Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=348f2e3b2956e30f07d2507d7234c3f12a8a612d
Commit: 348f2e3b2956e30f07d2507d7234c3f12a8a612d
Parent: 53665a50fdac6fe11e0dde4e2b95700ed5184dc4
Author: Eric Miao <[EMAIL PROTECTED]>
AuthorDate: Wed Jun 6 06:37:15 2007 +0100
Committer: Russell King <[EMAIL PROTECTED]>
CommitDate: Thu Jul 12 14:28:11 2007 +0100
[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 <[EMAIL PROTECTED]>
Signed-off-by: Russell King <[EMAIL PROTECTED]>
---
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 42b2da2..256f8d2 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);
+}
-
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