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-rw-r--r--drivers/mmc/core/mmc.c8
-rw-r--r--drivers/mmc/host/sdhci-acpi.c1
-rw-r--r--drivers/mmc/host/sdhci-brcmstb.c3
-rw-r--r--drivers/mmc/host/sdhci-pci-core.c4
4 files changed, 3 insertions, 13 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index e504b66..4ffea14 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -1651,12 +1651,8 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
mmc_set_erase_size(card);
}
- /*
- * If enhanced_area_en is TRUE, host needs to enable ERASE_GRP_DEF
- * bit. This bit will be lost every time after a reset or power off.
- */
- if (card->ext_csd.partition_setting_completed ||
- (card->ext_csd.rev >= 3 && (host->caps2 & MMC_CAP2_HC_ERASE_SZ))) {
+ /* Enable ERASE_GRP_DEF. This bit is lost after a reset or power off. */
+ if (card->ext_csd.rev >= 3) {
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
EXT_CSD_ERASE_GROUP_DEF, 1,
card->ext_csd.generic_cmd6_time);
diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
index 89d9a8c..cf66a3d 100644
--- a/drivers/mmc/host/sdhci-acpi.c
+++ b/drivers/mmc/host/sdhci-acpi.c
@@ -274,7 +274,6 @@ static const struct sdhci_acpi_slot sdhci_acpi_slot_int_emmc = {
.caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE |
MMC_CAP_HW_RESET | MMC_CAP_1_8V_DDR |
MMC_CAP_CMD_DURING_TFR | MMC_CAP_WAIT_WHILE_BUSY,
- .caps2 = MMC_CAP2_HC_ERASE_SZ,
.flags = SDHCI_ACPI_RUNTIME_PM,
.quirks = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC,
.quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN |
diff --git a/drivers/mmc/host/sdhci-brcmstb.c b/drivers/mmc/host/sdhci-brcmstb.c
index 242c5dc..e2f6383 100644
--- a/drivers/mmc/host/sdhci-brcmstb.c
+++ b/drivers/mmc/host/sdhci-brcmstb.c
@@ -89,9 +89,6 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev)
goto err_clk;
}
- /* Enable MMC_CAP2_HC_ERASE_SZ for better max discard calculations */
- host->mmc->caps2 |= MMC_CAP2_HC_ERASE_SZ;
-
sdhci_get_of_property(pdev);
mmc_of_parse(host->mmc);
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index 8fa84a0..227a5cb 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -347,8 +347,7 @@ static inline void sdhci_pci_remove_own_cd(struct sdhci_pci_slot *slot)
static int mfd_emmc_probe_slot(struct sdhci_pci_slot *slot)
{
slot->host->mmc->caps |= MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE;
- slot->host->mmc->caps2 |= MMC_CAP2_BOOTPART_NOACC |
- MMC_CAP2_HC_ERASE_SZ;
+ slot->host->mmc->caps2 |= MMC_CAP2_BOOTPART_NOACC;
return 0;
}
@@ -587,7 +586,6 @@ static int byt_emmc_probe_slot(struct sdhci_pci_slot *slot)
MMC_CAP_HW_RESET | MMC_CAP_1_8V_DDR |
MMC_CAP_CMD_DURING_TFR |
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)
slot->host->timeout_clk = 1000; /* 1000 kHz i.e. 1 MHz */
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