Remove the original spi.c file that writes S3 NV data to flash in a
proprietary format. The s3 folder is retained to facilitate new
development.
Change-Id: I1b5fe8e854c3d2dd71506c2acd6ff73e4b86d7d4
Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-on: https://review.coreboot.org/23305
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Richard Spiegel <richard.spiegel@silverbackltd.com>
Reviewed-by: Martin Roth <martinroth@google.com>