Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753269AbdF2OI6 convert rfc822-to-8bit (ORCPT ); Thu, 29 Jun 2017 10:08:58 -0400 Received: from mx12-04.smtp.antispamcloud.com ([46.165.232.174]:33533 "EHLO mx12-04.smtp.antispamcloud.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752830AbdF2OIv (ORCPT ); Thu, 29 Jun 2017 10:08:51 -0400 X-Greylist: delayed 2744 seconds by postgrey-1.27 at vger.kernel.org; Thu, 29 Jun 2017 10:08:51 EDT Subject: Re: [PATCH v2] hwmon: Add LTC2471/LTC2473 driver To: Lars-Peter Clausen , CC: , , , "linux-iio@vger.kernel.org" , Jonathan Cameron References: <1498733135-4729-1-git-send-email-mike.looijmans@topic.nl> <1498738434-18252-1-git-send-email-mike.looijmans@topic.nl> From: Mike Looijmans Organization: TOPIC Message-ID: <7c14b49d-5878-b665-fd4f-0582058cedd5@topic.nl> Date: Thu, 29 Jun 2017 15:22:56 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.1.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: nl Content-Transfer-Encoding: 8BIT X-Originating-IP: [192.168.80.121] X-EXCLAIMER-MD-CONFIG: 9833cda7-5b21-4d34-9a38-8d025ddc3664 X-EXCLAIMER-MD-BIFURCATION-INSTANCE: 0 X-Originating-IP: 37.74.225.130 X-SpamExperts-Domain: topic.nl X-SpamExperts-Username: 37.74.225.128/28 Authentication-Results: antispamcloud.com; auth=pass smtp.auth=37.74.225.128/28@topic.nl X-SpamExperts-Outgoing-Class: ham X-SpamExperts-Outgoing-Evidence: SB/global_tokens (0.00318655068211) X-Recommended-Action: accept X-Filter-ID: PqwsvolAWURa0gwxuN3S5YEa3T7JuZT23fGO2rGt3ZgWMD8gia7lRmdoHJ3n0cm6Vtfp9X1ZBchZ wvx8a7dTUQWF0kx98HH3GX+iQK7NiP6LBDMrD7q/cJogwbqzsuokIXMJ1U4MKKnQ5SAJ1V9dkP9x bu57BDazLmklZgT7xzYG/tuqBLL1FJn2/4Et9U8LT5CZSxgrFPxwrW59W+4NyhE0XVIsgNHisAbZ CpqICeA8CVsONrMJuGzuoGnKTKcygLJjfy2/hUPxxGqITycuLMdYaphGvYopQ24KJ9kgRDN3pbXn aMbbC1QSUBxihEsjBWOBqoptsYkcljagCMIDypReAQCFQo+KUtaSCrVTlxOfVsst/QEVbupaaYfx KYRJ8ar4sO9kYmr7/nmchPR9GwS0RTbIegwn2yn+XE4z9zMbAT/bTGM3eqpSRQBxZnohfXEKaDfh MlEkfe3s8O138Jlns9ZOO6sr2UDiNC+cntEZQGxcFxcrkq+IKIlinlm7VgW9/bktU41htiJ8fk7N kPOW6bvL9DC431WlF1LxckxMBAJkcsAhDD4OTTRkzMU8KuR9h4rJ1IhRjQc5xQiShHo5ONIssfIU D5m5CWmx71BFRFR4qXE7Cn+3zlGq5KdMR0tMwLh/UfgIMsW8UawravVdyPOcJwZf+mGEJuzRRI9j 8a0kKat+q1pDwG1CWLxsLs5/vZ6iv59Wo734FSnl5f3KRGDsIC6DoC/wt6wWDGPgm2M8nhHp+3/+ WJ/XJiksqOOz7IUQtphxWIUbM+lycZ4p8ZaiLmU7c9qpkE1nyDDnsXEBAaJKYpjfiKWbEgl33T/9 5Zg5CE3AhA2+uctitKL22lf4d/8+AtNKUJvxp4vu4ONX+wVRdCv4IOs1C4gel0X46K13u2s+hjcX 5uIl7yTfbLJidXcdkIm8ImSTsRM1XzxzNOGfZwe1Q9dYrHJWGPKDe5aS3sj84VXie1rIMzcYIODq 4Wm0GWo/WPwhA+s0N5HrGUG1oDwqHzOK5WmNBPQh8JDrRp++5E7eC3VXJdCLaHXbka52YUUS5E0H Chqwg+yqQ1Yls46HvOYmsAmNqPsl2rFO0IAAbIAC/ytNNzEvuGslKTrRIXcXpFg5ivY= X-Report-Abuse-To: spam@quarantine2.antispamcloud.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1149 Lines: 37 On 29-06-17 14:30, Lars-Peter Clausen wrote: > On 06/29/2017 02:13 PM, Mike Looijmans wrote: >> The LTC2741 and LTC2473 are single voltage monitoring chips. The LTC2473 >> is similar to the LTC2471 but outputs a signed differential value. >> >> Datasheet: >> http://cds.linear.com/docs/en/datasheet/24713fb.pdf > > This looks more like a general purpose ADC rather than a specialized voltage > monitoring chip. In my opinion this driver would be better suited for the > IIO framework. But before you start working on that lets try to hear what > others think about this. I'm neutral on it, it's being used as a hardware monitor on the board I have, but it's indeed a generic I2C ADC. Do you have a suggestion for a similar device (simple I2C ADC) that I could base the IIO driver on? I've come across the AD799x which seems a good starting point. Kind regards, Mike Looijmans System Expert TOPIC Products Materiaalweg 4, NL-5681 RJ Best Postbus 440, NL-5680 AK Best Telefoon: +31 (0) 499 33 69 79 E-mail: mike.looijmans@topicproducts.com Website: www.topicproducts.com Please consider the environment before printing this e-mail