mmc: sdhci-pci: Add two host capabilities for BYT
authorAdrian Hunter <adrian.hunter@intel.com>
Mon, 1 Dec 2014 13:51:18 +0000 (15:51 +0200)
committerUlf Hansson <ulf.hansson@linaro.org>
Tue, 2 Dec 2014 11:25:29 +0000 (12:25 +0100)
BYT host controllers are capable of doing the bus
width test and of waiting while busy, so add the
capability flags.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/mmc/host/sdhci-pci.c

index 632e9d966e5b9ca18366d949ac70eb76443cbcbc..95f73007fccf9288e04b07266996c52516533c2c 100644 (file)
@@ -269,7 +269,9 @@ 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_1_8V_DDR;
+                                MMC_CAP_HW_RESET | MMC_CAP_1_8V_DDR |
+                                MMC_CAP_BUS_WIDTH_TEST |
+                                MMC_CAP_WAIT_WHILE_BUSY;
        slot->host->mmc->caps2 |= MMC_CAP2_HC_ERASE_SZ;
        slot->hw_reset = sdhci_pci_int_hw_reset;
        if (slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_BSW_EMMC)
@@ -279,12 +281,16 @@ static int byt_emmc_probe_slot(struct sdhci_pci_slot *slot)
 
 static int byt_sdio_probe_slot(struct sdhci_pci_slot *slot)
 {
-       slot->host->mmc->caps |= MMC_CAP_POWER_OFF_CARD | MMC_CAP_NONREMOVABLE;
+       slot->host->mmc->caps |= MMC_CAP_POWER_OFF_CARD | MMC_CAP_NONREMOVABLE |
+                                MMC_CAP_BUS_WIDTH_TEST |
+                                MMC_CAP_WAIT_WHILE_BUSY;
        return 0;
 }
 
 static int byt_sd_probe_slot(struct sdhci_pci_slot *slot)
 {
+       slot->host->mmc->caps |= MMC_CAP_BUS_WIDTH_TEST |
+                                MMC_CAP_WAIT_WHILE_BUSY;
        slot->cd_con_id = NULL;
        slot->cd_idx = 0;
        slot->cd_override_level = true;