LXR uboot/arch/arm/cpu/armv7/omap3/emac.c

   1/*
   2 *
   3 * DaVinci EMAC initialization.
   4 *
   5 * (C) Copyright 2011, Ilya Yanok, Emcraft Systems
   6 *
   7 * SPDX-License-Identifier:     GPL-2.0+
   8 */
   9
  10#include <common.h>
  11#include <netdev.h>
  12#include <asm/io.h>
  13#include <asm/arch/am35x_def.h>
  14
  15/*
  16 * Initializes on-chip ethernet controllers.
  17 * to override, implement board_eth_init()
  18 */
  19int cpu_eth_init(bd_t *bis)
  20{
  21        u32 reset;
  22
  23        /* ensure that the module is out of reset */
  24        reset = readl(&am35x_scm_general_regs->ip_sw_reset);
  25        reset &= ~CPGMACSS_SW_RST;
  26        writel(reset, &am35x_scm_general_regs->ip_sw_reset);
  27
  28        return davinci_emac_initialize();
  29}
  30