tty/serial: pl011: add generic earlycon support
authorRob Herring <robh@kernel.org>
Fri, 18 Apr 2014 22:19:57 +0000 (17:19 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 24 Apr 2014 23:32:27 +0000 (16:32 -0700)
commit0d3c673e7881e691991b2a4745bd4f149603baa2
tree3eb552f130c5ac8654552791e6cb4faf8bc39c98
parentd2fd6810a823bcde1ee232668f5689837aafa772
tty/serial: pl011: add generic earlycon support

Add earlycon support for the pl011 serial port. This allows enabling
the pl011 for console when early_params are processed. This is based
on the arm64 earlyprintk support and is intended to replace it.

Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Documentation/kernel-parameters.txt
drivers/tty/serial/Kconfig
drivers/tty/serial/amba-pl011.c