_RX_DATA01 */
1U); /* Software Input On Field: Force input path of pad GPIO_DISP_B2_07 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_DISP_B2_08_ENET_RX_EN, /* GPIO_DISP_B2_08 is configured as ENET_RX_EN */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_DISP_B2_09_ENET_RX_ER, /* GPIO_DISP_B2_09 is configured as ENET_RX_ER */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_GPR->GPR4 = ((IOMUXC_GPR->GPR4 &
(~(IOMUXC_GPR_GPR4_ENET_REF_CLK_DIR_MASK))) /* Mask bits to zero which are setting */
| IOMUXC_GPR_GPR4_ENET_REF_CLK_DIR(0x01U) /* ENET_REF_CLK direction control: 0x01U */
);
IOMUXC_SetPinMux(
IOMUXC_GPIO_LPSR_12_GPIO12_IO12, /* GPIO_LPSR_12 is configured as GPIO12_IO12 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_12_GPIO9_IO11, /* GPIO_AD_12 PAD functional properties : */
0x06U); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Enable
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_24_LPUART1_TXD, /* GPIO_AD_24 PAD functional properties : */
0x06U); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Enable
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_25_LPUART1_RXD, /* GPIO_AD_25 PAD functional properties : */
0x06U); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Enable
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_DISP_B2_02_ENET_TX_DATA00, /* GPIO_DISP_B2_02 PAD functional properties : */
0x02U); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Disable, Highz
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_DISP_B2_03_ENET_TX_DATA01, /* GPIO_DISP_B2_03 PAD functional properties : */
0x02U); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Disable, Highz
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_DISP_B2_04_ENET_TX_EN, /* GPIO_DISP_B2_04 PAD functional properties : */
0x02U); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Disable, Highz
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_DISP_B2_05_ENET_REF_CLK, /* GPIO_DISP_B2_05 PAD functional properties : */
0x03U); /* Slew Rate Field: Fast Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Disable, Highz
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_DISP_B2_06_ENET_RX_DATA00, /* GPIO_DISP_B2_06 PAD functional properties : */
0x06U); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Enable
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_DISP_B2_07_ENET_RX_DATA01, /* GPIO_DISP_B2_07 PAD functional properties : */
0x06U); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Enable
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_DISP_B2_08_ENET_RX_EN, /* GPIO_DISP_B2_08 PAD functional properties : */
0x06U); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Enable
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_DISP_B2_09_ENET_RX_ER, /* GPIO_DISP_B2_09 PAD functional properties : */
0x06U); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high drive strength
Pull / Keep Select Field: Pull Enable
Pull Up / Down Config. Field: Weak pull down
Open Drain Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_LPSR_12_GPIO12_IO12, /* GPIO_LPSR_12 PAD functional properties : */
0x0EU); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: high driver
Pull / Keep Select Field: Pull Enable
Pull Up / Down Config. Field: Weak pull up
Open Drain LPSR Field: Disabled
Domain write protection: Both cores are allowed
Domain write protection lock: Neither of DWP bits is locked */
}
#endif
void rt_hw_us_delay(rt_uint32_t us)
{
}
void rt_hw_board_init()
{
BOARD_ConfigMPU();
BOARD_InitPins();
BOARD_BootClockRUN();
NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);
#ifdef BSP_USING_LPUART
imxrt_uart_pins_init();
#endif
#ifdef RT_USING_HEAP
rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
#endif
#ifdef RT_USING_COMPONENTS_INIT
rt_components_board_init();
#endif
#ifdef RT_USING_CONSOLE
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
#ifdef BSP_USING_SDIO
imxrt_SDcard_pins_init();
#endif
#ifdef BSP_USING_ETH
imxrt_eth_pins_init();
#endif
}