If the upstream is properly done (that is a big if), this can be a go-to choice for the Linux laptop because it has much smaller config variations compared to Intel-based laptops: Everything from wifi (and even modem?), to audio, to camera ISP is included in the single SoC. If it works it works.
Aren't all the Android Snapdragon phones already mostly there?
People have had a lot of issues with drivers and locked-down firmware on Snapdragon devices, so even with official Linux support for the chipset, the devices themselves could still be a nightmare to get working.