add CPU_CORE for all family

22 files changed, 23 insertions, 134 deletions

diff --git a/hw/bsp/lpc11/family.mk b/hw/bsp/lpc11/family.mk
index eb427c09d..dee85da90 100644
--- a/hw/bsp/lpc11/family.mk
+++ b/hw/bsp/lpc11/family.mk
@@ -2,12 +2,10 @@ DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
 
 MCU_DIR = hw/mcu/nxp/lpcopen/lpc$(MCU)/lpc_chip_$(MCU)
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -nostdlib \
   -D__USE_LPCOPEN \
   -DCFG_TUSB_MCU=OPT_MCU_LPC11UXX \
@@ -36,8 +34,5 @@ endif
 INC += \
 	$(TOP)/$(MCU_DIR)/inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
 # For flash-jlink target
 JLINK_DEVICE = LPC11U68
diff --git a/hw/bsp/lpc13/family.mk b/hw/bsp/lpc13/family.mk
index 28f98e4ca..10cf4969d 100644
--- a/hw/bsp/lpc13/family.mk
+++ b/hw/bsp/lpc13/family.mk
@@ -2,12 +2,10 @@ DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
 
 MCU_DIR = hw/mcu/nxp/lpcopen/lpc13xx/lpc_chip_13xx
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
   -nostdlib \
   -DCORE_M3 \
   -D__USE_LPCOPEN \
@@ -34,6 +32,3 @@ SRC_C += \
 
 INC += \
 	$(TOP)/$(MCU_DIR)/inc
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
diff --git a/hw/bsp/lpc15/family.mk b/hw/bsp/lpc15/family.mk
index 0ad1220d6..9f489832f 100644
--- a/hw/bsp/lpc15/family.mk
+++ b/hw/bsp/lpc15/family.mk
@@ -1,12 +1,10 @@
 DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
   -nostdlib \
   -DCORE_M3 \
   -D__USE_LPCOPEN \
@@ -34,6 +32,3 @@ SRC_C += \
 INC += \
 	$(TOP)/$(BOARD_PATH) \
 	$(TOP)/$(MCU_DIR)/inc
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
diff --git a/hw/bsp/lpc17/family.mk b/hw/bsp/lpc17/family.mk
index af01b55a8..abf6abe13 100644
--- a/hw/bsp/lpc17/family.mk
+++ b/hw/bsp/lpc17/family.mk
@@ -2,12 +2,10 @@ DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
 
 MCU_DIR = hw/mcu/nxp/lpcopen/lpc175x_6x/lpc_chip_175x_6x
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
   -nostdlib \
   -DCORE_M3 \
   -D__USE_LPCOPEN \
@@ -35,6 +33,3 @@ SRC_C += \
 
 INC += \
 	$(TOP)/$(MCU_DIR)/inc
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
diff --git a/hw/bsp/lpc18/family.mk b/hw/bsp/lpc18/family.mk
index fbe6ad834..9d0f85c20 100644
--- a/hw/bsp/lpc18/family.mk
+++ b/hw/bsp/lpc18/family.mk
@@ -1,12 +1,10 @@
 DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
   -nostdlib \
   -DCORE_M3 \
   -D__USE_LPCOPEN \
@@ -32,6 +30,3 @@ INC += \
 	$(TOP)/$(BOARD_PATH) \
 	$(TOP)/$(MCU_DIR)/inc \
 	$(TOP)/$(MCU_DIR)/inc/config_18xx
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
diff --git a/hw/bsp/lpc51/family.mk b/hw/bsp/lpc51/family.mk
index bfca2f6b1..df5a9958e 100644
--- a/hw/bsp/lpc51/family.mk
+++ b/hw/bsp/lpc51/family.mk
@@ -3,12 +3,10 @@ DEPS_SUBMODULES += $(SDK_DIR) lib/CMSIS_5
 
 MCU_DIR = $(SDK_DIR)/devices/$(MCU)
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -DCFG_TUSB_MCU=OPT_MCU_LPC51UXX \
   -DCFG_TUSB_MEM_ALIGN='__attribute__((aligned(64)))'
 
@@ -40,6 +38,3 @@ INC += \
 SRC_S += $(MCU_DIR)/gcc/startup_$(MCU).S
 
 LIBS += $(TOP)/$(MCU_DIR)/gcc/libpower.a
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
diff --git a/hw/bsp/lpc54/family.mk b/hw/bsp/lpc54/family.mk
index f52b9b5eb..7d8bb86cd 100644
--- a/hw/bsp/lpc54/family.mk
+++ b/hw/bsp/lpc54/family.mk
@@ -2,14 +2,10 @@ SDK_DIR = hw/mcu/nxp/mcux-sdk
 DEPS_SUBMODULES += $(SDK_DIR) lib/CMSIS_5
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -DCFG_TUSB_MCU=OPT_MCU_LPC54XXX \
   -DCFG_TUSB_MEM_ALIGN='__attribute__((aligned(64)))'
 
