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66 lines
3.0 KiB
C
66 lines
3.0 KiB
C
/* $NetBSD: bcm2835_gpioreg.h,v 1.3 2014/04/22 18:51:35 kardel Exp $ */
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/*
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* Copyright (c) 2013 Jonathan A. Kollasch
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _BROADCOM_BCM2835_GPIOREG_H_
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#define _BROADCOM_BCM2835_GPIOREG_H_
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#define BCM2835_GPIO_GPFSEL(x) (0x000 + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPFSEL_PINS_PER_REGISTER 10
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#define BCM2835_GPIO_GPFSEL_BITS_PER_PIN 3
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#define BCM2835_GPIO_GPSET(x) (0x01C + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPSET_PINS_PER_REGISTER 32
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#define BCM2835_GPIO_GPCLR(x) (0x028 + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPCLR_PINS_PER_REGISTER BCM2835_GPIO_GPSET_PINS_PER_REGISTER
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#define BCM2835_GPIO_GPLEV(x) (0x034 + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPLEV_PINS_PER_REGISTER 32
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#define BCM2835_GPIO_GPEDS(x) (0x040 + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPREN(x) (0x04C + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPFEN(x) (0x058 + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPHEN(x) (0x064 + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPLEN(x) (0x070 + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPAREN(x) (0x07C + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPAFEN(x) (0x088 + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPPUD (0x094)
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#define BCM2835_GPIO_GPPUD_PULLOFF 0x0
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#define BCM2835_GPIO_GPPUD_PULLDOWN 0x1
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#define BCM2835_GPIO_GPPUD_PULLUP 0x2
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#define BCM2835_GPIO_GPPUDCLK(x) (0x098 + (x) * sizeof(uint32_t))
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#define BCM2835_GPIO_GPPUD_PINS_PER_REGISTER 32
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#define BCM2835_GPIO_IN 00
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#define BCM2835_GPIO_OUT 01
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#define BCM2835_GPIO_ALT5 02
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#define BCM2835_GPIO_ALT4 03
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#define BCM2835_GPIO_ALT0 04
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#define BCM2835_GPIO_ALT1 05
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#define BCM2835_GPIO_ALT2 06
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#define BCM2835_GPIO_ALT3 07
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#endif /* _BROADCOM_BCM2835_GPIOREG_H_ */
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