[sd/mmc] remove atheros stuff, which doesn't apply to us.

Change-Id: I73373dff6075cfdd723a48915c2f82cbf096fbdd
Revert another samsung change to mmc/chip/block.c

Change-Id: Ie2fbe3d5a089735533ce411146c9f8220378e7bf
[sd/mmc] make core/core.c a bit quieter

Change-Id: I8b73f32de5eefada6fc342c572450513f8280e0d
Screw it. Use aries sd/mmc code.

This fixes my problem where when all devices are disabled, the phone
will lock up on suspend.

Change-Id: I5ad02a544f96c68de378dc5c401716d1f5a77c04