Clueboard 66% Hotswap Support (#5204)

* Initial Clueboard 66% arm support

* Fix LAYOUT_66_ansi

* wip

* Bring this branch up to date with led_matrix

* Get Clueboard 66% hotswap working with led_matrix

* stm32 cleanup

* Fix compiling for clueboard 66% hotswap prototype

* Reduce the size of the prototype firmware

keyboards/clueboard/66_hotswap/gen1/rules.mk

@@ -1,24 +1,58 @@
-EXTRAFLAGS += -flto
-LAYOUTS = 66_ansi
-MCU = atmega32u4
-F_CPU = 16000000
-ARCH = AVR8
-F_USB = $(F_CPU)
-OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
-OPT_DEFS += -DBOOTLOADER_SIZE=4096
+# project specific files
+SRC =	led.c
+LAYOUTS += 66_ansi
+
+## chip/board settings
+# - the next two should match the directories in
+#   <chibios>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+MCU_FAMILY = STM32
+MCU_SERIES = STM32F3xx
+
+# Linker script to use
+# - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+#   or <this_dir>/ld/
+MCU_LDSCRIPT = STM32F303xC
+
+# Startup code to use
+#  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+MCU_STARTUP = stm32f3xx
+
+# Board: it should exist either in <chibios>/os/hal/boards/
+#  or <this_dir>/boards
+BOARD = GENERIC_STM32_F303XC
+
+# Cortex version
+MCU  = cortex-m4
+
+# ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+ARMV = 7
+
+USE_FPU = yes
+
+# Vector table for application
+# 0x00000000-0x00001000 area is occupied by bootlaoder.*/
+# The CORTEX_VTOR... is needed only for MCHCK/Infinity KB
+# OPT_DEFS = -DCORTEX_VTOR_INIT=0x08005000
+OPT_DEFS =
+
+# Options to pass to dfu-util when flashing
+DFU_ARGS = -d 0483:df11 -a 0 -s 0x08000000:leave
+
+# LED Configuration
+LED_MATRIX_ENABLE = IS31FL3731
 
 # Build Options
 #   comment out to disable the options.
 #
 BACKLIGHT_ENABLE = yes
-BOOTMAGIC_ENABLE = no
-MOUSEKEY_ENABLE = no
-EXTRAKEY_ENABLE = yes
-CONSOLE_ENABLE = yes
-COMMAND_ENABLE = no
-NKRO_ENABLE = yes
+BOOTMAGIC_ENABLE = yes	# Virtual DIP switch configuration
+## (Note that for BOOTMAGIC on Teensy LC you have to use a custom .ld script.)
+MOUSEKEY_ENABLE = yes	# Mouse keys
+EXTRAKEY_ENABLE = yes	# Audio control and System control
+CONSOLE_ENABLE = yes	# Console for debug
+COMMAND_ENABLE = yes    # Commands for debug and configuration
+#SLEEP_LED_ENABLE = yes  # Breathing sleep LED during USB suspend
+NKRO_ENABLE = yes	    # USB Nkey Rollover
+#CUSTOM_MATRIX = yes # Custom matrix file
 AUDIO_ENABLE = yes
-RGBLIGHT_ENABLE = yes
-MIDI_ENABLE = no
-UNICODE_ENABLE = no
-BLUETOOTH_ENABLE = no
+# SERIAL_LINK_ENABLE = yes