diff --git a/drivers/staging/brcm80211/phy/wlc_phy_cmn.c b/drivers/staging/brcm80211/phy/wlc_phy_cmn.c
index 574d4f3a2084e0fea8bdcb6a3da9af35fb4a8633..b223433482f15b7ccad1f94035dc9652e102f538 100644
--- a/drivers/staging/brcm80211/phy/wlc_phy_cmn.c
+++ b/drivers/staging/brcm80211/phy/wlc_phy_cmn.c
@@ -20,6 +20,7 @@
 #include <linux/string.h>
 #include <bcmdefs.h>
 #include <osl.h>
+#include <linux/delay.h>
 #include <linux/module.h>
 #include <linux/pci.h>
 #include <bcmendian.h>
diff --git a/drivers/staging/brcm80211/phy/wlc_phy_lcn.c b/drivers/staging/brcm80211/phy/wlc_phy_lcn.c
index 9492ca5421f8b79199a4b9997b8ed77edcfc587b..3ac2b49d9a9de9c452cff98e821a7af2fc58b85e 100644
--- a/drivers/staging/brcm80211/phy/wlc_phy_lcn.c
+++ b/drivers/staging/brcm80211/phy/wlc_phy_lcn.c
@@ -17,6 +17,7 @@
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/bitops.h>
+#include <linux/delay.h>
 #include <wlc_cfg.h>
 #include <qmath.h>
 #include <osl.h>
diff --git a/drivers/staging/brcm80211/phy/wlc_phy_n.c b/drivers/staging/brcm80211/phy/wlc_phy_n.c
index 3e1ab579c0864badddcd0710c56953579c8932d7..c328de56e59ae994822ac843996261669c749201 100644
--- a/drivers/staging/brcm80211/phy/wlc_phy_n.c
+++ b/drivers/staging/brcm80211/phy/wlc_phy_n.c
@@ -18,6 +18,7 @@
 #include <linux/string.h>
 #include <bcmdefs.h>
 #include <wlc_cfg.h>
+#include <linux/delay.h>
 #include <linux/pci.h>
 #include <osl.h>
 #include <siutils.h>
diff --git a/drivers/staging/brcm80211/util/aiutils.c b/drivers/staging/brcm80211/util/aiutils.c
index cf900773fa7da76d84f2423ceb1d0b301c4b863f..09e09c9770a9744298fbadac3f74a0e18ec017ce 100644
--- a/drivers/staging/brcm80211/util/aiutils.c
+++ b/drivers/staging/brcm80211/util/aiutils.c
@@ -14,6 +14,7 @@
  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include <linux/delay.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <bcmdefs.h>
diff --git a/drivers/staging/brcm80211/util/bcmotp.c b/drivers/staging/brcm80211/util/bcmotp.c
index ac25989c8dab9c6bd17e2c64556592d15e0f3a9b..3c625c84619e2904e0888f9ca72a2f45fd661790 100644
--- a/drivers/staging/brcm80211/util/bcmotp.c
+++ b/drivers/staging/brcm80211/util/bcmotp.c
@@ -14,6 +14,7 @@
  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include <linux/delay.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <bcmdefs.h>
diff --git a/drivers/staging/brcm80211/util/hndpmu.c b/drivers/staging/brcm80211/util/hndpmu.c
index 5b6fa72b99e86b105fa63fffa0f8211753cb7359..45f4fdaed0acee3911597d25f8fe21725cd9e325 100644
--- a/drivers/staging/brcm80211/util/hndpmu.c
+++ b/drivers/staging/brcm80211/util/hndpmu.c
@@ -13,6 +13,7 @@
  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
+#include <linux/delay.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/module.h>
diff --git a/drivers/staging/brcm80211/util/nicpci.c b/drivers/staging/brcm80211/util/nicpci.c
index 1adac0783369e1f0d35c6391dff355a7cd2397dd..56e658c429a82cf59db87f231ec7d7f2c1a8b8c8 100644
--- a/drivers/staging/brcm80211/util/nicpci.c
+++ b/drivers/staging/brcm80211/util/nicpci.c
@@ -14,6 +14,7 @@
  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include <linux/delay.h>
 #include <linux/string.h>
 #include <linux/pci.h>
 #include <bcmdefs.h>
diff --git a/drivers/staging/brcm80211/util/siutils.c b/drivers/staging/brcm80211/util/siutils.c
index 1a9ff1a895c29e4c1702e4a70facc359922fab87..33a42f672af8602abd740aa0fff00a5d67a81e0f 100644
--- a/drivers/staging/brcm80211/util/siutils.c
+++ b/drivers/staging/brcm80211/util/siutils.c
@@ -14,6 +14,7 @@
  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include <linux/delay.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <bcmdefs.h>