sb/intel/i82801gx: Add i2c_block_read to smbus.h

Using i2c_block_read speeds up reading SPD four to fivefold compared
to sequential byte read.

TESTED on Intel D945GCLF.

Change-Id: I6d768a2ba128329168f26445a4fca6921c0c8642
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/18927
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>

0 files changed, 0 insertions, 0 deletions