diff --git a/arch/arm/core/cortex_a_r/Kconfig b/arch/arm/core/cortex_a_r/Kconfig
index 4095a277c61..2ee3c945644 100644
--- a/arch/arm/core/cortex_a_r/Kconfig
+++ b/arch/arm/core/cortex_a_r/Kconfig
@@ -93,6 +93,14 @@ config CPU_CORTEX_R7
 	help
 	  This option signifies the use of a Cortex-R7 CPU
 
+config CPU_CORTEX_R8
+	bool
+	select CPU_AARCH32_CORTEX_R
+	select ARMV7_R
+	select ARMV7_R_FP if CPU_HAS_FPU
+	help
+	  This option signifies the use of a Cortex-R8 CPU
+
 config CPU_CORTEX_R52
 	bool
 	select CPU_AARCH32_CORTEX_R
diff --git a/cmake/gcc-m-cpu.cmake b/cmake/gcc-m-cpu.cmake
index 8cb777c4769..6f00283b6b8 100644
--- a/cmake/gcc-m-cpu.cmake
+++ b/cmake/gcc-m-cpu.cmake
@@ -68,6 +68,15 @@ if("${ARCH}" STREQUAL "arm")
     else()
       set(GCC_M_CPU ${GCC_M_CPU}+nofp)
     endif()
+  elseif(CONFIG_CPU_CORTEX_R8)
+    set(GCC_M_CPU cortex-r8)
+    if(CONFIG_FPU AND CONFIG_CPU_HAS_VFP)
+      if(NOT CONFIG_VFP_FEATURE_DOUBLE_PRECISION)
+        set(GCC_M_CPU ${GCC_M_CPU}+nofp.dp)
+      endif()
+    else()
+      set(GCC_M_CPU ${GCC_M_CPU}+nofp)
+    endif()
   elseif(CONFIG_CPU_CORTEX_R52)
     set(GCC_M_CPU cortex-r52)
     if(CONFIG_FPU AND CONFIG_CPU_HAS_VFP)
diff --git a/cmake/gcc-m-fpu.cmake b/cmake/gcc-m-fpu.cmake
index a25cdf05679..d1ce9655b46 100644
--- a/cmake/gcc-m-fpu.cmake
+++ b/cmake/gcc-m-fpu.cmake
@@ -7,7 +7,7 @@ if(CONFIG_FPU)
 
 if("${ARCH}" STREQUAL "arm")
   if(CONFIG_CPU_AARCH32_CORTEX_R)
-    if(CONFIG_CPU_CORTEX_R4 OR CONFIG_CPU_CORTEX_R5) # VFPv3
+    if(CONFIG_CPU_CORTEX_R4 OR CONFIG_CPU_CORTEX_R5 OR CONFIG_CPU_CORTEX_R8) # VFPv3
       if(CONFIG_VFP_FEATURE_DOUBLE_PRECISION)
         set(GCC_M_FPU vfpv3-d16)
       elseif(CONFIG_VFP_FEATURE_SINGLE_PRECISION)
diff --git a/include/zephyr/arch/arm/cortex_a_r/mpu.h b/include/zephyr/arch/arm/cortex_a_r/mpu.h
index e660247e4aa..896b73e20a2 100644
--- a/include/zephyr/arch/arm/cortex_a_r/mpu.h
+++ b/include/zephyr/arch/arm/cortex_a_r/mpu.h
@@ -32,7 +32,7 @@
 #define MPU_RASR_B_Pos                  0
 #define MPU_RASR_B_Msk                  (1UL << MPU_RASR_B_Pos)
 
-#if defined(CONFIG_CPU_CORTEX_R4) || defined(CONFIG_CPU_CORTEX_R5)
+#if defined(CONFIG_CPU_CORTEX_R4) || defined(CONFIG_CPU_CORTEX_R5) || defined(CONFIG_CPU_CORTEX_R8)
 #define ARM_MPU_REGION_SIZE_32B         ((uint8_t)0x04U)
 #define ARM_MPU_REGION_SIZE_64B         ((uint8_t)0x05U)
 #define ARM_MPU_REGION_SIZE_128B        ((uint8_t)0x06U)
diff --git a/modules/cmsis/cmsis_core_a_r.h b/modules/cmsis/cmsis_core_a_r.h
index 9f4514edb47..bef0f602813 100644
--- a/modules/cmsis/cmsis_core_a_r.h
+++ b/modules/cmsis/cmsis_core_a_r.h
@@ -46,6 +46,8 @@ extern "C" {
 #include <core_cr5.h>
 #elif defined(CONFIG_CPU_CORTEX_R7)
 #include <core_cr7.h>
+#elif defined(CONFIG_CPU_CORTEX_R8)
+#include <core_cr8.h>
 #elif defined(CONFIG_CPU_CORTEX_R52)
 #include <core_cr52.h>
 #elif defined(CONFIG_CPU_AARCH32_CORTEX_A)
diff --git a/subsys/mgmt/mcumgr/grp/os_mgmt/include/os_mgmt_processor.h b/subsys/mgmt/mcumgr/grp/os_mgmt/include/os_mgmt_processor.h
index 83b2f598735..71dfda7c193 100644
--- a/subsys/mgmt/mcumgr/grp/os_mgmt/include/os_mgmt_processor.h
+++ b/subsys/mgmt/mcumgr/grp/os_mgmt/include/os_mgmt_processor.h
@@ -83,6 +83,16 @@ extern "C" {
 #else
 #define PROCESSOR_NAME "cortex-r7+nofp"
 #endif
+#elif defined(CONFIG_CPU_CORTEX_R8)
+#if defined(CONFIG_FPU) && defined(CONFIG_CPU_HAS_VFP)
+#if !defined(CONFIG_VFP_FEATURE_DOUBLE_PRECISION)
+#define PROCESSOR_NAME "cortex-r8+nofp.dp"
+#else
+#define PROCESSOR_NAME "cortex-r8"
+#endif
+#else
+#define PROCESSOR_NAME "cortex-r8+nofp"
+#endif
 #elif defined(CONFIG_CPU_CORTEX_R52)
 #if defined(CONFIG_FPU) && defined(CONFIG_CPU_HAS_VFP)
 #if !defined(CONFIG_VFP_FEATURE_DOUBLE_PRECISION)