drivers/pc80/rtc: Rename mc146818rtc_early.c -> _romcc.c

And don't link it. It's for ROMCC.

To make code happy that uses the ROMCC interface read_option(),
read_option_lowlevel() is ported to mc146818rtc.c along with
a message to use get_option() instead.

Change-Id: I54ea08de034766c8140b320075d36d5e811582fa
Signed-off-by: Nico Huber <>
Tested-by: build bot (Jenkins) <>
Tested-by: Raptor Engineering Automated Test Stand <>
Reviewed-by: Aaron Durbin <>
Reviewed-by: Philippe Mathieu-Daudé <>
Reviewed-by: Paul Menzel <>
5 files changed