eMMC build-in on T4240 board can't work when using ADMA to transfer
data, but SDHC card could work well. No erratum provided, use SDMA
instead to get it to work first.
Signed-off-by: Yangbo Lu <yangbo...@freescale.com>
---
drivers/mmc/host/sdhci-pltfm.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index a207f5a..0b4d059 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -95,6 +95,9 @@ void sdhci_get_of_property(struct platform_device *pdev)
if (of_device_is_compatible(np, "fsl,p2020-rev1-esdhc"))
host->quirks |= SDHCI_QUIRK_BROKEN_DMA;
+ if (of_device_is_compatible(np, "fsl,t4240-esdhc"))
+ host->quirks |= SDHCI_QUIRK_BROKEN_ADMA;
+
if (of_device_is_compatible(np, "fsl,p2020-esdhc") ||
of_device_is_compatible(np, "fsl,p1010-esdhc") ||
of_device_is_compatible(np, "fsl,t4240-esdhc") ||
--
2.1.0.27.g96db324
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