Re: [PATCH v4] i2c: Add FTDI FT4222H USB I2C adapter
From: Francesco Lavra
Date: Thu Sep 10 2026 - 05:25:54 EST
On Mon, 2026-07-27 at 10:07 +0200, Francesco Lavra wrote:
> Another friendly ping
>
> On Thu, 2026-04-30 at 17:40 +0200, Francesco Lavra wrote:
> > Friendly ping
> >
> > On Wed, 2026-02-25 at 12:20 +0100, Francesco Lavra wrote:
> > > FT4222H exports a USB interface to operate as I2C bus master when set
> > > up
> > > (via the DCNF pins) in configuration mode 0 or 3.
> > > The USB communication protocol implemented by the FT4222 chip is not
> > > publicly documented, therefore the name assigned to the various
> > > defines
> > > used in the USB communication code is a semi-educated guess after
> > > sniffing
> > > USB traffic generated with the FTDI FT4222 userspace library.
> > >
> > > Signed-off-by: Francesco Lavra <flavra@xxxxxxxxxxxx>
It has been more than six months since I sent v4 of this patch, and there
has not been any followup on this, other than my attempts to revive this
thread. And that is after all review comments from the previous iterations
have been addressed.
Is there anything else I should do to help this patch move forward?
Thanks