hdata/iohub: Look for IOVPD on P9

P8 and P9 use the same IO VPD setup, so we need to load the IOHUB VPD on
P9 systems too.

Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Tested-by: Vasant Hegde <hegdevasant@linux.vnet.ibm.com>
[stewart: fixup op920 hdat_to_dt dts expected result, remove incorrect
comment, skip IOVPD loading on non-FSP.]
Signed-off-by: Stewart Smith <stewart@linux.ibm.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/core/vpd.c b/core/vpd.c
index 94b7b7aa..054a708d 100644
--- a/core/vpd.c
+++ b/core/vpd.c
@@ -157,6 +157,9 @@ static void *vpd_lid_preload(const uint8_t *lx)
 {
 	int rc;
 
+	if (!fsp_present())
+		return NULL;
+
 	/* Now this is a guess game as we don't have the info from the
 	 * pHyp folks. But basically, it seems to boil down to loading
 	 * a LID whose name is 0x80e000yy where yy is the last 2 digits
@@ -212,6 +215,9 @@ void vpd_iohub_load(struct dt_node *hub_node)
 	const uint8_t *lx;
 	unsigned int lxrn;
 
+	if (!fsp_present())
+		return;
+
 	p = dt_prop_get_def(hub_node, "ibm,vpd-lx-info", NULL);
 	if (!p)
 		return;