fix freertos build with nrf

hw/bsp/nrf/family.mk

@@ -3,8 +3,8 @@ DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/nordic/nrfx
 
 include $(TOP)/$(BOARD_PATH)/board.mk
 
+# nRF52 is cortex-m4, nRF53 is cortex-m33
 CPU_CORE ?= cortex-m4
-
 include $(TOP)/tools/make/cpu/$(CPU_CORE).mk
 
 CFLAGS += \
@@ -36,8 +36,5 @@ SRC_S += hw/mcu/nordic/nrfx/mdk/gcc_startup_$(MCU_VARIANT).S
 
 ASFLAGS += -D__HEAP_SIZE=0
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
-
 # For flash-jlink target
 JLINK_DEVICE ?= $(MCU_VARIANT)_xxaa

tools/make/cpu/cortex-m33.mk

@@ -6,6 +6,7 @@ ifeq ($(TOOLCHAIN),gcc)
     -mfpu=fpv5-d16 \
 
   #set(FREERTOS_PORT GCC_ARM_CM33_NONSECURE CACHE INTERNAL "")
+  FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM33_NTZ/non_secure
 else ifeq ($(TOOLCHAIN),iar)
   # TODO support IAR
 endif

tools/make/cpu/cortex-m4.mk

@@ -6,6 +6,7 @@ ifeq ($(TOOLCHAIN),gcc)
     -mfpu=fpv4-sp-d16 \
 
   #set(FREERTOS_PORT GCC_ARM_CM4F CACHE INTERNAL "")
+  FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
 else ifeq ($(TOOLCHAIN),iar)
   # TODO support IAR
 endif

tools/make/cpu/cortex-m7.mk

@@ -6,6 +6,7 @@ ifeq ($(TOOLCHAIN),gcc)
     -mfpu=fpv5-d16 \
 
   #set(FREERTOS_PORT GCC_ARM_CM7 CACHE INTERNAL "")
+  FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM7/r0p1
 else ifeq ($(TOOLCHAIN),iar)
   # TODO support IAR
 endif