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/C29XPCIE_SPIFLASH_defconfig b/configs/C29XPCIE_SPIFLASH_defconfig
index dc536a7..e072d64 100644
--- a/configs/C29XPCIE_SPIFLASH_defconfig
+++ b/configs/C29XPCIE_SPIFLASH_defconfig
@@ -14,6 +14,7 @@
 CONFIG_CMD_I2C=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
+CONFIG_DOS_PARTITION=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_SPI_FLASH_SPANSION=y