| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.9 73/74] misc: rtsx: do not setting OC_POWER_DOWN reg in rtsx_pci_init_ocp() | Date | Sat, 31 Oct 2020 12:36:55 +0100 |
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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 @@ -1155,10 +1155,6 @@ 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); } } }
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