common: board_r: Drop initr_pci wrapper

Add a return value to pci_init and use it directly in the post-relocation
init sequence, rather than using a wrapper stub.

Signed-off-by: Ovidiu Panait <ovidiu.panait@windriver.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c
index 4cdd06b..ba65f47 100644
--- a/drivers/pci/pci-uclass.c
+++ b/drivers/pci/pci-uclass.c
@@ -1842,7 +1842,7 @@
 	.of_match	= pci_generic_ids,
 };
 
-void pci_init(void)
+int pci_init(void)
 {
 	struct udevice *bus;
 
@@ -1855,4 +1855,6 @@
 	     uclass_next_device_check(&bus)) {
 		;
 	}
+
+	return 0;
 }