Re: [PATCH 2/3] Documentation: DT: Add entry for DPAA2 console

From: Rob Herring
Date: Thu Jan 03 2019 - 15:32:55 EST


On Fri, Dec 21, 2018 at 03:31:11PM +0000, Ioana Ciornei wrote:
> This patch adds a devicetree binding documentation for
> FSL's DPAA2 console.
>
> Signed-off-by: Ioana Ciornei <ioana.ciornei@xxxxxxx>
> ---
> Documentation/devicetree/bindings/misc/dpaa2-console.txt | 11 +++++++++++
> MAINTAINERS | 1 +
> 2 files changed, 12 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/misc/dpaa2-console.txt
>
> diff --git a/Documentation/devicetree/bindings/misc/dpaa2-console.txt b/Documentation/devicetree/bindings/misc/dpaa2-console.txt
> new file mode 100644
> index 0000000..f4e16b1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/misc/dpaa2-console.txt
> @@ -0,0 +1,11 @@
> +DPAA2 console support
> +
> +Required properties:
> +
> + - compatible
> + Value type: <string>
> + Definition: Must be "dpaa2-console".
> + - reg
> + Value type: <prop-encoded-array>
> + Definition: A standard property. Specifies the region where the MCFBA
> + (MC firmware base address) register can be found.

What's the relationship between MCFBA and the console? The binding
should describe the h/w block or firmware interface not the feature you
want to implement. Are there other functions provided by the MC
firmware?

Rob