diff options
Diffstat (limited to 'arch/arm/plat-orion/include/plat/gpio.h')
| -rw-r--r-- | arch/arm/plat-orion/include/plat/gpio.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/plat-orion/include/plat/gpio.h b/arch/arm/plat-orion/include/plat/gpio.h new file mode 100644 index 00000000..3075b9fd --- /dev/null +++ b/arch/arm/plat-orion/include/plat/gpio.h @@ -0,0 +1,45 @@ +/* + * arch/arm/plat-orion/include/plat/gpio.h + * + * Marvell Orion SoC GPIO handling. + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef __PLAT_GPIO_H +#define __PLAT_GPIO_H + +#include <linux/init.h> +#include <asm-generic/gpio.h> + +/* + * GENERIC_GPIO primitives. + */ +#define gpio_get_value __gpio_get_value +#define gpio_set_value __gpio_set_value +#define gpio_cansleep __gpio_cansleep +#define gpio_to_irq __gpio_to_irq + +/* + * Orion-specific GPIO API extensions. + */ +void orion_gpio_set_unused(unsigned pin); +void orion_gpio_set_blink(unsigned pin, int blink); + +#define GPIO_INPUT_OK (1 << 0) +#define GPIO_OUTPUT_OK (1 << 1) +void orion_gpio_set_valid(unsigned pin, int mode); + +/* Initialize gpiolib. */ +void __init orion_gpio_init(int gpio_base, int ngpio, + u32 base, int mask_offset, int secondary_irq_base); + +/* + * GPIO interrupt handling. + */ +void orion_gpio_irq_handler(int irqoff); + + +#endif |