From patchwork Wed Mar 18 05:44:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Andersson X-Patchwork-Id: 203153 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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, 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 05285C10DCE for ; Wed, 18 Mar 2020 05:46:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C181820663 for ; Wed, 18 Mar 2020 05:46:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="DyUKc0Wo" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726478AbgCRFqW (ORCPT ); Wed, 18 Mar 2020 01:46:22 -0400 Received: from mail-pg1-f196.google.com ([209.85.215.196]:43625 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727029AbgCRFqW (ORCPT ); Wed, 18 Mar 2020 01:46:22 -0400 Received: by mail-pg1-f196.google.com with SMTP id u12so13038664pgb.10 for ; Tue, 17 Mar 2020 22:46:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=wP5msWs+H65dtiCoHZMzY1KxEhCfiPf43beyeK96JJo=; b=DyUKc0WoN764jAONlN34IdUIF+JaIJ/8zjaKAOm62CXLomzbzdcCvDBbscthJO+/4/ HUQc5JeCIlCKeDJVSNGIztS+uufYFrp0cNZ9um/3WnFzpTchsPxWJ3X7Dt6YWGIPCuIh lopK9XbixgTN7jbqM7R8gah+p0UmkOXGLsBlHi53U+nSXKrTf9DcyKdStD4Bk/vZR+5n 62E4hBBBKmbeuU+9U0SSm2hVD12MwJHDVQxwE/lj3Y+nBEQ7oZKeEwxhko2qBkX1TZVq Wctb6+M6NBIsjTnYIRYV/jOIMAUXnrZGNPWNEBAyoojAA5goIXBO970mvCRMnrEDA/a5 DkIA== 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=wP5msWs+H65dtiCoHZMzY1KxEhCfiPf43beyeK96JJo=; b=ZXB4kieardUpPj7APGO5fV0AwQh/BeoNDhTYbqAufkxO2pH6sW+6x8DfWqWK9wjfAa Qgn7bvtPexGCWOnnZ9vrJmegXPGlN0uwNE0XdMgTwx9/q71kITV6qs2wnhu4Fot+vgXf TjDzWlrvBNifyZ++m8tcdNaMovCcc1Nku+W3W27/UXpUmoldHP6yW5226qItXY3fOZg+ D7aSXpnu85NATQcccKG1E6Vote29GhC83zTJml4mB6afZtJlT+8ANw8Qi/0+LTDl1C1q fRel3u11gTXjyuiYft/H/Vqk1Ci9rnwaudGII4E4GBRdFfFXn0vg87Thz6dVAd4e6v4T dnwQ== X-Gm-Message-State: ANhLgQ3Qif696EpgnBzyXeH9T8YdS0bt11Uq6uxO0VOi9XePjCuk5N4i iJwSj5VBZGm4Cfspx4ka9aM8IPubBwM= X-Google-Smtp-Source: ADFU+vuDWULEK8ztlmXQd1G6mb8a4Xbgj98e4GwLuLlGS8GYoD7fM220tTPWyUhythBWGnl8atQ+9g== X-Received: by 2002:a62:cdcc:: with SMTP id o195mr2579575pfg.323.1584510380719; Tue, 17 Mar 2020 22:46:20 -0700 (PDT) Received: from localhost.localdomain (104-188-17-28.lightspeed.sndgca.sbcglobal.net. [104.188.17.28]) by smtp.gmail.com with ESMTPSA id u5sm5128686pfb.153.2020.03.17.22.46.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Mar 2020 22:46:20 -0700 (PDT) From: Bjorn Andersson To: Andy Gross , Bjorn Andersson , Loic Poulain Cc: Rob Herring , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] arm64: dts: qcom: msm8996: Reduce vdd_apc voltage Date: Tue, 17 Mar 2020 22:44:42 -0700 Message-Id: <20200318054442.3066726-1-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Some msm8996 based devices are unstable when run with VDD_APC of 1.23V, which is listed as the maximum voltage in "Turbo" mode. Given that the CPU cluster is not run in "Turbo" mode, reduce this to 0.98V - the maximum voltage for nominal operation. Fixes: 7a2a2231ef22 ("arm64: dts: apq8096-db820c: Fix VDD core voltage") Cc: Loic Poulain Signed-off-by: Bjorn Andersson --- arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi index af87350b5547..4692b7ad16b7 100644 --- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi @@ -658,8 +658,8 @@ s10 { s11 { qcom,saw-leader; regulator-always-on; - regulator-min-microvolt = <1230000>; - regulator-max-microvolt = <1230000>; + regulator-min-microvolt = <980000>; + regulator-max-microvolt = <980000>; }; };