| #ifndef __ASM_MACH_GPIO_H |
| #define __ASM_MACH_GPIO_H |
| |
| #include <mach/addr-map.h> |
| #include <mach/irqs.h> |
| #include <asm-generic/gpio.h> |
| |
| #define GPIO_REGS_VIRT (APB_VIRT_BASE + 0x19000) |
| |
| #define BANK_OFF(n) (((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2)) |
| #define GPIO_REG(x) (*((volatile u32 *)(GPIO_REGS_VIRT + (x)))) |
| |
| #define NR_BUILTIN_GPIO IRQ_GPIO_NUM |
| |
| #define gpio_to_bank(gpio) ((gpio) >> 5) |
| #define gpio_to_irq(gpio) (IRQ_GPIO_START + (gpio)) |
| #define irq_to_gpio(irq) ((irq) - IRQ_GPIO_START) |
| |
| |
| #define __gpio_is_inverted(gpio) (0) |
| #define __gpio_is_occupied(gpio) (0) |
| |
| /* NOTE: these macros are defined here to make optimization of |
| * gpio_{get,set}_value() to work when 'gpio' is a constant. |
| * Usage of these macros otherwise is no longer recommended, |
| * use generic GPIO API whenever possible. |
| */ |
| #define GPIO_bit(gpio) (1 << ((gpio) & 0x1f)) |
| |
| #define GPLR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x00) |
| #define GPDR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x0c) |
| #define GPSR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x18) |
| #define GPCR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x24) |
| |
| #include <plat/gpio.h> |
| #endif /* __ASM_MACH_GPIO_H */ |
