include: env: phytec: k3_mmc: Apply overlays during boot

Include the overlays.env file and run the apply routine before
booting the Kernel.

Signed-off-by: Daniel Schultz <d.schultz@phytec.de>
Reviewed-by: Wadim Egorov <w.egorov@phytec.de>
diff --git a/include/env/phytec/k3_mmc.env b/include/env/phytec/k3_mmc.env
index e1208a6..3d3595c 100644
--- a/include/env/phytec/k3_mmc.env
+++ b/include/env/phytec/k3_mmc.env
@@ -6,6 +6,8 @@
 
 /* Logic for TI K3 based SoCs to boot from a MMC device. */
 
+#include <env/phytec/overlays.env>
+
 mmcargs=setenv bootargs console=${console} earlycon=${earlycon}
 	root=/dev/mmcblk${mmcdev}p${mmcroot} rootwait rw
 loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} Image
@@ -15,4 +17,5 @@
 	mmc rescan;
 	run loadimage;
 	run loadfdt;
+	run mmc_apply_overlays;
 	booti ${loadaddr} - ${fdt_addr_r}