* Re: [PATCH v3] ARM: dts: imx: Set default tuning step for imx7d usdhc
[not found] <20230724154510.2532561-1-xiaolei.wang@windriver.com>
@ 2023-07-30 13:26 ` Shawn Guo
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From: Shawn Guo @ 2023-07-30 13:26 UTC (permalink / raw)
To: Xiaolei Wang
Cc: robh+dt, krzysztof.kozlowski+dt, conor+dt, s.hauer, kernel,
festevam, linux-imx, richardcochran, devicetree, linux-arm-kernel,
linux-kernel
On Mon, Jul 24, 2023 at 11:45:10PM +0800, Xiaolei Wang wrote:
> If the tuning step is not set, the tuning step is set to 1.
> For some sd cards, the following Tuning timeout will occur.
>
> Tuning failed, falling back to fixed sampling clock
> mmc0: Tuning failed, falling back to fixed sampling clock
>
> So set the default tuning step. This refers to the NXP vendor's
> commit below:
>
> https://github.com/nxp-imx/linux-imx/blob/lf-6.1.y/
> arch/arm/boot/dts/imx7s.dtsi#L1216-L1217
>
> Fixes: 1e336aa0c025 ("mmc: sdhci-esdhc-imx: correct the tuning start tap and step setting")
> Signed-off-by: Xiaolei Wang <xiaolei.wang@windriver.com>
> Reviewed-by: Fabio Estevam <festevam@gmail.com>
Applied, thanks!
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[not found] <20230724154510.2532561-1-xiaolei.wang@windriver.com>
2023-07-30 13:26 ` [PATCH v3] ARM: dts: imx: Set default tuning step for imx7d usdhc Shawn Guo
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