@@ -49,6 +45,3 @@ INC += \
 	$(TOP)/$(SDK_DIR)/drivers/lpc_gpio
 
 SRC_S += $(MCU_DIR)/gcc/startup_$(MCU_CORE).S
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
diff --git a/hw/bsp/lpc55/family.mk b/hw/bsp/lpc55/family.mk
index f9dabcfa3..a87fa5acf 100644
--- a/hw/bsp/lpc55/family.mk
+++ b/hw/bsp/lpc55/family.mk
@@ -3,17 +3,13 @@ SDK_DIR = hw/mcu/nxp/mcux-sdk
 DEPS_SUBMODULES += lib/CMSIS_5 lib/sct_neopixel $(SDK_DIR)
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m33
 
 # Default to Highspeed PORT1
 PORT ?= 1
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m33 \
-  -mfloat-abi=hard \
-  -mfpu=fpv5-sp-d16 \
   -DCFG_TUSB_MCU=OPT_MCU_LPC55XX \
   -DCFG_TUSB_MEM_ALIGN='__attribute__((aligned(64)))' \
   -DBOARD_TUD_RHPORT=$(PORT)
@@ -63,6 +59,3 @@ INC += \
 SRC_S += $(MCU_DIR)/gcc/startup_$(MCU_CORE).S
 
 LIBS += $(TOP)/$(MCU_DIR)/gcc/libpower_hardabi.a
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM33_NTZ/non_secure
diff --git a/hw/bsp/mcx/family.mk b/hw/bsp/mcx/family.mk
index 2722c2038..e384aa8eb 100644
--- a/hw/bsp/mcx/family.mk
+++ b/hw/bsp/mcx/family.mk
@@ -4,9 +4,7 @@ SDK_DIR = hw/mcu/nxp/mcux-sdk
 DEPS_SUBMODULES += $(SDK_DIR) lib/CMSIS_5
 
 include $(TOP)/$(BOARD_PATH)/board.mk
-
 CPU_CORE ?= cortex-m33
-include $(TOP)/tools/make/cpu/$(CPU_CORE).mk
 
 # Default to Highspeed PORT1
 PORT ?= 1
diff --git a/hw/bsp/mm32/family.mk b/hw/bsp/mm32/family.mk
index 81af0d166..d5b6e315a 100644
--- a/hw/bsp/mm32/family.mk
+++ b/hw/bsp/mm32/family.mk
@@ -3,13 +3,10 @@ SDK_DIR = hw/mcu/mindmotion/mm32sdk
 DEPS_SUBMODULES += lib/CMSIS_5 $(SDK_DIR)
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
-  -mfloat-abi=soft \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_MM32F327X
 
@@ -29,8 +26,5 @@ INC += \
 	$(TOP)/$(SDK_DIR)/mm32f327x/MM32F327x/Include \
 	$(TOP)/$(SDK_DIR)/mm32f327x/MM32F327x/HAL_Lib/Inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
-
 # flash target using on-board
 flash: flash-jlink
diff --git a/hw/bsp/msp432e4/family.mk b/hw/bsp/msp432e4/family.mk
index 2383bc604..b5ade6a52 100644
--- a/hw/bsp/msp432e4/family.mk
+++ b/hw/bsp/msp432e4/family.mk
@@ -1,13 +1,11 @@
 DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/ti
 
+#include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
+
 CFLAGS += \
 	-flto \
-	-mthumb \
 	-mslow-flash-data \
-	-mabi=aapcs \
-	-mcpu=cortex-m4 \
-	-mfloat-abi=hard \
-	-mfpu=fpv4-sp-d16 \
 	-D__MSP432E401Y__ \
 	-DCFG_TUSB_MCU=OPT_MCU_MSP432E4
 
