[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <3ddaafbd-d8cb-3cca-be4e-8c5c53fd9734@nvidia.com>
Date: Tue, 22 May 2018 16:15:09 +0100
From: Jon Hunter <jonathanh@...dia.com>
To: Mikko Perttunen <mperttunen@...dia.com>, <robh+dt@...nel.org>,
<mark.rutland@....com>, <jassisinghbrar@...il.com>,
<gregkh@...uxfoundation.org>, <thierry.reding@...il.com>
CC: <araza@...dia.com>, <devicetree@...r.kernel.org>,
<linux-serial@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/8] dt-bindings: serial: Add bindings for
nvidia,tegra194-tcu
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 <mperttunen@...dia.com>
> ---
> .../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
Powered by blists - more mailing lists