Intel Merrifield provides an interface to an external SD card.
Enable it here.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/mmc/host/sdhci-pci-core.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index d38d701..3833c5f 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -419,6 +419,7 @@ static const struct sdhci_pci_fixes sdhci_intel_byt_sd = {
/* Define Host controllers for Intel Merrifield platform */
#define INTEL_MRFLD_EMMC_0 0
#define INTEL_MRFLD_EMMC_1 1
+#define INTEL_MRFLD_SD 2
#define INTEL_MRFLD_SDIO 3
static int intel_mrfld_mmc_probe_slot(struct sdhci_pci_slot *slot)
@@ -432,12 +433,14 @@ static int intel_mrfld_mmc_probe_slot(struct sdhci_pci_slot *slot)
MMC_CAP_8_BIT_DATA |
MMC_CAP_1_8V_DDR;
break;
+ case INTEL_MRFLD_SD:
+ slot->host->quirks2 |= SDHCI_QUIRK2_NO_1_8_V;
+ break;
case INTEL_MRFLD_SDIO:
slot->host->mmc->caps |= MMC_CAP_NONREMOVABLE |
MMC_CAP_POWER_OFF_CARD;
break;
default:
- /* SD support is not ready yet */
return -ENODEV;
}
return 0;
--
2.8.1
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