2016-11-18 14:29 GMT+08:00 Jun Nie <jun.nie@xxxxxxxxxx>:
> Document the device-tree binding of ZTE MMC host on
> ZX296718 SoC.
>
> Signed-off-by: Jun Nie <jun.nie@xxxxxxxxxx>
> ---
> .../devicetree/bindings/mmc/zx-dw-mshc.txt | 35 ++++++++++++++++++++++
> 1 file changed, 35 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mmc/zx-dw-mshc.txt
>
> diff --git a/Documentation/devicetree/bindings/mmc/zx-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/zx-dw-mshc.txt
> new file mode 100644
> index 0000000..c175c4b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mmc/zx-dw-mshc.txt
> @@ -0,0 +1,35 @@
> +* ZTE specific extensions to the Synopsys Designware Mobile Storage
> + Host Controller
> +
> +The Synopsys designware mobile storage host controller is used to interface
> +a SoC with storage medium such as eMMC or SD/MMC cards. This file documents
> +differences between the core Synopsys dw mshc controller properties described
> +by synopsys-dw-mshc.txt and the properties used by the ZTE specific
> +extensions to the Synopsys Designware Mobile Storage Host Controller.
> +
> +Required Properties:
> +
> +* compatible: should be
> + - "zte,zx296718-dw-mshc": for ZX SoCs
> +
> +Example:
> +
> + mmc1: mmc@1110000 {
> + compatible = "zte,zx296718-dw-mshc";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0x01110000 0x1000>;
> + interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
> + fifo-depth = <32>;
> + data-addr = <0x200>;
> + fifo-watermark-aligned;
> + bus-width = <4>;
> + clock-frequency = <50000000>;
> + clocks = <&topcrm SD0_AHB>, <&topcrm SD0_WCLK>;
> + clock-names = "biu", "ciu";
> + num-slots = <1>;
> + max-frequency = <50000000>;
> + cap-sdio-irq;
> + cap-sd-highspeed;
> + status = "disabled";
> + };
> --
> 1.9.1
>
Add DT maintainer to review and act. Thank you!
Jun
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