From 284301ef7c4e5aad2bcb81be5525e4bfc0ba3e31 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Thu, 29 Aug 2013 11:37:19 +0200
Subject: [PATCH] tty: ar933x_uart: allow to build the driver as a module

Change the SERIAL_AR933X Kconfig option from
'bool' to 'tristate' in order to allow to build
the driver as a module. Also extend the help text
of the option to reflect that.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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