Convert CONFIG_ID_EEPROM to Kconfig

This converts the following to Kconfig:
   CONFIG_ID_EEPROM

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/ls1021aiot_sdcard_defconfig b/configs/ls1021aiot_sdcard_defconfig
index 7c19898..9aa65c5 100644
--- a/configs/ls1021aiot_sdcard_defconfig
+++ b/configs/ls1021aiot_sdcard_defconfig
@@ -13,6 +13,7 @@
 CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SD_BOOT,SD_BOOT_QSPI"
 CONFIG_BOARD_EARLY_INIT_F=y
 CONFIG_MISC_INIT_R=y
+CONFIG_ID_EEPROM=y
 CONFIG_SPL_FSL_PBL=y
 CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR=y
 CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0xe8