initial commit

third_party/tinyusb/examples/build_system/cmake/cpu/rx64m.cmake

@@ -0,0 +1,12 @@
+if (NOT DEFINED TOOLCHAIN OR TOOLCHAIN STREQUAL "gcc")
+  set(TOOLCHAIN_COMMON_FLAGS
+    -mcpu=rx64m
+    -misa=v2
+    -mlittle-endian-data
+    -fshort-enums
+    )
+  set(FREERTOS_PORT GCC_RX600 CACHE INTERNAL "")
+
+else ()
+  message(FATAL_ERROR "Toolchain ${TOOLCHAIN} is not supported for RX")
+endif ()