#ifndef __ASM_MACH_GPIO_PXA_H #define __ASM_MACH_GPIO_PXA_H #include #include #include #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 gpio_to_bank(gpio) ((gpio) >> 5) /* 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 #endif /* __ASM_MACH_GPIO_PXA_H */