[OLPC-devel] Build image 76.
Ronald G Minnich
rminnich at lanl.gov
Thu Aug 24 18:24:08 EDT 2006
Richard Smith wrote:
>> > No, but the libertas driver doesn't seem to send anything to dmesg
>> > Insyde either, so that doesn't help. The device is missing from lsusb
>> > and /proc/bus/usb/devices; it's "Bus 001 Device 004: ID 1286:2001" when
>> > booted in Insyde, and that line doesn't appear inside LB. I've checked
>> > that ehci/uhci are both loaded.
>> > - Chris.
>> I wonder if this is some magic being done by our friend the VSA ...
> Nope looks to me to be a simple enable pin. The EC has a singnal
> marked WLAN_EN that appears to control the 3.3V to the marvel chip.
> Its hooked up to GPIO18 on the EC. So enable that output and wireless
> should come back.
> Should linuxbios do this or leave it up to a userspace program?
We could make it a special case in the OLPC mainboard enable code. I
think that makes sense.
OTOH I suppose linux or userspace could do it very easily as well. Comments?
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