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1/* SPDX-License-Identifier: GPL-2.0+ */2/*3 * OF helpers for the GPIO API4 *5 * Copyright (c) 2007-2008 MontaVista Software, Inc.6 *7 * Author: Anton Vorontsov <avorontsov@ru.mvista.com>8 */9 10#ifndef __LINUX_OF_GPIO_H11#define __LINUX_OF_GPIO_H12 13#include <linux/compiler.h>14#include <linux/gpio/driver.h>15#include <linux/gpio.h> /* FIXME: Shouldn't be here */16#include <linux/of.h>17 18struct device_node;19 20#ifdef CONFIG_OF_GPIO21 22extern int of_get_named_gpio(const struct device_node *np,23 const char *list_name, int index);24 25#else /* CONFIG_OF_GPIO */26 27#include <linux/errno.h>28 29/* Drivers may not strictly depend on the GPIO support, so let them link. */30static inline int of_get_named_gpio(const struct device_node *np,31 const char *propname, int index)32{33 return -ENOSYS;34}35 36#endif /* CONFIG_OF_GPIO */37 38#endif /* __LINUX_OF_GPIO_H */39