Re: [PATCH 1/2] dt-bindings: Document the hi3660 clock bindings

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On Thu, Dec 15, 2016 at 01:58:12PM +0800, Zhangfei Gao wrote:
> Add DT bindings documentation for hi3660 SoC clock.
> 
> Signed-off-by: Zhangfei Gao <zhangfei.gao@xxxxxxxxxx>
> ---
>  .../devicetree/bindings/clock/hi3660-clock.txt     | 42 ++++++++++++++++++++++
>  1 file changed, 42 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/hi3660-clock.txt
> 
> diff --git a/Documentation/devicetree/bindings/clock/hi3660-clock.txt b/Documentation/devicetree/bindings/clock/hi3660-clock.txt
> new file mode 100644
> index 0000000..7296fd7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/hi3660-clock.txt
> @@ -0,0 +1,42 @@
> +* Hisilicon Hi3660 Clock Controller
> +
> +The Hi3660 clock controller generates and supplies clock to various
> +controllers within the Hi3660 SoC.
> +
> +Required Properties:
> +
> +- compatible: the compatible should be one of the following strings to
> +	indicate the clock controller functionality.
> +
> +	- "hisilicon,hi3660-crgctrl"
> +	- "hisilicon,hi3660-pctrl"
> +	- "hisilicon,hi3660-pmuctrl"
> +	- "hisilicon,hi3660-sctrl"
> +	- "hisilicon,hi3660-iomcu"
> +
> +- reg: physical base address of the controller and length of memory mapped
> +  region.
> +
> +- #clock-cells: should be 1.
> +
> +Each clock is assigned an identifier and client nodes use this identifier
> +to specify the clock which they consume.
> +
> +All these identifier could be found in <dt-bindings/clock/hi3660-clock.h>.
> +
> +Examples:
> +	crg_ctrl: crg_ctrl@fff35000 {

clock-controller@...

> +		compatible = "hisilicon,hi3660-crgctrl", "syscon";
> +		reg = <0x0 0xfff35000 0x0 0x1000>;
> +		#clock-cells = <1>;
> +	};
> +
> +	uart0: uart@fdf02000 {

serial@...

> +		compatible = "arm,pl011", "arm,primecell";
> +		reg = <0x0 0xfdf02000 0x0 0x1000>;
> +		interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
> +		clocks = <&crg_ctrl HI3660_CLK_MUX_UART0>,
> +			 <&crg_ctrl HI3660_PCLK>;
> +		clock-names = "uartclk", "apb_pclk";
> +		status = "disabled";
> +	};
> -- 
> 2.7.4
> 
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