diff --git a/include/i2c.h b/include/i2c.h
index 3e09af9..f532a14 100644
--- a/include/i2c.h
+++ b/include/i2c.h
@@ -305,6 +305,15 @@
  * Adjusts I2C pointers after U-Boot is relocated to DRAM
  */
 void i2c_reloc_fixup(void);
+#if defined(CONFIG_SYS_I2C_SOFT)
+void i2c_soft_init(void);
+void i2c_soft_active(void);
+void i2c_soft_tristate(void);
+int i2c_soft_read(void);
+void i2c_soft_sda(int bit);
+void i2c_soft_scl(int bit);
+void i2c_soft_delay(void);
+#endif
 #else
 
 /*