diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/mmc/host/sdhci-pci.c | 108 |
1 files changed, 106 insertions, 2 deletions
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c index e8aa99deae9a..3d9c2460d437 100644 --- a/drivers/mmc/host/sdhci-pci.c +++ b/drivers/mmc/host/sdhci-pci.c @@ -145,6 +145,37 @@ static const struct sdhci_pci_fixes sdhci_cafe = { SDHCI_QUIRK_BROKEN_TIMEOUT_VAL, }; +/* + * ADMA operation is disabled for Moorestown platform due to + * hardware bugs. + */ +static int mrst_hc_probe(struct sdhci_pci_chip *chip) +{ + /* + * slots number is fixed here for MRST as SDIO3/5 are never used and + * have hardware bugs. + */ + chip->num_slots = 1; + return 0; +} + +static const struct sdhci_pci_fixes sdhci_intel_mrst_hc0 = { + .quirks = SDHCI_QUIRK_BROKEN_ADMA | SDHCI_QUIRK_NO_HISPD_BIT, +}; + +static const struct sdhci_pci_fixes sdhci_intel_mrst_hc1_hc2 = { + .quirks = SDHCI_QUIRK_BROKEN_ADMA | SDHCI_QUIRK_NO_HISPD_BIT, + .probe = mrst_hc_probe, +}; + +static const struct sdhci_pci_fixes sdhci_intel_mfd_sd = { + .quirks = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC, +}; + +static const struct sdhci_pci_fixes sdhci_intel_mfd_emmc_sdio = { + .quirks = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC, +}; + static int jmicron_pmos(struct sdhci_pci_chip *chip, int on) { u8 scratch; @@ -494,6 +525,70 @@ static const struct pci_device_id pci_ids[] __devinitdata = { .driver_data = (kernel_ulong_t)&sdhci_via, }, + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_MRST_SD0, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_mrst_hc0, + }, + + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_MRST_SD1, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_mrst_hc1_hc2, + }, + + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_MRST_SD2, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_mrst_hc1_hc2, + }, + + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_MFD_SD, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_mfd_sd, + }, + + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_MFD_SDIO1, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_mfd_emmc_sdio, + }, + + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_MFD_SDIO2, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_mfd_emmc_sdio, + }, + + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_MFD_EMMC0, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_mfd_emmc_sdio, + }, + + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_MFD_EMMC1, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_mfd_emmc_sdio, + }, + { /* Generic SD host controller */ PCI_DEVICE_CLASS((PCI_CLASS_SYSTEM_SDHCI << 8), 0xFFFF00) }, @@ -550,6 +645,7 @@ static int sdhci_pci_suspend (struct pci_dev *pdev, pm_message_t state) { struct sdhci_pci_chip *chip; struct sdhci_pci_slot *slot; + mmc_pm_flag_t slot_pm_flags; mmc_pm_flag_t pm_flags = 0; int i, ret; @@ -570,7 +666,11 @@ static int sdhci_pci_suspend (struct pci_dev *pdev, pm_message_t state) return ret; } - pm_flags |= slot->host->mmc->pm_flags; + slot_pm_flags = slot->host->mmc->pm_flags; + if (slot_pm_flags & MMC_PM_WAKE_SDIO_IRQ) + sdhci_enable_irq_wakeups(slot->host); + + pm_flags |= slot_pm_flags; } if (chip->fixes && chip->fixes->suspend) { @@ -584,8 +684,10 @@ static int sdhci_pci_suspend (struct pci_dev *pdev, pm_message_t state) pci_save_state(pdev); if (pm_flags & MMC_PM_KEEP_POWER) { - if (pm_flags & MMC_PM_WAKE_SDIO_IRQ) + if (pm_flags & MMC_PM_WAKE_SDIO_IRQ) { + pci_pme_active(pdev, true); pci_enable_wake(pdev, PCI_D3hot, 1); + } pci_set_power_state(pdev, PCI_D3hot); } else { pci_enable_wake(pdev, pci_choose_state(pdev, state), 0); @@ -818,6 +920,8 @@ static int __devinit sdhci_pci_probe(struct pci_dev *pdev, goto free; } + slots = chip->num_slots; /* Quirk may have changed this */ + for (i = 0;i < slots;i++) { slot = sdhci_pci_probe_slot(pdev, chip, first_bar + i); if (IS_ERR(slot)) { |