imx: imx8mp_evk: Enable dynamic settings to mmcdev and mmcroot

Enable dynamic settings to mmcdev and mmcroot for i.MX8MP-EVK

Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile
index c2c86c0..468a067 100644
--- a/board/freescale/common/Makefile
+++ b/board/freescale/common/Makefile
@@ -59,7 +59,7 @@
 endif
 obj-$(CONFIG_DM_PMIC_PFUZE100)	+= pfuze.o
 obj-$(CONFIG_POWER_MC34VR500)	+= mc34vr500.o
-ifneq (,$(filter $(SOC), imx8ulp imx9))
+ifneq (,$(filter $(SOC), imx8m imx8ulp imx9))
 obj-y				+= mmc.o
 endif
 
diff --git a/board/freescale/imx8mp_evk/imx8mp_evk.c b/board/freescale/imx8mp_evk/imx8mp_evk.c
index 024b46e..2ff067b 100644
--- a/board/freescale/imx8mp_evk/imx8mp_evk.c
+++ b/board/freescale/imx8mp_evk/imx8mp_evk.c
@@ -3,6 +3,7 @@
  * Copyright 2019 NXP
  */
 
+#include <asm/arch/sys_proto.h>
 #include <env.h>
 
 int board_init(void)
@@ -12,6 +13,10 @@
 
 int board_late_init(void)
 {
+#if CONFIG_IS_ENABLED(ENV_IS_IN_MMC)
+	board_late_mmc_env_init();
+#endif
+
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 	env_set("board_name", "EVK");
 	env_set("board_rev", "iMX8MP");