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docs: kernel-parameters.txt: document xhci-hcd.quirks parameter 

This parameter introduced several years ago in the XHCI host controller
driver was somehow left undocumented. Add a few lines in the kernel
parameters text.

Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
hifive-unleashed-5.1
Laurentiu Tudor 2018-07-05 16:31:42 +03:00 committed by Jonathan Corbet
parent 8dd99871f7
commit 819d731fe3
1 changed files with 5 additions and 0 deletions
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5
Documentation/admin-guide/kernel-parameters.txt
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@ -4846,3 +4846,8 @@
xirc2ps_cs= [NET,PCMCIA]
Format:
<irq>,<irq_mask>,<io>,<full_duplex>,<do_sound>,<lockup_hack>[,<irq2>[,<irq3>[,<irq4>]]]
xhci-hcd.quirks [USB,KNL]
A hex value specifying bitmask with supplemental xhci
host controller quirks. Meaning of each bit can be
consulted in header drivers/usb/host/xhci.h.