From patchwork Thu Jan 15 01:08:09 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kevin Hilman X-Patchwork-Id: 43140 Return-Path: X-Original-To: linaro@patches.linaro.org Delivered-To: linaro@patches.linaro.org Received: from mail-lb0-f199.google.com (mail-lb0-f199.google.com [209.85.217.199]) by ip-10-151-82-157.ec2.internal (Postfix) with ESMTPS id 6AB2720D60 for ; Thu, 15 Jan 2015 01:08:18 +0000 (UTC) Received: by mail-lb0-f199.google.com with SMTP id b6sf425308lbj.2 for ; Wed, 14 Jan 2015 17:08:17 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:delivered-to:from:to:cc:subject :date:message-id:sender:precedence:list-id:x-original-sender :x-original-authentication-results:mailing-list:list-post:list-help :list-archive:list-unsubscribe; bh=bV349Vni3LED1PEKPpomivUSwbXWft4lVz5LyZo7+mI=; b=W7jfdU02i2GgGQ8YmjUcMrN6PK+zhSZkvAGxjgAfNm94ItYf3NU8CbyoODMT8Tzf1E NXXU6u5yTXl/oAMBlBGaGIYLNCj0cA6373rlXnYmVW+LQts8/C4jVedogjGR2yYjreLT GGgnkQzqBPDJljswIMziKlKBX4S3ER6ZRCE7VqDCeU67S3fSgmcydNkCgwHEtoe1xgAM Nax0N6xofERytTQR1Ccfx2RynfnaKq0f2h05sxzrUKLb6wIkNTTkzQ+jCoEOgV6Sd0vk TwWgsbipuXmHrgosLCQXFzJq7KRyqEN5JtO9FzpfzduewQUKFnTpGF5xhxpCjxOQGRnb MIlQ== X-Gm-Message-State: ALoCoQm6rJXMVjfZqSsVUVyQ1cWzbpDbVY5Nh+IfbPWI45eZlHGhdaz8ZYP+QjsrhMWB1oegNPy7 X-Received: by 10.180.105.97 with SMTP id gl1mr3954952wib.7.1421284097267; Wed, 14 Jan 2015 17:08:17 -0800 (PST) MIME-Version: 1.0 X-BeenThere: patchwork-forward@linaro.org Received: by 10.152.234.132 with SMTP id ue4ls142750lac.58.gmail; Wed, 14 Jan 2015 17:08:17 -0800 (PST) X-Received: by 10.112.84.225 with SMTP id c1mr7015743lbz.22.1421284096996; Wed, 14 Jan 2015 17:08:16 -0800 (PST) Received: from mail-lb0-f178.google.com (mail-lb0-f178.google.com. [209.85.217.178]) by mx.google.com with ESMTPS id lt6si12682lac.47.2015.01.14.17.08.16 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 14 Jan 2015 17:08:16 -0800 (PST) Received-SPF: pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.217.178 as permitted sender) client-ip=209.85.217.178; Received: by mail-lb0-f178.google.com with SMTP id u14so10837895lbd.9 for ; Wed, 14 Jan 2015 17:08:16 -0800 (PST) X-Received: by 10.152.18.135 with SMTP id w7mr6762092lad.47.1421284096703; Wed, 14 Jan 2015 17:08:16 -0800 (PST) X-Forwarded-To: patchwork-forward@linaro.org X-Forwarded-For: patch@linaro.org patchwork-forward@linaro.org Delivered-To: patch@linaro.org Received: by 10.112.9.200 with SMTP id c8csp1871874lbb; Wed, 14 Jan 2015 17:08:15 -0800 (PST) X-Received: by 10.70.125.163 with SMTP id mr3mr9932560pdb.156.1421284094972; Wed, 14 Jan 2015 17:08:14 -0800 (PST) Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id di8si32816670pad.73.2015.01.14.17.08.14; Wed, 14 Jan 2015 17:08:14 -0800 (PST) Received-SPF: none (google.com: linux-samsung-soc-owner@vger.kernel.org does not designate permitted sender hosts) client-ip=209.132.180.67; Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752525AbbAOBIN (ORCPT + 4 others); Wed, 14 Jan 2015 20:08:13 -0500 Received: from mail.kernel.org ([198.145.29.136]:46732 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751886AbbAOBIM (ORCPT ); Wed, 14 Jan 2015 20:08:12 -0500 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 7E8BE2017D; Thu, 15 Jan 2015 01:08:10 +0000 (UTC) Received: from localhost (c-67-160-101-93.hsd1.wa.comcast.net [67.160.101.93]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A1B9D2012E; Thu, 15 Jan 2015 01:08:09 +0000 (UTC) From: Kevin Hilman To: Kukjin Kim , linux-samsung-soc@vger.kernel.org Cc: linaro-kernel@lists.linaro.org, Javier Martinez Canillas , Sjoerd Simons , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , Kukjin Kim , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND...), linux-arm-kernel@lists.infradead.org (moderated list:ARM PORT), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2] ARM: dts: exynos5422-odroidxu3: add on-board INA231 sensors Date: Wed, 14 Jan 2015 17:08:09 -0800 Message-Id: <1421284089-421-1-git-send-email-khilman@kernel.org> X-Mailer: git-send-email 2.1.3 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: list List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: patch@linaro.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.217.178 as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , From: Kevin Hilman The odroid-xu3 has 4 INA231 current sensors on board which can be accessed from the Linux via the hwmon interface. There is one sensor for each of these power rails: - A15 cluster: VDD_ARM - A7 cluster: VDD_KFC - GPU: VDD_G3D - memory: VDD_MEM In addition to adding the sensors, LDO26 from the PMIC needs to be enabled because it's powering these sensor. Cc: Javier Martinez Canillas Cc: Sjoerd Simons Signed-off-by: Kevin Hilman --- v2: use "ti,ina231" as compatible string. Applies on top of "ARM: dts: Add dts file for odroid XU3 board" from Sjoerd Simons. arch/arm/boot/dts/exynos5422-odroidxu3.dts | 39 ++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3.dts b/arch/arm/boot/dts/exynos5422-odroidxu3.dts index c29123c0734d..50353d023225 100644 --- a/arch/arm/boot/dts/exynos5422-odroidxu3.dts +++ b/arch/arm/boot/dts/exynos5422-odroidxu3.dts @@ -174,6 +174,13 @@ regulator-always-on; }; + ldo26_reg: LDO26 { + regulator-name = "vdd_ldo26"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + regulator-always-on; + }; + buck1_reg: BUCK1 { regulator-name = "vdd_mif"; regulator-min-microvolt = <800000>; @@ -257,6 +264,38 @@ }; }; + i2c_0: i2c@12C60000 { + status = "okay"; + + /* A15 cluster: VDD_ARM */ + ina231@40 { + compatible = "ti,ina231"; + reg = <0x40>; + shunt-resistor = <10000>; + }; + + /* memory: VDD_MEM */ + ina231@41 { + compatible = "ti,ina231"; + reg = <0x41>; + shunt-resistor = <10000>; + }; + + /* GPU: VDD_G3D */ + ina231@44 { + compatible = "ti,ina231"; + reg = <0x44>; + shunt-resistor = <10000>; + }; + + /* A7 cluster: VDD_KFC */ + ina231@45 { + compatible = "ti,ina231"; + reg = <0x45>; + shunt-resistor = <10000>; + }; + }; + i2c_2: i2c@12C80000 { samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>;