projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| d8380c9d | 1 | /* |
| af4b8b4b | 2 | * (C) Copyright 2006-2010 Eukrea Electromatique <www.eukrea.com> |
| d8380c9d TR |
3 | * Eric Benard <eric@eukrea.com> |
| 4 | * based on at91rm9200dk.c which is : | |
| 5 | * (C) Copyright 2002 | |
| 6 | * Sysgo Real-Time Solutions, GmbH <www.elinos.com> | |
| 7 | * Marius Groeger <mgroeger@sysgo.de> | |
| 8 | * | |
| 9 | * See file CREDITS for list of people who contributed to this | |
| 10 | * project. | |
| 11 | * | |
| 12 | * This program is free software; you can redistribute it and/or | |
| 13 | * modify it under the terms of the GNU General Public License as | |
| 14 | * published by the Free Software Foundation; either version 2 of | |
| 15 | * the License, or (at your option) any later version. | |
| 16 | * | |
| 17 | * This program is distributed in the hope that it will be useful, | |
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 20 | * GNU General Public License for more details. | |
| 21 | * | |
| 22 | * You should have received a copy of the GNU General Public License | |
| 23 | * along with this program; if not, write to the Free Software | |
| 24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
| 25 | * MA 02111-1307 USA | |
| 26 | */ | |
| 27 | ||
| 28 | #include <common.h> | |
| c041e9d2 | 29 | #include <netdev.h> |
| c041e9d2 | 30 | |
| af4b8b4b EB |
31 | #include <asm/io.h> |
| 32 | #include <asm/arch/hardware.h> | |
| 33 | #include <asm/arch/at91_pio.h> | |
| 34 | #include <asm/arch/at91_pmc.h> | |
| dbbf13ba | 35 | #include <asm/arch/at91_common.h> |
| d8380c9d TR |
36 | |
| 37 | DECLARE_GLOBAL_DATA_PTR; | |
| 38 | ||
| 39 | /* ------------------------------------------------------------------------- */ | |
| 40 | /* | |
| 41 | * Miscelaneous platform dependent initialisations | |
| 42 | */ | |
| 43 | ||
| 44 | int board_init(void) | |
| 45 | { | |
| 46 | /* Enable Ctrlc */ | |
| 47 | console_init_f(); | |
| 48 | /* arch number of CPUAT91-Board */ | |
| 49 | gd->bd->bi_arch_number = MACH_TYPE_CPUAT91; | |
| 50 | /* adress of boot parameters */ | |
| 632f8fdf | 51 | gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; |
| d8380c9d TR |
52 | |
| 53 | return 0; | |
| 54 | } | |
| 55 | ||
| dbbf13ba AB |
56 | int board_early_init_f(void) |
| 57 | { | |
| 58 | at91_seriald_hw_init(); | |
| 59 | return 0; | |
| 60 | } | |
| 61 | ||
| 62 | ||
| d8380c9d TR |
63 | int dram_init(void) |
| 64 | { | |
| 632f8fdf | 65 | /* dram_init must store complete ramsize in gd->ram_size */ |
| a55d23cc | 66 | gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, |
| 632f8fdf | 67 | CONFIG_SYS_SDRAM_SIZE); |
| d8380c9d TR |
68 | return 0; |
| 69 | } | |
| 70 | ||
| c041e9d2 | 71 | #ifdef CONFIG_DRIVER_AT91EMAC |
| c041e9d2 JS |
72 | int board_eth_init(bd_t *bis) |
| 73 | { | |
| d0a94620 | 74 | return at91emac_register(bis, (u32) ATMEL_BASE_EMAC); |
| c041e9d2 JS |
75 | } |
| 76 | #endif | |
| af4b8b4b EB |
77 | |
| 78 | #ifdef CONFIG_SOFT_I2C | |
| 79 | void i2c_init_board(void) | |
| 80 | { | |
| 81 | u32 pin; | |
| d0a94620 EB |
82 | at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; |
| 83 | at91_pio_t *pio = (at91_pio_t *) ATMEL_BASE_PIO; | |
| af4b8b4b EB |
84 | |
| 85 | writel(1 << AT91_ID_PIOA, &pmc->pcer); | |
| 86 | pin = AT91_PMX_AA_TWD | AT91_PMX_AA_TWCK; | |
| 87 | writel(pin, &pio->pioa.idr); | |
| 88 | writel(pin, &pio->pioa.pudr); | |
| 89 | writel(pin, &pio->pioa.per); | |
| 90 | writel(pin, &pio->pioa.oer); | |
| 91 | writel(pin, &pio->pioa.sodr); | |
| 92 | } | |
| 93 | #endif |