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=unavailable 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 C1EC4C433DF for ; Tue, 26 May 2020 17:09:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9C990207FB for ; Tue, 26 May 2020 17:09:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="g3wcKRmb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728503AbgEZRJs (ORCPT ); Tue, 26 May 2020 13:09:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43410 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728444AbgEZRJr (ORCPT ); Tue, 26 May 2020 13:09:47 -0400 Received: from mail-il1-x144.google.com (mail-il1-x144.google.com [IPv6:2607:f8b0:4864:20::144]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A00F1C03E96D; Tue, 26 May 2020 10:09:46 -0700 (PDT) Received: by mail-il1-x144.google.com with SMTP id 9so2740730ilg.12; Tue, 26 May 2020 10:09:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=qDMtsfOhm3VjziHJE2E1cNppZGDhVrk8ubukeyWGRX4=; b=g3wcKRmbalgUtm11bVdHv8qL3LYhdL0QrZ0Tw1Vt7ECNYVsx3ibiBCGgGZjBTZ10Ut lseDTXK5zhZ0LR7F+V13fcBLCQjJX0R/054ayq1e0/Ao2kuTUi46uynzW69NKJJ8VbMj G/OMrFZnIm1yvnBYotaJfZ6fa/nyXwn1oR+DoexzlWBsBLjNrCSL2Z02AVObFJWWmOcX AFKwxV6TggtmLne1nHIzFnFzDVNGbWuvI2sla/LQidclclbb8k/v2wCfcpYwLcbpCG9I JVB+4GPEhuHmtKOW3ZpCS7XK6Zag9f5TgIogyl/NKcn60z+oRWid+995AOdeFDtAK3wz 5OFQ== 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:mime-version :content-transfer-encoding; bh=qDMtsfOhm3VjziHJE2E1cNppZGDhVrk8ubukeyWGRX4=; b=rU6YTudbhkFdicsHq9X6HzlTplzcLGGOmeDXOC8t+K+ALU39vOWvsX24uwIQZ9cdzs HX4GgartfRMK/m8v2HzKkFXFw+BN+5koolFrERieHV10KR52zVOd9WxX4Pj3+DZ6SLqk 2WACOeakxa7glr1cneOJ81SpdxMWjsioF/GkohSEOcg5e/DCSMjmlMH0t/MzBbCfq4C6 Fm0ONmcUGoFNmay1RfGqvM1HVo5JWFRrO3u6PKmLbD3RHpcdMpMKIdzAfpHjH/ZsNa5A jM4cjBNAzthj/H/LQaAgUWaqy7Ti2QqCi6CfPukU5PNaZrMwgODcdEmnnTtjP8mcp9kn 39aA== X-Gm-Message-State: AOAM532AKOTGAaYOP9424fD6tNn1O0iUo4wuyLf+WflxduS6L39DfYNO P31+VBkyH2UKVaNklxF1D2M= X-Google-Smtp-Source: ABdhPJyiCTc5LxB7MGg1Mg2Z3LpRLDDmxxNgMXldniIQX8H7iq3tA9+sDdWDd7TrmiAT4bYBQZlC3A== X-Received: by 2002:a92:c704:: with SMTP id a4mr2119077ilp.163.1590512985746; Tue, 26 May 2020 10:09:45 -0700 (PDT) Received: from localhost.localdomain (c-73-37-219-234.hsd1.mn.comcast.net. [73.37.219.234]) by smtp.gmail.com with ESMTPSA id j17sm244116ilq.79.2020.05.26.10.09.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 May 2020 10:09:45 -0700 (PDT) From: Adam Ford To: linux-arm-kernel@lists.infradead.org Cc: aford@beaconembedded.com, Adam Ford , Rob Herring , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] arm64: dts: imx8mm-beacon: Fix voltages on LDO1 and LDO2 Date: Tue, 26 May 2020 12:09:39 -0500 Message-Id: <20200526170939.104111-1-aford173@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org LDO1 and LDO2 settings are wrong and case the voltage to go above the maximum level of 2.15V permitted by the SoC to 3.0V. This patch is based on work done on the i.MX8M Mini-EVK which utilizes the same fix. Fixes: 593816fa2f35 ("arm64: dts: imx: Add Beacon i.MX8m-Mini development kit") Signed-off-by: Adam Ford diff --git a/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi index fb0137a8611c..94911b1707ef 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi @@ -136,7 +136,7 @@ ldo1_reg: LDO1 { regulator-name = "LDO1"; - regulator-min-microvolt = <3000000>; + regulator-min-microvolt = <1600000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; @@ -144,7 +144,7 @@ ldo2_reg: LDO2 { regulator-name = "LDO2"; - regulator-min-microvolt = <900000>; + regulator-min-microvolt = <800000>; regulator-max-microvolt = <900000>; regulator-boot-on; regulator-always-on; -- 2.17.1