[thirdparty/u-boot.git] / arch / arm / mach-omap2 / omap3 / emac.c

// SPDX-License-Identifier: GPL-2.0+
/*
 *
 * DaVinci EMAC initialization.
 *
 * (C) Copyright 2011, Ilya Yanok, Emcraft Systems
 */

#include <common.h>
#include <net.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 0;
}
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
b9e65a79 IY	2	/*
	3	*
	4	* DaVinci EMAC initialization.
	5	*
	6	* (C) Copyright 2011, Ilya Yanok, Emcraft Systems
b9e65a79 IY	7	*/
	8
	9	#include <common.h>
90526e9f	10	#include <net.h>
b9e65a79 IY	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
e809285d	27	return 0;
b9e65a79	28	}