Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751875AbaBETXE (ORCPT ); Wed, 5 Feb 2014 14:23:04 -0500 Received: from mail-lb0-f176.google.com ([209.85.217.176]:59964 "EHLO mail-lb0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751653AbaBETXB (ORCPT ); Wed, 5 Feb 2014 14:23:01 -0500 Message-ID: <52F29DBD.9050305@cogentembedded.com> Date: Wed, 05 Feb 2014 23:23:25 +0300 From: Sergei Shtylyov Organization: Cogent Embedded User-Agent: Mozilla/5.0 (X11; Linux i686; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 MIME-Version: 1.0 To: Matt Porter , Jonathan Cameron , Grant Likely , Rob Herring , =?ISO-8859-1?Q?Beno=EEt_Cousson?= , Tony Lindgren , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Thierry Reding CC: Devicetree List , Linux PWM List , Linux IIO List , Linux Kernel Mailing List , Linux OMAP List , Linux ARM Kernel List Subject: Re: [PATCH v3 0/6] IIO pulse capture support for TI ECAP References: <1391626901-31684-1-git-send-email-mporter@linaro.org> In-Reply-To: <1391626901-31684-1-git-send-email-mporter@linaro.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello. On 02/05/2014 10:01 PM, Matt Porter wrote: [...] > This series adds support for PWM capture devices within IIO and > adds a TI ECAP IIO driver. > PWM capture devices are supported using a new IIO "pulse" channel type. > The IIO ECAP driver implements interrupt driven triggered buffer capture > only as raw sample reads are not applicable to this hardware. > Initially, the driver supports a single pulse width measurement with > configurable polarity. The ECAP hardware can support measurement of a > complete period and duty cycle but this is not yet implemented. How about pulse counting? I have the hardware that can also count pulses in addition to measuring the periods, so I'm interested in this work (initially I supported it in driver/misc/ but it got turned down for iio). WBR, Sergei -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/