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 | * | |
| 1a459660 | 9 | * SPDX-License-Identifier: GPL-2.0+ |
| d8380c9d TR |
10 | */ |
| 11 | ||
| 12 | #include <common.h> | |
| c041e9d2 | 13 | #include <netdev.h> |
| c041e9d2 | 14 | |
| af4b8b4b EB |
15 | #include <asm/io.h> |
| 16 | #include <asm/arch/hardware.h> | |
| 17 | #include <asm/arch/at91_pio.h> | |
| 18 | #include <asm/arch/at91_pmc.h> | |
| dbbf13ba | 19 | #include <asm/arch/at91_common.h> |
| d8380c9d TR |
20 | |
| 21 | DECLARE_GLOBAL_DATA_PTR; | |
| 22 | ||
| 23 | /* ------------------------------------------------------------------------- */ | |
| 24 | /* | |
| 25 | * Miscelaneous platform dependent initialisations | |
| 26 | */ | |
| 27 | ||
| 28 | int board_init(void) | |
| 29 | { | |
| d8380c9d TR |
30 | /* arch number of CPUAT91-Board */ |
| 31 | gd->bd->bi_arch_number = MACH_TYPE_CPUAT91; | |
| 32 | /* adress of boot parameters */ | |
| 632f8fdf | 33 | gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; |
| d8380c9d TR |
34 | |
| 35 | return 0; | |
| 36 | } | |
| 37 | ||
| dbbf13ba AB |
38 | int board_early_init_f(void) |
| 39 | { | |
| 40 | at91_seriald_hw_init(); | |
| 41 | return 0; | |
| 42 | } | |
| 43 | ||
| 44 | ||
| d8380c9d TR |
45 | int dram_init(void) |
| 46 | { | |
| 632f8fdf | 47 | /* dram_init must store complete ramsize in gd->ram_size */ |
| a55d23cc | 48 | gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, |
| 632f8fdf | 49 | CONFIG_SYS_SDRAM_SIZE); |
| d8380c9d TR |
50 | return 0; |
| 51 | } | |
| 52 | ||
| c041e9d2 | 53 | #ifdef CONFIG_DRIVER_AT91EMAC |
| c041e9d2 JS |
54 | int board_eth_init(bd_t *bis) |
| 55 | { | |
| d0a94620 | 56 | return at91emac_register(bis, (u32) ATMEL_BASE_EMAC); |
| c041e9d2 JS |
57 | } |
| 58 | #endif | |
| af4b8b4b | 59 | |
| ea818dbb | 60 | #ifdef CONFIG_SYS_I2C_SOFT |
| af4b8b4b EB |
61 | void i2c_init_board(void) |
| 62 | { | |
| 63 | u32 pin; | |
| d0a94620 EB |
64 | at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; |
| 65 | at91_pio_t *pio = (at91_pio_t *) ATMEL_BASE_PIO; | |
| af4b8b4b EB |
66 | |
| 67 | writel(1 << AT91_ID_PIOA, &pmc->pcer); | |
| 68 | pin = AT91_PMX_AA_TWD | AT91_PMX_AA_TWCK; | |
| 69 | writel(pin, &pio->pioa.idr); | |
| 70 | writel(pin, &pio->pioa.pudr); | |
| 71 | writel(pin, &pio->pioa.per); | |
| 72 | writel(pin, &pio->pioa.oer); | |
| 73 | writel(pin, &pio->pioa.sodr); | |
| 74 | } | |
| 75 | #endif |