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Commit d32caf94 authored by John Crispin's avatar John Crispin Committed by Ralf Baechle
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MIPS: lantiq: move eiu init after irq_domain register



The eiu init failed as the irq_domain was not yet available.

Signed-off-by: default avatarJohn Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/8047/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent e8b8ca8c
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+24 −24
Original line number Diff line number Diff line
@@ -379,30 +379,6 @@ int __init icu_of_init(struct device_node *node, struct device_node *parent)
			panic("Failed to remap icu memory");
	}

	/* the external interrupts are optional and xway only */
	eiu_node = of_find_compatible_node(NULL, NULL, "lantiq,eiu-xway");
	if (eiu_node && !of_address_to_resource(eiu_node, 0, &res)) {
		/* find out how many external irq sources we have */
		exin_avail = of_irq_count(eiu_node);

		if (exin_avail > MAX_EIU)
			exin_avail = MAX_EIU;

		ret = of_irq_to_resource_table(eiu_node,
						ltq_eiu_irq, exin_avail);
		if (ret != exin_avail)
			panic("failed to load external irq resources");

		if (request_mem_region(res.start, resource_size(&res),
							res.name) < 0)
			pr_err("Failed to request eiu memory");

		ltq_eiu_membase = ioremap_nocache(res.start,
							resource_size(&res));
		if (!ltq_eiu_membase)
			panic("Failed to remap eiu memory");
	}

	/* turn off all irqs by default */
	for (i = 0; i < MAX_IM; i++) {
		/* make sure all irqs are turned off by default */
@@ -459,6 +435,30 @@ int __init icu_of_init(struct device_node *node, struct device_node *parent)
	if (MIPS_CPU_TIMER_IRQ != 7)
		irq_create_mapping(ltq_domain, MIPS_CPU_TIMER_IRQ);

	/* the external interrupts are optional and xway only */
	eiu_node = of_find_compatible_node(NULL, NULL, "lantiq,eiu-xway");
	if (eiu_node && !of_address_to_resource(eiu_node, 0, &res)) {
		/* find out how many external irq sources we have */
		exin_avail = of_irq_count(eiu_node);

		if (exin_avail > MAX_EIU)
			exin_avail = MAX_EIU;

		ret = of_irq_to_resource_table(eiu_node,
						ltq_eiu_irq, exin_avail);
		if (ret != exin_avail)
			panic("failed to load external irq resources");

		if (request_mem_region(res.start, resource_size(&res),
							res.name) < 0)
			pr_err("Failed to request eiu memory");

		ltq_eiu_membase = ioremap_nocache(res.start,
							resource_size(&res));
		if (!ltq_eiu_membase)
			panic("Failed to remap eiu memory");
	}

	return 0;
}