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