soc: arm: arm: remove custom fixed MPU region definition

We remove the custom fixed MPU region definition from ARM
- Beetle
- Musca_a
- Musca_b1
- MPS2 (an385 and an521)
SoC definitions, as the common fixed MPU region definition
is now used.

Signed-off-by: Ioannis Glaropoulos <Ioannis.Glaropoulos@nordicsemi.no>

soc/arm/arm/beetle/CMakeLists.txt

@@ -4,4 +4,3 @@ zephyr_sources(
   soc.c
   power.c
   )
-zephyr_sources_ifdef(CONFIG_ARM_MPU arm_mpu_regions.c)

soc/arm/arm/beetle/arm_mpu_regions.c

@@ -1,24 +0,0 @@
-/*
- * Copyright (c) 2017 Linaro Limited.
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include <soc.h>
-#include <arch/arm/cortex_m/mpu/arm_mpu.h>
-
-static const struct arm_mpu_region mpu_regions[] = {
-	/* Region 0 */
-	MPU_REGION_ENTRY("FLASH_0",
-			 CONFIG_FLASH_BASE_ADDRESS,
-			 REGION_FLASH_ATTR(REGION_256K)),
-	/* Region 1 */
-	MPU_REGION_ENTRY("RAM_0",
-			 CONFIG_SRAM_BASE_ADDRESS,
-			 REGION_RAM_ATTR(REGION_128K)),
-};
-
-const struct arm_mpu_config mpu_config = {
-	.num_regions = ARRAY_SIZE(mpu_regions),
-	.mpu_regions = mpu_regions,
-};

soc/arm/arm/mps2/CMakeLists.txt

@@ -2,5 +2,4 @@
 
 zephyr_sources(
   soc.c
-  arm_mpu_regions.c
   )

soc/arm/arm/mps2/arm_mpu_regions.c

@@ -1,35 +0,0 @@
-/*
- * Copyright (c) 2017-2019 Linaro Limited.
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include <generated_dts_board.h>
-
-#include <soc.h>
-#include <arch/arm/cortex_m/mpu/arm_mpu.h>
-
-#if defined(CONFIG_ARMV8_M_BASELINE) || \
-    defined(CONFIG_ARMV8_M_MAINLINE)
-#define MPS2_FLASH_ATTR REGION_FLASH_ATTR(CONFIG_FLASH_BASE_ADDRESS, CONFIG_FLASH_SIZE*1024)
-#define MPS2_RAM_ATTR REGION_RAM_ATTR(CONFIG_SRAM_BASE_ADDRESS, CONFIG_SRAM_SIZE*1024)
-#else
-#define MPS2_FLASH_ATTR REGION_FLASH_ATTR(REGION_4M)
-#define MPS2_RAM_ATTR REGION_RAM_ATTR(REGION_2M)
-#endif
-
-static const struct arm_mpu_region mpu_regions[] = {
-	/* Region 0 */
-	MPU_REGION_ENTRY("FLASH_0",
-			 CONFIG_FLASH_BASE_ADDRESS,
-			 MPS2_FLASH_ATTR),
-
-	MPU_REGION_ENTRY("SRAM_0",
-			 CONFIG_SRAM_BASE_ADDRESS,
-			 MPS2_RAM_ATTR)
-};
-
-const struct arm_mpu_config mpu_config = {
-	.num_regions = ARRAY_SIZE(mpu_regions),
-	.mpu_regions = mpu_regions,
-};

soc/arm/arm/musca_a/CMakeLists.txt

@@ -6,5 +6,4 @@
 
 zephyr_sources(
   soc.c
-  arm_mpu_regions.c
   )

soc/arm/arm/musca_a/arm_mpu_regions.c

@@ -1,26 +0,0 @@
-/*
- * Copyright (c) 2018 Linaro Limited.
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include <soc.h>
-#include <arch/arm/cortex_m/mpu/arm_mpu.h>
-
-static const struct arm_mpu_region mpu_regions[] = {
-	/* Region 0 */
-	{ CONFIG_FLASH_BASE_ADDRESS,
-	  "FLASH_0",
-	   REGION_FLASH_ATTR(CONFIG_FLASH_BASE_ADDRESS,
-			     CONFIG_FLASH_SIZE*1024)},
-	/* Region 1 */
-	{ CONFIG_SRAM_BASE_ADDRESS,
-	  "SRAM_0",
-	  REGION_RAM_ATTR(CONFIG_SRAM_BASE_ADDRESS,
-			  CONFIG_SRAM_SIZE*1024)}
-};
-
-const struct arm_mpu_config mpu_config = {
-	.num_regions = ARRAY_SIZE(mpu_regions),
-	.mpu_regions = mpu_regions,
-};

soc/arm/arm/musca_b1/CMakeLists.txt

@@ -6,5 +6,4 @@
 
 zephyr_sources(
   soc.c
-  arm_mpu_regions.c
   )

soc/arm/arm/musca_b1/arm_mpu_regions.c

@@ -1,26 +0,0 @@
-/*
- * Copyright (c) 2018 Linaro Limited.
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include <soc.h>
-#include <arch/arm/cortex_m/mpu/arm_mpu.h>
-
-static const struct arm_mpu_region mpu_regions[] = {
-	/* Region 0 */
-	{ CONFIG_FLASH_BASE_ADDRESS,
-	  "FLASH_0",
-	   REGION_FLASH_ATTR(CONFIG_FLASH_BASE_ADDRESS,
-			     CONFIG_FLASH_SIZE*1024)},
-	/* Region 1 */
-	{ CONFIG_SRAM_BASE_ADDRESS,
-	  "SRAM_0",
-	  REGION_RAM_ATTR(CONFIG_SRAM_BASE_ADDRESS,
-			  CONFIG_SRAM_SIZE*1024)}
-};
-
-const struct arm_mpu_config mpu_config = {
-	.num_regions = ARRAY_SIZE(mpu_regions),
-	.mpu_regions = mpu_regions,
-};