https://coincub.com/blog/what-is-an-spi-license/
What is an SPI License? A Guide for Crypto Startups | Coincub
Apr 10, 2026 - Regulations are getting tighter, and it is getting harder to operate anywhere without proper licensing. Learn more about the SPI license!
what isspi licenseguidecryptostartups
https://lkml.iu.edu/hypermail/linux/kernel/1710.3/02200.html
Linux-Kernel Archive: [PATCH 3/3] mtd: spi-nor: stm32-quadspi: change license text
linux kernellicense textarchivepatchmtd