Blackfin arch: Finalize the generic gpio support - add gpio_to_irq and irq_to_gpio

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/include/asm-blackfin/gpio.h b/include/asm-blackfin/gpio.h
index 7480cfa7e2d6..e714363bc4ed 100644
--- a/include/asm-blackfin/gpio.h
+++ b/include/asm-blackfin/gpio.h
@@ -421,6 +421,19 @@ unsigned short gpio_get_value(unsigned short gpio);
 void gpio_direction_input(unsigned short gpio);
 void gpio_direction_output(unsigned short gpio);
 
+#include <asm-generic/gpio.h>           /* cansleep wrappers */
+#include <asm/irq.h>
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+        return (gpio + GPIO_IRQ_BASE);
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+        return (irq - GPIO_IRQ_BASE);
+}
+
 #endif /* __ASSEMBLY__ */
 
 #endif /* __ARCH_BLACKFIN_GPIO_H__ */