From patchwork Thu Sep 4 13:02:52 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Lifshitz X-Patchwork-Id: 4845501 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 478079F390 for ; Thu, 4 Sep 2014 13:03:58 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1ABD420272 for ; Thu, 4 Sep 2014 13:03:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E23AF20279 for ; Thu, 4 Sep 2014 13:03:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754666AbaIDNDV (ORCPT ); Thu, 4 Sep 2014 09:03:21 -0400 Received: from softlayer.compulab.co.il ([50.23.254.55]:50505 "EHLO compulab.co.il" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754265AbaIDNDU (ORCPT ); Thu, 4 Sep 2014 09:03:20 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=compulab.co.il; s=default; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From; bh=fZTAULjFXnQiw6EadIFvulp8uIcgRXeKx/SbYaF15k8=; b=JFG4tE7B/SIxad/HpC1MIOKUkVAj96ZCruOiVVQKawYloaJUCUEN4hcbcn13BhCGbpl4R0esjaCWQP8tEI+ViOU2qWoX/EKu8O5zWq2oN5U6MnEGad6WSQMpph4A8Wd4o1U/nRsJuDYpYqY3wsWz5l/QpanWYdlFH4qr58Aqj7g=; Received: from [62.90.235.247] (port=6858 helo=zimbra-mta.compulab.co.il) by softlayer.compulab.co.il with esmtp (Exim 4.82) (envelope-from ) id 1XPWh4-0000L5-JE; Thu, 04 Sep 2014 16:03:19 +0300 Received: from localhost (localhost [127.0.0.1]) by zimbra-mta.compulab.co.il (Postfix) with ESMTP id BB807488FF8; Thu, 4 Sep 2014 16:03:17 +0300 (IDT) Received: from zimbra-mta.compulab.co.il ([127.0.0.1]) by localhost (zimbra-mta.compulab.co.il [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id mR2mKojZ5roq; Thu, 4 Sep 2014 16:03:16 +0300 (IDT) Received: from localhost (localhost [127.0.0.1]) by zimbra-mta.compulab.co.il (Postfix) with ESMTP id C1375488FF7; Thu, 4 Sep 2014 16:03:16 +0300 (IDT) X-Virus-Scanned: amavisd-new at zimbra-mta.compulab.co.il Received: from zimbra-mta.compulab.co.il ([127.0.0.1]) by localhost (zimbra-mta.compulab.co.il [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id lVo4BbzBYfqL; Thu, 4 Sep 2014 16:03:16 +0300 (IDT) Received: from localhost.localdomain (lifshitz-linux.compulab.local [192.168.11.10]) by zimbra-mta.compulab.co.il (Postfix) with ESMTPSA id A3809488FF4; Thu, 4 Sep 2014 16:03:16 +0300 (IDT) From: Dmitry Lifshitz To: =?UTF-8?q?Beno=C3=AEt=20Cousson?= , Tony Lindgren , linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Paul Walmsley , Dmitry Lifshitz Subject: [PATCH 1/2] ARM: dts: cm-t54: fix serial console power supply. Date: Thu, 4 Sep 2014 16:02:52 +0300 Message-Id: <1409835773-22782-2-git-send-email-lifshitz@compulab.co.il> X-Mailer: git-send-email 1.7.5.4 In-Reply-To: <1409835773-22782-1-git-send-email-lifshitz@compulab.co.il> References: <1409835773-22782-1-git-send-email-lifshitz@compulab.co.il> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - softlayer.compulab.co.il X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - compulab.co.il X-Get-Message-Sender-Via: softlayer.compulab.co.il: acl_c_relayhosts_text_entry: lifshitz@compulab.co.il|compulab.co.il Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-8.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,RP_MATCHES_RCVD,T_DKIM_INVALID,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP LDO8 regulator is used for act led and serial cosole power supply. Its DT status is declared as "disabled", however the serial console was functional until Commit 318dbb02b ("regulator: palmas: Fix SMPS enable/disable/is_enabled") wich properly turns off LDO8 on boot. Fix serial cosole power supply (and act led) on boot by turning LDO8 on. Signed-off-by: Dmitry Lifshitz Tested-by: Paul Walmsley --- arch/arm/boot/dts/omap5-cm-t54.dts | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-) diff --git a/arch/arm/boot/dts/omap5-cm-t54.dts b/arch/arm/boot/dts/omap5-cm-t54.dts index b8698ca..429471a 100644 --- a/arch/arm/boot/dts/omap5-cm-t54.dts +++ b/arch/arm/boot/dts/omap5-cm-t54.dts @@ -353,13 +353,12 @@ }; ldo8_reg: ldo8 { - /* VDD_3v0: Does not go anywhere */ + /* VDD_3V_GP: act led/serial console */ regulator-name = "ldo8"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; + regulator-always-on; regulator-boot-on; - /* Unused */ - status = "disabled"; }; ldo9_reg: ldo9 {