> sdhci at 0,700b0600 {
> status = "okay";
> bus-width = <8>;
> + vqmmc-supply = <&vddio_1v8>;
It turns out this bit isn't needed as the initialization failures are
instead due to +3V3_RUN toggling, which Stephen has fixed:
http://patchwork.ozlabs.org/patch/339386/