usb: xhci-brcm: Include header file needed for dev_err

dev_err seems to be moved to different header file. Include
dm/device_compat.h file to compile properly.

Fixes: 69dae8902b16 ("linux/compat.h: Remove redefinition of dev_xxx macros")
Signed-off-by: Stefan Agner <stefan@agner.ch>
diff --git a/drivers/usb/host/xhci-brcm.c b/drivers/usb/host/xhci-brcm.c
index 27c4bbf..fe17924 100644
--- a/drivers/usb/host/xhci-brcm.c
+++ b/drivers/usb/host/xhci-brcm.c
@@ -8,6 +8,7 @@
 #include <fdtdec.h>
 #include <usb.h>
 #include <asm/io.h>
+#include <dm/device_compat.h>
 #include <usb/xhci.h>
 
 #define DRD2U3H_XHC_REGS_AXIWRA	0xC08