[PATCH 1/2] mmc: sdhci: Preset value not supported in Baytrail eMMC

2014-07-08 Thread Maurice Petallo
"SDHCI_QUIRK2_PRESET_VALUE_BROKEN" quirk is added to prohibit preset value enabling for Baytrail eMMC controller. Signed-off-by: Maurice Petallo Acked-by: Adrian Hunter --- drivers/mmc/host/sdhci-acpi.c | 1 + drivers/mmc/host/sdhci-pci.c | 1 + 2 files changed, 2 insertions(+) di

[PATCH 0/2] mmc: sdhci: Preset Value disabling and DDR50 mode enabling for BayTrail eMMC

2014-07-08 Thread Maurice Petallo
This patch series includes: (1) Declare SDHCI_QUIRK2_PRESET_VALUE_BROKEN for PCI mode and ACPI mode Baytrail eMMC controller as it doesn't support Preset Value feature. (2) Enable DDR50 1.8V mode support for PCI and ACPI mode BayTrail eMMC controller Maurice Petallo (2): mmc: sdhci: P

[PATCH 2/2] mmc: sdhci: add DDR50 1.8V mode support for BayTrail eMMC Controller

2014-07-08 Thread Maurice Petallo
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 Acked-by: Adrian Hunter --- drivers/mmc/host/sdhci-acpi.c | 3 ++- drivers/mmc/host/sdhci-pci.c | 2 +- 2 files changed, 3 insertions(+), 2