From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BDCDAC433DF for ; Tue, 9 Jun 2020 11:11:27 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 77329207F9 for ; Tue, 9 Jun 2020 11:11:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Q7yyQAG/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 77329207F9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org 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:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Cc:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=G6QpoSSiWnXLfrNtAZoNbzFZPK1zoEIQV0S/iQf4TTY=; b=Q7yyQAG/oy1rE/ WAiyL6XYtrQP/ewxdL3rV7YuVmQNnTEEwpX6UJcCczaDCA05ayklQZMJJawEA1fjjBmJ5OnjW7DQa eMyx5gWOdCVgUBtLqnjF/hUGbFwpFcQWUUgs8c6skEHIlipxwK2k2uUVy38vKeez7VXFkG5TPw7bd xKWaA18RnUNSCx6u+pqWLi8WSvtIC8NYCU51IU0pe6KJtuvZrqCxQOwNYeOUvQ7lnRSmSt2ZfyhQL EeqLP6ixPTbVI95VTTkT2HhqTx0S90qwt/otT6etLSLtFRSysBg+yJ1HAlz5Ir/C0UqmwLlBeQYEu gqIIH6pmykJkroAMq6hQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jicA2-0002uq-KR; Tue, 09 Jun 2020 11:11:18 +0000 Received: from alexa-out-sd-02.qualcomm.com ([199.106.114.39]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jic9x-0002oc-Kz for linux-mtd@lists.infradead.org; Tue, 09 Jun 2020 11:11:14 +0000 Received: from unknown (HELO ironmsg04-sd.qualcomm.com) ([10.53.140.144]) by alexa-out-sd-02.qualcomm.com with ESMTP; 09 Jun 2020 04:11:04 -0700 Received: from sivaprak-linux.qualcomm.com ([10.201.3.202]) by ironmsg04-sd.qualcomm.com with ESMTP; 09 Jun 2020 04:11:02 -0700 Received: by sivaprak-linux.qualcomm.com (Postfix, from userid 459349) id BE69721801; Tue, 9 Jun 2020 16:41:00 +0530 (IST) From: Sivaprakash Murugesan To: miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, peter.ujfalusi@ti.com, sivaprak@codeaurora.org, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH V2 1/2] mtd: rawnand: qcom: remove write to unavailable register Date: Tue, 9 Jun 2020 16:40:55 +0530 Message-Id: <1591701056-3944-2-git-send-email-sivaprak@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1591701056-3944-1-git-send-email-sivaprak@codeaurora.org> References: <1591701056-3944-1-git-send-email-sivaprak@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200609_041113_727443_BF36510F X-CRM114-Status: UNSURE ( 8.21 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org SFLASHC_BURST_CFG register is not available on all ipq nand platforms, it is available only on ipq8064 devices and the nand controller works without configuring these registers in this platform, so register write to this can be removed. Signed-off-by: Sivaprakash Murugesan --- drivers/mtd/nand/raw/qcom_nandc.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index 5b11c70..e0afa2c 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -36,7 +36,6 @@ #define NAND_DEV_CMD1 0xa4 #define NAND_DEV_CMD2 0xa8 #define NAND_DEV_CMD_VLD 0xac -#define SFLASHC_BURST_CFG 0xe0 #define NAND_ERASED_CW_DETECT_CFG 0xe8 #define NAND_ERASED_CW_DETECT_STATUS 0xec #define NAND_EBI2_ECC_BUF_CFG 0xf0 @@ -2774,7 +2773,6 @@ static int qcom_nandc_setup(struct qcom_nand_controller *nandc) u32 nand_ctrl; /* kill onenand */ - nandc_write(nandc, SFLASHC_BURST_CFG, 0); nandc_write(nandc, dev_cmd_reg_addr(nandc, NAND_DEV_CMD_VLD), NAND_DEV_CMD_VLD_VAL); -- 2.7.4 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/