diff options
Diffstat (limited to 'arch/powerpc/platforms/cell/spu_manage.c')
| -rw-r--r-- | arch/powerpc/platforms/cell/spu_manage.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/cell/spu_manage.c b/arch/powerpc/platforms/cell/spu_manage.c index 7c0668a9dcc..0e14f532500 100644 --- a/arch/powerpc/platforms/cell/spu_manage.c +++ b/arch/powerpc/platforms/cell/spu_manage.c @@ -48,10 +48,18 @@ static u64 __init find_spu_unit_number(struct device_node *spe) { const unsigned int *prop; int proplen; + + /* new device trees should provide the physical-id attribute */ prop = of_get_property(spe, "physical-id", &proplen); if (proplen == 4) return (u64)*prop; + /* celleb device tree provides the unit-id */ + prop = of_get_property(spe, "unit-id", &proplen); + if (proplen == 4) + return (u64)*prop; + + /* legacy device trees provide the id in the reg attribute */ prop = of_get_property(spe, "reg", &proplen); if (proplen == 4) return (u64)*prop; |