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authorScott Wood <scottwood@freescale.com>2015-09-14 19:54:07 -0500
committerJonathan Corbet <corbet@lwn.net>2015-09-24 15:59:00 -0600
commit5664f7645d6768da80e0b0d1f47a92d95d33608b (patch)
treeff9ab855cf7638b2ac6628c06e244517c52ce25c /Documentation/kernel-parameters.txt
parente12d74623dd77821c833a6fbb762ad32efc0ffa9 (diff)
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 <scottwood@freescale.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r--Documentation/kernel-parameters.txt4
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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,<addr>
Start an early, polled-mode console on a cadence serial
port at the specified address. The cadence serial port

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