From patchwork Wed Jun 26 19:33:53 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Dunn X-Patchwork-Id: 254846 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 686692C0096 for ; Thu, 27 Jun 2013 05:34:51 +1000 (EST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 0CF634A02A; Wed, 26 Jun 2013 21:34:45 +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 V3EUn9i6d4PD; Wed, 26 Jun 2013 21:34:44 +0200 (CEST) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id D7C1B4A033; Wed, 26 Jun 2013 21:34:36 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 76D084A020 for ; Wed, 26 Jun 2013 21:34:31 +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 dDu+6Ov7C08Y for ; Wed, 26 Jun 2013 21:34:24 +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 smtp.newsguy.com (smtp.newsguy.com [74.209.136.69]) by theia.denx.de (Postfix) with ESMTPS id 9DE874A021 for ; Wed, 26 Jun 2013 21:34:18 +0200 (CEST) Received: from localhost.localdomain (135.sub-70-199-135.myvzw.com [70.199.135.135]) by smtp.newsguy.com (8.14.3/8.14.3) with ESMTP id r5QJY9Xf041328 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 26 Jun 2013 12:34:09 -0700 (PDT) (envelope-from mikedunn@newsguy.com) From: Mike Dunn To: u-boot@lists.denx.de Date: Wed, 26 Jun 2013 12:33:53 -0700 Message-Id: <1372275234-2020-1-git-send-email-mikedunn@newsguy.com> X-Mailer: git-send-email 1.8.1.5 Cc: Scott Wood , Marek Vasut Subject: [U-Boot] [PATCH] mtd/nand: docg4: fix compiler warnings 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 Newer gcc versions warn about unused variables. This patch corrects a few of those warnings that popped up in a build for the palmtreo680 board. Signed-off-by: Mike Dunn --- drivers/mtd/nand/docg4_spl.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/drivers/mtd/nand/docg4_spl.c b/drivers/mtd/nand/docg4_spl.c index 95e856c..734cbeb 100644 --- a/drivers/mtd/nand/docg4_spl.c +++ b/drivers/mtd/nand/docg4_spl.c @@ -113,7 +113,6 @@ static int docg4_load_block_reliable(uint32_t flash_offset, void *dest_addr) int g4_index = 0; uint16_t flash_status; uint16_t *buf; - uint16_t discard, magic_high, magic_low; /* flash_offset must be aligned to the start of a block */ if (flash_offset & 0x3ffff) @@ -154,9 +153,9 @@ static int docg4_load_block_reliable(uint32_t flash_offset, void *dest_addr) * The IPL on the palmtreo680 requires that this contain a 32 bit magic * number, or the load aborts. We'll ignore it. */ - discard = readw(docptr + 0x103c); /* hw quirk; 1st read discarded */ - magic_low = readw(docptr + 0x103c); - magic_high = readw(docptr + DOCG4_MYSTERY_REG); + readw(docptr + 0x103c); /* hw quirk; 1st read discarded */ + readw(docptr + 0x103c); /* lower 16 bits of magic number */ + readw(docptr + DOCG4_MYSTERY_REG); /* upper 16 bits of magic number */ writew(0, docptr + DOC_DATAEND); write_nop(docptr); write_nop(docptr); @@ -183,15 +182,15 @@ static int docg4_load_block_reliable(uint32_t flash_offset, void *dest_addr) write_nop(docptr); /* read the 512 bytes of page data, 2 bytes at a time */ - discard = readw(docptr + 0x103c); + readw(docptr + 0x103c); /* hw quirk */ for (i = 0; i < 256; i++) *buf++ = readw(docptr + 0x103c); /* read oob, but discard it */ for (i = 0; i < 7; i++) - discard = readw(docptr + 0x103c); - discard = readw(docptr + DOCG4_OOB_6_7); - discard = readw(docptr + DOCG4_OOB_6_7); + readw(docptr + 0x103c); + readw(docptr + DOCG4_OOB_6_7); + readw(docptr + DOCG4_OOB_6_7); writew(0, docptr + DOC_DATAEND); write_nop(docptr);