adding stm32f7 family

hw/bsp/stm32f7/boards/stm32f723disco/board.mk

@@ -0,0 +1,12 @@
+PORT ?= 1
+SPEED ?= high
+
+CFLAGS += \
+  -DSTM32F723xx \
+  -DHSE_VALUE=25000000 \
+
+LD_FILE = $(BOARD_PATH)/STM32F723xE_FLASH.ld
+SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f723xx.s
+
+# flash target using on-board stlink
+flash: flash-stlink

hw/bsp/stm32f7/family.mk

@@ -1,5 +1,4 @@
-PORT ?= 1
-SPEED ?= high
+include $(TOP)/$(BOARD_PATH)/board.mk
 
 CFLAGS += \
   -flto \
@@ -9,8 +8,6 @@ CFLAGS += \
   -mfloat-abi=hard \
   -mfpu=fpv5-d16 \
   -nostdlib -nostartfiles \
-  -DSTM32F723xx \
-  -DHSE_VALUE=25000000 \
   -DCFG_TUSB_MCU=OPT_MCU_STM32F7 \
   -DBOARD_DEVICE_RHPORT_NUM=$(PORT)
 
@@ -33,9 +30,6 @@ ST_FAMILY = f7
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
-# All source paths should be relative to the top level.
-LD_FILE = hw/bsp/$(BOARD)/STM32F723xE_FLASH.ld
-
 SRC_C += \
 	$(ST_CMSIS)/Source/Templates/system_stm32$(ST_FAMILY)xx.c \
 	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal.c \
@@ -46,10 +40,8 @@ SRC_C += \
 	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_uart.c \
 	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_pwr_ex.c
 
-SRC_S += \
-	$(ST_CMSIS)/Source/Templates/gcc/startup_stm32f723xx.s
-
 INC += \
+  $(TOP)/$(BOARD_PATH) \
 	$(TOP)/lib/CMSIS_5/CMSIS/Core/Include \
 	$(TOP)/$(ST_CMSIS)/Include \
 	$(TOP)/$(ST_HAL_DRIVER)/Inc \
@@ -61,6 +53,3 @@ CHIP_FAMILY = synopsys
 
 # For freeRTOS port source
 FREERTOS_PORT = ARM_CM7/r0p1
-
-# flash target using on-board stlink
-flash: flash-stlink