On Sun, Dec 09, 2018 at 11:29:35PM +0300, Dmitry Osipenko wrote: > Splitting GART and Memory Controller wasn't a good decision that was made > back in the day. Given that the GART driver wasn't ever been used by > anything in the kernel, we decided that it will be better to correct the > mistakes of the past and merge two bindings into a single one. As a result > there is a DT ABI change for the Memory Controller that allows not to > break newer kernels using older DT and not to break older kernels using > newer DT, that is done by changing the 'compatible' of the node to > 'tegra20-mc-gart' and adding a new-required clock property. The new clock > property also puts the tegra20-mc binding in line with the bindings of the > later Tegra generations. > > Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx> > Reviewed-by: Rob Herring <robh@xxxxxxxxxx> > --- > .../bindings/iommu/nvidia,tegra20-gart.txt | 14 ---------- > .../memory-controllers/nvidia,tegra20-mc.txt | 27 +++++++++++++------ > 2 files changed, 19 insertions(+), 22 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/iommu/nvidia,tegra20-gart.txt Acked-by: Thierry Reding <treding@xxxxxxxxxx>
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