diff --git a/include/mailbox.h b/include/mailbox.h
index 323b6c2..e70266f 100644
--- a/include/mailbox.h
+++ b/include/mailbox.h
@@ -6,6 +6,8 @@
 #ifndef _MAILBOX_H
 #define _MAILBOX_H
 
+#include <linux/types.h>
+
 /**
  * A mailbox is a hardware mechanism for transferring small fixed-size messages
  * and/or notifications between the CPU on which U-Boot runs and some other
diff --git a/include/netdev.h b/include/netdev.h
index 2a7f40e..2a06d9a 100644
--- a/include/netdev.h
+++ b/include/netdev.h
@@ -10,9 +10,12 @@
 
 #ifndef _NETDEV_H_
 #define _NETDEV_H_
+
+#include <linux/types.h>
 #include <phy_interface.h>
 
 struct udevice;
+struct bd_info;
 
 /*
  * Board and CPU-specific initialization functions
diff --git a/include/phy_interface.h b/include/phy_interface.h
index 31be322..b74f4cc 100644
--- a/include/phy_interface.h
+++ b/include/phy_interface.h
@@ -11,6 +11,7 @@
 #define _PHY_INTERFACE_H
 
 #include <string.h>
+#include <linux/kernel.h>
 
 typedef enum {
 	PHY_INTERFACE_MODE_NA, /* don't touch */
diff --git a/include/u-boot/sha1.h b/include/u-boot/sha1.h
index 09fee59..c1e9f67 100644
--- a/include/u-boot/sha1.h
+++ b/include/u-boot/sha1.h
@@ -14,6 +14,8 @@
 #ifndef _SHA1_H
 #define _SHA1_H
 
+#include <linux/types.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
diff --git a/include/u-boot/sha256.h b/include/u-boot/sha256.h
index 9aa1251..a4fe176 100644
--- a/include/u-boot/sha256.h
+++ b/include/u-boot/sha256.h
@@ -1,6 +1,8 @@
 #ifndef _SHA256_H
 #define _SHA256_H
 
+#include <linux/types.h>
+
 #define SHA256_SUM_LEN	32
 #define SHA256_DER_LEN	19
 
diff --git a/include/u-boot/sha512.h b/include/u-boot/sha512.h
index 516729d..90bd96a 100644
--- a/include/u-boot/sha512.h
+++ b/include/u-boot/sha512.h
@@ -1,6 +1,8 @@
 #ifndef _SHA512_H
 #define _SHA512_H
 
+#include <linux/types.h>
+
 #define SHA384_SUM_LEN          48
 #define SHA384_DER_LEN          19
 #define SHA512_SUM_LEN          64