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Tue, 22 May 2018 11:15:57 -0400 Received: from hqemgate16.nvidia.com ([216.228.121.65]:6261 "EHLO hqemgate16.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751517AbeEVPPk (ORCPT ); Tue, 22 May 2018 11:15:40 -0400 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Tue, 22 May 2018 08:15:40 -0700 Subject: Re: [PATCH 2/8] dt-bindings: serial: Add bindings for nvidia,tegra194-tcu To: Mikko Perttunen , , , , , CC: , , , , , References: <20180508114403.14499-1-mperttunen@nvidia.com> <20180508114403.14499-3-mperttunen@nvidia.com> From: Jon Hunter Message-ID: <3ddaafbd-d8cb-3cca-be4e-8c5c53fd9734@nvidia.com> Date: Tue, 22 May 2018 16:15:09 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <20180508114403.14499-3-mperttunen@nvidia.com> X-Originating-IP: [172.20.13.39] X-ClientProxiedBy: HQMAIL103.nvidia.com (172.20.187.11) To HQMAIL101.nvidia.com (172.20.187.10) Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-serial-owner@vger.kernel.org X-Mailing-List: linux-serial@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 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