From patchwork Sun Mar 17 20:34:27 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andreas Klinger X-Patchwork-Id: 10856569 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C845113B5 for ; Sun, 17 Mar 2019 20:35:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AAEF9292AA for ; Sun, 17 Mar 2019 20:35:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9BC26292B1; Sun, 17 Mar 2019 20:35:40 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E57B8292AA for ; Sun, 17 Mar 2019 20:35:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727425AbfCQUfG (ORCPT ); Sun, 17 Mar 2019 16:35:06 -0400 Received: from mout.kundenserver.de ([212.227.17.13]:42401 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725914AbfCQUfG (ORCPT ); Sun, 17 Mar 2019 16:35:06 -0400 Received: from localhost ([46.189.28.64]) by mrelayeu.kundenserver.de (mreue106 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MbBQU-1gU4oK0k7U-00bZJh; Sun, 17 Mar 2019 21:34:32 +0100 Date: Sun, 17 Mar 2019 21:34:27 +0100 From: Andreas Klinger To: devicetree@vger.kernel.org, linux-iio@vger.kernel.org Cc: jic23@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, afaerber@suse.de, arnd@arndb.de, davem@davemloft.net, gregkh@linuxfoundation.org, johan@kernel.org, khilman@baylibre.com, knaack.h@gmx.de, lars@metafoo.de, linux-kernel@vger.kernel.org, martin.blumenstingl@googlemail.com, mchehab+samsung@kernel.org, m.othacehe@gmail.com, nicolas.ferre@microchip.com, pmeerw@pmeerw.net, robh@kernel.org, songqiang1304521@gmail.com, treding@nvidia.com, techsupport@maxbotix.com Subject: [PATCH v3 0/4] add MaxBotix I2CXL ultrasonic iio driver Message-ID: <20190317203230.rm7zdtobjda36awz@arbad> MIME-Version: 1.0 Content-Disposition: inline User-Agent: NeoMutt/20170113 (1.7.2) X-Provags-ID: V03:K1:JzBHQMzxZhj+22bdGMCnwzeGmw5ETItywczzfTvmFvpty7UZdR1 NDMLplOoYTAeYtWH6gzWIvLwETioHTvCpOYogAIi76VQ+VQB9s01RBzpgaXNoJz4jaCviLW 41xygvHANMoHDsvYKVOGjKItXyrYPEXTLgsE/akM0jPuqcCCS75eduxy8WhsVwx5AgfY3nI 7o8IWar6ugXY/taoo2fJQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:9mwikf3KvGw=:ipnsEQ+ol340y+f07TvDVB AQsxu1NmjV/3CDOLA7mtAlf4UUOQK4LTSVGNwAb3Mj7KUnMdo2gLouwmG3m7MYIUP+Ik5/Txy uNweqEwDciSMYP6T9ZkHoNjfupFfcDLBTQAx33oYvhdf0RmkAImKYx7nPTcDcLl7PgHM8Aqpg MMCNhURmWRpaBXOYKMBA42w+46yzXK6ecjxYDMksYSKspDbe5GkAWtp5iW11IIa1UvFQ/hDXy uDSeIhKqeR2J4vEMm/KLWNVH2SDSc4EUt9QyZ/zID351DlMSRfjNJt8oy0fiIQIn/1T0T/Akh eeWUcZPnRbjC/dpy1UgpxI6iNyjD6IVUHj3GKdpoScwAIFH3oYj+hU3YClg7LO55nqtyNGRIu 0ZzQujokKWy6Y2GU2uHJdXzdGqAoOvNLZ8JhMb0tMf0bS4KIsBlREs4YLnuj6A/EGFSfT/zyj OifqBicmookG3uZaIO2yuiRAfjzvAPvYnMgCD9X44CAIBQwDRVnh8lI2vbDMcbuCha3bB2b/Q 2IQF7cj1a0c+/phH9/gjmPRKNHE8T7PFiKcJxIihIO741qZLDrwZKPix+S14AjtVLZUXGNqYs diIflZ0lh4xaByWwDkVPfErfcXLmHeYbzKm2mLwdEHjsS2iYJpMX4eDZEbbxzRlG7TM05qRDl rrOJQN0IQW2X4BD88UJdL6gxphdmppq7nEitp0xW6XMySNLgsSB9wktjGnjcRqDfvaeAWdVi5 aueKtm0C9Y5vUYaghTu/VeXu/0wv6CJchpg6wQ== Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch series adds support for I2CXL-MaxSonar ultrasonic distance sensors with i2c interface of vendor MaxBotix Supported types are: mb1202, mb1212, mb1222, mb1232, mb1242, mb7040, mb7137 Implemented and tested functionality: - reading the distance via in_distance_raw - buffered mode with trigger - make use of irq to announce completion of ranging Changes in v3: Thanks to the review of Julia, Jonathan, Rob and Peter there are some changes: - fix missing mutex_unlock() in mb1232_read_distance() - change file and function names to the tested type mb1232 - list all supported types in {of,i2c}_device_id as well as in Kconfig - reduce former status gpio to pure interrupt for announcement of finished read cycle Changes in v2: Thanks to the review of Andreas and Peter there are a couple of changes: - rename type wildcard mb12x2 to i2cxl in dt binding - split changes in vendor list and dt doc into two patches - merge driver source and Kconfig/Makefile change into one patch - reword dt documentation - use directly __be16 datatype to read directly from i2c - use s16 as return value from mb12x2_read_distance() Andreas Klinger (4): dt-bindings: Add vendor prefix for MaxBotix dt-bindings: maxbotix,mb1232: Add MaxBotix i2c ultrasonic rangers mb1232.c: add distance iio sensor with i2c MAINTAINERS: add maintainer for maxbotix ultrasonic driver .../bindings/iio/proximity/maxbotix,mb1232.txt | 31 +++ .../devicetree/bindings/vendor-prefixes.txt | 1 + MAINTAINERS | 7 + drivers/iio/proximity/Kconfig | 12 + drivers/iio/proximity/Makefile | 1 + drivers/iio/proximity/mb1232.c | 274 +++++++++++++++++++++ 6 files changed, 326 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.txt create mode 100644 drivers/iio/proximity/mb1232.c