misc: rtsx: init of rts522a add OCP power off when no card is present

Power down OCP for power consumption
when no SD/MMC card is present

Cc: stable@vger.kernel.org
Signed-off-by: Ricky Wu <ricky_wu@realtek.com>
Link: https://lore.kernel.org/r/20210204083115.9471-1-ricky_wu@realtek.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>