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arm64: dts: imx8mp-kontron: Reduce EERAM SPI clock frequency

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There is an onboard level shifter for the SPI signals that causes
additional propagation delay and renders the SPI transmission
unreliable at 20 MHz. Reduce the clock frequency to a safe value.

Fixes: 946ab10e3f ("arm64: dts: Add support for Kontron OSM-S i.MX8MP SoM and BL carrier board")
Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
This commit is contained in:
Frieder Schrempf 2026-05-13 15:25:31 +02:00 committed by Frank Li
parent 7db62ff5f4
commit 95f5bc1632
1 changed files with 1 additions and 1 deletions
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arch/arm64/boot/dts/freescale/imx8mp-kontron-bl-osm-s.dts
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@ -63,7 +63,7 @@ &ecspi2 {
eeram@0 {
compatible = "microchip,48l640";
reg = <0>;
spi-max-frequency = <20000000>;
spi-max-frequency = <16000000>;
};
};