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serial: pxa: work around for errata #20
authorMarcus Folkesson <marcus.folkesson@gmail.com>
Tue, 30 Aug 2011 11:53:10 +0000 (13:53 +0200)
committerMaxim Uvarov <maxim.uvarov@oracle.com>
Thu, 8 Dec 2011 19:17:43 +0000 (11:17 -0800)
commit6d7f73a68a79a30066c528e06d8d3b5074702d5f
tree58449da0ce4b6d4be60c9c118a2fa39c2532d829tree
parent0018ec2df6aa9c1baab98d35bd91ccedf6b40459commit | diff
serial: pxa: work around for errata #20

commit e44aabd649c80e8be16ede3ed3cbff6fb2561ca9 upstream.

Errata E20: UART: Character Timeout interrupt remains set under certain
software conditions.

Implication: The software servicing the UART can be trapped in an infinite loop.

Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/tty/serial/pxa.c diff | blob | history
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