From: Micky Ching <micky_ch...@realsil.com.cn>

rts5250 chip failed handle 64 bit ADMA for address below 4G.
Add 64 BIT quirks to disable this feature.

Signed-off-by: Micky Ching <micky_ch...@realsil.com.cn>
---
 drivers/mmc/host/sdhci-pci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 0342775..ae8e450 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -650,6 +650,7 @@ static int rtsx_probe_slot(struct sdhci_pci_slot *slot)
 
 static const struct sdhci_pci_fixes sdhci_rtsx = {
        .quirks2        = SDHCI_QUIRK2_PRESET_VALUE_BROKEN |
+                       SDHCI_QUIRK2_BROKEN_64_BIT_DMA |
                        SDHCI_QUIRK2_BROKEN_DDR50,
        .probe_slot     = rtsx_probe_slot,
 };
-- 
1.9.1

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