Kconfig: Migrate MTDIDS_DEFAULT / MTDPARTS_DEFAULT

We move all instances of CONFIG_MTDIDS_DEFAULT and
CONFIG_MTDPARTS_DEFAULT from the header files to the defconfig files.
There's a few cases here where we need to expand upon what was in the
header file.

Tested-by: Adam Ford <aford173@gmail.com>  #omap3_logic
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/eco5pk_defconfig b/configs/eco5pk_defconfig
index 5e00e61..2ab657b 100644
--- a/configs/eco5pk_defconfig
+++ b/configs/eco5pk_defconfig
@@ -22,6 +22,8 @@
 CONFIG_CMD_CACHE=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_MTDIDS_DEFAULT="nand0=omap2-nand.0"
+CONFIG_MTDPARTS_DEFAULT="mtdparts=omap2-nand.0:512k(xloader-nand),1024k(uboot-nand),256k(params-nand),5120k(kernel),-(ubifs)"
 CONFIG_CMD_UBI=y
 CONFIG_ENV_IS_IN_NAND=y
 CONFIG_MMC_OMAP_HS=y