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tty: s5pv210: Add delay loop on fifo reset function for UART
authorJongpill Lee <boyko.lee@samsung.com>
Wed, 22 Jun 2011 08:50:25 +0000 (17:50 +0900)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 1 Jul 2011 22:36:20 +0000 (15:36 -0700)
commit40eb0de5ba7e88e30349f336a38cf22016b8c07f
tree0507e5048934d50f864ef0ad44716f08bdf9fa7btree | snapshot (tar.gz zip)
parent5568181f188ae9485a0cdbea5ea48f63d186a298commit | diff
tty: s5pv210: Add delay loop on fifo reset function for UART

This patch addes delay loop on fifo reset function for UART.
On high speed freq, it needs delay function when fifo reset.
If not, system will hang by this uart reset problem when resuming
from suspend mode.

Signed-off-by: Jongpill Lee <boyko.lee@samsung.com>
Signed-off-by: Jaecheol Lee <jc.lee@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/tty/serial/s5pv210.c diff | blob | blame | history