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: NT Karthik Reddy <t.karthik.reddy@xilinx.com>
Signed-off-by: NMichal Simek <michal.simek@xilinx.com>

drivers/mmc/mmc-uclass.c

@@ -171,6 +171,15 @@ int mmc_of_parse(struct udevice *dev, struct mmc_config *cfg)
 	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;
 }
 

include/mmc.h

@@ -66,6 +66,10 @@
 #define MMC_MODE_HS200		MMC_CAP(MMC_HS_200)
 #define MMC_MODE_HS400		MMC_CAP(MMC_HS_400)
 
+#define MMC_CAP_NONREMOVABLE	BIT(14)
+#define MMC_CAP_NEEDS_POLL	BIT(15)
+#define MMC_CAP_CD_ACTIVE_HIGH  BIT(16)
+
 #define MMC_MODE_8BIT		BIT(30)
 #define MMC_MODE_4BIT		BIT(29)
 #define MMC_MODE_1BIT		BIT(28)