From patchwork Fri Feb 9 00:57:25 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Phil Reid X-Patchwork-Id: 871169 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3zcxW13D5Rz9s4q for ; Fri, 9 Feb 2018 11:57:49 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752386AbeBIA5m (ORCPT ); Thu, 8 Feb 2018 19:57:42 -0500 Received: from anchovy3.45ru.net.au ([203.30.46.155]:57793 "EHLO anchovy.45ru.net.au" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752401AbeBIA5j (ORCPT ); Thu, 8 Feb 2018 19:57:39 -0500 Received: (qmail 30875 invoked by uid 5089); 9 Feb 2018 00:57:36 -0000 Received: by simscan 1.2.0 ppid: 30819, pid: 30821, t: 0.0338s scanners: regex: 1.2.0 attach: 1.2.0 clamav: 0.88.3/m:40/d:1950 X-RBL: $rbltext Received: from unknown (HELO preid-centos7.electromag.com.au) (preid@electromag.com.au@203.59.230.133) by anchovy2.45ru.net.au with ESMTPA; 9 Feb 2018 00:57:36 -0000 Received: by preid-centos7.electromag.com.au (Postfix, from userid 1000) id E82C733A6203D; Fri, 9 Feb 2018 08:57:30 +0800 (AWST) From: Phil Reid To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, robh+dt@kernel.org, mark.rutland@arm.com, Michael.Hennerich@analog.com, preid@electromag.com.au, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, martinbv@mothictech.com Subject: [PATCH v5 0/2] iio: ad5272: Add support for Analog Devices digital potentiometers Date: Fri, 9 Feb 2018 08:57:25 +0800 Message-Id: <1518137847-63381-1-git-send-email-preid@electromag.com.au> X-Mailer: git-send-email 1.8.3.1 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add documentation and driver for the Analog Devices 5272. Driver currently doesn't support programing the RDAC position to non-volatile memory. Changes from v4: - Remove references to drie in bindings - Fix C&P error in binding doc for reset input. - fix typo in comment of driver. Changes from v3: - move SPDX-License-Identifier to line 1 - add AD5274 to Kconfig description - Add missing empty line before return Changes from v2: - docs: Fix polarity of reset-gpio example to match driver - Use a cached aligned buffer for i2c - remove old invalid comment from c&p Changes from v1: - Use spdx license id - Use sizeof for i2c buffer lens - Condense code a little when setting up i2c buf - check val2 in raw write - Add reset function. Perform a software reset if gpio reset pin is not defined - remove THIS_MODULE assignment - change of data to use index as per i2c device table Phil Reid (2): dt-bindings: ad5272: Add bindings for Analog Devices digital potentiometers iio: ad5272: Add support for Analog Devices digital potentiometers .../bindings/iio/potentiometer/ad5272.txt | 27 +++ drivers/iio/potentiometer/Kconfig | 10 + drivers/iio/potentiometer/Makefile | 1 + drivers/iio/potentiometer/ad5272.c | 227 +++++++++++++++++++++ 4 files changed, 265 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/potentiometer/ad5272.txt create mode 100644 drivers/iio/potentiometer/ad5272.c