mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-16 09:48:16 +00:00
1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
/*
|
|
* (C) Copyright 2000-2005
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/processor.h>
|
|
#include <asm/io.h>
|
|
|
|
long int spd_sdram(void);
|
|
|
|
int board_early_init_f(void)
|
|
{
|
|
mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
|
|
mtdcr(UIC0ER, 0x00000000); /* disable all ints */
|
|
mtdcr(UIC0CR, 0x00000010);
|
|
mtdcr(UIC0PR, 0xFFFF7FF0); /* set int polarities */
|
|
mtdcr(UIC0TR, 0x00000010); /* set int trigger levels */
|
|
mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
|
|
|
|
/*
|
|
* Configure CPC0_PCI to enable PerWE as output
|
|
* and enable the internal PCI arbiter if selected
|
|
*/
|
|
if (in_8((void *)FPGA_REG1) & FPGA_REG1_PCI_INT_ARB)
|
|
mtdcr(CPC0_PCI, CPC0_PCI_HOST_CFG_EN | CPC0_PCI_ARBIT_EN);
|
|
else
|
|
mtdcr(CPC0_PCI, CPC0_PCI_HOST_CFG_EN);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Check Board Identity:
|
|
*/
|
|
int checkboard(void)
|
|
{
|
|
char buf[64];
|
|
int i = getenv_f("serial#", buf, sizeof(buf));
|
|
|
|
puts("Board: Bubinga - AMCC PPC405EP Evaluation Board");
|
|
|
|
if (i > 0) {
|
|
puts(", serial# ");
|
|
puts(buf);
|
|
}
|
|
putc('\n');
|
|
|
|
return (0);
|
|
}
|
|
|
|
/* -------------------------------------------------------------------------
|
|
initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of
|
|
the necessary info for SDRAM controller configuration
|
|
------------------------------------------------------------------------- */
|
|
phys_size_t initdram(int board_type)
|
|
{
|
|
long int ret;
|
|
|
|
ret = spd_sdram();
|
|
return ret;
|
|
}
|