diff options
author | Joachim Eastwood <joachim.eastwood@jotron.com> | 2010-02-10 12:31:41 +0100 |
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committer | Mike Frysinger <vapier@gentoo.org> | 2010-03-09 00:30:52 -0500 |
commit | 7f4f69f991146fa976cbc914a50285b2afc0ad93 (patch) | |
tree | 3cbcc6cdf3e433e2be68278b51a22aa7be9f9773 /arch/blackfin/kernel | |
parent | f8e6dbffa7a6cb3da3bcaf1fde3039896e1ac764 (diff) | |
download | linux-7f4f69f991146fa976cbc914a50285b2afc0ad93.tar.bz2 |
Blackfin: GPIO: implement to_irq handler
This makes it possible to support IRQs coming from off-chip GPIO
controllers.
Signed-off-by: Joachim Eastwood <joachim.eastwood@jotron.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/kernel')
-rw-r--r-- | arch/blackfin/kernel/bfin_gpio.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index 0dd9cf913503..6dcb344001f0 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -1319,6 +1319,11 @@ void bfin_gpiolib_gpio_free(struct gpio_chip *chip, unsigned gpio) return bfin_gpio_free(gpio); } +int bfin_gpiolib_gpio_to_irq(struct gpio_chip *chip, unsigned gpio) +{ + return gpio + GPIO_IRQ_BASE; +} + static struct gpio_chip bfin_chip = { .label = "BFIN-GPIO", .direction_input = bfin_gpiolib_direction_input, @@ -1327,6 +1332,7 @@ static struct gpio_chip bfin_chip = { .set = bfin_gpiolib_set_value, .request = bfin_gpiolib_gpio_request, .free = bfin_gpiolib_gpio_free, + .to_irq = bfin_gpiolib_gpio_to_irq, .base = 0, .ngpio = MAX_BLACKFIN_GPIOS, }; |