Kconfig: define MD5 dependency for FIT support

FIT images require MD5 support to verify image checksums. So far this
was expressed by defining a CPP symbol in image.h. Since MD5 is now a
first class Kconfig citizen, express that in Kconfig instead.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/Kconfig b/Kconfig
index 81b4226..e0744d1 100644 (file)
--- a/Kconfig
+++ b/Kconfig
@@ -144,6 +144,7 @@ menu "Boot images"
 
 config FIT
        bool "Support Flattened Image Tree"
+       select MD5
        help
          This option allows you to boot the new uImage structure,
          Flattened Image Tree.  FIT is formally a FDT, which can include

diff --git a/include/image.h b/include/image.h
index 1e686b7..2372518 100644 (file)
--- a/include/image.h
+++ b/include/image.h
@@ -67,7 +67,6 @@ struct lmb;
 #  endif
 # else
 #  define CONFIG_CRC32         /* FIT images need CRC32 support */
-#  define CONFIG_MD5           /* and MD5 */
 #  define CONFIG_SHA1          /* and SHA1 */
 #  define CONFIG_SHA256                /* and SHA256 */
 #  define IMAGE_ENABLE_CRC32   1