From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-m16.yeah.net (mail-m16.yeah.net [1.95.21.17]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 0CC4613A3E8 for ; Mon, 12 Aug 2024 03:42:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=1.95.21.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723434156; cv=none; b=Fc1kIpa3IkX72TClTEW8Kezod7xlkjtu4s8ZI5ui0rmmnXNOD5D0Jbx/NfBFK2d/3zE/XAFleAwzpZMydtfbCfO9lSVs+FlM0Qym9WOvyTz2lbIvWldbL6m4EWh+H941o0+QkrAFHnZZXtbLOeiGUn6MgkG6egcvqItcMoSL060= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723434156; c=relaxed/simple; bh=i+TgQmxGXtVH1FiZ1c2NwCGmsBqq2zwZ2PtqE7XxSVw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=rnIO18IxRni4DiI7WoVQ7Nc6cjaJtOoNYsbxJ6WFka/biEl5c+ykxWyZcQwoZ5ASpsom5V67psPTWkdPRGxo6ruTVTe78yAMr5yFOM0nmCo9g6BpBvi2eRPeX4bSo7rY7r8ZVp0U83jxGMWDe/n69bNk7xuq/9AISE4ofyydB4M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yeah.net; spf=pass smtp.mailfrom=yeah.net; dkim=pass (1024-bit key) header.d=yeah.net header.i=@yeah.net header.b=K4ff77va; arc=none smtp.client-ip=1.95.21.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yeah.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=yeah.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=yeah.net header.i=@yeah.net header.b="K4ff77va" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yeah.net; s=s110527; h=Date:From:Subject:Message-ID:MIME-Version: Content-Type; bh=LVjh+jnTWelYLC8I8rARnZucRHr83XhHl26jyAfxVzg=; b=K4ff77va0PMfyyFMaM3rE+h0XyPtrl8yKq4z44XdbR8BeffMfcS/LZrkkueGPG TZqns2qFHymKdwpxbSTX+h1apGWe1JsolTD+niCPu2nXUrKq7zMJJ+qvNRNZIgJg AnixC+NaxAJn0lrhX/EuS1ze7Q2+6ZLhswvmq0EVFKxeo= Received: from dragon (unknown [117.62.10.86]) by gzsmtp1 (Coremail) with SMTP id Mc8vCgDnLy19hLlmtzRGAg--.42936S3; Mon, 12 Aug 2024 11:41:50 +0800 (CST) Date: Mon, 12 Aug 2024 11:41:49 +0800 From: Shawn Guo To: Shenwei Wang Cc: Alexander Stein , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-imx@nxp.com Subject: Re: [PATCH v3] arm64: dts: imx93: update default value for snps,clk-csr Message-ID: References: <20240715131722.161135-1-shenwei.wang@nxp.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240715131722.161135-1-shenwei.wang@nxp.com> X-CM-TRANSID:Mc8vCgDnLy19hLlmtzRGAg--.42936S3 X-Coremail-Antispam: 1Uf129KBjvdXoWruF1xuF48XFW3ZF4fKFW8Xrb_yoWfGrg_JF 1UJwn7CasrGF13KFnrWFyDJw1jvry8Cr15GrnrKF4Iy3sIy34Y9Fn7Zr95Wry7ZF42qw12 g3Wvqr4xJw43CjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU8pHq7UUUUU== X-CM-SenderInfo: pvkd40hjxrjqh1hdxhhqhw/1tbiBAo5ZWa5f7US5AAAsx On Mon, Jul 15, 2024 at 08:17:22AM -0500, Shenwei Wang wrote: > For the i.MX93 SoC, the default clock rate for the IP of STMMAC EQOS is > 312.5 MHz. According to the following mapping table from the i.MX93 > reference manual, this clock rate corresponds to a CSR value of 6. > > 0000: CSR clock = 60-100 MHz; MDC clock = CSR clock/42 > 0001: CSR clock = 100-150 MHz; MDC clock = CSR clock/62 > 0010: CSR clock = 20-35 MHz; MDC clock = CSR clock/16 > 0011: CSR clock = 35-60 MHz; MDC clock = CSR clock/26 > 0100: CSR clock = 150-250 MHz; MDC clock = CSR clock/102 > 0101: CSR clock = 250-300 MHz; MDC clock = CSR clock/124 > 0110: CSR clock = 300-500 MHz; MDC clock = CSR clock/204 > 0111: CSR clock = 500-800 MHz; MDC clock = CSR clock/324 > > Fixes: f2d03ba997cb ("arm64: dts: imx93: reorder device nodes") > Signed-off-by: Shenwei Wang Applied, thanks!