GPIO_TO_PIN(bank, bank_gpio) returns the GPIO index from the GPIO bank number and bank's GPIO offset number.
Signed-off-by: Roger Quadros rogerq@ti.com Reviewed-by: Tom Rini trini@konsulko.com Reviewed-by: Lokesh Vutla lokeshvutla@ti.com --- arch/arm/include/asm/arch-omap5/gpio.h | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/arch/arm/include/asm/arch-omap5/gpio.h b/arch/arm/include/asm/arch-omap5/gpio.h index 9dd03c9..48e8ca5 100644 --- a/arch/arm/include/asm/arch-omap5/gpio.h +++ b/arch/arm/include/asm/arch-omap5/gpio.h @@ -34,4 +34,8 @@ #define OMAP54XX_GPIO7_BASE 0x48051000 #define OMAP54XX_GPIO8_BASE 0x48053000
+ +/* Get the GPIO index from the given bank number and bank gpio */ +#define GPIO_TO_PIN(bank, bank_gpio) (32 * (bank - 1) + (bank_gpio)) + #endif /* _GPIO_OMAP5_H */