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authorMarek Szyprowski <m.szyprowski@samsung.com>2009-06-18 13:30:27 +0200
committerBen Dooks <ben-linux@fluff.org>2009-06-22 14:11:56 +0100
commit0b495737f311cb8eb5e66404309ea16e4d7ded8a (patch)
treeeebdf8cb64dd2c2888c0914da117bef1324f819b
parent386f43517f8bf026320fd4b9e077140681d7e595 (diff)
downloadlinux-0b495737f311cb8eb5e66404309ea16e4d7ded8a.tar.bz2
[ARM] S3C64XX: add to_irq() support for EINT() GPIO
N group Add to_irq() function to onvert gpio to irq for external interrupt group (GPN). Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
-rw-r--r--arch/arm/plat-s3c64xx/gpiolib.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c64xx/gpiolib.c b/arch/arm/plat-s3c64xx/gpiolib.c
index da7b60ee5e67..92859290ea33 100644
--- a/arch/arm/plat-s3c64xx/gpiolib.c
+++ b/arch/arm/plat-s3c64xx/gpiolib.c
@@ -321,6 +321,11 @@ static struct s3c_gpio_cfg gpio_2bit_cfg_eint11 = {
.get_pull = s3c_gpio_getpull_updown,
};
+int s3c64xx_gpio2int_gpn(struct gpio_chip *chip, unsigned pin)
+{
+ return IRQ_EINT(0) + pin;
+}
+
static struct s3c_gpio_chip gpio_2bit[] = {
{
.base = S3C64XX_GPF_BASE,
@@ -353,6 +358,7 @@ static struct s3c_gpio_chip gpio_2bit[] = {
.base = S3C64XX_GPN(0),
.ngpio = S3C64XX_GPIO_N_NR,
.label = "GPN",
+ .to_irq = s3c64xx_gpio2int_gpn,
},
}, {
.base = S3C64XX_GPO_BASE,