From patchwork Thu Nov 6 10:50:04 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "J, KEERTHY" X-Patchwork-Id: 5240941 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 74CBBC11AC for ; Thu, 6 Nov 2014 10:53:53 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A4CF320109 for ; Thu, 6 Nov 2014 10:53:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C679720108 for ; Thu, 6 Nov 2014 10:53:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751310AbaKFKxu (ORCPT ); Thu, 6 Nov 2014 05:53:50 -0500 Received: from comal.ext.ti.com ([198.47.26.152]:40411 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750999AbaKFKxt (ORCPT ); Thu, 6 Nov 2014 05:53:49 -0500 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id sA6Arcpb026341; Thu, 6 Nov 2014 04:53:39 -0600 Received: from DFLE73.ent.ti.com (dfle73.ent.ti.com [128.247.5.110]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id sA6ArclA016758; Thu, 6 Nov 2014 04:53:38 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE73.ent.ti.com (128.247.5.110) with Microsoft SMTP Server id 14.3.174.1; Thu, 6 Nov 2014 04:53:38 -0600 Received: from ula0393675.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id sA6ArS7G012750; Thu, 6 Nov 2014 04:53:36 -0600 From: Keerthy To: , CC: , , , , Subject: [PATCH 3/3] ARM: dts: AM437x-SK-EVM: Fix DCDC3 voltage Date: Thu, 6 Nov 2014 16:20:04 +0530 Message-ID: <1415271004-10935-4-git-send-email-j-keerthy@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1415271004-10935-1-git-send-email-j-keerthy@ti.com> References: <1415271004-10935-1-git-send-email-j-keerthy@ti.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, 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 DCDC3 supplies voltage to DDR. Fix DCDC3 volatge to 1.5V which is the reset value. Programming to a non-reset value while executing from DDR will result in random hangs. Signed-off-by: Keerthy --- arch/arm/boot/dts/am437x-sk-evm.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts index 859ff3d..87aa4f3 100644 --- a/arch/arm/boot/dts/am437x-sk-evm.dts +++ b/arch/arm/boot/dts/am437x-sk-evm.dts @@ -363,8 +363,8 @@ dcdc3: regulator-dcdc3 { compatible = "ti,tps65218-dcdc3"; regulator-name = "vdds_ddr"; - regulator-min-microvolt = <1350000>; - regulator-max-microvolt = <1350000>; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; regulator-boot-on; regulator-always-on; };