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/sh7752evb_defconfig b/configs/sh7752evb_defconfig
index 6f1cf0e..0978f25 100644
--- a/configs/sh7752evb_defconfig
+++ b/configs/sh7752evb_defconfig
@@ -26,6 +26,7 @@
 # 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