Bug#864457: [d-i daily hd-media 20170608] kernel doesn't initialize USB ports inside d-i on a sunxi-based system

From	Cyril Brulebois <kibi@debian.org>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel, linux.debian.maint.boot
Subject	Bug#864457: [d-i daily hd-media 20170608] kernel doesn't initialize USB ports inside d-i on a sunxi-based system
Date	2017-06-11 02:30 +0200
Message-ID	<tQYVr-6gO-3@gated-at.bofh.it> (permalink)
References	<tQcH7-FJ-7@gated-at.bofh.it> <tQP5L-7L5-1@gated-at.bofh.it>
Organization	Debian

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Hi Karsten,

Karsten Merker <merker@debian.org> (2017-06-10):
> It looks like neither axp20x_regulator nor axp20x_usb_power is
> the sole source of the problem.  I have built new kernel udebs
> including these modules and have tested d-i with them - adding
> them doesn't change anything.  They can be modprobed successfully
> and show up in lsmod, but nothing new shows up in the kernel log
> after loading them.
>  
> While checking the list of modules again, I found that these
> modules themselves use the i2c subsystem to communicate with the
> powermanagement controller, but we don't seem to have an
> appropriate i2c controller driver (i2c_mv64xxx) inside d-i. I'll
> try building kernel udebs with i2c_mv64xxx included and see
> whether that changes anything.

I've just stumbled upon something similar following a bug report by
Diego Roversi, see my follow-up in:
  https://bugs.debian.org/864536#10


KiBi.

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Bug#864457: [d-i daily hd-media 20170608] kernel doesn't initialize USB ports inside d-i on a sunxi-based system Karsten Merker <merker@debian.org> - 2017-06-10 16:00 +0200
  Bug#864457: [d-i daily hd-media 20170608] kernel doesn't initialize USB ports inside d-i on a sunxi-based system Cyril Brulebois <kibi@debian.org> - 2017-06-11 02:30 +0200

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