If the firmware encounters an error (internal or HW) during initialization
of a PHB, it might leave the device-node in the tree but mark it disabled
using the "status" property. We should check it.
Signed-off-by: Benjamin Herrenschmidt <b...@kernel.crashing.org>
---
arch/powerpc/platforms/powernv/pci-ioda.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c
b/arch/powerpc/platforms/powernv/pci-ioda.c
index b48c130..f975d19 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -3655,6 +3655,9 @@ static void __init pnv_pci_init_ioda_phb(struct
device_node *np,
void *aux;
long rc;
+ if (!of_device_is_available(np))
+ return;
+
pr_info("Initializing %s PHB (%s)\n",
pnv_phb_names[ioda_type], of_node_full_name(np));
--
2.7.4
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