1// SPDX-License-Identifier: GPL-2.0+ 2/* 3 * 4 * DaVinci EMAC initialization. 5 * 6 * (C) Copyright 2011, Ilya Yanok, Emcraft Systems 7 */ 8 9#include <common.h> 10#include <net.h> 11#include <asm/io.h> 12#include <asm/arch/am35x_def.h> 13 14/* 15 * Initializes on-chip ethernet controllers. 16 * to override, implement board_eth_init() 17 */ 18int cpu_eth_init(struct bd_info *bis) 19{ 20 u32 reset; 21 22 /* ensure that the module is out of reset */ 23 reset = readl(&am35x_scm_general_regs->ip_sw_reset); 24 reset &= ~CPGMACSS_SW_RST; 25 writel(reset, &am35x_scm_general_regs->ip_sw_reset); 26 27 return 0; 28} 29