From patchwork Mon Aug 22 06:44:32 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Looijmans X-Patchwork-Id: 9293009 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A3CF7607FF for ; Mon, 22 Aug 2016 06:44:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9593B28934 for ; Mon, 22 Aug 2016 06:44:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 883D22893B; Mon, 22 Aug 2016 06:44:44 +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=-6.9 required=2.0 tests=BAYES_00,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 34C4C28934 for ; Mon, 22 Aug 2016 06:44:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751284AbcHVGom (ORCPT ); Mon, 22 Aug 2016 02:44:42 -0400 Received: from atl4mhob12.myregisteredsite.com ([209.17.115.50]:54000 "EHLO atl4mhob12.myregisteredsite.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753408AbcHVGom (ORCPT ); Mon, 22 Aug 2016 02:44:42 -0400 Received: from mailpod.hostingplatform.com ([10.30.71.209]) by atl4mhob12.myregisteredsite.com (8.14.4/8.14.4) with ESMTP id u7M6ibux028509 for ; Mon, 22 Aug 2016 02:44:37 -0400 Received: (qmail 6981 invoked by uid 0); 22 Aug 2016 06:44:37 -0000 X-TCPREMOTEIP: 37.74.225.130 X-Authenticated-UID: mike@milosoftware.com Received: from unknown (HELO mikebuntu.TOPIC.LOCAL) (mike@milosoftware.com@37.74.225.130) by 0 with ESMTPA; 22 Aug 2016 06:44:36 -0000 From: Mike Looijmans To: devicetree@vger.kernel.org Cc: robh@kernel.org, linux@roeck-us.net, linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, Mike Looijmans Subject: [PATCH] hwmon: (max6650.c) Add devicetree support documentation Date: Mon, 22 Aug 2016 08:44:32 +0200 Message-Id: <1471848272-3032-1-git-send-email-mike.looijmans@topic.nl> X-Mailer: git-send-email 1.9.1 Sender: linux-hwmon-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This adds the devicetree binding documentation for the max6650 fan controller. Signed-off-by: Mike Looijmans Acked-by: Rob Herring --- v2: Allow only 12V or 5V supply voltage .../devicetree/bindings/hwmon/max6650.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/max6650.txt diff --git a/Documentation/devicetree/bindings/hwmon/max6650.txt b/Documentation/devicetree/bindings/hwmon/max6650.txt new file mode 100644 index 0000000..d6c10e3 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/max6650.txt @@ -0,0 +1,23 @@ +Bindings for MAX6651 and MAX6650 I2C fan controllers + +Reference: +[1] https://datasheets.maximintegrated.com/en/ds/MAX6650-MAX6651.pdf + +Required properties: +- compatible : One of "maxim,max6650" or "maxim,max6651" +- reg : I2C address, one of 0x1b, 0x1f, 0x4b, 0x48. + +Optional properties, default is to retain the chip's current setting: +- maxim,fan-microvolt : The supply voltage of the fan, either 5000000 uV or + 12000000 uV. +- maxim,fan-prescale : Pre-scaling value, as per datasheet [1]. Lower values + allow more fine-grained control of slower fans. + Valid: 1, 2, 4, 8, 16. + +Example: + fan-max6650: max6650@1b { + reg = <0x1b>; + compatible = "maxim,max6650"; + maxim,fan-microvolt = <12000000>; + maxim,fan-prescale = <4>; + };