From 0efe72963409739778e93d8e2046305bc8310e83 Mon Sep 17 00:00:00 2001 From: Stephen Boyd Date: Mon, 15 Sep 2014 17:22:51 -0700 Subject: tty: serial: msm: Add earlycon support Add support for DT based and command line based early console on platforms with the msm serial hardware. Cc: Rob Herring Signed-off-by: Stephen Boyd Signed-off-by: Greg Kroah-Hartman --- Documentation/kernel-parameters.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'Documentation/kernel-parameters.txt') diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index adc1cd7c3bc7..67e93f139b57 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -942,6 +942,18 @@ bytes respectively. Such letter suffixes can also be entirely omitted. must already be setup and configured. Options are not yet supported. + msm_serial, + Start an early, polled-mode console on an msm serial + port at the specified address. The serial port + must already be setup and configured. Options are not + yet supported. + + msm_serial_dm, + Start an early, polled-mode console on an msm serial + dm port at the specified address. The serial port + must already be setup and configured. Options are not + yet supported. + smh Use ARM semihosting calls for early console. earlyprintk= [X86,SH,BLACKFIN,ARM,M68k] -- cgit v1.2.3-59-g8ed1b