1 /*
2  * (C) Copyright 2010 Andreas Bießmann <andreas.devel@gmail.com>
3  *
4  * derived from previous work
5  *
6  * (C) Copyright 2002
7  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
8  * Marius Groeger <mgroeger@sysgo.de>
9  *
10  * SPDX-License-Identifier:	GPL-2.0+
11  */
12 
13 #include <common.h>
14 #include <netdev.h>
15 #include <asm/arch/hardware.h>
16 #include <asm/arch/at91_pio.h>
17 #include <asm/arch/at91_pmc.h>
18 #include <asm/arch/at91_common.h>
19 #include <asm/io.h>
20 
21 DECLARE_GLOBAL_DATA_PTR;
22 
23 /* ------------------------------------------------------------------------- */
24 int board_init(void)
25 {
26 	at91_pio_t *pio = (at91_pio_t *)AT91_PIO_BASE;
27 
28 	/*
29 	 * Correct IRDA resistor problem
30 	 * Set PA23_TXD in Output
31 	 */
32 	writel(ATMEL_PMX_AA_TXD2, &pio->pioa.oer);
33 
34 	/* arch number of AT91RM9200EK-Board */
35 	gd->bd->bi_arch_number = MACH_TYPE_AT91RM9200EK;
36 	/* adress of boot parameters */
37 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
38 
39 	return 0;
40 }
41 
42 int board_early_init_f(void)
43 {
44 	at91_seriald_hw_init();
45 	return 0;
46 }
47 
48 int dram_init (void)
49 {
50 	/* dram_init must store complete ramsize in gd->ram_size */
51 	gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
52 			CONFIG_SYS_SDRAM_SIZE);
53 	return 0;
54 }
55 
56 #ifdef CONFIG_DRIVER_AT91EMAC
57 int board_eth_init(bd_t *bis)
58 {
59 	return at91emac_register(bis, (u32) ATMEL_BASE_EMAC);
60 }
61 #endif
62