blob: ec0dabaaaa318432bb05375e37f288a0d83a13eb [file] [log] [blame]
Ulf Samuelssoncb82a532009-03-27 23:26:43 +01001/*
Andreas Bießmann99fa97e2010-10-18 22:58:29 +02002 * (C) Copyright 2010 Andreas Bießmann <andreas.devel@gmail.com>
3 *
4 * derived from previous work
5 *
Ulf Samuelssoncb82a532009-03-27 23:26:43 +01006 * (C) Copyright 2002
7 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
8 * Marius Groeger <mgroeger@sysgo.de>
9 *
10 * See file CREDITS for list of people who contributed to this
11 * project.
12 *
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License as
15 * published by the Free Software Foundation; either version 2 of
16 * the License, or (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 * MA 02111-1307 USA
27 */
28
29#include <common.h>
Jens Scharsigc041e9d2010-01-23 12:03:45 +010030#include <netdev.h>
Andreas Bießmann99fa97e2010-10-18 22:58:29 +020031#include <asm/arch/hardware.h>
32#include <asm/arch/at91_pio.h>
33#include <asm/arch/at91_pmc.h>
Andreas Bießmann3432a932011-06-12 01:49:14 +000034#include <asm/arch/at91_common.h>
Jens Scharsigc041e9d2010-01-23 12:03:45 +010035#include <asm/io.h>
Ulf Samuelssoncb82a532009-03-27 23:26:43 +010036
37DECLARE_GLOBAL_DATA_PTR;
38
39/* ------------------------------------------------------------------------- */
Andreas Bießmann99fa97e2010-10-18 22:58:29 +020040int board_init(void)
Ulf Samuelssoncb82a532009-03-27 23:26:43 +010041{
Andreas Bießmann99fa97e2010-10-18 22:58:29 +020042 at91_pio_t *pio = (at91_pio_t *)AT91_PIO_BASE;
Ulf Samuelssoncb82a532009-03-27 23:26:43 +010043
44 /*
45 * Correct IRDA resistor problem
46 * Set PA23_TXD in Output
47 */
Jens Scharsig80733992011-02-19 06:17:02 +000048 writel(ATMEL_PMX_AA_TXD2, &pio->pioa.oer);
Ulf Samuelssoncb82a532009-03-27 23:26:43 +010049
50 /* arch number of AT91RM9200EK-Board */
51 gd->bd->bi_arch_number = MACH_TYPE_AT91RM9200EK;
52 /* adress of boot parameters */
Andreas Bießmann99fa97e2010-10-18 22:58:29 +020053 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
Ulf Samuelssoncb82a532009-03-27 23:26:43 +010054
55 return 0;
56}
57
Andreas Bießmann3432a932011-06-12 01:49:14 +000058int board_early_init_f(void)
59{
60 at91_seriald_hw_init();
61 return 0;
62}
63
Ulf Samuelssoncb82a532009-03-27 23:26:43 +010064int dram_init (void)
65{
Andreas Bießmann99fa97e2010-10-18 22:58:29 +020066 /* dram_init must store complete ramsize in gd->ram_size */
67 gd->ram_size = get_ram_size((volatile long *)CONFIG_SYS_SDRAM_BASE,
68 CONFIG_SYS_SDRAM_SIZE);
Ulf Samuelssoncb82a532009-03-27 23:26:43 +010069 return 0;
70}
71
Jens Scharsigc041e9d2010-01-23 12:03:45 +010072#ifdef CONFIG_DRIVER_AT91EMAC
73int board_eth_init(bd_t *bis)
74{
Jens Scharsig80733992011-02-19 06:17:02 +000075 return at91emac_register(bis, (u32) ATMEL_BASE_EMAC);
Jens Scharsigc041e9d2010-01-23 12:03:45 +010076}
77#endif