group esp32s2 board into its group

examples/device/cdc_msc_freertos/CMakeLists.txt

@@ -7,7 +7,7 @@ set(TOP "../../..")
 get_filename_component(TOP "${TOP}" REALPATH)
 
 # Add example src and bsp directories
-set(EXTRA_COMPONENT_DIRS "src" "${TOP}/hw/bsp/${BOARD}")
+set(EXTRA_COMPONENT_DIRS "src" "${TOP}/hw/bsp/esp32s2/boards" "${TOP}/hw/bsp/esp32s2/components")
 
 include($ENV{IDF_PATH}/tools/cmake/project.cmake)
 set(SUPPORTED_TARGETS esp32s2)

examples/rules.mk

@@ -11,12 +11,26 @@ ifeq ($(CROSS_COMPILE),xtensa-esp32s2-elf-)
 all:
 	idf.py -B$(BUILD) -DBOARD=$(BOARD) build
 
+build: all
+
 clean:
 	idf.py -B$(BUILD) -DBOARD=$(BOARD) clean
 
 flash:
 	idf.py -B$(BUILD) -DBOARD=$(BOARD) flash
 
+bootloader-flash:
+	idf.py -B$(BUILD) -DBOARD=$(BOARD) bootloader-flash
+
+app-flash:
+	idf.py -B$(BUILD) -DBOARD=$(BOARD) app-flash
+
+erase:
+	idf.py -B$(BUILD) -DBOARD=$(BOARD) erase_flash
+
+monitor:
+	idf.py -B$(BUILD) -DBOARD=$(BOARD) monitor
+
 else
 # GNU Make build system