hello there, Have you check this page: http://linux-sunxi.org/SPIdev <http://linux-sunxi.org/SPIdev> there is a step by step sample of using the SPI. I used to went it through and it works on my cubieboard2 (A20 chipset). I hope it would be helpful for you.
> 在 2015年3月25日，上午12:11，Emilio López <[email protected]> 写道： > > Hi, > > El 24/03/15 a las 09:34, Michal Suchanek escibió: >>>> 6) I have no idea how to bind spidev (in DT?) even if spi worked >>> >>> >>> You need to declare your device, like with a properly supported device, >>> except your device's driver will be a spidev. See below for an example patch >>> from when I tested DMA on A10S >> >> Unfortunately, spidev has no DT binding example I could find. >> >> I got a DT node but cannot open it with my test program. It's >> definitely a progress, though. >> >> Thanks >> >> Michal >> >> https://github.com/hramrach/linux-sunxi/commit/18cf6cbbb63601fac50815046e002dfd8fe3a60c >> https://github.com/hramrach/linux-sunxi/commit/4ccb40c2521933a737eb82b85019284ed7afb2ed > > "spidev" is not a supported compatible > > http://lxr.free-electrons.com/source/drivers/spi/spidev.c#L692 > > Have a second look at my example from earlier. You'll probably want to add > your own compatible to the driver (unless you want to use a dh2228fv, that > is). > > Cheers, > > Emilio > > -- > You received this message because you are subscribed to the Google Groups > "linux-sunxi" 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. -- You received this message because you are subscribed to the Google Groups "linux-sunxi" 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.
