On Fri, 2015-05-15 at 17:43 +0800, Yong Wu wrote:
> This patch add smi binding document.
>
> Signed-off-by: Yong Wu <yong.wu@xxxxxxxxxxxx>
> ---
> .../bindings/soc/mediatek/mediatek,smi-larb.txt | 24 ++++++++++++++++++++++
> .../bindings/soc/mediatek/mediatek,smi.txt | 22 ++++++++++++++++++++
> 2 files changed, 46 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,smi-larb.txt
> create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt
>
> diff --git a/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi-larb.txt b/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi-larb.txt
> new file mode 100644
> index 0000000..c06c5b6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi-larb.txt
> @@ -0,0 +1,24 @@
> +SMI(Smart Multimedia Interface) Local Arbiter
> +
> +The hardware block diagram please check bindings/iommu/mediatek,iommu.txt
> +
> +Required properties:
> +- compatible : must be "mediatek,mt8173-smi-larb"
> +- reg : the register and size of each local arbiter.
> +- smi : must be "&smi_common". Refer to bindings/soc/mediatek,smi.txt.
> +- clocks : must contain one entry for each clock-names.
> + There are 2 clockes:
> + APB clock : Advanced Peripheral Bus clock, It's the clock for setting
> + the register.
> + SMI clock : It's the clock for transfer data and command.
> +- clock-name: must be "apb" and "smi".
Sorry, Here should be clock-names. I will fix the next version.
> +
> +Example:
> + larb0:larb@14021000 {
> + compatible = "mediatek,mt8173-smi-larb";
> + reg = <0 0x14021000 0 0x1000>;
> + smi = <&smi_common>;
> + clocks = <&mmsys MM_SMI_LARB0>,
> + <&mmsys MM_SMI_LARB0>;
> + clock-names = "apb", "smi";
> + };
> diff --git a/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt b/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt
> new file mode 100644
> index 0000000..c2389b4
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt
> @@ -0,0 +1,22 @@
> +SMI(Smart Multimedia Interface)
> +
> +The hardware block diagram please check bindings/iommu/mediatek,iommu.txt
> +
> +Required properties:
> +- compatible : must be "mediatek,mt8173-smi"
> +- reg : the register and size of the smi.
> +- clocks : must contain one entry for each clock-names.
> + There are 2 clockes:
> + APB clock : Advanced Peripheral Bus clock, It's the clock for setting
> + the register.
> + SMI clock : It's the clock for transfer data and command.
> +- clock-name: must be "apb" and "smi".
the same. should be clock-names.
> +
> +Example:
> + smi_common:smi@14022000 {
> + compatible = "mediatek,mt8173-smi";
> + reg = <0 0x14022000 0 0x1000>;
> + clocks = <&mmsys MM_SMI_COMMON>,
> + <&mmsys MM_SMI_COMMON>;
> + clock-names = "apb", "smi";
> + };
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