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According to the datasheet, there is IO limitation on this chip, the max frequency of such case is 66MHz, so add the limitation here to align with datasheet. Refer to 3.9.9 FlexSPI timing parameters on page 65. https://www.nxp.com/docs/en/data-sheet/IMX8MNCEC.pdf Fixes: 579df4288896 ("arm64: dts: imx8mn-evk: add QSPI flash") Signed-off-by: Haibo Chen --- arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boo= t/dts/freescale/imx8mn-evk.dtsi index 145355ff91b454795478b504eb403b0590848d46..fa43238e7b917a5b5f0bd9af96b= d900f6dbacb8d 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi @@ -199,7 +199,7 @@ flash0: flash@0 { reg =3D <0>; #address-cells =3D <1>; #size-cells =3D <1>; - spi-max-frequency =3D <166000000>; + spi-max-frequency =3D <66000000>; spi-tx-bus-width =3D <4>; spi-rx-bus-width =3D <4>; }; --=20 2.34.1