mmc: Read sd card detect properties from DT

This patch reads card detect properties from device tree &
added mmc capability macros in mmc.h.

Signed-off-by: T Karthik Reddy <t.karthik.reddy@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
index a9c8f33..fa4d1af 100644
--- a/drivers/mmc/mmc-uclass.c
+++ b/drivers/mmc/mmc-uclass.c
@@ -171,6 +171,15 @@
 	if (dev_read_bool(dev, "mmc-hs400-1_2v"))
 		cfg->host_caps |= MMC_CAP(MMC_HS_400);
 
+	if (dev_read_bool(dev, "non-removable")) {
+		cfg->host_caps |= MMC_CAP_NONREMOVABLE;
+	} else {
+		if (dev_read_bool(dev, "cd-inverted"))
+			cfg->host_caps |= MMC_CAP_CD_ACTIVE_HIGH;
+		if (dev_read_bool(dev, "broken-cd"))
+			cfg->host_caps |= MMC_CAP_NEEDS_POLL;
+	}
+
 	return 0;
 }