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-rw-r--r--drivers/mmc/host/sdhci-pci.c20
-rw-r--r--drivers/mmc/host/sdhci.c3
2 files changed, 22 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 0955777b6c7e..fdc612120362 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -610,6 +610,18 @@ static const struct sdhci_pci_fixes sdhci_via = {
.probe = via_probe,
};
+static int rtsx_probe_slot(struct sdhci_pci_slot *slot)
+{
+ slot->host->mmc->caps2 |= MMC_CAP2_HS200;
+ return 0;
+}
+
+static const struct sdhci_pci_fixes sdhci_rtsx = {
+ .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN |
+ SDHCI_QUIRK2_BROKEN_DDR50,
+ .probe_slot = rtsx_probe_slot,
+};
+
static const struct pci_device_id pci_ids[] = {
{
.vendor = PCI_VENDOR_ID_RICOH,
@@ -732,6 +744,14 @@ static const struct pci_device_id pci_ids[] = {
},
{
+ .vendor = PCI_VENDOR_ID_REALTEK,
+ .device = 0x5250,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_rtsx,
+ },
+
+ {
.vendor = PCI_VENDOR_ID_INTEL,
.device = PCI_DEVICE_ID_INTEL_MRST_SD0,
.subvendor = PCI_ANY_ID,
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 9ddef4763541..8958edc03e04 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -3020,7 +3020,8 @@ int sdhci_add_host(struct sdhci_host *host)
} else if (caps[1] & SDHCI_SUPPORT_SDR50)
mmc->caps |= MMC_CAP_UHS_SDR50;
- if (caps[1] & SDHCI_SUPPORT_DDR50)
+ if ((caps[1] & SDHCI_SUPPORT_DDR50) &&
+ !(host->quirks2 & SDHCI_QUIRK2_BROKEN_DDR50))
mmc->caps |= MMC_CAP_UHS_DDR50;
/* Does the host need tuning for SDR50? */
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