phb3/4: Move IO VPD preload out to a common place

The code is duplicated between phb3 and phb4 for no reason

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Neuling <mikey@neuling.org>

# Conflicts:
#	core/init.c
#	hw/phb3.c
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/core/vpd.c b/core/vpd.c
index c226f6d..377c919 100644
--- a/core/vpd.c
+++ b/core/vpd.c
@@ -272,3 +272,14 @@ void vpd_preload(struct dt_node *hub_node)
 
 	vpd_lid = vpd_lid_preload(lxr);
 }
+
+void preload_io_vpd(void)
+{
+	const struct dt_property *prop;
+
+	prop = dt_find_property(dt_root, "ibm,io-vpd");
+	if (!prop) {
+		/* LX VPD Lid not already loaded */
+		vpd_preload(dt_root);
+	}
+}