Sun50iw9p1 Firmware: Fixed

One unique feature of the sun50iw9p1 firmware is . By shorting the NAND pins (or holding the "Mask ROM" button) during boot, the SoC halts and waits for a USB transfer.

While Allwinner’s official BSP is available under a mix of GPL and proprietary licenses, the community provides mainline Linux and U‑Boot support for many sun50i variants. As of kernel 6.x, sun50iw9p1 is partially supported, but some features (like native NAND controller or hardware video decoding) may still require vendor trees. sun50iw9p1 firmware

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