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 * 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> 30 #include <netdev.h> 31 #include <asm/arch/hardware.h> 32 #include <asm/arch/at91_pio.h> 33 #include <asm/arch/at91_pmc.h> 34 #include <asm/io.h> 35 36 DECLARE_GLOBAL_DATA_PTR; 37 38 /* ------------------------------------------------------------------------- */ 39 int board_init(void) 40 { 41 at91_pio_t *pio = (at91_pio_t *)AT91_PIO_BASE; 42 43 /* 44 * Correct IRDA resistor problem 45 * Set PA23_TXD in Output 46 */ 47 writel(AT91_PMX_AA_TXD2, &pio->pioa.oer); 48 49 /* arch number of AT91RM9200EK-Board */ 50 gd->bd->bi_arch_number = MACH_TYPE_AT91RM9200EK; 51 /* adress of boot parameters */ 52 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; 53 54 return 0; 55 } 56 57 int dram_init (void) 58 { 59 /* dram_init must store complete ramsize in gd->ram_size */ 60 gd->ram_size = get_ram_size((volatile long *)CONFIG_SYS_SDRAM_BASE, 61 CONFIG_SYS_SDRAM_SIZE); 62 return 0; 63 } 64 65 #ifdef CONFIG_DRIVER_AT91EMAC 66 int board_eth_init(bd_t *bis) 67 { 68 return at91emac_register(bis, (u32) AT91_EMAC_BASE); 69 } 70 #endif 71