[PATCH v8 2/7] clk: hi6220: Document devicetree bindings for hi6220 clock

[mturquette@linaro.org (Michael Turquette)]

Quoting Bintian Wang (2015-05-28 19:08:34)
> Document DT files bindings for Hisilicon hi6220 clock.
> 
> Signed-off-by: Bintian Wang <bintian.wang@huawei.com>
> Acked-by: Haojian Zhuang <haojian.zhuang@linaro.org>
> Suggested-by: Arnd Bergmann <arnd@arndb.de>
> Acked-by: Stephen Boyd <sboyd@codeaurora.org>

Acked-by: Michael Turquette <mturquette@linaro.org>

> ---
>  .../devicetree/bindings/clock/hi6220-clock.txt     | 34 ++++++++++++++++++++++
>  1 file changed, 34 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/hi6220-clock.txt
> 
> diff --git a/Documentation/devicetree/bindings/clock/hi6220-clock.txt b/Documentation/devicetree/bindings/clock/hi6220-clock.txt
> new file mode 100644
> index 0000000..53ddb19
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/hi6220-clock.txt
> @@ -0,0 +1,34 @@
> +* Hisilicon Hi6220 Clock Controller
> +
> +Clock control registers reside in different Hi6220 system controllers,
> +please refer the following document to know more about the binding rules
> +for these system controllers:
> +
> +Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt
> +
> +Required Properties:
> +
> +- compatible: the compatible should be one of the following strings to
> +       indicate the clock controller functionality.
> +
> +       - "hisilicon,hi6220-aoctrl"
> +       - "hisilicon,hi6220-sysctrl"
> +       - "hisilicon,hi6220-mediactrl"
> +       - "hisilicon,hi6220-pmctrl"
> +
> +- reg: physical base address of the controller and length of memory mapped
> +  region.
> +
> +- #clock-cells: should be 1.
> +
> +For example:
> +       sys_ctrl: sys_ctrl {
> +               compatible = "hisilicon,hi6220-sysctrl", "syscon";
> +               reg = <0x0 0xf7030000 0x0 0x2000>;
> +               #clock-cells = <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/hi6220-clock.h>.
> -- 
> 1.9.1
>