Hi Xiaolei, On Wed, Jul 26, 2023 at 4:58 AM Xiaolei Wang <xiaolei.wang@xxxxxxxxxxxxx> 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 > > 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/imx6sx.dtsi#L1108-L1109 > > Fixes: 1e336aa0c025 ("mmc: sdhci-esdhc-imx: correct the tuning start tap and step setting") > Signed-off-by: Xiaolei Wang <xiaolei.wang@xxxxxxxxxxxxx> Thanks for your patch: Reviewed-by: Fabio Estevam <festevam@xxxxxxxxx>