diff options
| author | Joonyoung Shim <jy0922.shim@samsung.com> | 2010-10-01 11:24:39 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2010-10-21 07:54:57 +0900 |
| commit | 8ce14a221efe8ef9019e2c5b1e06fcd329e66d78 (patch) | |
| tree | 1fab3fd0c7e73ec9da6d84a47e4471bd0919ea73 /arch/arm/mach-s5pc100 | |
| parent | 02c38497d668f46467e8ec57a243be0be5bd7f85 (diff) | |
| download | linux-8ce14a221efe8ef9019e2c5b1e06fcd329e66d78.tar.bz2 | |
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>
Diffstat (limited to 'arch/arm/mach-s5pc100')
| -rw-r--r-- | arch/arm/mach-s5pc100/gpiolib.c | 31 |
1 files changed, 8 insertions, 23 deletions
diff --git a/arch/arm/mach-s5pc100/gpiolib.c b/arch/arm/mach-s5pc100/gpiolib.c index 5811578ad4e4..def4ff83e051 100644 --- a/arch/arm/mach-s5pc100/gpiolib.c +++ b/arch/arm/mach-s5pc100/gpiolib.c @@ -61,25 +61,6 @@ * L3 8 4Bit None */ -static int s5pc100_gpiolib_to_eint(struct gpio_chip *chip, unsigned int offset) -{ - int base; - - base = chip->base - S5PC100_GPH0(0); - if (base == 0) - return IRQ_EINT(offset); - base = chip->base - S5PC100_GPH1(0); - if (base == 0) - return IRQ_EINT(8 + offset); - base = chip->base - S5PC100_GPH2(0); - if (base == 0) - return IRQ_EINT(16 + offset); - base = chip->base - S5PC100_GPH3(0); - if (base == 0) - return IRQ_EINT(24 + offset); - return -EINVAL; -} - static struct s3c_gpio_cfg gpio_cfg = { .set_config = s3c_gpio_setcfg_s3c64xx_4bit, .set_pull = s3c_gpio_setpull_updown, @@ -223,38 +204,42 @@ static struct s3c_gpio_chip s5pc100_gpio_chips[] = { }, { .base = S5PC100_GPH0_BASE, .config = &gpio_cfg_eint, + .irq_base = IRQ_EINT(0), .chip = { .base = S5PC100_GPH0(0), .ngpio = S5PC100_GPIO_H0_NR, .label = "GPH0", - .to_irq = s5pc100_gpiolib_to_eint, + .to_irq = samsung_gpiolib_to_irq, }, }, { .base = S5PC100_GPH1_BASE, .config = &gpio_cfg_eint, + .irq_base = IRQ_EINT(8), .chip = { .base = S5PC100_GPH1(0), .ngpio = S5PC100_GPIO_H1_NR, .label = "GPH1", - .to_irq = s5pc100_gpiolib_to_eint, + .to_irq = samsung_gpiolib_to_irq, }, }, { .base = S5PC100_GPH2_BASE, .config = &gpio_cfg_eint, + .irq_base = IRQ_EINT(16), .chip = { .base = S5PC100_GPH2(0), .ngpio = S5PC100_GPIO_H2_NR, .label = "GPH2", - .to_irq = s5pc100_gpiolib_to_eint, + .to_irq = samsung_gpiolib_to_irq, }, }, { .base = S5PC100_GPH3_BASE, .config = &gpio_cfg_eint, + .irq_base = IRQ_EINT(24), .chip = { .base = S5PC100_GPH3(0), .ngpio = S5PC100_GPIO_H3_NR, .label = "GPH3", - .to_irq = s5pc100_gpiolib_to_eint, + .to_irq = samsung_gpiolib_to_irq, }, }, { .base = S5PC100_GPI_BASE, |