On Fri, Jul 06, 2018 at 03:20:47PM +0800, Jisheng Zhang wrote:
> Synopsys SDHCI compatible DesignWare Cores Mobile Storage Host
> Controller can support eMMC/SD/SDIO. Add the bindings.
>
> Signed-off-by: Jisheng Zhang <Jisheng.Zhang@xxxxxxxxxxxxx>
> ---
> .../bindings/mmc/sdhci-of-dwcmshc.txt | 20 +++++++++++++++++++
> 1 file changed, 20 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mmc/sdhci-of-dwcmshc.txt
>
> diff --git a/Documentation/devicetree/bindings/mmc/sdhci-of-dwcmshc.txt b/Documentation/devicetree/bindings/mmc/sdhci-of-dwcmshc.txt
> new file mode 100644
> index 000000000000..ee4253b33be2
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mmc/sdhci-of-dwcmshc.txt
> @@ -0,0 +1,20 @@
> +* Synopsys DesignWare Cores Mobile Storage Host Controller
> +
> +Required properties:
> +- compatible: should be one of the following:
> + "snps,dwcmshc-sdhci"
Needs to note that there must also be an SoC specific compatible.
> +- reg: offset and length of the register set for the device.
> +- interrupts: a single interrupt specifier.
> +- clocks: Array of clocks required for SDHCI; requires at least one for
> + core clock.
> +- clock-names: Array of names corresponding to clocks property; shall be
> + "core" for core clock and "bus" for optional bus clock.
> +
> +Example:
> + sdhci2: sdhci@aa0000 {
> + compatible = "snps,dwcmshc-sdhci";
> + reg = <0xaa0000 0x1000>;
> + interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&emmcclk>;
> + bus-width = <8>;
> + }
> --
> 2.18.0
>
>
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