Index: recipes-kernel/linux/linux-dey/boot/dts/digi/ccimx8mm-leahi.dts
===================================================================
diff -u -r9e75fcf97db2e4a8bff61135be953f4fa62a2a86 -rca355c1caedbcca5a3468524675f6e4ce06b605f
--- recipes-kernel/linux/linux-dey/boot/dts/digi/ccimx8mm-leahi.dts	(.../ccimx8mm-leahi.dts)	(revision 9e75fcf97db2e4a8bff61135be953f4fa62a2a86)
+++ recipes-kernel/linux/linux-dey/boot/dts/digi/ccimx8mm-leahi.dts	(.../ccimx8mm-leahi.dts)	(revision ca355c1caedbcca5a3468524675f6e4ce06b605f)
@@ -69,7 +69,7 @@
         mcp2517fd_osc: mcp2517fd_osc {
                 compatible = "fixed-clock";
                 #clock-cells = <0>;
-                clock-frequency = <40000000>;
+                clock-frequency = <20000000>;
         };
 
         pcie0_refclk: pcie0-refclk {
@@ -285,7 +285,7 @@
                 compatible = "microchip,mcp2517fd";
                 pinctrl-names = "default";
                 pinctrl-0 = <&pinctrl_mcp2517fd>;
-                spi-max-frequency = <20000000>;
+                spi-max-frequency = <8500000>;
                 interrupt-parent = <&gpio1>;
                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
                 clocks = <&mcp2517fd_osc>;