Wolfgang and me introduced the concept of the SPDX-License-Identifier, see https://spdx.dev/learn/handling-license-info/ https://spdx.dev/learn/handling-license

Wolfgang and me introduced the concept of the SPDX-License-Identifier, see https://spdx.dev/learn/handling-license-info/ https://spdx.dev/learn/handling-license-info/ also landed within the Kernel later, beside of many things we did for our stuff at Siemens, upstream first such as https://github.com/u-boot/u-boot/tree/master/board/siemens https://github.com/u-boot/u-boot/tree/master/board/siemens