global: Remove unused CONFIG symbols

This removes the following unreferenced CONFIG symbols:
   CONFIG_FDTADDR
   CONFIG_FDTFILE
   CONFIG_FLASH_SECTOR_SIZE
   CONFIG_FSL_CPLD
   CONFIG_HDMI_ENCODER_I2C_ADDR
   CONFIG_I2C_MVTWSI
   CONFIG_I2C_RTC_ADDR
   CONFIG_IRAM_END
   CONFIG_IRAM_SIZE
   CONFIG_KSNET_MDIO_PHY_CONFIG_ENABLE
   CONFIG_L1_INIT_RAM
   CONFIG_MACB_SEARCH_PHY
   CONFIG_MIU_2BIT_21_7_INTERLEAVED
   CONFIG_MTD_NAND_VERIFY_WRITE
   CONFIG_MVGBE_PORTS
   CONFIG_NETDEV
   CONFIG_NUM_DSP_CPUS
   CONFIG_PHY_BASE_ADR
   CONFIG_PHY_INTERFACE_MODE
   CONFIG_PSRAM_SCFG
   CONFIG_RAMBOOT_SPIFLASH
   CONFIG_RAMBOOT_TEXT_BASE
   CONFIG_RD_LVL
   CONFIG_ROCKCHIP_SDHCI_MAX_FREQ
   CONFIG_SETUP_INITRD_TAG
   CONFIG_SH_QSPI_BASE
   CONFIG_SMDK5420
   CONFIG_SOCRATES
   CONFIG_SPI_ADDR
   CONFIG_SPI_FLASH_QUAD
   CONFIG_SPI_FLASH_SIZE
   CONFIG_SPI_HALF_DUPLEX
   CONFIG_SPI_N25Q256A_RESET
   CONFIG_TEGRA_SLINK_CTRLS
   CONFIG_TPM_TIS_BASE_ADDRESS
   CONFIG_UBOOT_SECTOR_COUNT
   CONFIG_UBOOT_SECTOR_START
   CONFIG_VAR_SIZE_SPL
   CONFIG_VERY_BIG_RAM

And also:
   BL1_SIZE
   PHY_NO
   RESERVE_BLOCK_SIZE

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/MPC837XERDB.h b/include/configs/MPC837XERDB.h
index 7dff3cc..7b932eb 100644
--- a/include/configs/MPC837XERDB.h
+++ b/include/configs/MPC837XERDB.h
@@ -195,12 +195,10 @@
  * Environment Configuration
  */
 
-#define CONFIG_NETDEV		"eth1"
-
-#define CONFIG_FDTFILE		"mpc8379_rdb.dtb"
+#define FDTFILE			"mpc8379_rdb.dtb"
 
 #define CONFIG_EXTRA_ENV_SETTINGS \
-	"netdev=" CONFIG_NETDEV "\0"				\
+	"netdev=eth1\0"				\
 	"uboot=" CONFIG_UBOOTPATH "\0"					\
 	"tftpflash=tftp $loadaddr $uboot;"				\
 		"protect off " __stringify(CONFIG_TEXT_BASE)	\
@@ -214,7 +212,7 @@
 		"cmp.b $loadaddr " __stringify(CONFIG_TEXT_BASE)	\
 			" $filesize\0"	\
 	"fdtaddr=780000\0"						\
-	"fdtfile=" CONFIG_FDTFILE "\0"					\
+	"fdtfile=" FDTFILE "\0"					\
 	"ramdiskaddr=1000000\0"						\
 	"ramdiskfile=rootfs.ext2.gz.uboot\0"				\
 	"console=ttyS0\0"						\