Which device tree file is your device loading? On Wed, Jan 10, 2024 at 5:07 PM Bremenpl <[email protected]> wrote:
> Hi Jonathan, > Thank you for the answer. > > Yes it seems the dts file changed a bit between Dunfell and Kirkstone and > these labers are now not there. > > 1. Any idea why these were gotten rid of? As you mentioned they are > usefull. > 2. Who should be contacted to potentially put them back in place in > the repo (in case these were removed by error)? > > Thanks. > > > On January 10, 2024 22:52:44 Jon Cormier <[email protected]> > wrote: > >> >> >> On Fri, Jan 5, 2024 at 3:49 AM Lukasz Przenioslo <[email protected]> >> wrote: >> >>> Hello, >>> I have recently moved from Dunfell to Kirkstone for the beaglebone >>> machine. Since then I have noticed that calling gpioinfo from >>> libgpiod-tools does not show the gpio labels: >>> >>> ``` >>> root@beaglebone:~# gpioinfo >>> gpiochip0 - 32 lines: >>> line 0: unnamed unused input active-high >>> line 1: unnamed unused input active-high >>> line 2: unnamed unused input active-high >>> line 3: unnamed unused input active-high >>> line 4: unnamed unused input active-high >>> line 5: unnamed unused input active-high >>> line 6: unnamed unused input active-high >>> line 7: unnamed unused input active-high >>> line 8: unnamed unused input active-high >>> line 9: unnamed unused input active-high >>> line 10: unnamed unused input active-high >>> line 11: unnamed unused input active-high >>> line 12: unnamed unused input active-high >>> line 13: unnamed unused input active-high >>> line 14: unnamed unused input active-high >>> line 15: unnamed unused input active-high >>> line 16: unnamed unused input active-high >>> line 17: unnamed unused input active-high >>> line 18: unnamed unused input active-high >>> line 19: unnamed unused input active-high >>> line 20: unnamed unused input active-high >>> line 21: unnamed "beaglebone:green:usr0" output >>> active-high [used] >>> line 22: unnamed "beaglebone:green:usr1" output >>> active-high [used] >>> line 23: unnamed "beaglebone:green:usr2" output >>> active-high [used] >>> line 24: unnamed "beaglebone:green:usr3" output >>> active-high [used] >>> line 25: unnamed unused input active-high >>> line 26: unnamed unused input active-high >>> line 27: unnamed unused input active-high >>> line 28: unnamed unused input active-high >>> line 29: unnamed unused input active-high >>> line 30: unnamed unused input active-high >>> line 31: unnamed unused input active-high >>> gpiochip1 - 32 lines: >>> line 0: unnamed unused input active-high >>> line 1: unnamed unused input active-high >>> line 2: unnamed unused input active-high >>> line 3: unnamed unused input active-high >>> line 4: unnamed unused input active-high >>> line 5: unnamed unused input active-high >>> line 6: unnamed unused input active-high >>> line 7: unnamed unused input active-high >>> line 8: unnamed unused input active-high >>> line 9: unnamed unused input active-high >>> line 10: unnamed unused input active-high >>> line 11: unnamed unused input active-high >>> line 12: unnamed unused input active-high >>> line 13: unnamed unused input active-high >>> line 14: unnamed unused input active-high >>> line 15: unnamed unused input active-high >>> line 16: unnamed unused input active-high >>> line 17: unnamed unused input active-high >>> line 18: unnamed unused input active-high >>> line 19: unnamed unused input active-high >>> line 20: unnamed unused input active-high >>> line 21: unnamed unused input active-high >>> line 22: unnamed unused input active-high >>> line 23: unnamed unused input active-high >>> line 24: unnamed unused input active-high >>> line 25: unnamed unused input active-high >>> line 26: unnamed unused input active-high >>> line 27: unnamed unused input active-high >>> line 28: unnamed unused input active-high >>> line 29: unnamed unused input active-high >>> line 30: unnamed unused input active-high >>> line 31: unnamed unused input active-high >>> gpiochip2 - 32 lines: >>> line 0: unnamed unused input active-high >>> line 1: unnamed unused input active-high >>> line 2: unnamed unused input active-high >>> line 3: