Split up platformio.ini (#21507)

ini/stm32f0.ini

@@ -0,0 +1,42 @@
+#
+# Marlin Firmware
+# PlatformIO Configuration File
+#
+
+#################################
+#                               #
+#     STM32F0 Architecture      #
+#                               #
+#################################
+
+#
+# Malyan M200 v2 (STM32F070RB)
+#
+[env:STM32F070RB_malyan]
+platform    = ${common_stm32.platform}
+extends     = common_stm32
+board       = malyanM200v2
+build_flags = ${common_stm32.build_flags} -DHAL_PCD_MODULE_ENABLED
+  -O2 -ffreestanding -fsigned-char -fno-move-loop-invariants -fno-strict-aliasing
+  -DCUSTOM_STARTUP_FILE
+
+#
+# Malyan M200 v2 (STM32F070CB)
+#
+[env:STM32F070CB_malyan]
+platform    = ${common_stm32.platform}
+extends     = common_stm32
+board       = malyanm200_f070cb
+build_flags = ${common_stm32.build_flags}
+  -DHAL_PCD_MODULE_ENABLED -DDISABLE_GENERIC_SERIALUSB -DHAL_UART_MODULE_ENABLED -DCUSTOM_STARTUP_FILE
+
+#
+# Malyan M300 (STM32F070CB)
+#
+[env:malyan_M300]
+platform    = ${common_stm32.platform}
+extends     = common_stm32
+board       = malyanm300_f070cb
+build_flags = ${common_stm32.build_flags}
+  -DHAL_PCD_MODULE_ENABLED -DDISABLE_GENERIC_SERIALUSB -DHAL_UART_MODULE_ENABLED
+src_filter  = ${common.default_src_filter} +<src/HAL/STM32>