There is a new pull request by cinerea0 against master on the void-packages repository

https://github.com/cinerea0/void-packages sof
https://github.com/void-linux/void-packages/pull/27316

sof-firmware: update to 1.6.1
In addition to updating to the newest stable version, this update uses sof-firmware's updated versioning scheme in which stable releases are actually stable.

A patch file from https://github.com/void-linux/void-packages/pull/27316.patch is attached