mirror of
https://github.com/AsahiLinux/u-boot
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af4b8b4bdb
convert the board to the new soc architecture update default config i2c upgrade taken from eb_cpux9k2.h & board/BuS/eb_cpux9k2/cpux9k2.c Signed-off-by: Eric Bénard <eric@eukrea.com> Signed-off-by: Reinhard Meyer <u-boot@emk-elektronik.de>
86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
/*
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* (C) Copyright 2006-2010 Eukrea Electromatique <www.eukrea.com>
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* Eric Benard <eric@eukrea.com>
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* based on at91rm9200dk.c which is :
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* (C) Copyright 2002
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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* Marius Groeger <mgroeger@sysgo.de>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <netdev.h>
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#include <asm/io.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/at91_pio.h>
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#include <asm/arch/at91_pmc.h>
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DECLARE_GLOBAL_DATA_PTR;
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/* ------------------------------------------------------------------------- */
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/*
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* Miscelaneous platform dependent initialisations
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*/
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int board_init(void)
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{
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/* Enable Ctrlc */
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console_init_f();
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/* arch number of CPUAT91-Board */
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gd->bd->bi_arch_number = MACH_TYPE_CPUAT91;
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/* adress of boot parameters */
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gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
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return 0;
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}
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int dram_init(void)
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{
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gd->bd->bi_dram[0].start = PHYS_SDRAM;
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gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
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return 0;
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}
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#ifdef CONFIG_DRIVER_AT91EMAC
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int board_eth_init(bd_t *bis)
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{
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int rc = 0;
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rc = at91emac_register(bis, 0);
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return rc;
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}
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#endif
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#ifdef CONFIG_SOFT_I2C
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void i2c_init_board(void)
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{
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u32 pin;
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at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
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at91_pio_t *pio = (at91_pio_t *) AT91_PIO_BASE;
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writel(1 << AT91_ID_PIOA, &pmc->pcer);
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pin = AT91_PMX_AA_TWD | AT91_PMX_AA_TWCK;
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writel(pin, &pio->pioa.idr);
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writel(pin, &pio->pioa.pudr);
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writel(pin, &pio->pioa.per);
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writel(pin, &pio->pioa.oer);
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writel(pin, &pio->pioa.sodr);
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}
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#endif
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