From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Hunter Subject: Re: [PATCH 2/8] dt-bindings: serial: Add bindings for nvidia,tegra194-tcu Date: Tue, 22 May 2018 16:15:09 +0100 Message-ID: <3ddaafbd-d8cb-3cca-be4e-8c5c53fd9734@nvidia.com> References: <20180508114403.14499-1-mperttunen@nvidia.com> <20180508114403.14499-3-mperttunen@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20180508114403.14499-3-mperttunen@nvidia.com> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Mikko Perttunen , robh+dt@kernel.org, mark.rutland@arm.com, jassisinghbrar@gmail.com, gregkh@linuxfoundation.org, thierry.reding@gmail.com Cc: devicetree@vger.kernel.org, araza@nvidia.com, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: linux-serial@vger.kernel.org On 08/05/18 12:43, Mikko Perttunen wrote: > Add bindings for the Tegra Combined UART device used to talk to the > UART console on Tegra194 systems. > > Signed-off-by: Mikko Perttunen > --- > .../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..86763bc5d74f > --- /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 withing 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" Nit. We should say what device the above compatibility is applicable for ... - "nvidia,tegra194-tcu": for Tegra194 Cheers Jon -- nvpublic