disk: convert CONFIG_DOS_PARTITION to Kconfig

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay73@gmail.com>
diff --git a/configs/TQM855L_defconfig b/configs/TQM855L_defconfig
index f389dd9..2f173f0 100644
--- a/configs/TQM855L_defconfig
+++ b/configs/TQM855L_defconfig
@@ -11,6 +11,7 @@
 CONFIG_CMD_SNTP=y
 CONFIG_CMD_EXT2=y
 CONFIG_MAC_PARTITION=y
+CONFIG_DOS_PARTITION=y
 CONFIG_LED_STATUS=y
 # CONFIG_LED_STATUS_BOARD_SPECIFIC is not set
 CONFIG_LED_STATUS0=y