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of: irq: Ignore disabled interrupt controllers 

When searching the system for interrupt controllers, skip over any
that are explicitly disabled.

This makes interrupt controllers consistent with regular devices,
which can be marked as do-not-probe via the status = "disabled" dts
property.

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
wifi-calibration
Peter Crosthwaite 2013-11-27 23:26:13 -08:00 committed by Rob Herring
parent 105353145e
commit bf49be02d6
1 changed files with 2 additions and 1 deletions
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3
drivers/of/irq.c
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@ -438,7 +438,8 @@ void __init of_irq_init(const struct of_device_id *matches)
INIT_LIST_HEAD(&intc_parent_list);
for_each_matching_node(np, matches) {
if (!of_find_property(np, "interrupt-controller", NULL))
if (!of_find_property(np, "interrupt-controller", NULL) ||
!of_device_is_available(np))
continue;
/*
* Here, we allocate and populate an intc_desc with the node