AST2500: Initial AST2500 BSP layer

The AST2500 is an ARM SOC made by Aspeed.

This is only a stub; there are a couple missing bits of support
from the kernel/uboot.

Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/common/recipes-bsp/u-boot/u-boot-mkimage_2016.05.bb b/common/recipes-bsp/u-boot/u-boot-mkimage_2016.05.bb
index eed5f9c..27ed131 100644
--- a/common/recipes-bsp/u-boot/u-boot-mkimage_2016.05.bb
+++ b/common/recipes-bsp/u-boot/u-boot-mkimage_2016.05.bb
@@ -5,7 +5,7 @@
 
 DEPENDS = "openssl"
 
-SRCREV = "d0847e6b3eda43d4d2b4f9928a549c3c2d52865f"
+SRCREV = "47441cc36bb8e919a066837e4d7c5a8a1c475da4"
 UBRANCH = "v2016.05-ast2500"
 SRC_URI = "git://git@github.com/openbmc/u-boot.git;branch=${UBRANCH};protocol=https"