dm: blk: Add a easier way to create a named block device

[u-boot] / drivers / block / blk-uclass.c

diff --git a/drivers/block/blk-uclass.c b/drivers/block/blk-uclass.c
index c947d950232aca460daa5de7ce166bd7a6b172dc..6ecbff0e93d4170a4641701e349cfd8b076a91e2 100644 (file)
--- a/drivers/block/blk-uclass.c
+++ b/drivers/block/blk-uclass.c
@@ -463,6 +463,21 @@ int blk_create_device(struct udevice *parent, const char *drv_name,
        return 0;
 }
 
+int blk_create_devicef(struct udevice *parent, const char *drv_name,
+                      const char *name, int if_type, int devnum, int blksz,
+                      lbaint_t size, struct udevice **devp)
+{
+       char dev_name[30], *str;
+
+       snprintf(dev_name, sizeof(dev_name), "%s.%s", parent->name, name);
+       str = strdup(dev_name);
+       if (!str)
+               return -ENOMEM;
+
+       return blk_create_device(parent, drv_name, str, if_type, devnum,
+                                blksz, size, devp);
+}
+
 int blk_unbind_all(int if_type)
 {
        struct uclass *uc;