mirror of
https://github.com/AsahiLinux/u-boot
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116 lines
2.8 KiB
C
116 lines
2.8 KiB
C
/*
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* Copyright (C) Freescale Semiconductor, Inc. 2006-2007
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*
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* Author: Scott Wood <scottwood@freescale.com>
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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 <ft_build.h>
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#include <pci.h>
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#include <mpc83xx.h>
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DECLARE_GLOBAL_DATA_PTR;
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int board_early_init_f(void)
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{
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#ifndef CFG_8313ERDB_BROKEN_PMC
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volatile immap_t *im = (immap_t *)CFG_IMMR;
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if (im->pmc.pmccr1 & PMCCR1_POWER_OFF)
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gd->flags |= GD_FLG_SILENT;
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#endif
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return 0;
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}
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int checkboard(void)
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{
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puts("Board: Freescale MPC8313ERDB\n");
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return 0;
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}
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static struct pci_region pci_regions[] = {
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{
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bus_start: CFG_PCI1_MEM_BASE,
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phys_start: CFG_PCI1_MEM_PHYS,
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size: CFG_PCI1_MEM_SIZE,
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flags: PCI_REGION_MEM | PCI_REGION_PREFETCH
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},
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{
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bus_start: CFG_PCI1_MMIO_BASE,
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phys_start: CFG_PCI1_MMIO_PHYS,
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size: CFG_PCI1_MMIO_SIZE,
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flags: PCI_REGION_MEM
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},
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{
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bus_start: CFG_PCI1_IO_BASE,
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phys_start: CFG_PCI1_IO_PHYS,
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size: CFG_PCI1_IO_SIZE,
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flags: PCI_REGION_IO
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}
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};
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void pci_init_board(void)
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{
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volatile immap_t *immr = (volatile immap_t *)CFG_IMMR;
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volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk;
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volatile law83xx_t *pci_law = immr->sysconf.pcilaw;
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struct pci_region *reg[] = { pci_regions };
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int warmboot;
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/* Enable all 3 PCI_CLK_OUTPUTs. */
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clk->occr |= 0xe0000000;
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/*
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* Configure PCI Local Access Windows
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*/
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pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR;
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pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB;
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pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR;
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pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB;
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warmboot = gd->bd->bi_bootflags & BOOTFLAG_WARM;
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#ifndef CFG_8313ERDB_BROKEN_PMC
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warmboot |= immr->pmc.pmccr1 & PMCCR1_POWER_OFF;
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#endif
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mpc83xx_pci_init(1, reg, warmboot);
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}
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#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
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void ft_board_setup(void *blob, bd_t *bd)
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{
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u32 *p;
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int len;
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#ifdef CONFIG_PCI
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ft_pci_setup(blob, bd);
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#endif
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ft_cpu_setup(blob, bd);
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p = ft_get_prop(blob, "/memory/reg", &len);
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if (p) {
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*p++ = cpu_to_be32(bd->bi_memstart);
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*p = cpu_to_be32(bd->bi_memsize);
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}
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}
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#endif
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