unnamed unused input active-high >>> line 4: unnamed unused input active-high >>> line 5: unnamed unused input active-high >>> line 6: unnamed unused input active-high >>> line 7: unnamed unused input active-high >>> line 8: unnamed unused input active-high >>> line 9: unnamed unused input active-high >>> line 10: unnamed unused input active-high >>> line 11: unnamed unused input active-high >>> line 12: unnamed unused input active-high >>> line 13: unnamed unused input active-high >>> line 14: unnamed unused input active-high >>> line 15: unnamed unused input active-high >>> line 16: unnamed unused input active-high >>> line 17: unnamed unused input active-high >>> line 18: unnamed unused input active-high >>> line 19: unnamed unused input active-high >>> line 20: unnamed unused input active-high >>> line 21: unnamed unused input active-high >>> line 22: unnamed unused input active-high >>> line 23: unnamed unused input active-high >>> line 24: unnamed unused input active-high >>> line 25: unnamed unused input active-high >>> line 26: unnamed unused input active-high >>> line 27: unnamed unused input active-high >>> line 28: unnamed unused input active-high >>> line 29: unnamed unused input active-high >>> line 30: unnamed unused input active-high >>> line 31: unnamed unused input active-high >>> gpiochip3 - 32 lines: >>> line 0: unnamed unused input active-high >>> line 1: unnamed unused input active-high >>> line 2: unnamed unused input active-high >>> line 3: unnamed unused input active-high >>> line 4: unnamed unused input active-high >>> line 5: unnamed unused input active-high >>> line 6: unnamed "cd" input active-low [used] >>> line 7: unnamed unused input active-high >>> line 8: unnamed unused input active-high >>> line 9: unnamed unused input active-high >>> line 10: unnamed unused input active-high >>> line 11: unnamed unused input active-high >>> line 12: unnamed unused input active-high >>> line 13: unnamed unused input active-high >>> line 14: unnamed unused input active-high >>> line 15: unnamed unused input active-high >>> line 16: unnamed unused input active-high >>> line 17: unnamed unused input active-high >>> line 18: unnamed unused input active-high >>> line 19: unnamed unused input active-high >>> line 20: unnamed unused input active-high >>> line 21: unnamed unused input active-high >>> line 22: unnamed unused input active-high >>> line 23: unnamed unused input active-high >>> line 24: unnamed unused input active-high >>> line 25: unnamed unused input active-high >>> line 26: unnamed unused input active-high >>> line 27: unnamed unused input active-high >>> line 28: unnamed unused input active-high >>> line 29: unnamed unused input active-high >>> line 30: unnamed unused input active-high >>> line 31: unnamed unused input active-high >>> ``` >>> >>> 1. What could be the cause for that (exact different between Dunfell and >>> Kirkstone in meta-ti)? Can it be that the relevant dts file(s) somehow >>> changed? >>> >> The gpio names are defined in the device tree by defining >> "gpio-line-names = ..." >> Example for the am335x-boneblack.dts from TIs 6.1 kernel. >> https://git.ti.com/cgit/ti-linux-kernel/ti-linux-kernel/tree/arch/arm/boot/dts/am335x-boneblack.dts?h=ti-linux-6.1.y#n29 >> >>> 2. Aside from labels missing, can there be any other consequences here? >>> I tested gpio outputs state changing and it works normally. >>> >> I'd guess no, other than it being harder to identify the correct gpio. >> >>> >>> I would appreciate all help and feedback! >>> >>> >>> >>> >> >> -- >> Jonathan Cormier >> Software Engineer >> >> Voice: 315.425.4045 x222 >> >> >> >> http://www.CriticalLink.com <http://www.criticallink.com/> >> 6712 Brooklawn Parkway, Syracuse, NY 13211 >> >> <https://www.linkedin.com/company/critical-link-llc> >> <https://twitter.com/Critical_Link> >> > > -- Jonathan Cormier Software Engineer Voice: 315.425.4045 x222 http://www.CriticalLink.com <http://www.criticallink.com/> 6712 Brooklawn Parkway, Syracuse, NY 13211 <https://www.linkedin.com/company/critical-link-llc> <https://twitter.com/Critical_Link>
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