I upstreamed some of them. Here's a complete list: https://elixir.bootlin.com/linux/latest/source/arch/arm64/boot/dts/allwinner https://elixir.bootlin.com/lin

I upstreamed some of them. Here's a complete list: https://elixir.bootlin.com/linux/latest/source/arch/arm64/boot/dts/allwinner https://elixir.bootlin.com/linux/latest/source/arch/arm64/bo... https://elixir.bootlin.com/linux/latest/source/arch/arm64/boot/dts/rockchip https://elixir.bootlin.com/linux/latest/source/arch/arm64/bo... https://elixir.bootlin.com/linux/latest/source/arch/arm/boot/dts/allwinner https://elixir.bootlin.com/linux/latest/source/arch/arm/boot... just search for orange. Most of Orange Pi boards have upstream support. Like one or two don't.