diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index 04ea180118e3..4d2036cdce42 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -2532,11 +2532,12 @@ static int spi_nor_setup(struct spi_nor *nor,
 {
 	int ret;
 
-	if (nor->params->setup) {
+	if (nor->params->setup)
 		ret = nor->params->setup(nor, hwcaps);
-		if (ret)
-			return ret;
-	}
+	else
+		ret = spi_nor_default_setup(nor, hwcaps);
+	if (ret)
+		return ret;
 
 	return spi_nor_set_addr_width(nor);
 }
@@ -2786,7 +2787,6 @@ static void spi_nor_init_default_params(struct spi_nor *nor)
 
 	params->quad_enable = spi_nor_sr2_bit1_quad_enable;
 	params->set_4byte_addr_mode = spansion_set_4byte_addr_mode;
-	params->setup = spi_nor_default_setup;
 	params->otp.org = &info->otp_org;
 
 	/* Default to 16-bit Write Status (01h) Command */
diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h
index 2afb610853a9..4fe16b5aa3f5 100644
--- a/drivers/mtd/spi-nor/core.h
+++ b/drivers/mtd/spi-nor/core.h
@@ -257,10 +257,10 @@ struct spi_nor_otp {
  * @convert_addr:	converts an absolute address into something the flash
  *                      will understand. Particularly useful when pagesize is
  *                      not a power-of-2.
- * @setup:              configures the SPI NOR memory. Useful for SPI NOR
- *                      flashes that have peculiarities to the SPI NOR standard
- *                      e.g. different opcodes, specific address calculation,
- *                      page size, etc.
+ * @setup:		(optional) configures the SPI NOR memory. Useful for
+ *			SPI NOR flashes that have peculiarities to the SPI NOR
+ *			standard e.g. different opcodes, specific address
+ *			calculation, page size, etc.
  * @locking_ops:	SPI NOR locking methods.
  */
 struct spi_nor_flash_parameter {