From: Андрей Кононов <[email protected]> Reply-To: "[email protected]" <[email protected]> Date: Wednesday, July 9, 2014 at 3:28 AM To: "[email protected]" <[email protected]> Subject: [beagleboard] setup SPI via DMA
> i need to read data from DSP via SPI , somwhere here i found man how to run > spi via /dev/spi and it work for me, now i want to try same thing via DMA, but > cant find any man or sample about it. can you show me some information? You need to write a kernel module or device driver if you want to use SPI with DMA. You don’t have to do anything special to use DMA because the SPI driver is written to use DMA when the size of the transfer exceeds a certain threshold. Regards, John > > > -- > 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. -- 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.
