From: Shawn Guo <shawnguo2@yeah.net>
To: Shenwei Wang <shenwei.wang@nxp.com>
Cc: Alexander Stein <alexander.stein@ew.tq-group.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
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
Date: Mon, 12 Aug 2024 11:41:49 +0800 [thread overview]
Message-ID: <ZrmEfXKXLoLjYjXN@dragon> (raw)
In-Reply-To: <20240715131722.161135-1-shenwei.wang@nxp.com>
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 <shenwei.wang@nxp.com>
Applied, thanks!
prev parent reply other threads:[~2024-08-12 3:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-15 13:17 [PATCH v3] arm64: dts: imx93: update default value for snps,clk-csr Shenwei Wang
2024-08-12 3:41 ` Shawn Guo [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=ZrmEfXKXLoLjYjXN@dragon \
--to=shawnguo2@yeah.net \
--cc=alexander.stein@ew.tq-group.com \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=festevam@gmail.com \
--cc=imx@lists.linux.dev \
--cc=kernel@pengutronix.de \
--cc=krzk+dt@kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-imx@nxp.com \
--cc=robh@kernel.org \
--cc=s.hauer@pengutronix.de \
--cc=shawnguo@kernel.org \
--cc=shenwei.wang@nxp.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).