lacie_kw: add support for EFI partitions

Defines CONFIG_EFI_PARTITION for LaCie boards.

Additionally this patch defines CONFIG_DOS_PARTITION. Note that this
definition is implicit in mv_common.h when CONFIG_CMD_USB is enabled.

Signed-off-by: Simon Guinot <simon.guinot@sequanux.org>
diff --git a/include/configs/lacie_kw.h b/include/configs/lacie_kw.h
index c35c2db..08aec04 100644
--- a/include/configs/lacie_kw.h
+++ b/include/configs/lacie_kw.h
@@ -130,6 +130,12 @@
 #endif /* CONFIG_CMD_I2C */
 
 /*
+ * Partition support
+ */
+#define CONFIG_DOS_PARTITION
+#define CONFIG_EFI_PARTITION
+
+/*
  * File systems support
  */
 #define CONFIG_CMD_EXT2