Re: [PATCH edk2-platforms v4 26/34] Silicon/SynQuacer: add DT description of the SDHCI controller

[Leif Lindholm <leif.lindholm@linaro.org>]

On Fri, Nov 10, 2017 at 02:21:19PM +0000, Ard Biesheuvel wrote:
> Describe the SynQuacer SoC's eMMC controller in DT so the OS can
> attach to it.
> 
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>

So, slightly obnoxious, but...
Since this is the .dtsi for the SoC as a whole, is there any
convenient way for us to selectively exclude this bit when building?
Some platforms may not use this, and some may chose not to expose it
to the OS.

/
    Leif

> ---
>  Silicon/Socionext/SynQuacer/DeviceTree/SynQuacer.dtsi | 26 ++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacer.dtsi b/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacer.dtsi
> index e72db377bc39..cf06acc75297 100644
> --- a/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacer.dtsi
> +++ b/Silicon/Socionext/SynQuacer/DeviceTree/SynQuacer.dtsi
> @@ -532,4 +532,30 @@
>          #interrupt-cells = <3>;
>          socionext,spi-base = <112>;
>      };
> +
> +    clk_alw_b_0: bclk200 {
> +        compatible = "fixed-clock";
> +        #clock-cells = <0>;
> +        clock-frequency = <200000000>;
> +        clock-output-names = "sd_bclk";
> +    };
> +
> +    clk_alw_c_0: sd4clk800 {
> +        compatible = "fixed-clock";
> +        #clock-cells = <0>;
> +        clock-frequency = <800000000>;
> +        clock-output-names = "sd_sd4clk";
> +    };
> +
> +    sdhci@52300000 {
> +        compatible = "socionext,synquacer-sdhci", "fujitsu,mb86s70-sdhci-3.0";
> +        reg = <0 0x52300000 0x0 0x1000>;
> +        interrupts = <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>;
> +        bus-width = <8>;
> +        cap-mmc-highspeed;
> +        fujitsu,cmd-dat-delay-select;
> +        clocks = <&clk_alw_c_0 &clk_alw_b_0>;
> +        clock-names = "core", "iface";
> +    };
>  };
> -- 
> 2.11.0
>