From patchwork Thu Feb 12 09:18:15 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gupta, Ramesh" X-Patchwork-Id: 6779 X-Patchwork-Delegate: khilman@deeprootsystems.com Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n1C9ISkH013452 for ; Thu, 12 Feb 2009 09:18:54 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753918AbZBLJSx (ORCPT ); Thu, 12 Feb 2009 04:18:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754158AbZBLJSx (ORCPT ); Thu, 12 Feb 2009 04:18:53 -0500 Received: from devils.ext.ti.com ([198.47.26.153]:39653 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753918AbZBLJSw convert rfc822-to-8bit (ORCPT ); Thu, 12 Feb 2009 04:18:52 -0500 Received: from dbdp20.itg.ti.com ([172.24.170.38]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id n1C9IjL8005028 for ; Thu, 12 Feb 2009 03:18:51 -0600 Received: from dbde70.ent.ti.com (localhost [127.0.0.1]) by dbdp20.itg.ti.com (8.13.8/8.13.8) with ESMTP id n1C9IiJP002013 for ; Thu, 12 Feb 2009 14:48:44 +0530 (IST) Received: from dbde02.ent.ti.com ([172.24.170.145]) by dbde70.ent.ti.com ([172.24.170.148]) with mapi; Thu, 12 Feb 2009 14:48:45 +0530 From: "Gupta, Ramesh" To: "linux-omap@vger.kernel.org" Date: Thu, 12 Feb 2009 14:48:15 +0530 Subject: [PATCH 3/3] Boosting OPP1 voltage level Thread-Topic: [PATCH 3/3] Boosting OPP1 voltage level Thread-Index: AcmM8tXg4HyQCvxCR8G15X620tNRLQ== Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org From a0b8d146249e05465ff30cfd72592418c7a5da8d Mon Sep 17 00:00:00 2001 From: Ramesh Gupta G Date: Thu, 12 Feb 2009 03:03:18 +0530 Subject: [PATCH 3/3] Boosting OPP1 voltage level some issues are observed like DSP sending SYS_ERROR MMU Fault if operated in OPP1, Looks like drop in voltage making DSP to crash, this patch boosts voltage level slightly for stable DSP. Signed-off-by: Ramesh Gupta G --- arch/arm/mach-omap2/omap3-opp.h | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/omap3-opp.h b/arch/arm/mach-omap2/omap3-opp.h index 5540e5b..3b7fff6 100644 --- a/arch/arm/mach-omap2/omap3-opp.h +++ b/arch/arm/mach-omap2/omap3-opp.h @@ -24,7 +24,7 @@ static struct omap_opp omap3_mpu_rate_table[] = { {0, 0, 0}, /*OPP1*/ - {S125M, VDD1_OPP1, 0x18}, + {S125M, VDD1_OPP1, 0x1C}, /*OPP2*/ {S250M, VDD1_OPP2, 0x20}, /*OPP3*/ @@ -48,7 +48,7 @@ static struct omap_opp omap3_l3_rate_table[] = { static struct omap_opp omap3_dsp_rate_table[] = { {0, 0, 0}, /*OPP1*/ - {S90M, VDD1_OPP1, 0x18}, + {S90M, VDD1_OPP1, 0x1C}, /*OPP2*/ {S180M, VDD1_OPP2, 0x20}, /*OPP3*/