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Diffstat (limited to 'arch/arm/plat-s3c64xx/irq-eint.c')
-rw-r--r--arch/arm/plat-s3c64xx/irq-eint.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/arch/arm/plat-s3c64xx/irq-eint.c b/arch/arm/plat-s3c64xx/irq-eint.c
index f81b7b818ba0..ebdf183a0911 100644
--- a/arch/arm/plat-s3c64xx/irq-eint.c
+++ b/arch/arm/plat-s3c64xx/irq-eint.c
@@ -65,7 +65,7 @@ static void s3c_irq_eint_maskack(unsigned int irq)
static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type)
{
int offs = eint_offset(irq);
- int pin;
+ int pin, pin_val;
int shift;
u32 ctrl, mask;
u32 newvalue = 0;
@@ -109,7 +109,10 @@ static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type)
return -1;
}
- shift = (offs / 2) * 4;
+ if (offs <= 15)
+ shift = (offs / 2) * 4;
+ else
+ shift = ((offs - 16) / 2) * 4;
mask = 0x7 << shift;
ctrl = __raw_readl(reg);
@@ -119,12 +122,18 @@ static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type)
/* set the GPIO pin appropriately */
- if (offs < 23)
+ if (offs < 16) {
pin = S3C64XX_GPN(offs);
- else
+ pin_val = S3C_GPIO_SFN(2);
+ } else if (offs < 23) {
+ pin = S3C64XX_GPL(offs + 8 - 16);
+ pin_val = S3C_GPIO_SFN(3);
+ } else {
pin = S3C64XX_GPM(offs - 23);
+ pin_val = S3C_GPIO_SFN(3);
+ }
- s3c_gpio_cfgpin(pin, S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(pin, pin_val);
return 0;
}