[PATCH 2/6] ARM: S5PC110: add support for gpio interrupts
Marek Szyprowski
m.szyprowski at samsung.com
Mon Sep 6 05:12:23 EDT 2010
S5PV210/S5PC110 series can use common s5p gpio interrupt code. This
patch adds required defines and code to make use of it.
Signed-off-by: Marek Szyprowski <m.szyprowski at samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
---
arch/arm/mach-s5pv210/gpiolib.c | 6 +++++-
arch/arm/mach-s5pv210/include/mach/irqs.h | 6 +++++-
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-s5pv210/gpiolib.c b/arch/arm/mach-s5pv210/gpiolib.c
index 0d45911..29dfb89 100644
--- a/arch/arm/mach-s5pv210/gpiolib.c
+++ b/arch/arm/mach-s5pv210/gpiolib.c
@@ -150,6 +150,7 @@ static struct s3c_gpio_chip s5pv210_gpio_4bit[] = {
.label = "GPG3",
},
}, {
+ .config = &gpio_cfg_noint,
.chip = {
.base = S5PV210_GPI(0),
.ngpio = S5PV210_GPIO_I_NR,
@@ -259,11 +260,14 @@ static __init int s5pv210_gpiolib_init(void)
{
struct s3c_gpio_chip *chip = s5pv210_gpio_4bit;
int nr_chips = ARRAY_SIZE(s5pv210_gpio_4bit);
+ int gpioint_group = 0;
int i = 0;
for (i = 0; i < nr_chips; i++, chip++) {
- if (chip->config == NULL)
+ if (chip->config == NULL) {
chip->config = &gpio_cfg;
+ chip->group = gpioint_group++;
+ }
if (chip->base == NULL)
chip->base = S5PV210_BANK_BASE(i);
}
diff --git a/arch/arm/mach-s5pv210/include/mach/irqs.h b/arch/arm/mach-s5pv210/include/mach/irqs.h
index cdb8ae4..bb7f277 100644
--- a/arch/arm/mach-s5pv210/include/mach/irqs.h
+++ b/arch/arm/mach-s5pv210/include/mach/irqs.h
@@ -121,8 +121,12 @@
#define S5P_EINT_BASE1 (S5P_IRQ_VIC0(0))
#define S5P_EINT_BASE2 (IRQ_VIC_END + 1)
+/* GPIO interrupt */
+#define S5P_GPIOINT_BASE (IRQ_EINT(31) + 1)
+#define S5P_GPIOINT_GROUP_MAXNR 22
+
/* Set the default NR_IRQS */
-#define NR_IRQS (IRQ_EINT(31) + 1)
+#define NR_IRQS (IRQ_EINT(31) + S5P_GPIOINT_COUNT + 1)
/* Compatibility */
#define IRQ_LCD_FIFO IRQ_LCD0
--
1.7.2.2
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