OpenWrt doesn't use proprietary drivers and instead try to ships really recent kernel (21.02 ships 5.4, master has 5.10), so that might be why your particular m

OpenWrt doesn't use proprietary drivers and instead try to ships really recent kernel (21.02 ships 5.4, master has 5.10), so that might be why your particular model will never be supported. dd-wrt seems to be maintaining some eol kernel, I'm wondering for how long https://svn.dd-wrt.com/browser/src/linux/universal https://svn.dd-wrt.com/browser/src/linux/universal