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 <netdev.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 */ 18 int cpu_eth_init(bd_t *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 davinci_emac_initialize(); 28 } 29