| /* |
| * arch/asm-arm/mach-kirkwood/include/mach/gpio.h |
| * |
| * 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 __ASM_ARCH_GPIO_H |
| #define __ASM_ARCH_GPIO_H |
| |
| #include <mach/irqs.h> |
| #include <plat/gpio.h> |
| #include <asm-generic/gpio.h> /* cansleep wrappers */ |
| |
| #define GPIO_MAX 50 |
| #define GPIO_OFF(pin) (((pin) >> 5) ? 0x0140 : 0x0100) |
| #define GPIO_OUT(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x00) |
| #define GPIO_IO_CONF(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x04) |
| #define GPIO_BLINK_EN(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x08) |
| #define GPIO_IN_POL(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x0c) |
| #define GPIO_DATA_IN(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x10) |
| #define GPIO_EDGE_CAUSE(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x14) |
| #define GPIO_EDGE_MASK(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x18) |
| #define GPIO_LEVEL_MASK(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x1c) |
| |
| static inline int gpio_to_irq(int pin) |
| { |
| return pin + IRQ_KIRKWOOD_GPIO_START; |
| } |
| |
| static inline int irq_to_gpio(int irq) |
| { |
| return irq - IRQ_KIRKWOOD_GPIO_START; |
| } |
| |
| |
| #endif |
