[PATCH] mmc: sdhci-s3c: Auto CMD12 support

Kyungmin Park
2010-10-30T03:59:04Z

From: Kyungmin Park <kyungmin.park@samsung.com>

Samsung SDHCI host controller supports the Auto CMD12.

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index aacb862..e2d79e7 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -414,6 +414,9 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
* SDHCI block, or a missing configuration that needs to be set. */
host->quirks |= SDHCI_QUIRK_NO_BUSY_IRQ;

+ /* This host supports the Auto CMD12 */
+ host->quirks |= SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12;
+
if (pdata->cd_type == S3C_SDHCI_CD_NONE ||
pdata->cd_type == S3C_SDHCI_CD_PERMANENT)
host->quirks |= SDHCI_QUIRK_BROKEN_CARD_DETECTION;