diff options
Diffstat (limited to 'board/mpc8313erdb/mpc8313erdb.c')
| -rw-r--r-- | board/mpc8313erdb/mpc8313erdb.c | 116 | 
1 files changed, 116 insertions, 0 deletions
| diff --git a/board/mpc8313erdb/mpc8313erdb.c b/board/mpc8313erdb/mpc8313erdb.c new file mode 100644 index 000000000..999fe9e39 --- /dev/null +++ b/board/mpc8313erdb/mpc8313erdb.c @@ -0,0 +1,116 @@ +/* + * Copyright (C) Freescale Semiconductor, Inc. 2006-2007 + * + * Author: Scott Wood <scottwood@freescale.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS for A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <ft_build.h> +#include <pci.h> +#include <mpc83xx.h> + +DECLARE_GLOBAL_DATA_PTR; + +int board_early_init_f(void) +{ +#ifndef CFG_8313ERDB_BROKEN_PMC +	volatile immap_t *im = (immap_t *)CFG_IMMR; + +	if (im->pmc.pmccr1 & PMCCR1_POWER_OFF) +		gd->flags |= GD_FLG_SILENT; +#endif + +	return 0; +} + +int checkboard(void) +{ +	puts("Board: Freescale MPC8313ERDB\n"); +	return 0; +} + +static struct pci_region pci_regions[] = { +	{ +		bus_start: CFG_PCI1_MEM_BASE, +		phys_start: CFG_PCI1_MEM_PHYS, +		size: CFG_PCI1_MEM_SIZE, +		flags: PCI_REGION_MEM | PCI_REGION_PREFETCH +	}, +	{ +		bus_start: CFG_PCI1_MMIO_BASE, +		phys_start: CFG_PCI1_MMIO_PHYS, +		size: CFG_PCI1_MMIO_SIZE, +		flags: PCI_REGION_MEM +	}, +	{ +		bus_start: CFG_PCI1_IO_BASE, +		phys_start: CFG_PCI1_IO_PHYS, +		size: CFG_PCI1_IO_SIZE, +		flags: PCI_REGION_IO +	} +}; + +void pci_init_board(void) +{ +	volatile immap_t *immr = (volatile immap_t *)CFG_IMMR; +	volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk; +	volatile law83xx_t *pci_law = immr->sysconf.pcilaw; +	struct pci_region *reg[] = { pci_regions }; +	int warmboot; + +	/* Enable all 3 PCI_CLK_OUTPUTs. */ +	clk->occr |= 0xe0000000; + +	/* +	 * Configure PCI Local Access Windows +	 */ +	pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR; +	pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB; + +	pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR; +	pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB; + +	warmboot = gd->bd->bi_bootflags & BOOTFLAG_WARM; +#ifndef CFG_8313ERDB_BROKEN_PMC +	warmboot |= immr->pmc.pmccr1 & PMCCR1_POWER_OFF; +#endif + +	mpc83xx_pci_init(1, reg, warmboot); +} + +#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ +	u32 *p; +	int len; + +#ifdef CONFIG_PCI +	ft_pci_setup(blob, bd); +#endif +	ft_cpu_setup(blob, bd); + +	p = ft_get_prop(blob, "/memory/reg", &len); +	if (p) { +		*p++ = cpu_to_be32(bd->bi_memstart); +		*p = cpu_to_be32(bd->bi_memsize); +	} +} +#endif |