On 2/12/2015 2:11 AM, JS-BBB wrote: > I know, I should have asked this question 6 months ago but I had very > little idea about I/O pins then. Only knew that those pins were used > elsewhere and that up to 65 I/O were, supposedly, available. > > So I have managed to disable HDMI and now I can access 48 I/O pins which I > need, however the above are messing up boot when pulled high, which is what > the cape does. > > After Googling until my eyes popped out I thought I'd ask here if there is > a way of disabling the scanning of those pins at boot up and, somehow, > allow booting from EMMC only. > > Is there some EEPROM or "fuse" settings for that?
No. The boot pins are used by the hardware when it comes out of reset to determine the desired boot mode. If you wish to drive these pins, you need to insure you do so only after the system reset line goes high. This is all covered in the BBB SRM. -- Charles Steinkuehler [email protected] -- 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.
