u-boot-aspeed: Minor fixes and platform.S updates

Andrew Jeffery (3):
      checkpatch: Fix unescaped brace warning
      ast-g4: Fix typo in board_init() comment
      arch-aspeed: Make AHBC and SDMC header guards unique

Joel Stanley (3):
      platform_g4: Update to v0.62
      platform_g5: Update to v18
      platform_g5: Disable CONFIG_DDR4_SUPPORT_HYNIX

Change-Id: Ib3f78310356219391c72d803e9bb267b8573440c
Signed-off-by: Joel Stanley <joel@jms.id.au>
diff --git a/recipes-bsp/u-boot/u-boot-common-aspeed_2016.07.inc b/recipes-bsp/u-boot/u-boot-common-aspeed_2016.07.inc
index 0549330..e92ba87 100644
--- a/recipes-bsp/u-boot/u-boot-common-aspeed_2016.07.inc
+++ b/recipes-bsp/u-boot/u-boot-common-aspeed_2016.07.inc
@@ -7,7 +7,7 @@
 
 # We use the revision in order to avoid having to fetch it from the
 # repo during parse
-SRCREV = "e4c85cd4de96bfdff7b614731a044db11815ff0c"
+SRCREV = "fc8646ea8a4f24ff8267fa2eee0ee33327f1f36c"
 
 UBRANCH = "v2016.07-aspeed-openbmc"
 SRC_URI = "git://git@github.com/openbmc/u-boot.git;branch=${UBRANCH};protocol=https"