@@ -33,9 +31,6 @@ INC += \
 
 SRC_S += $(MCU_DIR)/Source/startup_msp432e411y_gcc.S
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
-
 # For flash-jlink target
 JLINK_DEVICE = MSP432E401Y
 JLINK_IF     = SWD
diff --git a/hw/bsp/nrf/family.mk b/hw/bsp/nrf/family.mk
index 6d067e1c2..cdcfe39bd 100644
--- a/hw/bsp/nrf/family.mk
+++ b/hw/bsp/nrf/family.mk
@@ -5,7 +5,6 @@ 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 += \
   -flto \
diff --git a/hw/bsp/ra/boards/ra4m1_ek/board.mk b/hw/bsp/ra/boards/ra4m1_ek/board.mk
index 6a661c0b8..5c193513d 100644
--- a/hw/bsp/ra/boards/ra4m1_ek/board.mk
+++ b/hw/bsp/ra/boards/ra4m1_ek/board.mk
@@ -1,8 +1,4 @@
-CFLAGS += \
-	-mcpu=cortex-m4 \
-	-mfloat-abi=hard \
-	-mfpu=fpv4-sp-d16 \
-	-DCFG_TUSB_MCU=OPT_MCU_RAXXX
+CPU_CORE = cortex-m4
 
 FSP_MCU_DIR = hw/mcu/renesas/fsp/ra/fsp/src/bsp/mcu/ra4m1
 FSP_BOARD_DIR = hw/mcu/renesas/fsp/ra/board/ra4m1_ek
diff --git a/hw/bsp/ra/boards/ra4m3_ek/board.mk b/hw/bsp/ra/boards/ra4m3_ek/board.mk
index d668db0ea..264f29c1a 100644
--- a/hw/bsp/ra/boards/ra4m3_ek/board.mk
+++ b/hw/bsp/ra/boards/ra4m3_ek/board.mk
@@ -1,8 +1,4 @@
-CFLAGS += \
-	-mcpu=cortex-m33 \
-	-mfloat-abi=hard \
-	-mfpu=fpv5-sp-d16 \
-	-DCFG_TUSB_MCU=OPT_MCU_RAXXX
+CPU_CORE = cortex-m33
 
 FSP_MCU_DIR = hw/mcu/renesas/fsp/ra/fsp/src/bsp/mcu/ra4m3
 FSP_BOARD_DIR = hw/mcu/renesas/fsp/ra/board/ra4m3_ek
diff --git a/hw/bsp/ra/family.mk b/hw/bsp/ra/family.mk
index d48272e61..b65c95191 100644
--- a/hw/bsp/ra/family.mk
+++ b/hw/bsp/ra/family.mk
@@ -1,11 +1,9 @@
 DEPS_SUBMODULES += hw/mcu/renesas/fsp lib/CMSIS_5
 
-# Cross Compiler for RA
-CROSS_COMPILE = arm-none-eabi-
-
 include $(TOP)/$(BOARD_PATH)/board.mk
 
 CFLAGS += \
+  -DCFG_TUSB_MCU=OPT_MCU_RAXXX \
 	-Wno-error=undef \
 	-Wno-error=strict-prototypes \
 	-Wno-error=cast-align \
diff --git a/hw/bsp/samd11/family.mk b/hw/bsp/samd11/family.mk
index a2a5268aa..43a60a122 100644
--- a/hw/bsp/samd11/family.mk
+++ b/hw/bsp/samd11/family.mk
@@ -1,11 +1,10 @@
 DEPS_SUBMODULES += hw/mcu/microchip
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
   -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -nostdlib -nostartfiles \
   -DCONF_DFLL_OVERWRITE_CALIBRATION=0 \
   -DOSC32K_OVERWRITE_CALIBRATION=0 \
@@ -40,6 +39,3 @@ INC += \
 	$(TOP)/hw/mcu/microchip/samd11/hri \
 	$(TOP)/hw/mcu/microchip/samd11/CMSIS/Include \
 	$(TOP)/hw/mcu/microchip/samd11/CMSIS/Core/Include
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
diff --git a/hw/bsp/samd21/family.mk b/hw/bsp/samd21/family.mk
index 30eccacb2..49a1a781a 100644
--- a/hw/bsp/samd21/family.mk
+++ b/hw/bsp/samd21/family.mk
@@ -2,12 +2,10 @@ UF2_FAMILY_ID = 0x68ed2b88
 DEPS_SUBMODULES += hw/mcu/microchip
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -nostdlib -nostartfiles \
   -DCONF_DFLL_OVERWRITE_CALIBRATION=0 \
   -DCFG_TUSB_MCU=OPT_MCU_SAMD21
@@ -39,9 +37,6 @@ INC += \
 	$(TOP)/hw/mcu/microchip/samd21/hri \
 	$(TOP)/hw/mcu/microchip/samd21/CMSIS/Include
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
 # flash using bossac at least version 1.8
 # can be found in arduino15/packages/arduino/tools/bossac/
 # Add it to your PATH or change BOSSAC variable to match your installation
diff --git a/hw/bsp/samd51/family.mk b/hw/bsp/samd51/family.mk
index 657e33438..9a6c67e1a 100644
--- a/hw/bsp/samd51/family.mk
+++ b/hw/bsp/samd51/family.mk
@@ -2,14 +2,10 @@ UF2_FAMILY_ID = 0x55114460
 DEPS_SUBMODULES += hw/mcu/microchip
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_SAMD51
 
