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;
}
diff --git a/include/mmc.h b/include/mmc.h
index 1f30f71..2be3e91 100644
--- a/include/mmc.h
+++ b/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)