1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright (C) 2016 Socionext Inc. 3*4882a593Smuzhiyun * Author: Masahiro Yamada <yamada.masahiro@socionext.com> 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #include <common.h> 9*4882a593Smuzhiyun #include <linux/errno.h> 10*4882a593Smuzhiyun #include <dm.h> 11*4882a593Smuzhiyun #include <dm/pinctrl.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #include "init.h" 14*4882a593Smuzhiyun uniphier_pin_init(const char * pinconfig_name)15*4882a593Smuzhiyunint uniphier_pin_init(const char *pinconfig_name) 16*4882a593Smuzhiyun { 17*4882a593Smuzhiyun struct udevice *pctldev, *config, *next; 18*4882a593Smuzhiyun int ret; 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun ret = uclass_first_device(UCLASS_PINCTRL, &pctldev); 21*4882a593Smuzhiyun if (ret) 22*4882a593Smuzhiyun return ret; 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun device_foreach_child_safe(config, next, pctldev) { 25*4882a593Smuzhiyun if (strcmp(config->name, pinconfig_name)) 26*4882a593Smuzhiyun continue; 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun return pinctrl_generic_set_state(pctldev, config); 29*4882a593Smuzhiyun } 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun return -ENODEV; 32*4882a593Smuzhiyun } 33