From 5664f7645d6768da80e0b0d1f47a92d95d33608b Mon Sep 17 00:00:00 2001 From: Scott Wood Date: Mon, 14 Sep 2015 19:54:07 -0500 Subject: [PATCH] Docs/kernel-parameters: Add earlycon devicetree usage This form of the earlycon parameter was added by commit fb11ffe74c794a5 ("of/fdt: add FDT serial scanning for earlycon") without documentation. Signed-off-by: Scott Wood Signed-off-by: Jonathan Corbet --- Documentation/kernel-parameters.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 945bc0de7f07..7a01cc0b0b31 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -973,6 +973,10 @@ bytes respectively. Such letter suffixes can also be entirely omitted. earlycon= [KNL] Output early console device and options. + When used with no options, the early console is + determined by the stdout-path property in device + tree's chosen node. + cdns, Start an early, polled-mode console on a cadence serial port at the specified address. The cadence serial port