From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753656AbeBGJJK (ORCPT ); Wed, 7 Feb 2018 04:09:10 -0500 Received: from smtpcmd14161.aruba.it ([62.149.156.161]:33391 "EHLO smtpcmd10101.aruba.it" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753476AbeBGJJG (ORCPT ); Wed, 7 Feb 2018 04:09:06 -0500 Subject: Re: [PATCH] pps-gpio: implement echo pulses To: Lukas Senger Cc: linux-kernel@vger.kernel.org References: <20180206155856.14562-1-lukas@fridolin.com> From: Rodolfo Giometti Message-ID: Date: Wed, 7 Feb 2018 10:09:02 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <20180206155856.14562-1-lukas@fridolin.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/02/18 16:58, Lukas Senger wrote: > pps-gpio reports as having echo capability via sysfs, which is not > actually the case. This patch implements it. > > The output pin is hardcoded as 17. This should probably be configurable > via the dtoverlay in the same way as the input pin. No hardcoded stuff please! :-D However thank you for your tutorial code, maybe someone will find it very useful. Ciao, Rodolfo -- HCE Engineering e-mail: giometti@hce-engineering.it GNU/Linux Solutions giometti@enneenne.com Linux Device Driver giometti@linux.it Embedded Systems phone: +39 349 2432127 UNIX programming skype: rodolfo.giometti Cosino Project - the quick prototyping embedded system - www.cosino.it Freelance ICT Italia - Consulente ICT Italia - www.consulenti-ict.it