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soc: nxp: imxrt118x: enable and configure M33 MPU

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Enabled and configured M33 MPU.

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
This commit is contained in:
Yangbo Lu 2024-09-12 11:56:50 +02:00 • committed by Henrik Brix Andersen
commit 7f4c074114
3 changed files with 37 additions and 0 deletions
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1
soc/nxp/imxrt/imxrt118x/CMakeLists.txt
View file

@ -7,6 +7,7 @@
zephyr_sources(soc.c)
if(CONFIG_SOC_MIMXRT1189_CM33)
zephyr_sources(m33/mpu_regions.c)
zephyr_linker_sources(DTCM_SECTION m33/dtcm.ld)
endif()

2
soc/nxp/imxrt/imxrt118x/Kconfig
View file

@ -12,6 +12,8 @@ config SOC_SERIES_IMXRT118X
select CPU_HAS_ARM_SAU if SOC_MIMXRT1189_CM33
select HAS_MCUX
select CPU_HAS_ARM_MPU
select CPU_HAS_CUSTOM_FIXED_SOC_MPU_REGIONS if SOC_MIMXRT1189_CM33
select ARM_MPU if SOC_MIMXRT1189_CM33
select INIT_ARM_PLL
select ARM_TRUSTZONE_M if SOC_MIMXRT1189_CM33
select CPU_HAS_ICACHE if SOC_MIMXRT1189_CM7

34
soc/nxp/imxrt/imxrt118x/m33/mpu_regions.c Normal file
View file

@ -0,0 +1,34 @@
/*
* Copyright 2024 NXP
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/devicetree.h>
#include <zephyr/arch/arm/cortex_m/arm_mpu_mem_cfg.h>
#define REGION_HYPERRAM_BASE_ADDRESS 0x04000000
#define REGION_HYPERRAM_SIZE 0x04000000
#define REGION_DTCM_BASE_ADDRESS 0x20000000
#define REGION_DTCM_SIZE 0x00020000
#define REGION_FLEXSPI_BASE_ADDRESS 0x28000000
#define REGION_FLEXSPI_SIZE 0x08000000
#define REGION_PERIPHERAL_BASE_ADDRESS 0x40000000
#define REGION_PERIPHERAL_SIZE 0x40000000
static const struct arm_mpu_region mpu_regions[] = {
MPU_REGION_ENTRY("HYPERRAM", REGION_HYPERRAM_BASE_ADDRESS,
REGION_RAM_ATTR(REGION_HYPERRAM_BASE_ADDRESS, REGION_HYPERRAM_SIZE)),
MPU_REGION_ENTRY("FLEXSPI", REGION_FLEXSPI_BASE_ADDRESS,
REGION_FLASH_ATTR(REGION_FLEXSPI_BASE_ADDRESS, REGION_FLEXSPI_SIZE)),
MPU_REGION_ENTRY("DTCM", REGION_DTCM_BASE_ADDRESS,
REGION_RAM_NOCACHE_ATTR(REGION_DTCM_BASE_ADDRESS, REGION_DTCM_SIZE)),
MPU_REGION_ENTRY(
"PERIPHERAL", REGION_PERIPHERAL_BASE_ADDRESS,
REGION_DEVICE_ATTR(REGION_PERIPHERAL_BASE_ADDRESS, REGION_PERIPHERAL_SIZE)),
};
const struct arm_mpu_config mpu_config = {
.num_regions = ARRAY_SIZE(mpu_regions),
.mpu_regions = mpu_regions,
};