From: Ricky Wu ricky_wu@realtek.com
commit 551b6729578a8981c46af964c10bf7d5d9ddca83 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
--- drivers/misc/cardreader/rtsx_pcr.c | 4 ---- 1 file changed, 4 deletions(-)
--- a/drivers/misc/cardreader/rtsx_pcr.c +++ b/drivers/misc/cardreader/rtsx_pcr.c @@ -1189,10 +1189,6 @@ void rtsx_pci_init_ocp(struct rtsx_pcr * rtsx_pci_write_register(pcr, REG_OCPGLITCH, SD_OCP_GLITCH_MASK, pcr->hw_param.ocp_glitch); rtsx_pci_enable_ocp(pcr); - } else { - /* OC power down */ - rtsx_pci_write_register(pcr, FPDCTL, OC_POWER_DOWN, - OC_POWER_DOWN); } } }