PPC 266MHz 8347E slow kernel decompress

Hi. I recently upgraded one of Ericssons platforms from a old 3.6.x to the latest 3.16.x LTS kernel. It was a smooth upgrade, besides kernel decompression taking much longer to complete. From like 2 seconds to 10-12 seconds. I also tried a 4.10.z kernel with the same result. The decompression c

Serial interrupt overrun and hard deadlock on 3.3.2 & 3.5, freescale 8347.

Hi. I've spent a couple of hours lifting our freescale 8347 platform from 2.6.32 to 3.3.2 and just now to 3.5. The 3.x kernels are giving me some problems. I get serial input overruns especially when cpu is loded, but I can reproduce overruns even at 0 other load. I can't even remember when I sa