diff options
| author | Eric Miao <eric.y.miao@gmail.com> | 2007-06-06 06:37:15 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-07-12 14:28:11 +0100 |
| commit | 348f2e3b2956e30f07d2507d7234c3f12a8a612d (patch) | |
| tree | dbcc2b6896f5ddda5a557f3d3bc92290218c7cf2 | |
| parent | 53665a50fdac6fe11e0dde4e2b95700ed5184dc4 (diff) | |
| download | blackbird-op-linux-348f2e3b2956e30f07d2507d7234c3f12a8a612d.tar.gz blackbird-op-linux-348f2e3b2956e30f07d2507d7234c3f12a8a612d.zip | |
[ARM] 4437/1: PXA: move the GPIO IRQ initialization code to pxa_init_irq_gpio()
move the GPIO IRQ initialization code to pxa_init_irq_gpio()
Signed-off-by: eric miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/mach-pxa/irq.c | 41 |
1 files changed, 17 insertions, 24 deletions
diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c index 42b2da2f213e..256f8d2b3d9b 100644 --- a/arch/arm/mach-pxa/irq.c +++ b/arch/arm/mach-pxa/irq.c @@ -347,43 +347,27 @@ static struct irq_chip pxa_muxed_gpio_chip = { .set_wake = pxa_set_gpio_wake, }; -void __init pxa_init_irq(void) +void __init pxa_init_irq_gpio(int gpio_nr) { - int irq; + int irq, i; /* clear all GPIO edge detects */ - GFER0 = 0; - GFER1 = 0; - GFER2 = 0; - GRER0 = 0; - GRER1 = 0; - GRER2 = 0; - GEDR0 = GEDR0; - GEDR1 = GEDR1; - GEDR2 = GEDR2; - -#ifdef CONFIG_PXA27x - /* And similarly for the extra regs on the PXA27x */ - GFER3 = 0; - GRER3 = 0; - GEDR3 = GEDR3; -#endif + for (i = 0; i < gpio_nr; i += 32) { + GFER(i) = 0; + GRER(i) = 0; + GEDR(i) = GEDR(i); + } /* GPIO 0 and 1 must have their mask bit always set */ GPIO_IRQ_mask[0] = 3; - pxa_init_irq_low(); -#ifdef CONFIG_PXA27x - pxa_init_irq_high(); -#endif - for (irq = IRQ_GPIO0; irq <= IRQ_GPIO1; irq++) { set_irq_chip(irq, &pxa_low_gpio_chip); set_irq_handler(irq, handle_edge_irq); set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); } - for (irq = IRQ_GPIO(2); irq <= IRQ_GPIO(PXA_LAST_GPIO); irq++) { + for (irq = IRQ_GPIO(2); irq <= IRQ_GPIO(gpio_nr); irq++) { set_irq_chip(irq, &pxa_muxed_gpio_chip); set_irq_handler(irq, handle_edge_irq); set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); @@ -393,3 +377,12 @@ void __init pxa_init_irq(void) set_irq_chip(IRQ_GPIO_2_x, &pxa_internal_chip_low); set_irq_chained_handler(IRQ_GPIO_2_x, pxa_gpio_demux_handler); } + +void __init pxa_init_irq(void) +{ + pxa_init_irq_low(); +#ifdef CONFIG_PXA27x + pxa_init_irq_high(); +#endif + pxa_init_irq_gpio(PXA_LAST_GPIO + 1); +} |
