Hi Stephen & Peter,
On 11/29/2011 1:54 AM, Stephen Warren wrote:
From: pdeschrijver@xxxxxxxxxx<pdeschrijver@xxxxxxxxxx>
[...]
@@ -125,6 +131,14 @@ void __init tegra_init_irq(void)
gic_arch_extn.irq_unmask = tegra_unmask;
gic_arch_extn.irq_retrigger = tegra_retrigger;
- gic_init(0, 29, IO_ADDRESS(TEGRA_ARM_INT_DIST_BASE),
- IO_ADDRESS(TEGRA_ARM_PERIF_BASE + 0x100));
+#ifdef CONFIG_OF
+ /* Check if there is a devicetree present as of_irq_init doesn't
+ * indicate if an interrupt controller node was found.
+ */
+ if (of_find_node_by_path("/"))
+ of_irq_init(tegra_irq_match);
+ else
+#endif
For the same kind of need, I found the following API:
of_have_populated_dt()
Moreover, it returns false if !CONFIG_OF, so it will avoid the #ifdef.
Regards,
Benoit
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