@@ -28,6 +28,8 @@ Optional properties:
- cap-mmc-highspeed: MMC high-speed timing is supported
- cap-power-off-card: powering off the card is safe
- cap-sdio-irq: enable SDIO IRQ signalling on this interface
+- host-off-card-on: when resume, denote that card keeps power
+ but host controller does not, so that it will reset sdhci all.
*NOTE* on CD and WP polarity. To use common for all SD/MMC host controllers line
polarity properties, we have to fix the meaning of the "normal" and "inverted"
@@ -89,6 +89,9 @@ 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, "host-off-card-on", NULL))
+ host->quirks2 |= SDHCI_QUIRK2_HOST_OFF_CARD_ON;
if (of_device_is_compatible(np, "fsl,p2020-rev1-esdhc"))
host->quirks |= SDHCI_QUIRK_BROKEN_DMA;