Tag Archives: linux kernel

Merging vendor branches

Hardware vendors claim they support Linux when they give you some patches that add drivers or BSPs for their particular chip. Any open source developer can tell you this is a recipe for disaster, and I have a recent experience proving the point. This article describes what went wrong, and how I was able to work around it.

A customer had bought a development board for the TI OMAP3 processor from Logic, and a slave board with a camera chip. The development board came with a series of 80 patches on the 2.6.28 kernel. The camera came with a single patch file, and a readme specifying it was based on TI’s OMAP35x-PSP-SDK-setuplinux- This SDK is a series of 450 patches on a particular commit of Tony Lindgren’s linux-omap-2.6 repository.
Continue reading