x86: Enable the Intel quark/galileo build

Make the Intel quark/galileo support avaiable in Kconfig and Makefile.
With this patch, we can generate u-boot.rom for Intel galileo board.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Simon Glass <sjg@chromium.org>
2 files changed