1af6074fcSRob Herring /* SPDX-License-Identifier: GPL-2.0+ */ 2863fbf49SAnton Vorontsov /* 3863fbf49SAnton Vorontsov * OF helpers for the GPIO API 4863fbf49SAnton Vorontsov * 5863fbf49SAnton Vorontsov * Copyright (c) 2007-2008 MontaVista Software, Inc. 6863fbf49SAnton Vorontsov * 7863fbf49SAnton Vorontsov * Author: Anton Vorontsov <avorontsov@ru.mvista.com> 8863fbf49SAnton Vorontsov */ 9863fbf49SAnton Vorontsov 10863fbf49SAnton Vorontsov #ifndef __LINUX_OF_GPIO_H 11863fbf49SAnton Vorontsov #define __LINUX_OF_GPIO_H 12863fbf49SAnton Vorontsov 13b908b53dSAnton Vorontsov #include <linux/compiler.h> 14046e14afSAndy Shevchenko #include <linux/gpio/driver.h> 15046e14afSAndy Shevchenko #include <linux/gpio.h> /* FIXME: Shouldn't be here */ 1615c9a0acSGrant Likely #include <linux/of.h> 17863fbf49SAnton Vorontsov 18b908b53dSAnton Vorontsov struct device_node; 19b908b53dSAnton Vorontsov 20863fbf49SAnton Vorontsov #ifdef CONFIG_OF_GPIO 21863fbf49SAnton Vorontsov 22*40fc56eeSDmitry Torokhov extern int of_get_named_gpio(const struct device_node *np, 23*40fc56eeSDmitry Torokhov const char *list_name, int index); 24a6b09191SJohn Bonesio 25a19e3da5SAnton Vorontsov #else /* CONFIG_OF_GPIO */ 26863fbf49SAnton Vorontsov 27046e14afSAndy Shevchenko #include <linux/errno.h> 28046e14afSAndy Shevchenko 29863fbf49SAnton Vorontsov /* Drivers may not strictly depend on the GPIO support, so let them link. */ of_get_named_gpio(const struct device_node * np,const char * propname,int index)30*40fc56eeSDmitry Torokhovstatic inline int of_get_named_gpio(const struct device_node *np, 31*40fc56eeSDmitry Torokhov const char *propname, int index) 32863fbf49SAnton Vorontsov { 33f01d9075SAlexandre Courbot return -ENOSYS; 34863fbf49SAnton Vorontsov } 35863fbf49SAnton Vorontsov 36863fbf49SAnton Vorontsov #endif /* CONFIG_OF_GPIO */ 37863fbf49SAnton Vorontsov 38863fbf49SAnton Vorontsov #endif /* __LINUX_OF_GPIO_H */ 39