| /* |
| * (C) Copyright 2006-2010 Eukrea Electromatique <www.eukrea.com> |
| * Eric Benard <eric@eukrea.com> |
| * based on at91rm9200dk.c which is : |
| * (C) Copyright 2002 |
| * Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
| * Marius Groeger <mgroeger@sysgo.de> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <netdev.h> |
| |
| #include <asm/io.h> |
| #include <asm/arch/hardware.h> |
| #include <asm/arch/at91_pio.h> |
| #include <asm/arch/at91_pmc.h> |
| #include <asm/arch/at91_common.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| /* ------------------------------------------------------------------------- */ |
| /* |
| * Miscelaneous platform dependent initialisations |
| */ |
| |
| int board_init(void) |
| { |
| /* arch number of CPUAT91-Board */ |
| gd->bd->bi_arch_number = MACH_TYPE_CPUAT91; |
| /* adress of boot parameters */ |
| gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; |
| |
| return 0; |
| } |
| |
| int board_early_init_f(void) |
| { |
| at91_seriald_hw_init(); |
| return 0; |
| } |
| |
| |
| int dram_init(void) |
| { |
| /* dram_init must store complete ramsize in gd->ram_size */ |
| gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, |
| CONFIG_SYS_SDRAM_SIZE); |
| return 0; |
| } |
| |
| #ifdef CONFIG_DRIVER_AT91EMAC |
| int board_eth_init(bd_t *bis) |
| { |
| return at91emac_register(bis, (u32) ATMEL_BASE_EMAC); |
| } |
| #endif |
| |
| #ifdef CONFIG_SOFT_I2C |
| void i2c_init_board(void) |
| { |
| u32 pin; |
| at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; |
| at91_pio_t *pio = (at91_pio_t *) ATMEL_BASE_PIO; |
| |
| writel(1 << AT91_ID_PIOA, &pmc->pcer); |
| pin = AT91_PMX_AA_TWD | AT91_PMX_AA_TWCK; |
| writel(pin, &pio->pioa.idr); |
| writel(pin, &pio->pioa.pudr); |
| writel(pin, &pio->pioa.per); |
| writel(pin, &pio->pioa.oer); |
| writel(pin, &pio->pioa.sodr); |
| } |
| #endif |