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MIPS: ralink: add CPU interrupt controller to of_irq_ids

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Convert the ralink IRQ code to make use of the new MIPS IRQ controller OF
mappings.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John Crispin <blogic@openwrt.org>
Acked-by: David Daney <david.daney@cavium.com>
Patchwork: http://patchwork.linux-mips.org/patch/4900/
This commit is contained in:
Gabor Juhos 2013-01-31 20:43:30 +01:00 committed by John Crispin
parent 0916b46962
commit d3d2b4200b
2 changed files with 17 additions and 3 deletions
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10
arch/mips/ralink/dts/rt3050.dtsi
View file

@ -13,6 +13,13 @@ chosen {
bootargs = "console=ttyS0,57600 init=/init";
};
cpuintc: cpuintc@0 {
#address-cells = <0>;
#interrupt-cells = <1>;
interrupt-controller;
compatible = "mti,cpu-interrupt-controller";
};
palmbus@10000000 {
compatible = "palmbus";
reg = <0x10000000 0x200000>;
@ -37,6 +44,9 @@ intc: intc@200 {
interrupt-controller;
#interrupt-cells = <1>;
interrupt-parent = <&cpuintc>;
interrupts = <2>;
};
memc@300 {

10
arch/mips/ralink/irq.c
View file

@ -128,8 +128,11 @@ static int __init intc_of_init(struct device_node *node,
{
struct resource res;
struct irq_domain *domain;
int irq;
mips_cpu_irq_init();
irq = irq_of_parse_and_map(node, 0);
if (!irq)
panic("Failed to get INTC IRQ");
if (of_address_to_resource(node, 0, &res))
panic("Failed to get intc memory range");
@ -156,8 +159,8 @@ static int __init intc_of_init(struct device_node *node,
rt_intc_w32(INTC_INT_GLOBAL, INTC_REG_ENABLE);
irq_set_chained_handler(RALINK_CPU_IRQ_INTC, ralink_intc_irq_handler);
irq_set_handler_data(RALINK_CPU_IRQ_INTC, domain);
irq_set_chained_handler(irq, ralink_intc_irq_handler);
irq_set_handler_data(irq, domain);
cp0_perfcount_irq = irq_create_mapping(domain, 9);
@ -165,6 +168,7 @@ static int __init intc_of_init(struct device_node *node,
}
static struct of_device_id __initdata of_irq_ids[] = {
{ .compatible = "mti,cpu-interrupt-controller", .data = mips_cpu_intc_init },
{ .compatible = "ralink,rt2880-intc", .data = intc_of_init },
{},
};