From patchwork Mon May 7 07:36:54 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Amit Virdi X-Patchwork-Id: 157261 X-Patchwork-Delegate: sr@denx.de 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 00FDEB6FC2 for ; Mon, 7 May 2012 17:41:05 +1000 (EST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id C2ADA2819E; Mon, 7 May 2012 09:40:48 +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 K5uAJhjIr3E6; Mon, 7 May 2012 09:40:48 +0200 (CEST) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id A69C22819F; Mon, 7 May 2012 09:38:34 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 739D928125 for ; Mon, 7 May 2012 09:38:17 +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 mVcXSJJrrLII for ; Mon, 7 May 2012 09:38:16 +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 eu1sys200aog119.obsmtp.com (eu1sys200aog119.obsmtp.com [207.126.144.147]) by theia.denx.de (Postfix) with ESMTPS id 38C84280FF for ; Mon, 7 May 2012 09:37:57 +0200 (CEST) Received: from beta.dmz-ap.st.com ([138.198.100.35]) (using TLSv1) by eu1sys200aob119.postini.com ([207.126.147.11]) with SMTP ID DSNKT6d7002JztGyZjm0/ira0xyo8pAmnypp@postini.com; Mon, 07 May 2012 07:37:59 UTC Received: from zeta.dmz-ap.st.com (ns6.st.com [138.198.234.13]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id 8CBC6111; Mon, 7 May 2012 07:29:31 +0000 (GMT) Received: from Webmail-ap.st.com (eapex1hubcas2.st.com [10.80.176.10]) by zeta.dmz-ap.st.com (STMicroelectronics) with ESMTP id 76C38C4F; Mon, 7 May 2012 07:37:52 +0000 (GMT) Received: from localhost (10.199.7.86) by Webmail-ap.st.com (10.80.176.7) with Microsoft SMTP Server (TLS) id 8.3.192.1; Mon, 7 May 2012 15:37:42 +0800 From: Amit Virdi To: Date: Mon, 7 May 2012 13:06:54 +0530 Message-ID: X-Mailer: git-send-email 1.7.2.2 In-Reply-To: References: MIME-Version: 1.0 Cc: Amit Virdi , sr@denx.de, spear-devel@list.st.com Subject: [U-Boot] [PATCH V2 RESEND 16/24] SPEAr: Enable CONFIG_SYS_FLASH_PROTECTION 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: , Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de From: Vipin Kumar This patch enables flash protection(lock/unlock) for CFI devices. This is necessary because the Parallel NOR flash connected on the spear boards, M28W64, can be locked/unlocked on a sector basis. Moreover, all its sectors are in locked state at reset and these have to be unlocked explicitly before being erased or written. Signed-off-by: Vipin Kumar Signed-off-by: Amit Virdi Acked-by: Stefan Roese --- include/configs/spear3xx_evb.h | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/include/configs/spear3xx_evb.h b/include/configs/spear3xx_evb.h index d603785..242e648 100644 --- a/include/configs/spear3xx_evb.h +++ b/include/configs/spear3xx_evb.h @@ -111,6 +111,7 @@ #define CONFIG_FLASH_CFI_DRIVER #if defined(CONFIG_SPEAR310) +#define CONFIG_SYS_FLASH_PROTECTION #define CONFIG_SYS_FLASH_BASE 0x50000000 #define CONFIG_SYS_CS1_FLASH_BASE 0x60000000 #define CONFIG_SYS_CS2_FLASH_BASE 0x70000000 @@ -126,6 +127,7 @@ #define CONFIG_SYS_MAX_FLASH_BANKS 6 #elif defined(CONFIG_SPEAR320) +#define CONFIG_SYS_FLASH_PROTECTION #define CONFIG_SYS_FLASH_BASE 0x44000000 #define CONFIG_SYS_CS1_FLASH_BASE 0x45000000 #define CONFIG_SYS_CS2_FLASH_BASE 0x46000000