u-boot/arch/arm/include/asm/arch-spear/gpio.h

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/*
* Copyright (C) 2012 Stefan Roese <sr@denx.de>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __ASM_ARCH_SPEAR_GPIO_H
#define __ASM_ARCH_SPEAR_GPIO_H
enum gpio_direction {
GPIO_DIRECTION_IN,
GPIO_DIRECTION_OUT,
};
struct gpio_regs {
u32 gpiodata[0x100]; /* 0x000 ... 0x3fc */
u32 gpiodir; /* 0x400 */
};
#define SPEAR_GPIO_COUNT 8
#define DATA_REG_ADDR(gpio) (1 << (gpio + 2))
#endif /* __ASM_ARCH_SPEAR_GPIO_H */