// SPDX-License-Identifier: GPL-2.0+ /* * (C) Copyright 2016 Rockchip Electronics Co., Ltd */ #include #include #include #define GPIO7A3_HUB_RST 227 int rk3288_board_late_init(void) { int ret; ret = gpio_request(GPIO7A3_HUB_RST, "hub_rst"); if (ret) return ret; ret = gpio_direction_output(GPIO7A3_HUB_RST, 1); if (ret) return ret; return 0; }