OMAP_MAX_GPIO_LINES 157 include/linux/platform_data/gpio-omap.h #define OMAP_MPUIO(nr) (OMAP_MAX_GPIO_LINES + (nr)) OMAP_MAX_GPIO_LINES 158 include/linux/platform_data/gpio-omap.h #define OMAP_GPIO_IS_MPUIO(nr) ((nr) >= OMAP_MAX_GPIO_LINES)