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authorJaehoon Chung <jh80.chung@samsung.com>2011-07-12 17:30:47 +0900
committerChris Ball <cjb@laptop.org>2011-08-13 14:50:21 -0400
commit7199e2b61d715c5e8901ff32513d2b80db8d3737 (patch)
tree639c88ffe5674a523faffcb80d202f27c6bb6827 /drivers/mmc
parent606a15e475880157dd2336f2dc220eacc9eaf36b (diff)
mmc: sdhci-s3c: add BROKEN_ADMA_ZEROLEN_DESC quirk
Samsung SoCs need to set BROKEN_ADMA_ZEROLEN_DESC. (If ADMA operation is more than 65535, maybe set by zero.) Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/sdhci-s3c.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index 460ffaf0f6d7..03da44a1b2ab 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -502,6 +502,9 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
/* This host supports the Auto CMD12 */
host->quirks |= SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12;
+ /* Samsung SoCs need BROKEN_ADMA_ZEROLEN_DESC */
+ host->quirks |= SDHCI_QUIRK_BROKEN_ADMA_ZEROLEN_DESC;
+
if (pdata->cd_type == S3C_SDHCI_CD_NONE ||
pdata->cd_type == S3C_SDHCI_CD_PERMANENT)
host->quirks |= SDHCI_QUIRK_BROKEN_CARD_DETECTION;