On 16/03/2022 10:25, Ashish Mhetre wrote: > From tegra186 onwards, memory controller support multiple channels. > Reg items are updated with address and size of these channels. > Tegra186 has overall 5 memory controller channels. Tegra194 and tegra234 > have overall 17 memory controller channels each. > There is 1 reg item for memory controller stream-id registers. > So update the reg maxItems to 18 in tegra186 devicetree documentation. > > Signed-off-by: Ashish Mhetre <amhetre@xxxxxxxxxx> > --- > .../nvidia,tegra186-mc.yaml | 20 +++++++++++++------ > 1 file changed, 14 insertions(+), 6 deletions(-) > > diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml > index 13c4c82fd0d3..3c4e231dc1de 100644 > --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml > +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml > @@ -34,8 +34,8 @@ properties: > - nvidia,tegra234-mc > > reg: > - minItems: 1 > - maxItems: 3 > + minItems: 6 > + maxItems: 18 Still ABI break and now the in-kernel DTS will report dt check errors. I think you ignored the comments you got about breaking ABI. Best regards, Krzysztof