From d3d2b4200b5a42851365e903d101f8f0882eb9eb Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Thu, 31 Jan 2013 20:43:30 +0100 Subject: [PATCH 14/14] MIPS: ralink: add CPU interrupt controller to of_irq_ids Convert the ralink IRQ code to make use of the new MIPS IRQ controller OF mappings. Signed-off-by: Gabor Juhos Signed-off-by: John Crispin Acked-by: David Daney Patchwork: http://patchwork.linux-mips.org/patch/4900/ --- arch/mips/ralink/dts/rt3050.dtsi | 10 ++++++++++ arch/mips/ralink/irq.c | 10 +++++++--- 2 files changed, 17 insertions(+), 3 deletions(-) diff --git a/arch/mips/ralink/dts/rt3050.dtsi b/arch/mips/ralink/dts/rt3050.dtsi index fd49daa..069d066 100644 --- a/arch/mips/ralink/dts/rt3050.dtsi +++ b/arch/mips/ralink/dts/rt3050.dtsi @@ -13,6 +13,13 @@ 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 @@ interrupt-controller; #interrupt-cells = <1>; + + interrupt-parent = <&cpuintc>; + interrupts = <2>; }; memc@300 { diff --git a/arch/mips/ralink/irq.c b/arch/mips/ralink/irq.c index e62c975..6d054c5 100644 --- a/arch/mips/ralink/irq.c +++ b/arch/mips/ralink/irq.c @@ -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 }, {}, }; -- 1.7.10.4