add .BoardConfig.mk package-file

hc

2023-05-31 43fd8d44e8182b691c8ee61d487cec02ca11afd2

1
2
3
4
5
BR2_mips64el=y
BR2_mips_64r2=y
BR2_MIPS_NABI64=y
BR2_TOOLCHAIN_EXTERNAL=y
BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS=y