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On imx93 board, gate off the VDD_SD, it will cost about 10ms to see the voltage change from 3.3v to 0.5v. So at least need to dealy 11ms to make sure a clean power off and power on. Here add 12ms dealy. Signed-off-by: Haibo Chen --- arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts index 021caf471bf6..9921ea13ab48 100644 --- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts @@ -76,6 +76,7 @@ reg_usdhc2_vmmc: regulator-usdhc2 { regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; gpio = <&gpio3 7 GPIO_ACTIVE_HIGH>; + off-on-delay-us = <12000>; enable-active-high; }; };