Poky defconfig error

[مشاري]

Greetings dears
,
/I use the repo u-boot-socfpga to make poky image  but got the below error
the dtb files compiled but not found by Makefile.build

test -e arch/arm/dts/socfpga_arria10_socdk_sdmmc.dtb || ( \
| echo >&2; \
| echo >&2 "Device Tree Source (arch/arm/dts/socfpga_arria10_socdk_sdmmc.dtb) is not correctly specified."; \
| echo >&2 "Please define 'CONFIG_DEFAULT_DEVICE_TREE'"; \
| echo >&2 "or build with 'DEVICE_TREE=<device_tree>' argument"; \
| echo >&2; \
| /bin/false)


Your repsonse will be appriciate