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According to the datasheet, there is IO limitation on these chips, the max frequency of such case is 66MHz, so add the limatation 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 Signed-off-by: Haibo Chen --- arch/arm64/boot/dts/freescale/imx8mm-evk.dts | 2 +- arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 2 +- arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts b/arch/arm64/boot= /dts/freescale/imx8mm-evk.dts index b68954bcc383cfc799877ff64c5d9a59dd863907..bb57c1db7c64adb20c996bbc2e3= 996e1fde5b98a 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts @@ -47,7 +47,7 @@ flash@0 { #address-cells =3D <1>; #size-cells =3D <1>; compatible =3D "jedec,spi-nor"; - spi-max-frequency =3D <80000000>; + spi-max-frequency =3D <66000000>; spi-tx-bus-width =3D <1>; spi-rx-bus-width =3D <4>; }; 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>; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot= /dts/freescale/imx8mp-evk.dts index 3730792daf5010213cbb9f6869a8110ea28eb48a..0b47d72cae9900ad53eed04c810= a9ea8af795446 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts @@ -272,7 +272,7 @@ &flexspi { flash@0 { compatible =3D "jedec,spi-nor"; reg =3D <0>; - spi-max-frequency =3D <80000000>; + spi-max-frequency =3D <66000000>; spi-tx-bus-width =3D <1>; spi-rx-bus-width =3D <4>; }; --=20 2.34.1