[PATCH] mmc: sdhci-xenon: kill xenon_clean_phy()

[Andrew Lunn]

> As pointed out by RMK, the sdhci-xenon driver is merged in current 4.12-rc1,
> so we just need to apply this fix in later rcN.

Yep. It helps the maintainer if you point this out in the patch, after
the ---.

    Andrew