Merge https://gitlab.denx.de/u-boot/custodians/u-boot-riscv

[oweals/u-boot.git] / drivers / mtd / mtd-uclass.c

diff --git a/drivers/mtd/mtd-uclass.c b/drivers/mtd/mtd-uclass.c
index 9ca049c43777bf44bfd69d6c3186c47fab31895f..541821743193537c497dcc90c59f33b06c1d95f2 100644 (file)
--- a/drivers/mtd/mtd-uclass.c
+++ b/drivers/mtd/mtd-uclass.c
@@ -5,9 +5,25 @@
 
 #include <common.h>
 #include <dm.h>
+#include <dm/device-internal.h>
 #include <errno.h>
 #include <mtd.h>
 
+/**
+ * mtd_probe - Probe the device @dev if not already done
+ *
+ * @dev: U-Boot device to probe
+ *
+ * @return 0 on success, an error otherwise.
+ */
+int mtd_probe(struct udevice *dev)
+{
+       if (device_active(dev))
+               return 0;
+
+       return device_probe(dev);
+}
+
 /*
  * Implement a MTD uclass which should include most flash drivers.
  * The uclass private is pointed to mtd_info.