75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
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/*
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* include/asm-mips/mach-ifxmips/gpio.h
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
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*
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* Copyright (C) 2007 John Crispin <blogic@openwrt.org>
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*
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*/
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#ifndef _IFXMIPS_GPIO_H_
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#define _IFXMIPS_GPIO_H_
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#include <asm/ifxmips/ifxmips.h>
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static inline int gpio_direction_input(unsigned gpio) {
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ifxmips_port_set_dir_in(0, gpio);
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}
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static inline int gpio_direction_output(unsigned gpio, int value) {
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ifxmips_port_set_dir_out(0, gpio);
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}
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static inline int gpio_get_value(unsigned gpio) {
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ifxmips_port_get_input(0, gpio);
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}
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static inline void gpio_set_value(unsigned gpio, int value) {
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ifxmips_port_set_output(0, gpio);
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}
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static inline int gpio_request(unsigned gpio, const char *label) {
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return 0;
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}
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static inline void gpio_free(unsigned gpio) {
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}
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static inline int gpio_to_irq(unsigned gpio) {
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return 0;
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}
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static inline int irq_to_gpio(unsigned irq) {
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return 0;
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}
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static inline int gpio_cansleep(unsigned gpio) {
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return 0;
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}
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static inline int gpio_get_value_cansleep(unsigned gpio) {
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might_sleep();
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return gpio_get_value(gpio);
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}
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static inline void gpio_set_value_cansleep(unsigned gpio, int value) {
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might_sleep();
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gpio_set_value(gpio, value);
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}
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#endif
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