I2C trackpad

[Oleksandr Tymoshenko]

Ian FREISLICH (ian.freislich at capeaugusta.com) wrote:
> Hey,
> 
> I recently acquired a new laptop (Asus UX490U) which for the most part
> works with current except that:
> 
> 1. Sound output doesn't work.
> 2. The trackpad doesn't work.
> 
> I'm not bothered about sound and I haven't investigated that yet.  The
> trackpad not working is a nuisance, but I don't think that there's a
> short term fix.  I think it's connected via an I2C bus on one of two I2C
> controllers that don't have a driver attached:
> 
> none2 at pci0:0:21:0:      class=0x118000 card=0x1c301043 chip=0x9d608086
> rev=0x21 hdr=0x00
>     vendor     = 'Intel Corporation'
>     device     = 'Sunrise Point-LP Serial IO I2C Controller'
>     class      = dasp
> none3 at pci0:0:21:1:      class=0x118000 card=0x1c301043 chip=0x9d618086
> rev=0x21 hdr=0x00
>     vendor     = 'Intel Corporation'
>     device     = 'Sunrise Point-LP Serial IO I2C Controller'
>     class      = dasp
> 
> I've done some research and it looks like support is a long way off but
> I'm hoping someone has a work in progress I can test or hack on.

There is work in progress for I2C controller, not sure about touchpad
part: https://reviews.freebsd.org/D13654

-- 
gonzo