[U-Boot] Please pull ARC changes

Hi Tom,

The following changes since commit a5742efa20384a27d51ee6c43d02c2025536c65d:

  Prepare v2018.07-rc2 (2018-06-19 19:39:44 -0400)

are available in the Git repository at:

  git://git.denx.de/u-boot-arc.git tags/arc-updates-for-2018.07-rc3

for you to fetch changes up to 0921f9294bd10b6639c24623bed6d9ddfa24404f:

  ARC: EMDK: Add readme (2018-06-21 14:55:01 +0300)

----------------------------------------------------------------
Here we only add readme file for EMDK board
support of which was added in this release cycle.

----------------------------------------------------------------
Alexey Brodkin (1):
      ARC: EMDK: Add readme

 board/synopsys/emdk/README | 82 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 board/synopsys/emdk/README

-Alexey