diff options
| -rw-r--r-- | Documentation/devicetree/bindings/interrupt-controller/ti,omap-intc-irq.txt | 28 | ||||
| -rw-r--r-- | drivers/irqchip/irq-omap-intc.c | 14 | ||||
| -rw-r--r-- | include/linux/irqchip/irq-omap-intc.h | 1 |
3 files changed, 33 insertions, 10 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/ti,omap-intc-irq.txt b/Documentation/devicetree/bindings/interrupt-controller/ti,omap-intc-irq.txt new file mode 100644 index 000000000000..38ce5d037722 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/ti,omap-intc-irq.txt @@ -0,0 +1,28 @@ +Omap2/3 intc controller + +On TI omap2 and 3 the intc interrupt controller can provide +96 or 128 IRQ signals to the ARM host depending on the SoC. + +Required Properties: +- compatible: should be one of + "ti,omap2-intc" + "ti,omap3-intc" + "ti,dm814-intc" + "ti,dm816-intc" + "ti,am33xx-intc" + +- interrupt-controller : Identifies the node as an interrupt controller +- #interrupt-cells : Specifies the number of cells needed to encode interrupt + source, should be 1 for intc +- interrupts: interrupt reference to primary interrupt controller + +Please refer to interrupts.txt in this directory for details of the common +Interrupt Controllers bindings used by client devices. + +Example: + intc: interrupt-controller@48200000 { + compatible = "ti,omap3-intc"; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x48200000 0x1000>; + }; diff --git a/drivers/irqchip/irq-omap-intc.c b/drivers/irqchip/irq-omap-intc.c index c03f140acbae..b444d0e48f1f 100644 --- a/drivers/irqchip/irq-omap-intc.c +++ b/drivers/irqchip/irq-omap-intc.c @@ -380,14 +380,6 @@ void __init omap3_init_irq(void) set_handle_irq(omap_intc_handle_irq); } -void __init ti81xx_init_irq(void) -{ - omap_nr_irqs = 96; - omap_nr_pending = 4; - omap_init_irq(OMAP34XX_IC_BASE, NULL); - set_handle_irq(omap_intc_handle_irq); -} - static int __init intc_of_init(struct device_node *node, struct device_node *parent) { @@ -399,7 +391,9 @@ static int __init intc_of_init(struct device_node *node, if (WARN_ON(!node)) return -ENODEV; - if (of_device_is_compatible(node, "ti,am33xx-intc")) { + if (of_device_is_compatible(node, "ti,dm814-intc") || + of_device_is_compatible(node, "ti,dm816-intc") || + of_device_is_compatible(node, "ti,am33xx-intc")) { omap_nr_irqs = 128; omap_nr_pending = 4; } @@ -415,4 +409,6 @@ static int __init intc_of_init(struct device_node *node, IRQCHIP_DECLARE(omap2_intc, "ti,omap2-intc", intc_of_init); IRQCHIP_DECLARE(omap3_intc, "ti,omap3-intc", intc_of_init); +IRQCHIP_DECLARE(dm814x_intc, "ti,dm814-intc", intc_of_init); +IRQCHIP_DECLARE(dm816x_intc, "ti,dm816-intc", intc_of_init); IRQCHIP_DECLARE(am33xx_intc, "ti,am33xx-intc", intc_of_init); diff --git a/include/linux/irqchip/irq-omap-intc.h b/include/linux/irqchip/irq-omap-intc.h index e06b370cfc0d..bda426ab0ab7 100644 --- a/include/linux/irqchip/irq-omap-intc.h +++ b/include/linux/irqchip/irq-omap-intc.h @@ -20,7 +20,6 @@ void omap2_init_irq(void); void omap3_init_irq(void); -void ti81xx_init_irq(void); int omap_irq_pending(void); void omap_intc_save_context(void); |