Re: Linux GPIO internals

2015-01-14 Thread Linus Walleij
On Mon, Jan 5, 2015 at 6:47 PM, Michael Welling wrote: > On Sat, Jan 03, 2015 at 02:12:06PM +0100, Alexandre Courbot wrote: >> It seems like your mail is coming just at the right time. We have >> recently merged a patch that allows setting several GPIOs at the same >> time, if the hardware suppor

Re: Linux GPIO internals

2015-01-05 Thread Michael Welling
On Sat, Jan 03, 2015 at 02:12:06PM +0100, Alexandre Courbot wrote: > Hi Michael, sorry for the delayed reply on this interesting issue. > > On Wed, Dec 24, 2014 at 10:53 PM, Michael Welling > wrote: > > All, > > > > For years now EMAC has provided an out-of-tree series of class drivers > > for a

Re: Linux GPIO internals

2015-01-03 Thread Alexandre Courbot
Hi Michael, sorry for the delayed reply on this interesting issue. On Wed, Dec 24, 2014 at 10:53 PM, Michael Welling wrote: > All, > > For years now EMAC has provided an out-of-tree series of class drivers > for accessing various devices. The EMAC GPIO class and character > interfaces predate the