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If tuning step > 1, the gap may >just be skipped and host assumes those two windows as a continuous >windows. This will cause a wrong delay cell near the gap to be selected. > >Set the tuning step to 1 to avoid selecting the wrong delay cell. > >For SDIO, the gap is sufficiently large, so the default tuning step does >not cause this issue. Adding a fix tag? one more question, I see all three patches are all changing to 1, could this change be in imx91_93_common.dtsi? Regards Peng > >Signed-off-by: Luke Wang >--- > arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts | 2 ++ > 1 file changed, 2 insertions(+) > >diff --git a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts >index 0852067eab2c..197c8f8b7f66 100644 >--- a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts >+++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts >@@ -507,6 +507,7 @@ &usdhc1 { > pinctrl-2 = <&pinctrl_usdhc1_200mhz>; > bus-width = <8>; > non-removable; >+ fsl,tuning-step = <1>; > status = "okay"; > }; > >@@ -519,6 +520,7 @@ &usdhc2 { > vmmc-supply = <®_usdhc2_vmmc>; > bus-width = <4>; > no-mmc; >+ fsl,tuning-step = <1>; > status = "okay"; > }; > >-- >2.34.1 >