On Tue, Dec 15, 2020 at 9:36 PM Andy Shevchenko <andy.shevche...@gmail.com> wrote: > On Mon, Dec 14, 2020 at 11:44 PM Drew Fustini <d...@beagleboard.org> wrote: > > On Mon, Dec 14, 2020 at 07:55:12PM +0200, Andy Shevchenko wrote:
... > > With regards to parent directory, I did discover there is > > debugfs_lookup(), so I can get the dentry for "pinctrl" and create new > > subdirectory inside of it. This is the structure now: > > > > /sys/kernel/debug/pinctrl/pinctrl_state/ocp:P2_35_pinmux/state > > /sys/kernel/debug/pinctrl/pinctrl_state/ocp:P2_34_pinmux/state > > /sys/kernel/debug/pinctrl/pinctrl_state/ocp:P2_33_pinmux/state > > /sys/kernel/debug/pinctrl/pinctrl_state/ocp:P2_32_pinmux/state > > etc.. Missed part to comment. I was talking about /sys/kernel/debug/pinctrl/<$PINCTRL>/mux/<$PIN> (maybe folder, maybe node) -- With Best Regards, Andy Shevchenko
