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List: linux-doc
Subject: [PATCH] docs: admin-guide: kernel-parameters: Document earlycon options for i.MX UARTs
From: Jonathan Neuschäfer <j.neuschaefer () gmx ! net>
Date: 2020-02-29 13:27:48
Message-ID: 20200229132750.2783-1-j.neuschaefer () gmx ! net
[Download RAW message or body]
drivers/tty/serial/imx.c implements these earlycon options.
Signed-off-by: Jonathan Neusch=C3=A4fer <j.neuschaefer@gmx.net>
=2D--
Documentation/admin-guide/kernel-parameters.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentati=
on/admin-guide/kernel-parameters.txt
index 47cd55e339a5..d118ee5721b7 100644
=2D-- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1095,6 +1095,12 @@
A valid base address must be provided, and the serial
port must already be setup and configured.
+ ec_imx21,<addr>
+ ec_imx6q,<addr>
+ Start an early, polled-mode, output-only console on the
+ Freescale i.MX UART at the specified address. The UART
+ must already be setup and configured.
+
ar3700_uart,<addr>
Start an early, polled-mode console on the
Armada 3700 serial port at the specified
=2D-
2.20.1
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