u-boot/arch/arm/cpu/armv7/omap3/emac.c
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

29 lines
588 B
C

/*
*
* DaVinci EMAC initialization.
*
* (C) Copyright 2011, Ilya Yanok, Emcraft Systems
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <netdev.h>
#include <asm/io.h>
#include <asm/arch/am35x_def.h>
/*
* Initializes on-chip ethernet controllers.
* to override, implement board_eth_init()
*/
int cpu_eth_init(bd_t *bis)
{
u32 reset;
/* ensure that the module is out of reset */
reset = readl(&am35x_scm_general_regs->ip_sw_reset);
reset &= ~CPGMACSS_SW_RST;
writel(reset, &am35x_scm_general_regs->ip_sw_reset);
return davinci_emac_initialize();
}