From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 98A0FC33CB1 for ; Tue, 14 Jan 2020 15:19:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 65263222C4 for ; Tue, 14 Jan 2020 15:19:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="DcQbpa5X" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729271AbgANPTo (ORCPT ); Tue, 14 Jan 2020 10:19:44 -0500 Received: from mail-pf1-f196.google.com ([209.85.210.196]:45461 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729098AbgANPT2 (ORCPT ); Tue, 14 Jan 2020 10:19:28 -0500 Received: by mail-pf1-f196.google.com with SMTP id 2so6714070pfg.12; Tue, 14 Jan 2020 07:19:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=uMWy9u/32jVL1tXriZ9xy59fE2pwEAGTC/AyEXL/bc8=; b=DcQbpa5XsdLmDArxppuX0QUlt+0JecePQVimW1hZS6yqNKV8WedJ1vYTK6hHiWOM0p os1JhrPNE+Dhkr1uyfcI5eAYf25io4b/BJ5rB4LgbEjujkmmRsoK6ODXV3TuUHyamQXu S+eMETdSe1vOKzDxMhPOh06+1tXqK4/ocIIonLHOUSlWv/xHXOHA0yjPmn8JSbhYMl4G fAdXP9drouHYBd30NfvoGcznbJzemetl2KLo86Hk1Nyx6pVtjLPwRB43/8j5uXhgRfD9 EQctZimuVNgkcJ96A3Z3Ge7sPL20jd9/N2Na9pGKjcH+Jq+c8WnZ7TJ9mHuHCh0VvFhV sbxQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=uMWy9u/32jVL1tXriZ9xy59fE2pwEAGTC/AyEXL/bc8=; b=GY924RbmZNMeoF6n5hL4PuKZm9CEyFP0LLBJIDrhsisHJSSLLVG3iLWsEiB345sh0M dIFKh0sYjeksIpfPo9Hp6/Ak0Sj0Q9+uoZpDh44MPr2RTG4SjFU798Xio6RtwLY86hzF tH3eh3wD/4lhFNXN76F6GSDjW9UZhrVryETZJ44DmuaLiOlay3+8J6AkDCxY56sRpYs9 jaJen4l3JKWAb4CHjpQyPXG4P3XYPnYD7L7p+TJOilZhXMsPM/NSeMfA3uRbhNNmu4c/ Vp6HWuXfhVPhno+Oq11MEwtD1HPdovNC5FycgXkolFk9EbhAJIPn4vzZ/F0l6CPkmf88 rJyQ== X-Gm-Message-State: APjAAAUz7XRa/S+apl3QudYyXSutFrZfWAAbIFqumgUeR7kGqTumEb34 tQL7bUJ9IaW/z/UJkZLrhg0= X-Google-Smtp-Source: APXvYqzIQi4kLmAraK/ke5nkp/cK8TN4YzKhEtyN2XiAzZrW/qst02Mb/5Yu89lTJeh1dC98Y9Q3gA== X-Received: by 2002:a63:1c13:: with SMTP id c19mr27595123pgc.450.1579015167647; Tue, 14 Jan 2020 07:19:27 -0800 (PST) Received: from localhost.localdomain (c-67-165-113-11.hsd1.wa.comcast.net. [67.165.113.11]) by smtp.gmail.com with ESMTPSA id 207sm18834425pfu.88.2020.01.14.07.19.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jan 2020 07:19:26 -0800 (PST) From: Andrey Smirnov To: linux-arm-kernel@lists.infradead.org Cc: Andrey Smirnov , Chris Healy , Fabio Estevam , Shawn Guo , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/5] ARM: dts: vf610-zii-ssmb-dtu: Add voltage monitor DT node Date: Tue, 14 Jan 2020 07:19:03 -0800 Message-Id: <20200114151906.25491-3-andrew.smirnov@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200114151906.25491-1-andrew.smirnov@gmail.com> References: <20200114151906.25491-1-andrew.smirnov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a DT node for various voltage supply rails connected to SoC's ADC for voltage monitoring purposes. Signed-off-by: Andrey Smirnov Cc: Chris Healy Cc: Fabio Estevam Cc: Shawn Guo Cc: linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts b/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts index 847c5858fea1..a6c22a79779e 100644 --- a/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts +++ b/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts @@ -46,6 +46,14 @@ regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; }; + + supply-voltage-monitor { + compatible = "iio-hwmon"; + io-channels = <&adc0 8>, /* 12V_MAIN */ + <&adc0 9>, /* +3.3V */ + <&adc1 8>, /* VCC_1V5 */ + <&adc1 9>; /* VCC_1V2 */ + }; }; &adc0 { -- 2.21.0