On Tue, Nov 13, 2018 at 09:39:08AM +0000, Jon Hunter wrote: > > On 12/11/2018 15:18, Thierry Reding wrote: > > From: Mikko Perttunen <mperttunen@xxxxxxxxxx> > > > > Add bindings for the Tegra Combined UART device used to talk to the > > UART console on Tegra194 systems. > > > > Signed-off-by: Mikko Perttunen <mperttunen@xxxxxxxxxx> > > Reviewed-by: Rob Herring <robh@xxxxxxxxxx> > > Acked-by: Jon Hunter <jonathanh@xxxxxxxxxx> > > Acked-by: Thierry Reding <treding@xxxxxxxxxx> > > Signed-off-by: Thierry Reding <treding@xxxxxxxxxx> > > --- > > .../bindings/serial/nvidia,tegra194-tcu.txt | 35 +++++++++++++++++++ > > 1 file changed, 35 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/serial/nvidia,tegra194-tcu.txt > > > > diff --git a/Documentation/devicetree/bindings/serial/nvidia,tegra194-tcu.txt b/Documentation/devicetree/bindings/serial/nvidia,tegra194-tcu.txt > > new file mode 100644 > > index 000000000000..085a8591accd > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/serial/nvidia,tegra194-tcu.txt > > @@ -0,0 +1,35 @@ > > +NVIDIA Tegra Combined UART (TCU) > > + > > +The TCU is a system for sharing a hardware UART instance among multiple > > +systems within the Tegra SoC. It is implemented through a mailbox- > > +based protocol where each "virtual UART" has a pair of mailboxes, one > > +for transmitting and one for receiving, that is used to communicate > > +with the hardware implementing the TCU. > > + > > +Required properties: > > +- name : Should be tcu > > +- compatible > > + Array of strings > > + One of: > > + - "nvidia,tegra194-tcu" > > +- mbox-names: > > + "rx" - Mailbox for receiving data from hardware UART > > + "tx" - Mailbox for transmitting data to hardware UART > > +- mboxes: Mailboxes corresponding to the mbox-names. > > Looks like there is some trailing white-space in the above line and git > warns after applying this patch. I'm not seeing it. I remember seeing that trailing space in an earlier version of this patch and fixing it up. Did you perhaps end up applying the wrong version? Thierry
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