1 /* 2 * Copyright (C) 2012 Stefan Roese <sr@denx.de> 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 8 #ifndef __ASM_ARCH_SPEAR_GPIO_H 9 #define __ASM_ARCH_SPEAR_GPIO_H 10 11 enum gpio_direction { 12 GPIO_DIRECTION_IN, 13 GPIO_DIRECTION_OUT, 14 }; 15 16 struct gpio_regs { 17 u32 gpiodata[0x100]; /* 0x000 ... 0x3fc */ 18 u32 gpiodir; /* 0x400 */ 19 }; 20 21 #define SPEAR_GPIO_COUNT 8 22 #define DATA_REG_ADDR(gpio) (1 << (gpio + 2)) 23 24 #endif /* __ASM_ARCH_SPEAR_GPIO_H */ 25