From: Maurice Petallo <mauricex.r.petallo@xxxxxxxxx>
This patch has been added to the 3.12 stable tree. If you have any
objections, please let us know.
===============
commit d61b59461b0cd0106f03e566d537b9072029e059 upstream.
"SDHCI_QUIRK2_PRESET_VALUE_BROKEN" quirk is added to prohibit
preset value enabling for Baytrail eMMC controller.
Signed-off-by: Maurice Petallo <mauricex.r.petallo@xxxxxxxxx>
Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
---
drivers/mmc/host/sdhci-acpi.c | 1 +
drivers/mmc/host/sdhci-pci.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
index e1c37e24323a..2f266ff7c917 100644
--- a/drivers/mmc/host/sdhci-acpi.c
+++ b/drivers/mmc/host/sdhci-acpi.c
@@ -119,6 +119,7 @@ static const struct sdhci_acpi_slot sdhci_acpi_slot_int_emmc = {
.caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE | MMC_CAP_HW_RESET,
.caps2 = MMC_CAP2_HC_ERASE_SZ,
.flags = SDHCI_ACPI_RUNTIME_PM,
+ .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
};
static const struct sdhci_acpi_slot sdhci_acpi_slot_int_sdio = {
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index b2a4c22507d9..ef91e0ac2dc6 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -356,6 +356,7 @@ static int byt_sdio_probe_slot(struct sdhci_pci_slot *slot)
static const struct sdhci_pci_fixes sdhci_intel_byt_emmc = {
.allow_runtime_pm = true,
.probe_slot = byt_emmc_probe_slot,
+ .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
};
static const struct sdhci_pci_fixes sdhci_intel_byt_sdio = {
--
2.2.2
--
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