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SubjectRe: PCF857x and 16-bit GPIO expanders
Date
On Wednesday 18 September 2013 13:16:27 Linus Walleij wrote:
> On Tue, Sep 17, 2013 at 9:07 PM, Felipe Balbi <balbi@ti.com> wrote:
> > has anyone ever successfully using gpio-pcf857x.c driver with 16-bit
> > gpio expanders ? We're having some issues here where toggling the last
> > gpio pin (gpio 15) on a PCF8575 device causes platform to hang and I
> > can't come up with any explanation of why would it hang...
>
> Bouncing the question to George, Laurent and Kuninori...

I've got a board with a PCF8575 chip, but it uses I/Os 8 to 14 only as far as
I know.

I can try toggling I/O 15, but that will need to wait until next week as I'm
currently travelling without access to the hardware.

--
Regards,

Laurent Pinchart



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