]>
git.ipfire.org Git - people/ms/u-boot.git/blob - board/amcc/bubinga/bubinga.c
49eadb9212e87e40c248ae02a631fb6820778afa
2 * (C) Copyright 2000-2005
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 #include <asm/processor.h>
28 long int spd_sdram(void);
30 int board_early_init_f(void)
32 mtdcr(UIC0SR
, 0xFFFFFFFF); /* clear all ints */
33 mtdcr(UIC0ER
, 0x00000000); /* disable all ints */
34 mtdcr(UIC0CR
, 0x00000010);
35 mtdcr(UIC0PR
, 0xFFFF7FF0); /* set int polarities */
36 mtdcr(UIC0TR
, 0x00000010); /* set int trigger levels */
37 mtdcr(UIC0SR
, 0xFFFFFFFF); /* clear all ints */
40 * Configure CPC0_PCI to enable PerWE as output
41 * and enable the internal PCI arbiter if selected
43 if (in_8((void *)FPGA_REG1
) & FPGA_REG1_PCI_INT_ARB
)
44 mtdcr(CPC0_PCI
, CPC0_PCI_HOST_CFG_EN
| CPC0_PCI_ARBIT_EN
);
46 mtdcr(CPC0_PCI
, CPC0_PCI_HOST_CFG_EN
);
52 * Check Board Identity:
56 char *s
= getenv("serial#");
58 puts("Board: Bubinga - AMCC PPC405EP Evaluation Board");
69 /* -------------------------------------------------------------------------
70 initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of
71 the necessary info for SDRAM controller configuration
72 ------------------------------------------------------------------------- */
73 phys_size_t
initdram(int board_type
)