1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Per-device information from the pin control system. 4*4882a593Smuzhiyun * This is the stuff that get included into the device 5*4882a593Smuzhiyun * core. 6*4882a593Smuzhiyun * 7*4882a593Smuzhiyun * Copyright (C) 2012 ST-Ericsson SA 8*4882a593Smuzhiyun * Written on behalf of Linaro for ST-Ericsson 9*4882a593Smuzhiyun * This interface is used in the core to keep track of pins. 10*4882a593Smuzhiyun * 11*4882a593Smuzhiyun * Author: Linus Walleij <linus.walleij@linaro.org> 12*4882a593Smuzhiyun */ 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #ifndef PINCTRL_DEVINFO_H 15*4882a593Smuzhiyun #define PINCTRL_DEVINFO_H 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun #ifdef CONFIG_PINCTRL 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun /* The device core acts as a consumer toward pinctrl */ 20*4882a593Smuzhiyun #include <linux/pinctrl/consumer.h> 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun /** 23*4882a593Smuzhiyun * struct dev_pin_info - pin state container for devices 24*4882a593Smuzhiyun * @p: pinctrl handle for the containing device 25*4882a593Smuzhiyun * @default_state: the default state for the handle, if found 26*4882a593Smuzhiyun * @init_state: the state at probe time, if found 27*4882a593Smuzhiyun * @sleep_state: the state at suspend time, if found 28*4882a593Smuzhiyun * @idle_state: the state at idle (runtime suspend) time, if found 29*4882a593Smuzhiyun */ 30*4882a593Smuzhiyun struct dev_pin_info { 31*4882a593Smuzhiyun struct pinctrl *p; 32*4882a593Smuzhiyun struct pinctrl_state *default_state; 33*4882a593Smuzhiyun struct pinctrl_state *init_state; 34*4882a593Smuzhiyun #ifdef CONFIG_PM 35*4882a593Smuzhiyun struct pinctrl_state *sleep_state; 36*4882a593Smuzhiyun struct pinctrl_state *idle_state; 37*4882a593Smuzhiyun #endif 38*4882a593Smuzhiyun }; 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun extern int pinctrl_bind_pins(struct device *dev); 41*4882a593Smuzhiyun extern int pinctrl_init_done(struct device *dev); 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun #else 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun struct device; 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun /* Stubs if we're not using pinctrl */ 48*4882a593Smuzhiyun pinctrl_bind_pins(struct device * dev)49*4882a593Smuzhiyunstatic inline int pinctrl_bind_pins(struct device *dev) 50*4882a593Smuzhiyun { 51*4882a593Smuzhiyun return 0; 52*4882a593Smuzhiyun } 53*4882a593Smuzhiyun pinctrl_init_done(struct device * dev)54*4882a593Smuzhiyunstatic inline int pinctrl_init_done(struct device *dev) 55*4882a593Smuzhiyun { 56*4882a593Smuzhiyun return 0; 57*4882a593Smuzhiyun } 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun #endif /* CONFIG_PINCTRL */ 60*4882a593Smuzhiyun #endif /* PINCTRL_DEVINFO_H */ 61