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 30959C43334 for ; Tue, 5 Jul 2022 14:13:03 +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-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=YCrAiLIu4FWuWN5ZDab6c6QvbCLxyLHg0ZKIEkRTqlU=; b=skjLAmd4CPmABl qwKq34njhXUipBrdsVMQ/j/YIdmwZQQFPfL/3FjPpz6kkWHNCVdXWOlFLZbl4b/puYo2wUsevE28n u2iCefuUbrB5KBj2ZW5GWDT0tMu0HuSjV5kqOt/9oyliJz5sdd+3DHsRoRGJL2VIGMYDvnAYpz3Bg nFIqfPIYis/yikSleb2jWJkUw0a9QGQLUhY7ZGfmhYU1q8yG6rRal3cf2YpKB/yzt0puCIHungRrb tpEIXRgL1v7S+aB6NWNkM0he9yG+NP8Hn+4J4pOoicQ+9Zc2qVCP7qk4w+AljFRT8ATxfwJBRY0EY UDKZTj+k+dBAzfEKjrhQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o8jIM-000jvn-B0; Tue, 05 Jul 2022 14:12:54 +0000 Received: from mail-lf1-x12e.google.com ([2a00:1450:4864:20::12e]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o8jIB-000js7-G7 for linux-mtd@lists.infradead.org; Tue, 05 Jul 2022 14:12:44 +0000 Received: by mail-lf1-x12e.google.com with SMTP id e12so20769518lfr.6 for ; Tue, 05 Jul 2022 07:12:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=96uT2/xHI+gJvTeOzSVEvKEVuYL1WzZK+F5WRMOqgPU=; b=EgHA5JrPLft/X3CFmcSgTwtTvECDveakN/2eQwLizukZ1zwsResj9IHMN3FSmmNZqH 5esk68KrdSVQGMTMFYDbvKW8hYaxKcvG0DBhIN+03JfXtTRd4Xb/Eg5EWC6cuHTq73rL jjTDdg0IDX4s+Y2Cr8LRrseVutTmDARy/lobgDKmKk9vQanpAxXEuEzAQU/HEG/tw+J5 /6h5DDeXqawo434PwFTi9OcOBTEVHxswPjQEzOwB8CuCRE7eLhx9/NsJJ7d2maK9ekQ6 CjVey19X3C1BavDYQ8HPLTDw2tVIOKNNklPMaqfkKplUCccgSYePn/a0/JFdi5eQJjsr Rjag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=96uT2/xHI+gJvTeOzSVEvKEVuYL1WzZK+F5WRMOqgPU=; b=JIGvMcmCcB++aH53d38rNtC/MPLZ0SHrecr/oWxlKR/M9xMxe7j+cWSxnA5ZwPMwsK D9T7teXDlnali5QW8de4RmWnsVGobJPL05XE/QoiT//52XbZbd2yKy23H9y0L8HLUABq i49dxHvHA0LEZ8NsIUwg9nDvB16z9ivcGisvgGFTxkwZyNJyTZMgvO2ZhrsR2Ov3W5dU 23UPknSM25DrD/JkN93ml/XbetSVgYCX9IjNeN3imq4VowyiSube0x7X+fOUvZKQBz75 FQIpUrbF9cVfuNJg9gRLoaHqBRlqZaqmzccUTWpVvhvBp27FEcmHwbgvAOVvhg2Kt683 iPDg== X-Gm-Message-State: AJIora+I9f6GYpSJKMBpQcybK7ntloPavfOyaSvABX2oVUdQEPj0d8+A rdbYpxHzNR7CPBm3+81/eVP4dg== X-Google-Smtp-Source: AGRyM1ucI0R96J38sx4KrEcjCZdRo4b5u4rRdvgJC2EhgCpkX68hj/jPkm7aCy/l7c0q04uk3jbg7g== X-Received: by 2002:a05:6512:224d:b0:47f:7812:d135 with SMTP id i13-20020a056512224d00b0047f7812d135mr21506046lfu.29.1657030360658; Tue, 05 Jul 2022 07:12:40 -0700 (PDT) Received: from [192.168.1.52] ([84.20.121.239]) by smtp.gmail.com with ESMTPSA id v6-20020a056512348600b00478f2f2f043sm5719610lfr.147.2022.07.05.07.12.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 05 Jul 2022 07:12:39 -0700 (PDT) Message-ID: Date: Tue, 5 Jul 2022 16:12:38 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH 07/11] dt-bindings: spi: spi-nxp-fspi: add a new property nxp,fspi-dll-slvdly Content-Language: en-US To: Michael Walle , Han Xu Cc: Bough Chen , ashish.kumar@nxp.com, yogeshgaur.83@gmail.com, broonie@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, singh.kuldeep87k@gmail.com, tudor.ambarus@microchip.com, p.yadav@ti.com, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-mtd@lists.infradead.org, festevam@gmail.com, dl-linux-imx , linux-arm-kernel@lists.infradead.org, zhengxunli@mxic.com.tw References: <1657012303-6464-1-git-send-email-haibo.chen@nxp.com> <1657012303-6464-7-git-send-email-haibo.chen@nxp.com> <59d360ef-5374-c7a7-2995-854ab3715b25@linaro.org> <62f113a0cdb0d58bf04ab0b274912eb7@walle.cc> From: Krzysztof Kozlowski In-Reply-To: <62f113a0cdb0d58bf04ab0b274912eb7@walle.cc> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220705_071243_588985_919C898D X-CRM114-Status: UNSURE ( 9.99 ) 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-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 On 05/07/2022 16:06, Michael Walle wrote: > >>> >>> I think you could use here clock cycles or clock phase, but then it >>> has to be obvious >>> it is that unit. >> >> Hi Krzysztof, >> >> Let me clarify it, in the document a term "delay cell" was used to >> descript this register bit. Each delay cell equals "1/32 clock phase", >> so the unit of delay cell is clock phase. The value user need set in >> DT just number to define how many delay cells needed. > > Then should the unit be "-degrees" and the possible range 0-180? Thanks. We don't have it documented currently, but the unit seems reasonable. Best regards, Krzysztof ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/