gpioiic FDT overlays for sun8i-h3

[Milan Obuch]

On Thu, 28 Nov 2019 15:29:01 +0200
Nick Kostirya via freebsd-arm <freebsd-arm at freebsd.org> wrote:

> Hello.
> I want use gpioiic on Nanopi NEO with PA0 and PA2 pins.
> Nanopi NEO will be master.
> Help me, please, to write overlay.
> I write:
> 
> /dts-v1/;
> /plugin/;
> 
> / {
>     compatible = "allwinner,sun8i-h3";
> };
> 
> &{/soc/} {
>     gpio: gpio {
>         gpio-controller;
> 
>         gpioiic0 {
>             compatible    = "gpioiic";
>             gpios = <&gpio 00 1 0 &gpio 02 1 0>; /* Attach to GPIO
> pins 00 and 02. Set them initially as inputs. */ scl = <0>; /*
> GPIO pin 00 (PA0) */ sda = <1>; /*    GPIO pin 02 (PA2) */
> 
>         };
>     };
> };
> 
> But it is not worked.
> Tell me, please, where I was wrong.
>

Quick question - which OS version? According to my experience, DTB
overlays do not work in FreeBSD 12, but everything is OK with them in
FreeBSD 13.

Regards,
Milan