From patchwork Thu Jun 29 07:16:06 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abhishek Sahu X-Patchwork-Id: 782086 X-Patchwork-Delegate: boris.brezillon@free-electrons.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3wyrlT1B37z9ryv for ; Thu, 29 Jun 2017 17:24:53 +1000 (AEST) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ZDRH7nIs"; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=codeaurora.org header.i=@codeaurora.org header.b="AhT4klKu"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="OKLylF2j"; dkim-atps=neutral DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=+o2t8XBHIcSvlkzqjWJdskhi6WWrdfGKtHnC/pFf9aQ=; b=ZDRH7nIsx80pQPNNH3ZJjByL1A z9063m48CwgbahrSkYSR2HMcSMO/f0FA9BcZtajMcNSS1K9xuXJPdGbzImG4+GcmLvjQmvfCg8Rq6 Lqyhfce7s7D7rcWATMYlZFUT6doURt3+MSDNTa27THgt5bmFLNmUHprOxalroDPe0Ieo/urYsFZuW acrzv7UcrXMAyNOXW7NtDv6jvAw4W8U84i9Gw1gNcnAZ4qLLcW51dSC+ytkQJMn/TM7YTfMyg8HYy UDO01qbMxhSLUC5vB+c3vnhdFHiykzzs3fdsF7ufiZVqKRqu+78Yv/ryFxF4JIeHB+LPX8K7MQVDv /+3P4O7A==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dQToo-0003qo-Rk; Thu, 29 Jun 2017 07:24:50 +0000 Received: from smtp.codeaurora.org ([198.145.29.96]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1dQTi8-0007zF-D4 for linux-mtd@lists.infradead.org; Thu, 29 Jun 2017 07:18:44 +0000 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id B28B66119C; Thu, 29 Jun 2017 07:17:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1498720659; bh=tdSNMzzxJV+GH5v9kwLGUCbf5nmt376V5EisaXn1Bcs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AhT4klKuZ43eyIiAcwSVJ/29w3aMEJ2DMJ1HCHERgpXa/WS0cA15hBcinKN6su7l1 XjTN2TP17vApqIAp5PZAUTi/pE9Rq7/Iqve4x+ul53qfRNwZiAz+b3uHnSbBu4XIbG bIEK2xypHK8HomzGNH1vwiuFM0QcOingyMXAFZvU= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=2.0 tests=ALL_TRUSTED,BAYES_00, DKIM_SIGNED, T_DKIM_INVALID autolearn=no autolearn_force=no version=3.4.0 Received: from absahu-linux.qualcomm.com (blr-c-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: absahu@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 2752B60DD7; Thu, 29 Jun 2017 07:17:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1498720657; bh=tdSNMzzxJV+GH5v9kwLGUCbf5nmt376V5EisaXn1Bcs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OKLylF2j/8FQDcVHvLXIN+UEpPHghOu86w7JpmN5cshA5R+AGnV2wY0piObR9KqvL ZiLmHtdxBjgYkEuJWgnZQLWfK37N8TjmVxvfkXg9uPuLRVqImar/Rlco+n4lqKWiDR GI0ihEN/KbwcsWO4pqoiesPPgUwoahvttBoOza2w= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 2752B60DD7 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=absahu@codeaurora.org From: Abhishek Sahu To: dwmw2@infradead.org, computersforpeace@gmail.com, boris.brezillon@free-electrons.com, marek.vasut@gmail.com, richard@nod.at, cyrille.pitchen@wedev4u.fr, robh+dt@kernel.org, mark.rutland@arm.com Subject: [PATCH 14/14] qcom: mtd: nand: programmed NAND_DEV_CMD_VLD register Date: Thu, 29 Jun 2017 12:46:06 +0530 Message-Id: <1498720566-20782-15-git-send-email-absahu@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1498720566-20782-1-git-send-email-absahu@codeaurora.org> References: <1498720566-20782-1-git-send-email-absahu@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170629_001756_767149_D1BD9D0D X-CRM114-Status: UNSURE ( 9.84 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.0 (--) X-Spam-Report: SpamAssassin version 3.4.1 on bombadil.infradead.org summary: Content analysis details: (-2.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [198.145.29.96 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, architt@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Abhishek Sahu , linux-mtd@lists.infradead.org, andy.gross@linaro.org, sricharan@codeaurora.org MIME-Version: 1.0 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org The current driver is failing without complete bootchain in BAM mode since NAND_DEV_CMD_VLD value is not valid. So programmed the required value in NAND_DEV_CMD_VLD register. Signed-off-by: Abhishek Sahu --- drivers/mtd/nand/qcom_nandc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/mtd/nand/qcom_nandc.c b/drivers/mtd/nand/qcom_nandc.c index 641e85d..260167b 100644 --- a/drivers/mtd/nand/qcom_nandc.c +++ b/drivers/mtd/nand/qcom_nandc.c @@ -121,6 +121,9 @@ /* NAND_CTRL bits */ #define BAM_MODE_EN BIT(0) + +/* Value for NAND_DEV_CMD_VLD */ +#define NAND_DEV_CMD_VLD_VAL (0x1d) /* * the NAND controller performs reads/writes with ECC in 516 byte chunks. * the driver calls the chunks 'step' or 'codeword' interchangeably @@ -2676,6 +2679,7 @@ static int qcom_nandc_setup(struct qcom_nand_controller *nandc) /* kill onenand */ nandc_write(nandc, SFLASHC_BURST_CFG, 0); + nandc_write(nandc, NAND_DEV_CMD_VLD, NAND_DEV_CMD_VLD_VAL); /* enable ADM or BAM DMA */ if (!nandc->dma_bam_enabled) {