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SubjectRe: [PATCH v11 2/6] gpiolib: allow to specify the firmware node in struct gpio_chip
On Tue, Nov 30, 2021 at 06:19:12PM +0200, Andy Shevchenko wrote:
> On Tue, Nov 30, 2021 at 06:14:01PM +0200, Andy Shevchenko wrote:
> > On Tue, Nov 30, 2021 at 04:41:23PM +0100, Bartosz Golaszewski wrote:
>
> ...
>
> > Not sure I understand the proposal. Can you provide couple of (simplest)
> > examples?
> >
> > And also it sounds like reinventing a wheel. What problem do you have that you
> > need to solve this way?
>
> Have you seen these:
> drivers/gpio/gpio-dwapb.c
> drivers/mfd/intel_quark_i2c_gpio.c
> ?
>
> GPIO driver has a main (controller level) node along with children on per bank
> basis. Currently it works with the provided approach (see second driver).

Btw, may be helpful to debug swnodes application
https://lore.kernel.org/lkml/20210327222012.54103-3-andriy.shevchenko@linux.intel.com/#t

--
With Best Regards,
Andy Shevchenko


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