g.uk> 1129143488 +0100

[ARM] 2971/1: i.MX uart handle rts irq

Patch from Sascha Hauer

handle rts interrupt

Signed-off-by: Giancarlo Formicuccia <giancarlo.formicuccia@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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