Re: [PATCH 6/6] dt-bindings: ARM: Mediatek: Document devicetree bindings for clock/reset controllers

[Stephen Boyd]

On 04/23, Sascha Hauer wrote:
> This adds the binding documentation for the apmixedsys, perisys and
> infracfg controllers found on Mediatek SoCs.
> 
> Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>

Please Cc devicetree reviewers on bindings (CCed now).

> ---
>  .../bindings/arm/mediatek/mediatek,apmixedsys.txt  | 23 +++++++++++++++++
>  .../bindings/arm/mediatek/mediatek,infracfg.txt    | 30 ++++++++++++++++++++++
>  .../bindings/arm/mediatek/mediatek,pericfg.txt     | 30 ++++++++++++++++++++++
>  .../bindings/arm/mediatek/mediatek,topckgen.txt    | 23 +++++++++++++++++
>  4 files changed, 106 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,pericfg.txt
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt
> 
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt
> new file mode 100644
> index 0000000..5af6d73
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt
> @@ -0,0 +1,23 @@
> +Mediatek apmixedsys controller
> +==============================
> +
> +The Mediatek apmixedsys controller provides the PLLs to the system.
> +
> +Required Properties:
> +
> +- compatible: Should be:
> +	- "mediatek,mt8135-apmixedsys"
> +	- "mediatek,mt8173-apmixedsys"
> +- #clock-cells: Must be 1
> +
> +The apmixedsys controller uses the common clk binding from
> +Documentation/devicetree/bindings/clock/clock-bindings.txt
> +The available clocks are defined in dt-bindings/clock/mt*-clk.h.
> +
> +Example:
> +
> +apmixedsys: apmixedsys@10209000 {

apmixedsys: clock-controller@10209000 {

would be more standard. The same comment applies throughout this
patch. Otherwise it looks good to me.

-Stephen

> +	compatible = "mediatek,mt8173-apmixedsys";
> +	reg = <0 0x10209000 0 0x1000>;
> +	#clock-cells = <1>;
> +};
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt
> new file mode 100644
> index 0000000..684da473
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt
> @@ -0,0 +1,30 @@
> +Mediatek infracfg controller
> +============================
> +
> +The Mediatek infracfg controller provides various clocks and reset
> +outputs to the system.
> +
> +Required Properties:
> +
> +- compatible: Should be:
> +	- "mediatek,mt8135-infracfg", "syscon"
> +	- "mediatek,mt8173-infracfg", "syscon"
> +- #clock-cells: Must be 1
> +- #reset-cells: Must be 1
> +
> +The infracfg controller uses the common clk binding from
> +Documentation/devicetree/bindings/clock/clock-bindings.txt
> +The available clocks are defined in dt-bindings/clock/mt*-clk.h.
> +Also it uses the common reset controller binding from
> +Documentation/devicetree/bindings/reset/reset.txt.
> +The available reset outputs are defined in
> +dt-bindings/reset-controller/mt*-resets.h
> +
> +Example:
> +
> +infracfg: infracfg@10001000 {
> +	compatible = "mediatek,mt8173-infracfg", "syscon";
> +	reg = <0 0x10001000 0 0x1000>;
> +	#clock-cells = <1>;
> +	#reset-cells = <1>;
> +};
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,pericfg.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,pericfg.txt
> new file mode 100644
> index 0000000..fdb45c6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,pericfg.txt
> @@ -0,0 +1,30 @@
> +Mediatek pericfg controller
> +===========================
> +
> +The Mediatek pericfg controller provides various clocks and reset
> +outputs to the system.
> +
> +Required Properties:
> +
> +- compatible: Should be:
> +	- "mediatek,mt8135-pericfg", "syscon"
> +	- "mediatek,mt8173-pericfg", "syscon"
> +- #clock-cells: Must be 1
> +- #reset-cells: Must be 1
> +
> +The pericfg controller uses the common clk binding from
> +Documentation/devicetree/bindings/clock/clock-bindings.txt
> +The available clocks are defined in dt-bindings/clock/mt*-clk.h.
> +Also it uses the common reset controller binding from
> +Documentation/devicetree/bindings/reset/reset.txt.
> +The available reset outputs are defined in
> +dt-bindings/reset-controller/mt*-resets.h
> +
> +Example:
> +
> +pericfg: pericfg@10003000 {
> +	compatible = "mediatek,mt8173-pericfg", "syscon";
> +	reg = <0 0x10003000 0 0x1000>;
> +	#clock-cells = <1>;
> +	#reset-cells = <1>;
> +};
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt
> new file mode 100644
> index 0000000..a425248
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt
> @@ -0,0 +1,23 @@
> +Mediatek topckgen controller
> +============================
> +
> +The Mediatek topckgen controller provides various clocks to the system.
> +
> +Required Properties:
> +
> +- compatible: Should be:
> +	- "mediatek,mt8135-topckgen"
> +	- "mediatek,mt8173-topckgen"
> +- #clock-cells: Must be 1
> +
> +The topckgen controller uses the common clk binding from
> +Documentation/devicetree/bindings/clock/clock-bindings.txt
> +The available clocks are defined in dt-bindings/clock/mt*-clk.h.
> +
> +Example:
> +
> +topckgen: topckgen@10000000 {
> +	compatible = "mediatek,mt8173-topckgen";
> +	reg = <0 0x10000000 0 0x1000>;
> +	#clock-cells = <1>;
> +};
> -- 
> 2.1.4
> 

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