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[people/ms/u-boot.git] / board / atmel / at91rm9200ek / at91rm9200ek.c
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cb82a532 1/*
09c2b8f3 2 * (C) Copyright 2010 Andreas Bießmann <andreas@biessmann.org>
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3 *
4 * derived from previous work
5 *
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6 * (C) Copyright 2002
7 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
8 * Marius Groeger <mgroeger@sysgo.de>
9 *
1a459660 10 * SPDX-License-Identifier: GPL-2.0+
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11 */
12
13#include <common.h>
c041e9d2 14#include <netdev.h>
c62db35d 15#include <asm/mach-types.h>
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16#include <asm/arch/hardware.h>
17#include <asm/arch/at91_pio.h>
3432a93b 18#include <asm/arch/at91_common.h>
c041e9d2 19#include <asm/io.h>
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20
21DECLARE_GLOBAL_DATA_PTR;
22
23/* ------------------------------------------------------------------------- */
99fa97e9 24int board_init(void)
cb82a532 25{
99fa97e9 26 at91_pio_t *pio = (at91_pio_t *)AT91_PIO_BASE;
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27
28 /*
29 * Correct IRDA resistor problem
30 * Set PA23_TXD in Output
31 */
80733994 32 writel(ATMEL_PMX_AA_TXD2, &pio->pioa.oer);
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33
34 /* arch number of AT91RM9200EK-Board */
35 gd->bd->bi_arch_number = MACH_TYPE_AT91RM9200EK;
36 /* adress of boot parameters */
99fa97e9 37 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
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38
39 return 0;
40}
41
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42int board_early_init_f(void)
43{
44 at91_seriald_hw_init();
45 return 0;
46}
47
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48int dram_init (void)
49{
99fa97e9 50 /* dram_init must store complete ramsize in gd->ram_size */
a55d23cc 51 gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
99fa97e9 52 CONFIG_SYS_SDRAM_SIZE);
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53 return 0;
54}
55
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56#ifdef CONFIG_DRIVER_AT91EMAC
57int board_eth_init(bd_t *bis)
58{
80733994 59 return at91emac_register(bis, (u32) ATMEL_BASE_EMAC);
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60}
61#endif