1d6c418e4SMasahiro Yamada /* 2d6c418e4SMasahiro Yamada * Copyright (C) 2012 Vikram Narayananan 3d6c418e4SMasahiro Yamada * <vikram186@gmail.com> 4d6c418e4SMasahiro Yamada * (C) Copyright 2012,2015 Stephen Warren 5d6c418e4SMasahiro Yamada * 6d6c418e4SMasahiro Yamada * SPDX-License-Identifier: GPL-2.0+ 7d6c418e4SMasahiro Yamada */ 8d6c418e4SMasahiro Yamada 9d6c418e4SMasahiro Yamada #ifndef _BCM2835_GPIO_H_ 10d6c418e4SMasahiro Yamada #define _BCM2835_GPIO_H_ 11d6c418e4SMasahiro Yamada 12d6c418e4SMasahiro Yamada #define BCM2835_GPIO_COUNT 54 13d6c418e4SMasahiro Yamada 14d6c418e4SMasahiro Yamada #define BCM2835_GPIO_FSEL_MASK 0x7 15d6c418e4SMasahiro Yamada #define BCM2835_GPIO_INPUT 0x0 16d6c418e4SMasahiro Yamada #define BCM2835_GPIO_OUTPUT 0x1 17d6c418e4SMasahiro Yamada #define BCM2835_GPIO_ALT0 0x4 18d6c418e4SMasahiro Yamada #define BCM2835_GPIO_ALT1 0x5 19d6c418e4SMasahiro Yamada #define BCM2835_GPIO_ALT2 0x6 20d6c418e4SMasahiro Yamada #define BCM2835_GPIO_ALT3 0x7 21d6c418e4SMasahiro Yamada #define BCM2835_GPIO_ALT4 0x3 22d6c418e4SMasahiro Yamada #define BCM2835_GPIO_ALT5 0x2 23d6c418e4SMasahiro Yamada 24d6c418e4SMasahiro Yamada #define BCM2835_GPIO_COMMON_BANK(gpio) ((gpio < 32) ? 0 : 1) 25d6c418e4SMasahiro Yamada #define BCM2835_GPIO_COMMON_SHIFT(gpio) (gpio & 0x1f) 26d6c418e4SMasahiro Yamada 27d6c418e4SMasahiro Yamada #define BCM2835_GPIO_FSEL_BANK(gpio) (gpio / 10) 28d6c418e4SMasahiro Yamada #define BCM2835_GPIO_FSEL_SHIFT(gpio) ((gpio % 10) * 3) 29d6c418e4SMasahiro Yamada 30d6c418e4SMasahiro Yamada struct bcm2835_gpio_regs { 31d6c418e4SMasahiro Yamada u32 gpfsel[6]; 32d6c418e4SMasahiro Yamada u32 reserved1; 33d6c418e4SMasahiro Yamada u32 gpset[2]; 34d6c418e4SMasahiro Yamada u32 reserved2; 35d6c418e4SMasahiro Yamada u32 gpclr[2]; 36d6c418e4SMasahiro Yamada u32 reserved3; 37d6c418e4SMasahiro Yamada u32 gplev[2]; 38d6c418e4SMasahiro Yamada u32 reserved4; 39d6c418e4SMasahiro Yamada u32 gpeds[2]; 40d6c418e4SMasahiro Yamada u32 reserved5; 41d6c418e4SMasahiro Yamada u32 gpren[2]; 42d6c418e4SMasahiro Yamada u32 reserved6; 43d6c418e4SMasahiro Yamada u32 gpfen[2]; 44d6c418e4SMasahiro Yamada u32 reserved7; 45d6c418e4SMasahiro Yamada u32 gphen[2]; 46d6c418e4SMasahiro Yamada u32 reserved8; 47d6c418e4SMasahiro Yamada u32 gplen[2]; 48d6c418e4SMasahiro Yamada u32 reserved9; 49d6c418e4SMasahiro Yamada u32 gparen[2]; 50d6c418e4SMasahiro Yamada u32 reserved10; 51d6c418e4SMasahiro Yamada u32 gppud; 52d6c418e4SMasahiro Yamada u32 gppudclk[2]; 53d6c418e4SMasahiro Yamada }; 54d6c418e4SMasahiro Yamada 55d6c418e4SMasahiro Yamada /** 56d6c418e4SMasahiro Yamada * struct bcm2835_gpio_platdata - GPIO platform description 57d6c418e4SMasahiro Yamada * 58d6c418e4SMasahiro Yamada * @base: Base address of GPIO controller 59d6c418e4SMasahiro Yamada */ 60d6c418e4SMasahiro Yamada struct bcm2835_gpio_platdata { 61d6c418e4SMasahiro Yamada unsigned long base; 62d6c418e4SMasahiro Yamada }; 63d6c418e4SMasahiro Yamada 64*04a993feSAlexander Graf int bcm2835_gpio_get_func_id(struct udevice *dev, unsigned gpio); 65*04a993feSAlexander Graf 66d6c418e4SMasahiro Yamada #endif /* _BCM2835_GPIO_H_ */ 67