From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752341AbaIEBal (ORCPT ); Thu, 4 Sep 2014 21:30:41 -0400 Received: from mail-pa0-f43.google.com ([209.85.220.43]:56013 "EHLO mail-pa0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751084AbaIEBaj (ORCPT ); Thu, 4 Sep 2014 21:30:39 -0400 Date: Fri, 5 Sep 2014 09:30:11 +0800 From: Wang YanQing To: Benjamin Henrion Cc: 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 Message-ID: <20140905013011.GA2133@udknight> Mail-Followup-To: Wang YanQing , Benjamin Henrion , 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 References: <20140831153201.GA25632@udknight> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Sep 04, 2014 at 06:44:31PM +0200, Benjamin Henrion wrote: > On Thu, Sep 4, 2014 at 6:14 PM, Benjamin Henrion 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. > > -- > Benjamin Henrion > FFII Brussels - +32-484-566109 - +32-2-4148403 > "In July 2005, after several failed attempts to legalise software > patents in Europe, the patent establishment changed its strategy. > Instead of explicitly seeking to sanction the patentability of > software, they are now seeking to create a central European patent > court, which would establish and enforce patentability rules in their > favor, without any possibility of correction by competing courts or > democratically elected legislators."