101 lines
3.1 KiB
C
101 lines
3.1 KiB
C
/*
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* Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
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* to the MC1322x project (http://mc1322x.devl.org)
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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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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of libmc1322x: see http://mc1322x.devl.org
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* for details.
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*
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* $Id: gpio.c,v 1.2 2010/11/10 22:06:28 maralvira Exp $
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*/
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#include <mc1322x.h>
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#include <stdint.h>
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inline void gpio_pad_dir(volatile uint64_t data)
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{
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*GPIO_PAD_DIR0 = (data & 0xffffffff);
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*GPIO_PAD_DIR1 = (data >> 32);
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}
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inline void gpio_data(volatile uint64_t data)
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{
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*GPIO_DATA0 = (data & 0xffffffff);
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*GPIO_DATA1 = (data >> 32);
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}
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inline uint64_t gpio_data_get(volatile uint64_t bits) {
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uint64_t rdata = 0;
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rdata = *GPIO_DATA0 & (bits & 0xffffffff);
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rdata |= (*GPIO_DATA1 & (bits >> 32)) << 32;
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return rdata;
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}
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inline void gpio_pad_pu_en(volatile uint64_t data)
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{
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*GPIO_PAD_PU_EN0 = (data & 0xffffffff);
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*GPIO_PAD_PU_EN1 = (data >> 32);
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}
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inline void gpio_data_sel(volatile uint64_t data)
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{
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*GPIO_DATA_SEL0 = (data & 0xffffffff);
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*GPIO_DATA_SEL1 = (data >> 32);
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}
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inline void gpio_pad_pu_sel(volatile uint64_t data)
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{
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*GPIO_PAD_PU_SEL0 = (data & 0xffffffff);
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*GPIO_PAD_PU_SEL1 = (data >> 32);
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}
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inline void gpio_data_set(volatile uint64_t data)
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{
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*GPIO_DATA_SET0 = (data & 0xffffffff);
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*GPIO_DATA_SET1 = (data >> 32);
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}
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inline void gpio_data_reset(volatile uint64_t data)
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{
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*GPIO_DATA_RESET0 = (data & 0xffffffff);
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*GPIO_DATA_RESET1 = (data >> 32);
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}
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inline void gpio_pad_dir_set(volatile uint64_t data)
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{
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*GPIO_PAD_DIR_SET0 = (data & 0xffffffff);
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*GPIO_PAD_DIR_SET1 = (data >> 32);
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}
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inline void gpio_pad_dir_reset(volatile uint64_t data)
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{
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*GPIO_PAD_DIR_RESET0 = (data & 0xffffffff);
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*GPIO_PAD_DIR_RESET1 = (data >> 32);
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}
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