diff --git a/include/asm-powerpc/pci-bridge.h b/include/asm-powerpc/pci-bridge.h
index cb02c9d1ef93..d9bf5aba96cb 100644
--- a/include/asm-powerpc/pci-bridge.h
+++ b/include/asm-powerpc/pci-bridge.h
@@ -53,6 +53,8 @@ struct pci_controller {
 	unsigned long buid;
 	unsigned long dma_window_base_cur;
 	unsigned long dma_window_size;
+
+	void *private_data;
 };
 
 /*