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Commit a2927e09 authored by Bin Meng's avatar Bin Meng Committed by Simon Glass
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x86: Add a simple superio driver for SMSC LPC47M 


On most x86 boards, the legacy serial ports (io address 0x3f8/0x2f8)
are provided by a superio chip connected to the LPC bus. We must
program the superio chip so that serial ports are available for us.

Signed-off-by: default avatarBin Meng <bmeng.cn@gmail.com>
Acked-by: default avatarSimon Glass <sjg@chromium.org>
parent 568868dd
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