USB connector not Mini-AB?
openmoko at mazikeen.demon.co.uk
Mon Jul 21 12:05:11 CEST 2008
On Monday 21 July 2008, Andy Green wrote:
> Somebody in the thread at some point said:
> | On Monday 21 July 2008, Joerg Reisenweber wrote:
> |> see:
> |> =1781 /j
> | It mentions automatic mode switch from client to host. Is this
> applicable to
> | the Freerunner too?
> We don't monitor ID pin yet to automate this, but we will.
This is the bit I was interested in. Is the ID resistor value standardised? I
know we have 47k for the >1A charger and for the Y cable.
> You need to
> provide some magic sysfs poking by hand at the moment to push it between
> host and device modes.
> # tell the USB stack the USB socket is logically a host now
> ~ echo host > /sys/devices/platform/s3c2410-ohci/usb_mode
> # get the Freerunner to provide 5V out on the USB socket
> ~ echo 1 > /sys/devices/platform/neo1973-pm-host.0/hostmode
> set them to "device" and "0" to go back to being a USB gadget.
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