diff --git a/Upstream/olimex_stm32_h405.cfg b/Upstream/olimex_stm32_h405.cfg
new file mode 100644
index 0000000..35f9ed8
--- /dev/null
+++ b/Upstream/olimex_stm32_h405.cfg
@@ -0,0 +1,8 @@
+# Olimex STM32-H405 eval board
+# http://olimex.com/dev/stm32-h405.html
+
+# Default work area for the STM32F4x is 64K. We'll just leave it at that.
+# Work-area size (RAM size) = 128kB for STM32F405RG device
+# set WORKAREASIZE 0x20000
+
+source [find target/stm32f4x.cfg]