x86: Add basic Intel Galileo board support

New board/intel/galileo board directory with minimum codes, plus
board dts, defconfig and configuration files.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/board/intel/galileo/Kconfig b/board/intel/galileo/Kconfig
new file mode 100644
index 0000000..85afbbc
--- /dev/null
+++ b/board/intel/galileo/Kconfig
@@ -0,0 +1,21 @@
+if TARGET_GALILEO
+
+config SYS_BOARD
+	default "galileo"
+
+config SYS_VENDOR
+	default "intel"
+
+config SYS_SOC
+	default "quark"
+
+config SYS_CONFIG_NAME
+	default "galileo"
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+	def_bool y
+	select X86_RESET_VECTOR
+	select INTEL_QUARK
+	select BOARD_ROMSIZE_KB_1024
+
+endif