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/sh7753evb_defconfig b/configs/sh7753evb_defconfig
index ddfe168..7073047 100644
--- a/configs/sh7753evb_defconfig
+++ b/configs/sh7753evb_defconfig
@@ -25,6 +25,7 @@
 # CONFIG_CMD_MISC is not set
 CONFIG_CMD_EXT2=y
 CONFIG_MAC_PARTITION=y
+CONFIG_DOS_PARTITION=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_MACRONIX=y
 CONFIG_SPI_FLASH_STMICRO=y