Re: [PATCH] gpio: driver for the NXP 74HC153 chip

[Drew Fustini <drew@xxxxxxxxxxxxxxx>]

On Sun, Apr 4, 2021, 07:30 Mauri Sandberg <sandberg@xxxxxxxxxxxxx> wrote:
>
> > ----------------------------------------
> > From: Drew Fustini <drew@xxxxxxxxxxxxxxx>
> > On Tue, Feb 23, 2021 at 11:56 AM Mauri Sandberg <sandberg@xxxxxxxxxxxxx> wrote:
> > >
> > > Support for NXP 74HC153 Dual 4-input Multiplexer. This provides a GPIO
> > > interface supporting input mode only
> >
> > I would like to try this out.   This seems like a commodity part so I
> > looked for it in a DIP package.  I only see that from TI in the
> > SN74HC153N.  Do you anticipate a different vendor being a problem?
>
> Oh I am so sorry you guys had to see this. This is based on something I found and assumed to be up to
> standards and thought of trying to upstream it with modifications to device tree functionality only. Soon
> afterwards I realised its shortcomings in the GPIO api department and being too specific and sent a proposal
> what's now known as 'gpio-mux-input'. No further efforts should be put into this.
>
> I do not know how to withdraw a patch. Also, maybe I should have used the same thread with v2 instead
> of sending a new patch with new title.

No problem, I should not have replied to this old email, I had just
searched for the mention of the IC.

Do you think TI SN74HC153N should be ok for testing the gpio input
multiplexer patch [1]?

Thanks,
Drew

[1] https://lore.kernel.org/linux-gpio/20210325122832.119147-1-sandberg@xxxxxxxxxxxxx/