This is to enable DDR50 bus speed mode with 1.8V signaling capability for BayTrail ACPI and PCI mode eMMC Controller.
Signed-off-by: Maurice Petallo <[email protected]> Acked-by: Adrian Hunter <[email protected]> --- drivers/mmc/host/sdhci-acpi.c | 3 ++- drivers/mmc/host/sdhci-pci.c | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c index 840788e..8c53370 100644 --- a/drivers/mmc/host/sdhci-acpi.c +++ b/drivers/mmc/host/sdhci-acpi.c @@ -124,7 +124,8 @@ static const struct sdhci_acpi_chip sdhci_acpi_chip_int = { static const struct sdhci_acpi_slot sdhci_acpi_slot_int_emmc = { .chip = &sdhci_acpi_chip_int, - .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE | MMC_CAP_HW_RESET, + .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE | + MMC_CAP_HW_RESET | MMC_CAP_1_8V_DDR, .caps2 = MMC_CAP2_HC_ERASE_SZ, .flags = SDHCI_ACPI_RUNTIME_PM, .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN, diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c index 7514cc7..89bd721 100644 --- a/drivers/mmc/host/sdhci-pci.c +++ b/drivers/mmc/host/sdhci-pci.c @@ -264,7 +264,7 @@ static void sdhci_pci_int_hw_reset(struct sdhci_host *host) static int byt_emmc_probe_slot(struct sdhci_pci_slot *slot) { slot->host->mmc->caps |= MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE | - MMC_CAP_HW_RESET; + MMC_CAP_HW_RESET | MMC_CAP_1_8V_DDR; slot->host->mmc->caps2 |= MMC_CAP2_HC_ERASE_SZ; slot->hw_reset = sdhci_pci_int_hw_reset; return 0; -- 1.8.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
