On 02/21/2013 04:11 PM, Jason Gunthorpe wrote: > On Thu, Feb 21, 2013 at 05:05:54PM -0500, Nicolas Pitre wrote: ... >> The DT is meant to describe hardware. As far as I know, the hardware I >> own seems to be rather static and stable, and unlike software there is >> no way I can change it (soldering irons don't count). > > .. and the patching I mention above are largely driven by either a > change in understanding of how OF should describe the hardware, or a > change in understanding of how the driver should treat the > hardware. > > The recent patching for the tegra PCI-E bridge is instructive in this > regard, Theirry learned how to drive the chip in a way that creates a > single PCI domain - this necessitates a change in how the DT models > that hardware block. While I certainly don't disagree with the sentiment of your email, Tegra PCIe is a bad example. There is no finalized DT binding yet for the Tegra PCIe HW. Thierry is in the process of defining it for the first time. -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html