On Mon, Jun 05, 2017 at 08:07:40PM -0400, Brian Masney wrote: > On Mon, Jun 05, 2017 at 08:24:44PM +1000, Tobin C. Harding wrote: > > On Mon, Jun 05, 2017 at 09:22:12AM +0200, Wolfram Sang wrote: > > > Tobin, > > > > > > > My question is should I be digging further into the MMC code or be doing > > > > something else with the driver code? > > > > > > So, you haven't found any branch that worked? No plain v4.9 or the > > > gen3-sdio branch from my tree? > > > > I have not tried cloning your tree. I am using the Rasperry Pi kernel > > source > > > > https://github.com/raspberrypi/linux > > > > which is v4.9.29 > > Hi Tobin, > > Here are some instructions on how to compile an upstream kernel for a > Raspberry Pi: http://elinux.org/RPi_Upstream_Kernel_Compilation. > It describes setting up u-boot as the boot loader instead of the > boot loader that the Raspberry Pi kernel uses. One gotcha to be aware of > is that the config.txt file on the sd card won't be used. Thanks Brian.