On Sat, Mar 27, 2021 at 12:49:25PM -0600, Rob Herring wrote: > On Fri, Mar 26, 2021 at 06:46:40PM +0100, Thierry Reding wrote: > > From: Thierry Reding <treding@xxxxxxxxxx> > > > > In order to support early console support with the Tegra TCU, add an > > optional "reg" property that points to the TX mailbox. > > This will mean the same address in in DT twice which we try to avoid, > right? I guess it's fine, we could drop it if we ever enforce that. I'm > sure there's worse abuses with duplicates than this. > > > > > Signed-off-by: Thierry Reding <treding@xxxxxxxxxx> > > --- > > .../devicetree/bindings/serial/nvidia,tegra194-tcu.yaml | 6 +++++- > > 1 file changed, 5 insertions(+), 1 deletion(-) > > > > diff --git a/Documentation/devicetree/bindings/serial/nvidia,tegra194-tcu.yaml b/Documentation/devicetree/bindings/serial/nvidia,tegra194-tcu.yaml > > index 0a321658ccb5..8c9ed7cfaa52 100644 > > --- a/Documentation/devicetree/bindings/serial/nvidia,tegra194-tcu.yaml > > +++ b/Documentation/devicetree/bindings/serial/nvidia,tegra194-tcu.yaml > > @@ -24,6 +24,9 @@ properties: > > compatible: > > const: nvidia,tegra194-tcu > > > > + reg: > > + maxItems: 1 > > + After looking at this again, I think I may add a comment here to clarify the restrictions of this property. Thierry
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