Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751277AbaKYQJT (ORCPT ); Tue, 25 Nov 2014 11:09:19 -0500 Received: from mail-ig0-f177.google.com ([209.85.213.177]:61508 "EHLO mail-ig0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751043AbaKYQJR (ORCPT ); Tue, 25 Nov 2014 11:09:17 -0500 MIME-Version: 1.0 In-Reply-To: <5474A77B.10806@roeck-us.net> References: <1416930423-12179-1-git-send-email-bgolaszewski@baylibre.com> <1416930423-12179-3-git-send-email-bgolaszewski@baylibre.com> <5474A77B.10806@roeck-us.net> Date: Tue, 25 Nov 2014 17:09:16 +0100 Message-ID: Subject: Re: [PATCH 2/5] hwmon: ina2xx: make shunt resistance configurable at run-time From: =?UTF-8?Q?Bartosz_Go=C5=82aszewski?= To: Guenter Roeck Cc: LKML , Benoit Cousson , Patrick Titiano Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2014-11-25 16:59 GMT+01:00 Guenter Roeck : > For a given system it should always be known, and it appears unlikely > that there is a system out there where the shunt resistor value can change. > > What system exactly are you talking about ? We're talking about the ACME cape for BeagleBone Black: http://baylibre.com/acme/ The probes you can see on the page can be connected in various configurations and different probes have different shunt resistors. Their values are set from the user-space after booting, hence the patch. Bart -- 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/