Pity you didn't search this group to see if someone has already done it before.
Author: AndrewTaneGlen Date: Jan 17 Subject: "Disabling/Enabling USB Host Power" And thanks to Andrew for his helpful contribution. Regards ... On Wednesday, March 26, 2014 8:36:02 PM UTC+11, Patrick Walters wrote: > Do you happen to know if this accessible from the CLI? > I tried looking at :/sys/bus/usb/devices/1-0:1.0/port1/power and thought > maybe I could edit the control file, but that didn't seem to work. > > 6.11 USB Host The board is equipped with a single USB host interface > accessible from a single USB Type A female connector. Figure 48 is the > design of the USB Host circuitry. > 6.11.1 Power Switch U8 is a switch that allows the power to the connector > to be turned on or off by the processor. It also has an over current > detection that can alert the processor if the current gets too high via the > USB1_OC signal. The power is controlled by the USB1_DRVBUS signal from the > processor > > On Monday, March 24, 2014 3:19:41 AM UTC-10, mickeyf wrote: > >> I may have spoken hastily. See section 6.11.1 in the SRM. >> >> >> >> On Sunday, March 23, 2014 12:37:12 AM UTC-7, Patrick Walters wrote: >>> >>> >>> uname -a >>> Linux beaglebone 3.8.13 #1 SMP Thu Sep 12 10:27:06 CEST 2013 armv7l >>> GNU/Linux >>> >>> Is it possible to control the power to the USB port on the board or a >>> HUB from the CLI? >>> >>> My scenario is that I'd like to be able to turn something on\off that is >>> powered from the USB connection. >>> >>> Thanks, >>> -p >>> >> -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
