linux-kernel - Re: [PATCH linux-next v1 2/4] clk: renesas: Add binding document for AVB Counter Clock

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Date:   Thu, 25 Oct 2018 16:49:25 -0500
From:   Rob Herring <robh@...nel.org>
To:     jiada_wang@...tor.com
Cc:     geert+renesas@...der.be, mturquette@...libre.com, sboyd@...nel.org,
        horms@...ge.net.au, magnus.damm@...il.com, mark.rutland@....com,
        linux-kernel@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH linux-next v1 2/4] clk: renesas: Add binding document for
 AVB Counter Clock

On Thu, Oct 25, 2018 at 04:23:47PM +0900, jiada_wang@...tor.com wrote:
> From: Jiada Wang <jiada_wang@...tor.com>
> 
> Add device tree bindings for avb counter clock for Renesas
> R-Car Socs.
> 
> Signed-off-by: Jiada Wang <jiada_wang@...tor.com>
> ---
>  .../bindings/clock/renesas,avb-clk.txt        | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/renesas,avb-clk.txt
> 
> diff --git a/Documentation/devicetree/bindings/clock/renesas,avb-clk.txt b/Documentation/devicetree/bindings/clock/renesas,avb-clk.txt
> new file mode 100644
> index 000000000000..03bf50b5830c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/renesas,avb-clk.txt
> @@ -0,0 +1,19 @@
> +* Renesas AVB Counter Clock
> +
> +The AVB Counter Clocks are provided by avb_counter8 Clock Generator,
> +avb_counter8 has dividers which operates with S0D1ϕ clock and has
> +8 output clocks.
> +
> +Required Properties:
> +  - compatible: Must be "renesas,clk-avb"

Should be SoC specific? 

If the h/w block is called "AVB Counter" then use "avb-counter" in the 
compatible string.

> +  - reg: Base address and length of the memory resource used by the AVB
> +  - #clock-cells: Must be 1
> +
> +Example
> +-------
> +
> +	clk_avb: avb-clock@...a011c {

clock-controller@...

> +		compatible = "renesas,clk-avb";
> +		reg = <0 0xec5a011c 0 0x24>;
> +		#clock-cells = <1>;
> +	};
> -- 
> 2.17.0
>