dm: i2c: Add a function to find out the chip offset length

[karo-tx-uboot.git] / include / i2c.h

diff --git a/include/i2c.h b/include/i2c.h
index 1e259861b7869efd7a327d1725f333af6fcb30a1..ddfebc4107f638d68f0d0296d335fd67c9f6120d 100644 (file)
--- a/include/i2c.h
+++ b/include/i2c.h
@@ -193,8 +193,15 @@ int i2c_get_chip_flags(struct udevice *dev, uint *flagsp);
  *
  * @offset_len:        New offset length value (typically 1 or 2)
  */
-
 int i2c_set_chip_offset_len(struct udevice *dev, uint offset_len);
+
+/**
+ * i2c_get_offset_len() - get the offset length for a chip
+ *
+ * @return:    Current offset length value (typically 1 or 2)
+ */
+int i2c_get_chip_offset_len(struct udevice *dev);
+
 /**
  * i2c_deblock() - recover a bus that is in an unknown state
  *