From patchwork Mon Jul 30 16:48:52 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tom Rini X-Patchwork-Id: 174051 X-Patchwork-Delegate: trini@ti.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 3B26E2C0086 for ; Tue, 31 Jul 2012 02:50:20 +1000 (EST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 30EB8280A8; Mon, 30 Jul 2012 18:50:03 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de 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 ddhFcxHCkcCg; Mon, 30 Jul 2012 18:50:02 +0200 (CEST) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id D1438280C9; Mon, 30 Jul 2012 18:49:26 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 9F53828090 for ; Mon, 30 Jul 2012 18:49:15 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de 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 SxG3xGucXvCw for ; Mon, 30 Jul 2012 18:49:15 +0200 (CEST) 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 mail-yx0-f172.google.com (mail-yx0-f172.google.com [209.85.213.172]) by theia.denx.de (Postfix) with ESMTPS id 3AA91280B4 for ; Mon, 30 Jul 2012 18:49:12 +0200 (CEST) Received: by yenq13 with SMTP id q13so4951047yen.3 for ; Mon, 30 Jul 2012 09:49:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:subject:date:message-id:x-mailer:in-reply-to :references; bh=mDHo916kMtRfzA+wXurogZFykYhVEnNdoEbcOJ1xjpM=; b=ykAf4ZUJGdd/0MPpRSI+KneS9q3RqnzT9JksLrewhR/BERaJMHvUsDweiSy5TTzniL BIGHO18Rxe7eQu1cXp/tFjljI87xBKYz1SC97KkhitJjoAO9ingcjJubaKOE5YJBlCee v0ffATuy5yEOc6q8Ypki3TJb/KmGRmTnKhdJCZFsIEpeszoF5CEFbhxWu+c/Fu4bKJQo JVE+fBqABGNAgl8r6BnTnYkr4dze0Pe0m7+h/WV9N/JtVp6lvpQgxOWkf1TPjrdNedQh cFkcpHz1BRVjlF5CEqeX1wMYOw2u7YSKyEHXrcXDRufY8RQqKEl4hJi6d2iJfPduju0/ 2BWA== Received: by 10.68.223.164 with SMTP id qv4mr36723786pbc.20.1343666950071; Mon, 30 Jul 2012 09:49:10 -0700 (PDT) Received: from localhost.localdomain (ip68-230-54-74.ph.ph.cox.net. [68.230.54.74]) by mx.google.com with ESMTPS id ny4sm8227805pbb.57.2012.07.30.09.49.08 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 30 Jul 2012 09:49:09 -0700 (PDT) From: Tom Rini To: u-boot@lists.denx.de Date: Mon, 30 Jul 2012 09:48:52 -0700 Message-Id: <1343666943-25378-7-git-send-email-trini@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1343666943-25378-1-git-send-email-trini@ti.com> References: <1343666943-25378-1-git-send-email-trini@ti.com> Subject: [U-Boot] [PATCH 06/17] am33xx: Bugfix to config_sdram() X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.11 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de When we change SDRAM_CONFIG this triggers a refresh based on all of the parameters that we have programmed so we must do this last. Signed-off-by: Tom Rini --- arch/arm/cpu/armv7/am33xx/ddr.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm/cpu/armv7/am33xx/ddr.c b/arch/arm/cpu/armv7/am33xx/ddr.c index e592609..c37f91b 100644 --- a/arch/arm/cpu/armv7/am33xx/ddr.c +++ b/arch/arm/cpu/armv7/am33xx/ddr.c @@ -49,10 +49,9 @@ static struct ddr_cmdtctrl *ioctrl_reg = { */ int config_sdram(struct sdram_config *cfg) { - writel(cfg->sdrcr, &emif_reg->emif_sdram_config); - writel(cfg->sdrcr2, &emif_reg->emif_lpddr2_nvm_config); writel(cfg->refresh, &emif_reg->emif_sdram_ref_ctrl); writel(cfg->refresh_sh, &emif_reg->emif_sdram_ref_ctrl_shdw); + writel(cfg->sdrcr, &emif_reg->emif_sdram_config); return 0; }