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This tool allows an easy commandline interface to set the USB-C mux position, as well as init and reboot. BRANCH=None BUG=b:35849284 TEST=flash, control tigertail successfully Change-Id: I8d60c215fee04de158c22edca5377c3c6cd48cf0 Reviewed-on: https://chromium-review.googlesource.com/493617 Commit-Ready: Nick Sanders <nsanders@chromium.org> Tested-by: Nick Sanders <nsanders@chromium.org> Reviewed-by: Aseda Aboagye <aaboagye@chromium.org>
19 lines
576 B
Markdown
19 lines
576 B
Markdown
# tigertool
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tigertool.py is a commandline utility to control the tigertail USB-C mux.
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It supports changing the mux status to port A, B, or off.
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You can set a serial number to use multiple tigertails at once.
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## Usage
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Typical usage to set the mux port<br>
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```./tigertail.py -m [A|B|off] -s [serialno]```<br>
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Reboot the tigertail<br>
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```./tigertail.py --reboot```<br>
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Set the serial number, when only one tigertail is plugged<br>
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```./tigertail.py --setserialno=[serialno]```<br>
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Tigertail can support up to 20V 3A on the mux and passes through all
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USB-C lines except SBU.
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