[people/ms/u-boot.git] / arch / arm / cpu / armv7 / omap3 / emac.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();
}
Commit	Line	Data
b9e65a79 IY	1	/*
	2	*
	3	* DaVinci EMAC initialization.
	4	*
	5	* (C) Copyright 2011, Ilya Yanok, Emcraft Systems
	6	*
1a459660	7	* SPDX-License-Identifier: GPL-2.0+
b9e65a79 IY	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	*/
	19	int 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	}