1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright (C) 2015 Stefan Roese <sr@denx.de> 4 */ 5 6 #include <common.h> 7 #include <init.h> 8 #include <asm/arch/reset_manager.h> 9 #include <asm/gpio.h> 10 #include <asm/io.h> 11 #include <linux/delay.h> 12 board_early_init_f(void)13int board_early_init_f(void) 14 { 15 int ret; 16 17 /* Reset the Marvell PHY 88E1510 */ 18 ret = gpio_request(63, "PHY reset"); 19 if (ret) 20 return ret; 21 22 gpio_direction_output(63, 0); 23 mdelay(1); 24 gpio_set_value(63, 1); 25 mdelay(10); 26 27 return 0; 28 } 29