From patchwork Wed Dec 23 10:50:36 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans de Goede X-Patchwork-Id: 560444 X-Patchwork-Delegate: hdegoede@redhat.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from theia.denx.de (theia.denx.de [85.214.87.163]) by ozlabs.org (Postfix) with ESMTP id 94E9B140BF8 for ; Wed, 23 Dec 2015 21:50:57 +1100 (AEDT) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 6B1474B8D5; Wed, 23 Dec 2015 11:50:54 +0100 (CET) Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id yiMMU-3WXAIh; Wed, 23 Dec 2015 11:50:54 +0100 (CET) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 8582E4B881; Wed, 23 Dec 2015 11:50:53 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 1FB504B881 for ; Wed, 23 Dec 2015 11:50:50 +0100 (CET) Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 9dfF2z-GZcLs for ; Wed, 23 Dec 2015 11:50:49 +0100 (CET) X-policyd-weight: NOT_IN_SBL_XBL_SPAMHAUS=-1.5 NOT_IN_SPAMCOP=-1.5 NOT_IN_BL_NJABL=-1.5 (only DNSBL check requested) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by theia.denx.de (Postfix) with ESMTPS id 5D7AA4B84E for ; Wed, 23 Dec 2015 11:50:44 +0100 (CET) Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (Postfix) with ESMTPS id 01A8A35417D; Wed, 23 Dec 2015 10:50:42 +0000 (UTC) Received: from shalem.localdomain.com (vpn1-6-35.ams2.redhat.com [10.36.6.35]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id tBNAod9D006700; Wed, 23 Dec 2015 05:50:40 -0500 From: Hans de Goede To: Ian Campbell Date: Wed, 23 Dec 2015 11:50:36 +0100 Message-Id: <1450867836-8759-1-git-send-email-hdegoede@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.22 Cc: u-boot@lists.denx.de Subject: [U-Boot] [PATCH] sunxi: Remove Orangepi PC RAM speed to 624 MHz X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.15 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" There are some reports of stability issues at 672 MHz, see: http://linux-sunxi.org/Orange_Pi_PC#DRAM_clock_speed_limit So reduce the DRAM speed to 624MHz which seems to be reliable everywhere. Signed-off-by: Hans de Goede Acked-by: Ian Campbell Acked-by: Peter Korsgaard --- configs/orangepi_pc_defconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/configs/orangepi_pc_defconfig b/configs/orangepi_pc_defconfig index 75afca9..358caa5 100644 --- a/configs/orangepi_pc_defconfig +++ b/configs/orangepi_pc_defconfig @@ -1,7 +1,7 @@ CONFIG_ARM=y CONFIG_ARCH_SUNXI=y CONFIG_MACH_SUN8I_H3=y -CONFIG_DRAM_CLK=672 +CONFIG_DRAM_CLK=624 CONFIG_DRAM_ZQ=3881979 CONFIG_DRAM_ODT_EN=y # CONFIG_VIDEO is not set