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tty: xuartps: Improve startup function
authorSoren Brinkmann <soren.brinkmann@xilinx.com>
Sat, 26 Dec 2015 10:43:53 +0000 (02:43 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 7 Feb 2016 06:52:09 +0000 (22:52 -0800)
commit6e14f7c1f2c2e8d783b4bc50e7ac31b468910698
treea14a5f9c328e2635bc878f3b1eac3b5e72baa4f2tree
parentaea8f3ddcf5de21188b737345fc2f62526350874commit | diff
tty: xuartps: Improve startup function

The startup function is supposed to initialize the UART for receiving.
Hence, don't enable the TX part. Also, protect HW accesses with the port
lock.

Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/xilinx_uartps.c diff | blob | history
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