From: Shawn Guo <shawnguo2@yeah.net>
To: Adam Ford <aford173@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org, aford@beaconembedded.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-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] arm64: dts: imx8mm-beacon: Fix HS400 USDHC clock speed
Date: Mon, 7 Jul 2025 15:22:43 +0800 [thread overview]
Message-ID: <aGt1wwcRD1gF53g_@dragon> (raw)
In-Reply-To: <20250620213447.56392-1-aford173@gmail.com>
On Fri, Jun 20, 2025 at 04:34:45PM -0500, Adam Ford wrote:
> The reference manual for the i.MX8MM states the clock rate in
> MMC mode is 1/2 of the input clock, therefore to properly run
> at HS400 rates, the input clock must be 400MHz to operate at
> 200MHz. Currently the clock is set to 200MHz which is half the
> rate it should be, so the throughput is half of what it should be
> for HS400 operation.
>
> Fixes: 593816fa2f35 ("arm64: dts: imx: Add Beacon i.MX8m-Mini development kit")
> Signed-off-by: Adam Ford <aford173@gmail.com>
Applied both, thanks!
prev parent reply other threads:[~2025-07-07 7:23 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-20 21:34 [PATCH 1/2] arm64: dts: imx8mm-beacon: Fix HS400 USDHC clock speed Adam Ford
2025-06-20 21:34 ` [PATCH 2/2] arm64: dts: imx8mn-beacon: " Adam Ford
2025-07-03 12:45 ` Fabio Estevam
2025-06-27 17:56 ` [PATCH 1/2] arm64: dts: imx8mm-beacon: " Tim Harvey
2025-06-27 18:39 ` Adam Ford
2025-06-27 23:51 ` Tim Harvey
2025-07-02 14:20 ` Adam Ford
2025-07-03 12:44 ` Fabio Estevam
2025-07-07 7:22 ` Shawn Guo [this message]
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