ARM: kirkwood: remove obsolete SDIO clock gate workaround
ARM: kirkwood: remove obsolete SDIO clock gate workaround

Kirkwood DT boards have been converted to DT SDIO already, we can now
remove the legacy clock gate workaround for SDIO clock.

Signed-off-by: Sebastian Hesselbarth <1d402fe89ace836b52164ed4c0f247cb6f80efc1@gmail.com>
Signed-off-by: Jason Cooper <68c46a606457643eab92053c1c05574abb26f861@lakedaemon.net>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs