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/ls1021atwr_nor_lpuart_defconfig b/configs/ls1021atwr_nor_lpuart_defconfig
index 11d2108..59ba216 100644
--- a/configs/ls1021atwr_nor_lpuart_defconfig
+++ b/configs/ls1021atwr_nor_lpuart_defconfig
@@ -22,6 +22,7 @@
 CONFIG_SILENT_CONSOLE=y
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y
 CONFIG_MISC_INIT_R=y
+CONFIG_ID_EEPROM=y
 CONFIG_CMD_IMLS=y
 CONFIG_CMD_GREPENV=y
 CONFIG_CMD_MEMINFO=y