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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 46F99C4321A for ; Sat, 29 Jun 2019 11:47:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1218321670 for ; Sat, 29 Jun 2019 11:47:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561808869; bh=jzISek9/BxlkfR4QsZijiOWmURElEaC0O0/FFoqJpTQ=; h=From:To:Subject:Date:List-ID:From; b=mdIMmcvr0pAAwclyFjYlzd/4DKc5fMPsllOncQyO88bFchT6RaDsRocXUOu4rl8Wh aK2BWWesC7dhNbVmqexw7CK62Kqubxqxj/QfJxoSHex/9lbiLziaLw1UfNM7X5u24c m6Pg9QhKNXpWcyX2KLRsv+vmvl3uqV4SOiTzw0F0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727013AbfF2Lrs (ORCPT ); Sat, 29 Jun 2019 07:47:48 -0400 Received: from mail.kernel.org ([198.145.29.99]:52208 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726905AbfF2Lrr (ORCPT ); Sat, 29 Jun 2019 07:47:47 -0400 Received: from localhost.localdomain (unknown [194.230.155.151]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AA47E214AF; Sat, 29 Jun 2019 11:47:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561808866; bh=jzISek9/BxlkfR4QsZijiOWmURElEaC0O0/FFoqJpTQ=; h=From:To:Subject:Date:From; b=UvAdY2AjJpr49kfKWnEt8gAtDmfvd6Fj+NLpXCAujRNCkhmVcgeWcI1vNR71At5/C OaoO6jGbA+Xm+29mz2BBgkvtTGCd8nMtrJYVcS5fwWv0505hWWB/U0039EpnpJnXYR 0+9lEyTxm+fc4MJBIHzL2OHIyRN33wfP8klK2Euw= From: Krzysztof Kozlowski To: Kukjin Kim , Krzysztof Kozlowski , Anand Moon , Marek Szyprowski , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] ARM: dts: exynos: Adjust buck[78] regulators to supported values on Odroid XU3 family Date: Sat, 29 Jun 2019 13:47:38 +0200 Message-Id: <20190629114739.11702-1-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The datasheet of S2MPS11 PMIC is slightly non-consistent in buck[78] voltage regulators values. 1. The voltage tables for configuring their registers mention range of voltages: 0.750 V to 3.55 V, 2. The constrains in electrical specifications say output voltage range to be different (buck7: 1.2 V to 1.5 V, buck8: 1.8 V to 2.1 V). Adjust the ranges to match the electrical specifications to stay on the safe side. Also change the name of regulators to match reality. Anyway these regulators stay at default value so this should not have effect. Reported-by: Anand Moon Signed-off-by: Krzysztof Kozlowski --- arch/arm/boot/dts/exynos5422-odroid-core.dtsi | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi index 9843d21d6924..829147e320e0 100644 --- a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi +++ b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi @@ -551,17 +551,17 @@ }; buck7_reg: BUCK7 { - regulator-name = "vdd_1.0v_ldo"; - regulator-min-microvolt = <800000>; + regulator-name = "vdd_1.35v_ldo"; + regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1500000>; regulator-always-on; regulator-boot-on; }; buck8_reg: BUCK8 { - regulator-name = "vdd_1.8v_ldo"; - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <2000000>; + regulator-name = "vdd_2.0v_ldo"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <2100000>; regulator-always-on; regulator-boot-on; }; -- 2.17.1