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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C7346C433EF for ; Wed, 20 Apr 2022 20:04:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1381952AbiDTUHR (ORCPT ); Wed, 20 Apr 2022 16:07:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48750 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1381910AbiDTUHQ (ORCPT ); Wed, 20 Apr 2022 16:07:16 -0400 Received: from ssl.serverraum.org (ssl.serverraum.org [IPv6:2a01:4f8:151:8464::1:2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D6F0D3E5F6 for ; Wed, 20 Apr 2022 13:04:29 -0700 (PDT) Received: from ssl.serverraum.org (web.serverraum.org [172.16.0.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ssl.serverraum.org (Postfix) with ESMTPSA id C57D322249; Wed, 20 Apr 2022 22:04:27 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=walle.cc; s=mail2016061301; t=1650485068; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=fVlyUurUeccWOLgMm4v3rPEY6etdKUNqiNzwxQaQMf4=; b=M6w8k/8NUhAjoB0cqnf3hyKnltF7o6ip1/PoNtWtZh3fS6dsWL1rjcP3yknMgErHOoDyug a8zlwX3uQF46LO0c4XwNsoVIvtc777gOc3E0TAUGllPSX32wFpH3dDPmBW/l3/XcBY5dsD 2pk8nAfODH0GZDDXM9LTt9u65qMxE4E= MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Wed, 20 Apr 2022 22:04:27 +0200 From: Michael Walle To: Tudor Ambarus Cc: p.yadav@ti.com, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, Takahiro.Kuwano@infineon.com Subject: Re: [PATCH v4 10/11] mtd: spi-nor: spansion: Remove status polling on volatile registers write In-Reply-To: <20220420103427.47867-11-tudor.ambarus@microchip.com> References: <20220420103427.47867-1-tudor.ambarus@microchip.com> <20220420103427.47867-11-tudor.ambarus@microchip.com> User-Agent: Roundcube Webmail/1.4.13 Message-ID: X-Sender: michael@walle.cc Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am 2022-04-20 12:34, schrieb Tudor Ambarus: > Writing volatile registers are instant according to Cypress and do not > need any status polling. Remove status polling on volatile registers > write. > > Signed-off-by: Tudor Ambarus Reviewed-by: Michael Walle 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 99014C433EF for ; Wed, 20 Apr 2022 20:05:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-ID:References:In-Reply-To:Subject:Cc:To:From :Date:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=I8LDLaAsri5QYV4uP8k16LAlXNPj2D2txa0N2fFAKv4=; b=vovpWqM19Jj34R8dnHfeX8YhOU VEnjxsJ9pf7JicI3f0nTtU8RHHmpPo4I79Y+peHexAsvY3ZggGJZYZtFKmC1xRNBuEMTf9EYZJJf1 TvO65nuzThJUd8kP94Ahiim9PFHXzQQjVlrWZBrNG8dEg+PkH+Q1G6W3hr4gXQqYN/YOCeK3BuXYh jI9076vRvQNmVgGYd2WduIYba+1a23NsOa267zFGPUbFtbNav4WGlgIbZMoDaJfz52en/IZ/SyzbG VFC3XNGCgv6dc/Hp5sCKOgMNJYotZXKDEFHMF/FmrCIr0a19S2E63T7nBFHoIubl6HPG7U3HIrCvh G0tQmbjg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nhGYz-00AHDN-8E; Wed, 20 Apr 2022 20:04:33 +0000 Received: from ssl.serverraum.org ([2a01:4f8:151:8464::1:2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nhGYv-00AHCq-Uc for linux-mtd@lists.infradead.org; Wed, 20 Apr 2022 20:04:31 +0000 Received: from ssl.serverraum.org (web.serverraum.org [172.16.0.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ssl.serverraum.org (Postfix) with ESMTPSA id C57D322249; Wed, 20 Apr 2022 22:04:27 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=walle.cc; s=mail2016061301; t=1650485068; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=fVlyUurUeccWOLgMm4v3rPEY6etdKUNqiNzwxQaQMf4=; b=M6w8k/8NUhAjoB0cqnf3hyKnltF7o6ip1/PoNtWtZh3fS6dsWL1rjcP3yknMgErHOoDyug a8zlwX3uQF46LO0c4XwNsoVIvtc777gOc3E0TAUGllPSX32wFpH3dDPmBW/l3/XcBY5dsD 2pk8nAfODH0GZDDXM9LTt9u65qMxE4E= MIME-Version: 1.0 Date: Wed, 20 Apr 2022 22:04:27 +0200 From: Michael Walle To: Tudor Ambarus Cc: p.yadav@ti.com, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, Takahiro.Kuwano@infineon.com Subject: Re: [PATCH v4 10/11] mtd: spi-nor: spansion: Remove status polling on volatile registers write In-Reply-To: <20220420103427.47867-11-tudor.ambarus@microchip.com> References: <20220420103427.47867-1-tudor.ambarus@microchip.com> <20220420103427.47867-11-tudor.ambarus@microchip.com> User-Agent: Roundcube Webmail/1.4.13 Message-ID: X-Sender: michael@walle.cc X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220420_130430_186851_245B93D0 X-CRM114-Status: UNSURE ( 5.34 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Am 2022-04-20 12:34, schrieb Tudor Ambarus: > Writing volatile registers are instant according to Cypress and do not > need any status polling. Remove status polling on volatile registers > write. > > Signed-off-by: Tudor Ambarus Reviewed-by: Michael Walle ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/