Add support for "broken-ddr50", "broken-64-bit-dma"
and "broken-timeout-value" device tree properties.
The properties will cause the corresponding quirks bits to be set.
This allows some of the platform specific QUIRKS setting to be
moved out of the driver and into the Device Tree node.
Signed-off-by: Al Cooper <alcoop...@gmail.com>
---
drivers/mmc/host/sdhci-pltfm.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index 87fb5ea..cc0730c 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -90,10 +90,14 @@ void sdhci_get_of_property(struct platform_device *pdev)
if (of_get_property(np, "no-1-8-v", NULL))
host->quirks2 |= SDHCI_QUIRK2_NO_1_8_V;
+ if (of_get_property(np, "broken-64-bit-dma", NULL))
+ host->quirks2 |= SDHCI_QUIRK2_BROKEN_64_BIT_DMA;
+
if (of_device_is_compatible(np, "fsl,p2020-rev1-esdhc"))
host->quirks |= SDHCI_QUIRK_BROKEN_DMA;
- if (of_device_is_compatible(np, "fsl,p2020-esdhc") ||
+ if (of_get_property(np, "broken-timeout-value", NULL) ||
+ of_device_is_compatible(np, "fsl,p2020-esdhc") ||
of_device_is_compatible(np, "fsl,p1010-esdhc") ||
of_device_is_compatible(np, "fsl,t4240-esdhc") ||
of_device_is_compatible(np, "fsl,mpc8536-esdhc"))
@@ -106,6 +110,8 @@ void sdhci_get_of_property(struct platform_device *pdev)
if (of_find_property(np, "enable-sdio-wakeup", NULL))
host->mmc->pm_caps |= MMC_PM_WAKE_SDIO_IRQ;
+ if (of_find_property(np, "broken-ddr50", NULL))
+ host->quirks2 |= SDHCI_QUIRK2_BROKEN_DDR50;
}
#else
void sdhci_get_of_property(struct platform_device *pdev) {}
--
1.9.0.138.g2de3478
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