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/include/configs/apx4devkit.h b/include/configs/apx4devkit.h
index bb68125..903834c 100644
--- a/include/configs/apx4devkit.h
+++ b/include/configs/apx4devkit.h
@@ -49,11 +49,6 @@
 #ifdef CONFIG_CMD_NAND
 #define CONFIG_MTD_DEVICE
 #define CONFIG_MTD_PARTITIONS
-#define MTDIDS_DEFAULT			"nand0=gpmi-nand"
-#define MTDPARTS_DEFAULT \
-	"mtdparts=gpmi-nand:128k(bootstrap),1024k(boot),768k(env),-(root)"
-#else
-#define MTDPARTS_DEFAULT		""
 #endif
 
 /* FEC Ethernet on SoC */
@@ -80,7 +75,7 @@
 
 /* Extra Environments */
 #define CONFIG_EXTRA_ENV_SETTINGS \
-	"mtdparts=" MTDPARTS_DEFAULT "\0" \
+	"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
 	"verify=no\0" \
 	"bootcmd=run bootcmd_nand\0" \
 	"kernelargs=console=tty0 console=ttyAMA0,115200 consoleblank=0\0" \