Convert CONFIG_SYS_I2C_EEPROM_CCID et al to Kconfig

This converts the following to Kconfig:
   CONFIG_SYS_I2C_EEPROM_CCID
   CONFIG_SYS_I2C_EEPROM_NXID
   CONFIG_SYS_EEPROM_BUS_NUM

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/MPC8548CDS_legacy_defconfig b/configs/MPC8548CDS_legacy_defconfig
index 99a6330..f069451 100644
--- a/configs/MPC8548CDS_legacy_defconfig
+++ b/configs/MPC8548CDS_legacy_defconfig
@@ -21,6 +21,7 @@
 CONFIG_BOOTCOMMAND="setenv bootargs root=/dev/nfs rw nfsroot=$serverip:$rootpath ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off console=$consoledev,$baudrate $othbootargs;tftp $loadaddr $bootfile;tftp $fdtaddr $fdtfile;bootm $loadaddr - $fdtaddr"
 # CONFIG_MISC_INIT_R is not set
 CONFIG_ID_EEPROM=y
+CONFIG_SYS_I2C_EEPROM_CCID=y
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PBSIZE=276
 CONFIG_CMD_IMLS=y