diff options
| -rw-r--r-- | platforms/astbmc/mowgli.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/platforms/astbmc/mowgli.c b/platforms/astbmc/mowgli.c index 213d734..df83319 100644 --- a/platforms/astbmc/mowgli.c +++ b/platforms/astbmc/mowgli.c @@ -49,6 +49,21 @@ static void vpd_dt_fixup(void) } } +static void phb0_fixup(void) +{ + struct dt_node *stk; + u32 phb_index; + + /* Limit PHB0/(pec0) to gen3 speed */ + dt_for_each_compatible(dt_root, stk, "ibm,power9-phb-stack") { + phb_index = dt_prop_get_u32_def(stk, "ibm,phb-index", -1); + if (phb_index == 0) { + dt_check_del_prop(stk, "ibm,max-link-speed"); + dt_add_property_cells(stk, "ibm,max-link-speed", 3); + } + } +} + static bool mowgli_probe(void) { if (!dt_node_is_compatible(dt_root, "ibm,mowgli")) @@ -63,6 +78,7 @@ static bool mowgli_probe(void) vpd_dt_fixup(); slot_table_init(mowgli_phb_table); + phb0_fixup(); return true; } |