Re: [PATCH] pinctrl: single: print gpio number in pins debugfs file

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On Fri, Jul 17, 2020 at 10:50 PM Drew Fustini <drew@xxxxxxxxxxxxxxx> wrote:
> On Fri, Jul 17, 2020 at 06:14:06PM +0300, Andy Shevchenko wrote:
> > On Fri, Jul 17, 2020 at 4:36 AM Drew Fustini <drew@xxxxxxxxxxxxxxx> wrote:

...

> > >   pin 0 (PIN0) 44e10800 00000027 pinctrl-single GPIO-32
> > >   pin 1 (PIN1) 44e10804 00000027 pinctrl-single GPIO-33
> > >   pin 2 (PIN2) 44e10808 00000027 pinctrl-single GPIO-34
> > >   pin 3 (PIN3) 44e1080c 00000027 pinctrl-single GPIO-35
> > >   pin 4 (PIN4) 44e10810 00000027 pinctrl-single GPIO-36
> > >   pin 5 (PIN5) 44e10814 00000027 pinctrl-single GPIO-37
> > >   pin 6 (PIN6) 44e10818 00000027 pinctrl-single GPIO-38
> > >   pin 7 (PIN7) 44e1081c 00000027 pinctrl-single GPIO-39
> > >   pin 8 (PIN8) 44e10820 00000027 pinctrl-single GPIO-22
> > >   pin 9 (PIN9) 44e10824 00000030 pinctrl-single GPIO-23
> >
> > Wouldn't it be better to have this for all types of pin controllers?
> > But I'm not sure about the format of output.

...

> I added the gpio column based on Tony's feedback [0].
>
> I'm not sure how I could do it genericly.
>
> The pin_dbg_show callback is implemented in pcs_pin_dbg_show() which
> prints the contents of each line in the 'pins' file.
>
> Any advice on how I could implement a gpio column for 'pins' file
> without chaning the pin_dbg_show in all the drivers?A

My question was exactly about changing core, i.e. pinctrl_pins_show(),
rather than each driver.

-- 
With Best Regards,
Andy Shevchenko



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