diff --git a/drivers/mtd/spi/sf-uclass.c b/drivers/mtd/spi/sf-uclass.c
index ed629f1d458..3017022abbb 100644
--- a/drivers/mtd/spi/sf-uclass.c
+++ b/drivers/mtd/spi/sf-uclass.c
@@ -100,5 +100,5 @@ UCLASS_DRIVER(spi_flash) = {
 	.id		= UCLASS_SPI_FLASH,
 	.name		= "spi_flash",
 	.post_bind	= spi_flash_post_bind,
-	.per_device_auto	= sizeof(struct spi_flash),
+	.per_device_auto	= sizeof(struct spi_nor),
 };
diff --git a/drivers/mtd/spi/sf_probe.c b/drivers/mtd/spi/sf_probe.c
index c8bcec3c589..630787df1bf 100644
--- a/drivers/mtd/spi/sf_probe.c
+++ b/drivers/mtd/spi/sf_probe.c
@@ -166,7 +166,7 @@ U_BOOT_DRIVER(jedec_spi_nor) = {
 	.of_match	= spi_flash_std_ids,
 	.probe		= spi_flash_std_probe,
 	.remove		= spi_flash_std_remove,
-	.priv_auto	= sizeof(struct spi_flash),
+	.priv_auto	= sizeof(struct spi_nor),
 	.ops		= &spi_flash_std_ops,
 };
 
diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h
index 2642bf91d00..363f2749d7d 100644
--- a/include/linux/mtd/spi-nor.h
+++ b/include/linux/mtd/spi-nor.h
@@ -258,11 +258,13 @@ struct flash_info;
 /*
  * TODO: Remove, once all users of spi_flash interface are moved to MTD
  *
- * struct spi_flash {
+struct spi_flash {
  *	Defined below (keep this text to enable searching for spi_flash decl)
  * }
  */
+#ifndef DT_PLATDATA_C
 #define spi_flash spi_nor
+#endif
 
 /**
  * struct spi_nor - Structure for defining a the SPI NOR layer