diff --git a/libcpu/arm/rm48x50/RM48x50.h b/libcpu/arm/cortex-r4/RM48x50.h
similarity index 100%
rename from libcpu/arm/rm48x50/RM48x50.h
rename to libcpu/arm/cortex-r4/RM48x50.h
diff --git a/libcpu/arm/rm48x50/context_ccs.asm b/libcpu/arm/cortex-r4/context_ccs.asm
similarity index 100%
rename from libcpu/arm/rm48x50/context_ccs.asm
rename to libcpu/arm/cortex-r4/context_ccs.asm
diff --git a/libcpu/arm/rm48x50/cpu.c b/libcpu/arm/cortex-r4/cpu.c
similarity index 100%
rename from libcpu/arm/rm48x50/cpu.c
rename to libcpu/arm/cortex-r4/cpu.c
diff --git a/libcpu/arm/rm48x50/interrupt.c b/libcpu/arm/cortex-r4/interrupt.c
similarity index 100%
rename from libcpu/arm/rm48x50/interrupt.c
rename to libcpu/arm/cortex-r4/interrupt.c
diff --git a/libcpu/arm/rm48x50/stack.c b/libcpu/arm/cortex-r4/stack.c
similarity index 100%
rename from libcpu/arm/rm48x50/stack.c
rename to libcpu/arm/cortex-r4/stack.c
diff --git a/libcpu/arm/rm48x50/trap.c b/libcpu/arm/cortex-r4/trap.c
similarity index 100%
rename from libcpu/arm/rm48x50/trap.c
rename to libcpu/arm/cortex-r4/trap.c