[Skiboot] [PATCH] phb4: Fix GEN3 for DD2.00
Michael Neuling
mikey at neuling.org
Mon Oct 23 20:16:35 AEDT 2017
In this fix:
62ac7631ae phb4: Fix PCIe GEN4 on DD2.1 and above
We fixed DD2.1 GEN4 but broken DD2.00 as GEN3.
This fixes dd2.00 back to GEN3. This time for sure!
Signed-off-by: Michael Neuling <mikey at neuling.org>
Test-by: Pridhiviraj Paidipeddi <ppaidipe at in.ibm.com>
---
hw/phb4.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/phb4.c b/hw/phb4.c
index f83883b6d6..15d9c039bc 100644
--- a/hw/phb4.c
+++ b/hw/phb4.c
@@ -4928,7 +4928,7 @@ static void phb4_create(struct dt_node *np)
if (p->rev == PHB4_REV_NIMBUS_DD10)
p->max_link_speed = 2;
if (p->rev == PHB4_REV_NIMBUS_DD20 &&
- chip->ec_level == 0 && chip->ec_rev == 0)
+ ((0xf & chip->ec_level) == 0) && chip->ec_rev == 0)
p->max_link_speed = 3;
if (dt_has_node_property(np, "ibm,max-link-speed", NULL))
p->max_link_speed = dt_prop_get_u32(np, "ibm,max-link-speed");
--
2.14.1
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