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@@ -1,58 +0,0 @@
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-/*
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- * Copyright (c) 2006-2018, RT-Thread Development Team
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- *
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- * SPDX-License-Identifier: Apache-2.0
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- *
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- * Change Logs:
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- * Date Author Notes
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- * 2019-04-14 whj4674672 first version
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- */
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-#include <rtthread.h>
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-#include "stm32h7xx.h"
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-
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-int mpu_init(void)
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-{
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- MPU_Region_InitTypeDef MPU_InitStruct;
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-
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- /* Disable the MPU */
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- HAL_MPU_Disable();
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-
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- /* Configure the MPU attributes as WB for AXI SRAM */
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- MPU_InitStruct.Enable = MPU_REGION_ENABLE;
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- MPU_InitStruct.BaseAddress = 0x24000000;
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- MPU_InitStruct.Size = MPU_REGION_SIZE_512KB;
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- MPU_InitStruct.AccessPermission = MPU_REGION_FULL_ACCESS;
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- MPU_InitStruct.IsBufferable = MPU_ACCESS_BUFFERABLE;
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- MPU_InitStruct.IsCacheable = MPU_ACCESS_CACHEABLE;
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- MPU_InitStruct.IsShareable = MPU_ACCESS_SHAREABLE;
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- MPU_InitStruct.Number = MPU_REGION_NUMBER0;
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- MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL1;
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- MPU_InitStruct.SubRegionDisable = 0X00;
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- MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_ENABLE;
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-
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- HAL_MPU_ConfigRegion(&MPU_InitStruct);
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-
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-#ifdef BSP_USING_SDRAM
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- /* Configure the MPU attributes as WT for SDRAM */
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- MPU_InitStruct.Enable = MPU_REGION_ENABLE;
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- MPU_InitStruct.BaseAddress = 0xC0000000;
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- MPU_InitStruct.Size = MPU_REGION_SIZE_32MB;
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- MPU_InitStruct.AccessPermission = MPU_REGION_FULL_ACCESS;
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- MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE;
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- MPU_InitStruct.IsCacheable = MPU_ACCESS_CACHEABLE;
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- MPU_InitStruct.IsShareable = MPU_ACCESS_NOT_SHAREABLE;
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- MPU_InitStruct.Number = MPU_REGION_NUMBER1;
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- MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0;
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- MPU_InitStruct.SubRegionDisable = 0x00;
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- MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_ENABLE;
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-
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- HAL_MPU_ConfigRegion(&MPU_InitStruct);
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-#endif
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-
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- /* Enable the MPU */
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- HAL_MPU_Enable(MPU_PRIVILEGED_DEFAULT);
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-
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- return 0;
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-
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-}
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-INIT_BOARD_EXPORT(mpu_init);
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