misc: rtsx: do not setting OC_POWER_DOWN reg in rtsx_pci_init_ocp()

commit 551b6729 upstream.

this power saving action in rtsx_pci_init_ocp() cause INTEL-NUC6 platform
missing card reader

Signed-off-by: Ricky Wu <ricky_wu@realtek.com>
Link: https://lore.kernel.org/r/20200824030006.30033-1-ricky_wu@realtek.com


Cc: Chris Clayton <chris2553@googlemail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>