The 2 commits are included in v6.8-rc1, and it won't impact any functionalities, so won't fix for old releases.
7a030abc0185 mtd: spi-nor: Stop reporting warning message when soft reset is not suported
cff49d58f57e spi: Unify error codes by replacing -ENOTSUPP with -EOPNOTSUPP
The 2 commits are included in v6.8-rc1, and it won't impact any functionalities, so won't fix for old releases.
7a030abc0185 mtd: spi-nor: Stop reporting warning message when soft reset is not suported
cff49d58f57e spi: Unify error codes by replacing -ENOTSUPP with -EOPNOTSUPP