On 29/08/16 12:33, Andy Shevchenko wrote:
> Intel Merrifield provides an interface to an external SD card.
> Enable it here.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
> ---
> 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;
>
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