diff options
Diffstat (limited to 'arch/arm/plat-orion/include/plat/orion-gpio.h')
| -rw-r--r-- | arch/arm/plat-orion/include/plat/orion-gpio.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/plat-orion/include/plat/orion-gpio.h b/arch/arm/plat-orion/include/plat/orion-gpio.h new file mode 100644 index 00000000000..614dcac9dc5 --- /dev/null +++ b/arch/arm/plat-orion/include/plat/orion-gpio.h @@ -0,0 +1,37 @@ +/* + * arch/arm/plat-orion/include/plat/orion-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 <linux/types.h> +#include <linux/irqdomain.h> +/* + * Orion-specific GPIO API extensions. + */ +void orion_gpio_set_unused(unsigned pin); +void orion_gpio_set_blink(unsigned pin, int blink); +int orion_gpio_led_blink_set(unsigned gpio, int state, + unsigned long *delay_on, unsigned long *delay_off); + +#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(struct device_node *np, + int gpio_base, int ngpio, + void __iomem *base, int mask_offset, + int secondary_irq_base, + int irq[4]); + +void __init orion_gpio_of_init(int irq_gpio_base); +#endif |