diff --git a/include/dm/device.h b/include/dm/device.h
index ed80ae44..7ada720 100644
--- a/include/dm/device.h
+++ b/include/dm/device.h
@@ -182,6 +182,11 @@
 	return ofnode_valid(dev->node);
 }
 
+static inline int dev_seq(const struct udevice *dev)
+{
+	return dev->seq;
+}
+
 /**
  * struct udevice_id - Lists the compatible strings supported by a driver
  * @compatible: Compatible string
diff --git a/include/pci.h b/include/pci.h
index d5b42ce..5f36537 100644
--- a/include/pci.h
+++ b/include/pci.h
@@ -934,7 +934,7 @@
 	 * PCI buses must support reading and writing configuration values
 	 * so that the bus can be scanned and its devices configured.
 	 *
-	 * Normally PCI_BUS(@bdf) is the same as @bus->seq, but not always.
+	 * Normally PCI_BUS(@bdf) is the same as @dev_seq(bus), but not always.
 	 * If bridges exist it is possible to use the top-level bus to
 	 * access a sub-bus. In that case @bus will be the top-level bus
 	 * and PCI_BUS(bdf) will be a different (higher) value
diff --git a/include/spi.h b/include/spi.h
index 6b42b3e..a0342e3 100644
--- a/include/spi.h
+++ b/include/spi.h
@@ -116,7 +116,7 @@
  *			claimed.
  * @bus:		ID of the bus that the slave is attached to. For
  *			driver model this is the sequence number of the SPI
- *			bus (bus->seq) so does not need to be stored
+ *			bus (dev_seq(bus)) so does not need to be stored
  * @cs:			ID of the chip select connected to the slave.
  * @mode:		SPI mode to use for this slave (see SPI mode flags)
  * @wordlen:		Size of SPI word in number of bits