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=-12.8 required=3.0 tests=BAYES_00, 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 8F3E3C433DF for ; Mon, 24 Aug 2020 19:37:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5B8E8206BE for ; Mon, 24 Aug 2020 19:37:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726709AbgHXThI (ORCPT ); Mon, 24 Aug 2020 15:37:08 -0400 Received: from mailoutvs40.siol.net ([185.57.226.231]:37394 "EHLO mail.siol.net" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726531AbgHXThH (ORCPT ); Mon, 24 Aug 2020 15:37:07 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.siol.net (Postfix) with ESMTP id 0CE77525556; Mon, 24 Aug 2020 21:37:04 +0200 (CEST) X-Virus-Scanned: amavisd-new at psrvmta11.zcs-production.pri Received: from mail.siol.net ([127.0.0.1]) by localhost (psrvmta11.zcs-production.pri [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id UnGh7B5-3ens; Mon, 24 Aug 2020 21:37:03 +0200 (CEST) Received: from mail.siol.net (localhost [127.0.0.1]) by mail.siol.net (Postfix) with ESMTPS id B258A525555; Mon, 24 Aug 2020 21:37:03 +0200 (CEST) Received: from localhost.localdomain (89-212-178-211.dynamic.t-2.net [89.212.178.211]) (Authenticated sender: 031275009) by mail.siol.net (Postfix) with ESMTPSA id 4A26E525556; Mon, 24 Aug 2020 21:37:03 +0200 (CEST) From: Jernej Skrabec To: mripard@kernel.org, wens@csie.org Cc: robh+dt@kernel.org, icenowy@aosc.io, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com Subject: [PATCH] ARM: dts: sun8i: r40: bananapi-m2-ultra: Fix dcdc1 regulator Date: Mon, 24 Aug 2020 21:36:49 +0200 Message-Id: <20200824193649.978197-1-jernej.skrabec@siol.net> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org DCDC1 regulator powers many different subsystems. While some of them can work at 3.0 V, some of them can not. For example, VCC-HDMI can only work between 3.24 V and 3.36 V. According to OS images provided by the board manufacturer this regulator should be set to 3.3 V. Set DCDC1 and DCDC1SW to 3.3 V in order to fix this. Fixes: da7ac948fa93 ("ARM: dts: sun8i: Add board dts file for Banana Pi M= 2 Ultra") Signed-off-by: Jernej Skrabec --- arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts b/arch/arm= /boot/dts/sun8i-r40-bananapi-m2-ultra.dts index 42d62d1ba1dc..ea15073f0c79 100644 --- a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts +++ b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts @@ -223,16 +223,16 @@ ®_aldo3 { }; =20 ®_dc1sw { - regulator-min-microvolt =3D <3000000>; - regulator-max-microvolt =3D <3000000>; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; regulator-name =3D "vcc-gmac-phy"; }; =20 ®_dcdc1 { regulator-always-on; - regulator-min-microvolt =3D <3000000>; - regulator-max-microvolt =3D <3000000>; - regulator-name =3D "vcc-3v0"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + regulator-name =3D "vcc-3v3"; }; =20 ®_dcdc2 { --=20 2.28.0