snow: Add flush to UART driver.
commit7dd581494dbaff64e4a2dd31f29cb254104d2d03
authorHung-Te Lin <hungte@chromium.org>
Wed, 5 Jun 2013 21:06:55 +0000 (5 14:06 -0700)
committerStefan Reinauer <stefan.reinauer@coreboot.org>
Wed, 10 Jul 2013 20:49:18 +0000 (10 22:49 +0200)
treedcd615b80927014cf180a2b80324926ea4333be8
parentce7a5a790be1cd734c5d1c9f934ade0433c0b96b
snow: Add flush to UART driver.

Wait for UART FIFO to be ready.
(Credit to dhendrix for finding the bits to test with.)

Change-Id: Ib6733e422cbc1c61b942bd90d85f88a3f412d6ff
Signed-off-by: Hung-Te Lin <hungte@chromium.org>
Signed-off-by: Gabe Black <gabeblack@chromium.org>
Reviewed-on: http://review.coreboot.org/3698
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
src/cpu/samsung/exynos5250/uart.c