Linux kernel eSDHC driver for P2020 requires additional compatible string fsl,p2020-esdhc and interrupts property. Add them to p2020-post.dtsi file to make U-Boot board DTS files compatible for Linux kernel. Signed-off-by: Pali Rohár <pali@kernel.org> Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>