* Re: [libgpiod] hopefully simple question regarding pull-up/down control [not found] ` <CAMRc=Md9yD6U+_BAEY_pB1vdri6oZuMLwAhvDuAgpee_bQEpVA@mail.gmail.com> @ 2019-09-10 23:18 ` Drew Fustini 2019-09-12 9:27 ` Linus Walleij 0 siblings, 1 reply; 3+ messages in thread From: Drew Fustini @ 2019-09-10 23:18 UTC (permalink / raw) To: Bartosz Golaszewski Cc: Bill Barton, open list:GPIO SUBSYSTEM, thomas.petazzoni, Linus Walleij On Fri, Feb 1, 2019 at 4:07 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote: > As for your question: it's in the pipeline, but it's not a trivial > task. We first need to implement the kernel part, then define a > future-proof kernel-to-user-space interface and then implement the > support in libgpiod. For now it's impossible to enable configurable > pull-up/down resistors from user-space. Hello, I'm curious if there has been any further development towards being able to control pull up or pull down through libgpiod. Thanks, Drew ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [libgpiod] hopefully simple question regarding pull-up/down control 2019-09-10 23:18 ` [libgpiod] hopefully simple question regarding pull-up/down control Drew Fustini @ 2019-09-12 9:27 ` Linus Walleij 2019-09-14 8:18 ` Bartosz Golaszewski 0 siblings, 1 reply; 3+ messages in thread From: Linus Walleij @ 2019-09-12 9:27 UTC (permalink / raw) To: Drew Fustini Cc: Bartosz Golaszewski, Bill Barton, open list:GPIO SUBSYSTEM, thomas.petazzoni On Wed, Sep 11, 2019 at 12:19 AM Drew Fustini <pdp7pdp7@gmail.com> wrote: > On Fri, Feb 1, 2019 at 4:07 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote: > > As for your question: it's in the pipeline, but it's not a trivial > > task. We first need to implement the kernel part, then define a > > future-proof kernel-to-user-space interface and then implement the > > support in libgpiod. For now it's impossible to enable configurable > > pull-up/down resistors from user-space. > > Hello, I'm curious if there has been any further development towards > being able to control pull up or pull down through libgpiod. I met with Drew yesterdat and we decided he will take a stab at fixing this for the benefit of all Adafruits etc. Yours, Linus Walleij ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [libgpiod] hopefully simple question regarding pull-up/down control 2019-09-12 9:27 ` Linus Walleij @ 2019-09-14 8:18 ` Bartosz Golaszewski 0 siblings, 0 replies; 3+ messages in thread From: Bartosz Golaszewski @ 2019-09-14 8:18 UTC (permalink / raw) To: Linus Walleij Cc: Drew Fustini, Bill Barton, open list:GPIO SUBSYSTEM, thomas.petazzoni czw., 12 wrz 2019 o 11:27 Linus Walleij <linus.walleij@linaro.org> napisał(a): > > On Wed, Sep 11, 2019 at 12:19 AM Drew Fustini <pdp7pdp7@gmail.com> wrote: > > On Fri, Feb 1, 2019 at 4:07 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote: > > > As for your question: it's in the pipeline, but it's not a trivial > > > task. We first need to implement the kernel part, then define a > > > future-proof kernel-to-user-space interface and then implement the > > > support in libgpiod. For now it's impossible to enable configurable > > > pull-up/down resistors from user-space. > > > > Hello, I'm curious if there has been any further development towards > > being able to control pull up or pull down through libgpiod. > > I met with Drew yesterdat and we decided he will take a stab at fixing > this for the benefit of all Adafruits etc. > > Yours, > Linus Walleij Awesome! Let me know if I can help. I'll make sure this gets supported in libgpiod as soon as we have an interface exposed by the kernel. Bart ^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2019-09-14 8:18 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
[not found] <08ac3d50-ae2b-060f-0210-4be213b6c97c@korgrd.com>
[not found] ` <CAMRc=Md9yD6U+_BAEY_pB1vdri6oZuMLwAhvDuAgpee_bQEpVA@mail.gmail.com>
2019-09-10 23:18 ` [libgpiod] hopefully simple question regarding pull-up/down control Drew Fustini
2019-09-12 9:27 ` Linus Walleij
2019-09-14 8:18 ` Bartosz Golaszewski
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for NNTP newsgroup(s).