70a157d7f5
Add suppport for passing boot arguments via FDT for mediatek/ralink SoCs. This was taken from kan's work on CI20. Since most OpenWRT dts files have bootargs defined, we use bsdbootargs to specify FreeBSD specific arguments. Approved by: adrian (mentor) Sponsored by: Smartcom - Bulgaria AD Differential Revision: https://reviews.freebsd.org/D5979