Re: [PATCH v2 2/2] leds: Add support for Turris 1.x LEDs

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On Tue, Jul 5, 2022 at 8:47 PM Pali Rohár <pali@xxxxxxxxxx> wrote:
>
> On Tuesday 05 July 2022 20:40:26 Andy Shevchenko wrote:
> > On Tue, Jul 5, 2022 at 6:11 PM Pali Rohár <pali@xxxxxxxxxx> wrote:
> > >
> > > This adds support for the RGB LEDs found on the front panel of the
> > > Turris 1.x routers. There are 8 RGB LEDs that are controlled by
> > > CZ.NIC CPLD firmware running on Lattice FPGA.
> > >
> > > CPLD firmware provides HW triggering mode for all LEDs except WiFi LED
> > > which is automatically enabled after power on reset. LAN LEDs share HW
> > > registers for RGB colors settings, so it is not possible to set different
> > > colors for individual LAN LEDs.
> > >
> > > CZ.NIC CPLD firmware is open source and available at:
> > > https://gitlab.nic.cz/turris/hw/turris_cpld/-/blob/master/CZ_NIC_Router_CPLD.v
> > >
> > > This driver uses the multicolor LED framework and HW led triggers.
> >
> > Pardon me, but this driver seems like 3 years old by the APIs it's
> > using... I have to say this, because I was surprised a lot to see some
> > calls.
>
> I wrote it just recently according to other omnia multicolor driver.

I see. I hope you will find my review useful then.

-- 
With Best Regards,
Andy Shevchenko




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