remove old marlin

firmware/buildroot/share/PlatformIO/scripts/custom_board.py

@@ -0,0 +1,18 @@
+#
+# custom_board.py
+#
+# - For build.address replace VECT_TAB_ADDR to relocate the firmware
+# - For build.ldscript use one of the linker scripts in buildroot/share/PlatformIO/ldscripts
+#
+import pioutil
+if pioutil.is_pio_build():
+    import marlin
+    board = pioutil.env.BoardConfig()
+
+    address = board.get("build.address", "")
+    if address:
+        marlin.relocate_firmware(address)
+
+    ldscript = board.get("build.ldscript", "")
+    if ldscript:
+        marlin.custom_ld_script(ldscript)