ARM: SAMSUNG: Add common samsung_gpiolib_to_irq function

This patch adds a common callback for gpio_to_irq() for external and
gpio interrupts for Samsung SoCs.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Ben Dooks <ben-linux@fluff.org>
[kgene.kim@samsung.com: moved samsung_gpiolib_to_irq() for s3c24xx build]
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/arch/arm/mach-s5pv210/gpiolib.c b/arch/arm/mach-s5pv210/gpiolib.c
index 29dfb894d4f4..ab673effd767 100644
--- a/arch/arm/mach-s5pv210/gpiolib.c
+++ b/arch/arm/mach-s5pv210/gpiolib.c
@@ -224,34 +224,42 @@ static struct s3c_gpio_chip s5pv210_gpio_4bit[] = {
         }, {
                 .base   = (S5P_VA_GPIO + 0xC00),
                 .config = &gpio_cfg_noint,
+                .irq_base = IRQ_EINT(0),
                 .chip   = {
                         .base   = S5PV210_GPH0(0),
                         .ngpio  = S5PV210_GPIO_H0_NR,
                         .label  = "GPH0",
+                        .to_irq = samsung_gpiolib_to_irq,
                 },
         }, {
                 .base   = (S5P_VA_GPIO + 0xC20),
                 .config = &gpio_cfg_noint,
+                .irq_base = IRQ_EINT(8),
                 .chip   = {
                         .base   = S5PV210_GPH1(0),
                         .ngpio  = S5PV210_GPIO_H1_NR,
                         .label  = "GPH1",
+                        .to_irq = samsung_gpiolib_to_irq,
                 },
         }, {
                 .base   = (S5P_VA_GPIO + 0xC40),
                 .config = &gpio_cfg_noint,
+                .irq_base = IRQ_EINT(16),
                 .chip   = {
                         .base   = S5PV210_GPH2(0),
                         .ngpio  = S5PV210_GPIO_H2_NR,
                         .label  = "GPH2",
+                        .to_irq = samsung_gpiolib_to_irq,
                 },
         }, {
                 .base   = (S5P_VA_GPIO + 0xC60),
                 .config = &gpio_cfg_noint,
+                .irq_base = IRQ_EINT(24),
                 .chip   = {
                         .base   = S5PV210_GPH3(0),
                         .ngpio  = S5PV210_GPIO_H3_NR,
                         .label  = "GPH3",
+                        .to_irq = samsung_gpiolib_to_irq,
                 },
         },
 };