diff --git a/arch/sandbox/include/asm/test.h b/arch/sandbox/include/asm/test.h
index 0e8d19ce2325..0438790028b9 100644
--- a/arch/sandbox/include/asm/test.h
+++ b/arch/sandbox/include/asm/test.h
@@ -243,6 +243,14 @@ uint sandbox_spi_get_speed(struct udevice *dev);
  */
 uint sandbox_spi_get_mode(struct udevice *dev);
 
+/**
+ * sandbox_spi_get_wordlen() - Get current wordlen setting of a sandbox spi slave
+ *
+ * @dev: Device to check
+ * Return: current wordlen
+ */
+uint sandbox_spi_get_wordlen(struct udevice *dev);
+
 /**
  * sandbox_get_pch_spi_protect() - Get the PCI SPI protection status
  *
diff --git a/drivers/spi/sandbox_spi.c b/drivers/spi/sandbox_spi.c
index 7c237ac8d371..3ee97d67f4a0 100644
--- a/drivers/spi/sandbox_spi.c
+++ b/drivers/spi/sandbox_spi.c
@@ -61,6 +61,13 @@ uint sandbox_spi_get_mode(struct udevice *dev)
 	return priv->mode;
 }
 
+uint sandbox_spi_get_wordlen(struct udevice *dev)
+{
+	struct spi_slave *slave = dev_get_parent_priv(dev);
+
+	return slave->wordlen;
+}
+
 static int sandbox_spi_set_wordlen(struct udevice *dev, unsigned int wordlen)
 {
 	struct spi_slave *slave = dev_get_parent_priv(dev);