linux-kernel - Re: [PATCH 2/3] gpio: Add FT232H CBUS GPIO driver

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Message-ID: <20170801092404.GA30136@localhost>
Date:   Tue, 1 Aug 2017 11:24:04 +0200
From:   Johan Hovold <johan@...nel.org>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     Anatolij Gustschin <agust@...x.de>,
        Lee Jones <lee.jones@...aro.org>, Alan Tull <atull@...nel.org>,
        Moritz Fischer <moritz.fischer@...us.com>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        linux-fpga@...r.kernel.org,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] gpio: Add FT232H CBUS GPIO driver

On Tue, Aug 01, 2017 at 08:49:02AM +0200, Linus Walleij wrote:
> On Thu, Jul 6, 2017 at 10:49 PM, Anatolij Gustschin <agust@...x.de> wrote:
> 
> > Add driver for CBUS pins on FT232H. The driver supports setting
> > GPIO direction and getting/setting CBUS 0-3 pin value. The CBUS
> > pins have to be enabled by configuring I/O mode in the FTDI EEPROM.
> >
> > Signed-off-by: Anatolij Gustschin <agust@...x.de>

> Apart from these small things it looks like a solid and nice driver,
> do you plan to merge this into MFD or should I merge it? Since it depends
> on the Kconfig symbol I guess I can merge it orthogonally if I am sure
> Lee will pick the MFD part.

There are some fundamental problems with this series which prevents it
from being merged. Please take a look at the discussion following patch
1/3.

Thanks,
Johan