common: Drop linux/bitops.h from common header

Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 66c1d61..8e07554 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -298,4 +298,5 @@
 int ehci_setup_phy(struct udevice *dev, struct phy *phy, int index);
 int ehci_shutdown_phy(struct udevice *dev, struct phy *phy);
 
+#include <linux/bitops.h>
 #endif /* USB_EHCI_H */
diff --git a/drivers/usb/host/r8a66597.h b/drivers/usb/host/r8a66597.h
index b6110d6..625d493 100644
--- a/drivers/usb/host/r8a66597.h
+++ b/drivers/usb/host/r8a66597.h
@@ -8,6 +8,7 @@
 #ifndef __R8A66597_H__
 #define __R8A66597_H__
 
+#include <linux/bitops.h>
 #define SYSCFG0		0x00
 #define SYSCFG1		0x02
 #define SYSSTS0		0x04
diff --git a/drivers/usb/host/xhci-rcar.c b/drivers/usb/host/xhci-rcar.c
index b3675bb..4964697 100644
--- a/drivers/usb/host/xhci-rcar.c
+++ b/drivers/usb/host/xhci-rcar.c
@@ -14,6 +14,7 @@
 #include <usb.h>
 #include <wait_bit.h>
 #include <dm/device_compat.h>
+#include <linux/bitops.h>
 
 #include <usb/xhci.h>
 #include "xhci-rcar-r8a779x_usb3_v3.h"
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 963cc3c..ebd2954 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -29,6 +29,7 @@
 #include <watchdog.h>
 #include <asm/cache.h>
 #include <asm/unaligned.h>
+#include <linux/bitops.h>
 #include <linux/bug.h>
 #include <linux/delay.h>
 #include <linux/errno.h>