From: Johan Hovold <johan@kernel.org>
To: Wang YanQing <udknight@gmail.com>
Cc: Benjamin Henrion <zoobab@gmail.com>,
gregkh@linuxfoundation.org, linus.walleij@linaro.org,
jhovold@gmail.com, andi@lisas.de, dforsi@gmail.com,
gnomes@lxorguk.ukuu.org.uk, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v8] usb:serial:pl2303: add GPIOs interface on PL2303
Date: Tue, 9 Sep 2014 12:08:56 +0200 [thread overview]
Message-ID: <20140909100856.GC2974@localhost> (raw)
In-Reply-To: <20140905013011.GA2133@udknight>
On Fri, Sep 05, 2014 at 09:30:11AM +0800, Wang YanQing wrote:
> On Thu, Sep 04, 2014 at 06:44:31PM +0200, Benjamin Henrion wrote:
> > On Thu, Sep 4, 2014 at 6:14 PM, Benjamin Henrion <zoobab@gmail.com> wrote:
> > > I have subscribed to the lkml.
> > >
> > > Can you make me a favour, send me your email as you posted on the LKML
> > > in mbox format attached to an email?
> > >
> > > I am trying to reply to it, but I cannot find an mbox archive, outside
> > > of gmane which rewrites all the email addresses.
> > >
> > > Otherwise, I made a page here:
> > >
> > > http://www.zoobab.com/pl2303hxd-gpio
> > >
> > > I will also try with other adapters to see if the 2 GPIOs show up.
> > >
> > > Any idea how to test the GPIO sysfs speed?
> >
> > Also tested with an HXA laying around, I could export the 2 GPIOS in
> > /sys/class/gpio, but I could not change the status of the pins via
> > echo.
> >
> > Any idea why?
>
> It is strange, I have tested again with my two HXA adapters, they work well.
> How do you test? check cat value or check voltage change? I check cat value,
> and they work good.
So you haven't verified that the voltage actually changes?
Johan
next prev parent reply other threads:[~2014-09-09 10:11 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20140831153201.GA25632@udknight>
[not found] ` <CANjd3neT+NrsptLw3s7Bm76xv6LQMqm-BieN-0xLFuTx4apXxw@mail.gmail.com>
[not found] ` <CANjd3ndGiTujCORwZOXfWfHL2_YocK5ZUpxQJPLq+qTmkV0xnA@mail.gmail.com>
2014-09-05 1:30 ` [PATCH v8] usb:serial:pl2303: add GPIOs interface on PL2303 Wang YanQing
2014-09-09 10:08 ` Johan Hovold [this message]
2014-09-09 10:21 ` Wang YanQing
2014-09-09 10:43 ` Johan Hovold
2014-09-09 14:02 ` Johan Hovold
2014-09-10 1:56 ` Wang YanQing
2014-09-10 1:58 ` Wang YanQing
2014-08-31 15:24 Wang YanQing
2014-09-04 16:56 ` Linus Walleij
2014-09-04 17:35 ` Wang YanQing
2014-09-04 21:57 ` Benjamin Henrion
2014-09-05 7:58 ` Linus Walleij
2014-09-10 7:59 ` Johan Hovold
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