ARMv7M: add STM32F1 support

Add ARMv7M STM32F1 support including clocks, timer, gpio, and flash.

Signed-off-by: Matt Porter <mporter@konsulko.com>
diff --git a/arch/arm/cpu/armv7m/stm32f1/Makefile b/arch/arm/cpu/armv7m/stm32f1/Makefile
new file mode 100644
index 0000000..4faf435
--- /dev/null
+++ b/arch/arm/cpu/armv7m/stm32f1/Makefile
@@ -0,0 +1,14 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# (C) Copyright 2015
+# Kamil Lulko, <rev13@wp.pl>
+#
+# Copyright 2015 ATS Advanced Telematics Systems GmbH
+# Copyright 2015 Konsulko Group, Matt Porter <mporter@konsulko.com>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y += soc.o clock.o timer.o flash.o