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/*
* (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>
DECLARE_GLOBAL_DATA_PTR;
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);
}
/* -------------------------------------------------------------------------
dram_init() reads EEPROM via I2c. EEPROM contains all of
the necessary info for SDRAM controller configuration
------------------------------------------------------------------------- */
int dram_init(void)
{
gd->ram_size = spd_sdram();
return 0;
}
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