@@ -37,9 +33,6 @@ INC += \
 	$(TOP)/hw/mcu/microchip/samd51/hri \
 	$(TOP)/hw/mcu/microchip/samd51/CMSIS/Include
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
-
 # flash using bossac at least version 1.8
 # can be found in arduino15/packages/arduino/tools/bossac/
 # Add it to your PATH or change BOSSAC variable to match your installation
diff --git a/hw/bsp/same5x/family.mk b/hw/bsp/same5x/family.mk
index df1af4a9d..691863f11 100644
--- a/hw/bsp/same5x/family.mk
+++ b/hw/bsp/same5x/family.mk
@@ -2,14 +2,11 @@ DEPS_SUBMODULES += hw/mcu/microchip
 
 SDK_DIR = hw/mcu/microchip/$(MCU)
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -mthumb \
-  -mabi=aapcs \
   -mlong-calls \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_SAME5X
 
@@ -32,9 +29,6 @@ INC += \
 	$(TOP)/$(SDK_DIR)/hri \
 	$(TOP)/$(SDK_DIR)/CMSIS/Include
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
-
 # flash using edbg from https://github.com/ataradov/edbg
 flash-edbg: $(BUILD)/$(PROJECT).bin
 	edbg --verbose -t $(MCU) -pv -f $<
diff --git a/hw/bsp/saml2x/family.mk b/hw/bsp/saml2x/family.mk
index 62e5f8f4a..0acb0ed14 100644
--- a/hw/bsp/saml2x/family.mk
+++ b/hw/bsp/saml2x/family.mk
@@ -1,14 +1,11 @@
 UF2_FAMILY_ID = 0x68ed2b88
 DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/microchip
+MCU_DIR = hw/mcu/microchip/$(SAML_VARIANT)
 
 include $(TOP)/$(BOARD_PATH)/board.mk
-
-MCU_DIR = hw/mcu/microchip/$(SAML_VARIANT)
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -nostdlib -nostartfiles \
   -DCONF_OSC32K_CALIB_ENABLE=0 \
   -DCFG_TUSB_MCU=OPT_MCU_SAML22
@@ -41,9 +38,6 @@ INC += \
 	$(TOP)/$(MCU_DIR)/hri \
 	$(TOP)/lib/CMSIS_5/CMSIS/Core/Include
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
 # flash using bossac at least version 1.8
 # can be found in arduino15/packages/arduino/tools/bossac/
 # Add it to your PATH or change BOSSAC variable to match your installation
diff --git a/hw/bsp/tm4c123/family.mk b/hw/bsp/tm4c123/family.mk
index 021b47fd3..608c530bb 100644
--- a/hw/bsp/tm4c123/family.mk
+++ b/hw/bsp/tm4c123/family.mk
@@ -1,14 +1,10 @@
 DEPS_SUBMODULES += hw/mcu/ti
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -DCFG_TUSB_MCU=OPT_MCU_TM4C123 \
   -uvectors \
   -DTM4C123GH6PM
@@ -31,6 +27,3 @@ SRC_C += \
 	src/portable/mentor/musb/hcd_musb.c \
 	$(MCU_DIR)/Source/system_TM4C123.c \
 	$(MCU_DIR)/Source/GCC/tm4c123_startup.c
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
diff --git a/hw/bsp/xmc4000/family.mk b/hw/bsp/xmc4000/family.mk
index 1094f3b72..35c3a58b7 100644
--- a/hw/bsp/xmc4000/family.mk
+++ b/hw/bsp/xmc4000/family.mk
@@ -4,14 +4,10 @@ MCU_DIR = hw/mcu/infineon/mtb-xmclib-cat3
 DEPS_SUBMODULES += $(MCU_DIR)
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_XMC4000
 
@@ -27,7 +23,6 @@ SRC_C += \
 	$(MCU_DIR)/XMCLib/src/xmc4_gpio.c \
 	$(MCU_DIR)/XMCLib/src/xmc4_scu.c
 
-
 SRC_S += $(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Source/TOOLCHAIN_GCC_ARM/startup_$(MCU_VARIANT).S
 
 INC += \
@@ -35,6 +30,3 @@ INC += \
 	$(TOP)/$(MCU_DIR)/CMSIS/Core/Include \
 	$(TOP)/$(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Include \
 	$(TOP)/$(MCU_DIR)/XMCLib/inc
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F