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/*
* (C) Copyright 2007
* Michael Schwingen, michael@schwingen.org
*
* (C) Copyright 2006
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* (C) Copyright 2002
* Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* 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 <command.h>
#include <malloc.h>
#include <asm/arch/ixp425.h>
#include <asm/io.h>
#include <miiphy.h>
#ifdef CONFIG_PCI
#include <pci.h>
#include <asm/arch/ixp425pci.h>
#endif
#include "actux1_hw.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
/* CS5: Debug port */
writel(0x9d520003, IXP425_EXP_CS5);
/* CS6: HwRel */
writel(0x81860001, IXP425_EXP_CS6);
/* CS7: LEDs */
writel(0x80900003, IXP425_EXP_CS7);
return 0;
}
int board_init(void)
{
/* adress of boot parameters */
gd->bd->bi_boot_params = 0x00000100;
GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_IORST);
GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_IORST);
/* Setup GPIOs for PCI INTA */
GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI1_INTA);
GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI1_INTA);
/* Setup GPIOs for 33MHz clock output */
GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_PCI_CLK);
GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_EXTBUS_CLK);
writel(0x011001FF, IXP425_GPIO_GPCLKR);
udelay(533);
GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST);
ACTUX1_LED1(2);
ACTUX1_LED2(2);
ACTUX1_LED3(0);
ACTUX1_LED4(0);
ACTUX1_LED5(0);
ACTUX1_LED6(0);
ACTUX1_LED7(0);
ACTUX1_HS(ACTUX1_HS_DCD);
return 0;
}
/*
* Check Board Identity
*/
int checkboard(void)
{
char buf[64];
int i = getenv_f("serial#", buf, sizeof(buf));
puts("Board: AcTux-1 rev.");
putc(ACTUX1_BOARDREL + 'A' - 1);
if (i > 0) {
puts(", serial# ");
puts(buf);
}
putc('\n');
return 0;
}
/*************************************************************************
* get_board_rev() - setup to pass kernel board revision information
* 0 = reserved
* 1 = Rev. A
* 2 = Rev. B
*************************************************************************/
u32 get_board_rev(void)
{
return ACTUX1_BOARDREL;
}
int dram_init(void)
{
gd->ram_size = get_ram_size(CONFIG_SYS_SDRAM_BASE, 128<<20);
return 0;
}
#ifdef CONFIG_PCI
struct pci_controller hose;
void pci_init_board(void)
{
pci_ixp_init(&hose);
}
#endif
void reset_phy(void)
{
u16 id1, id2;
/* initialize the PHY */
miiphy_reset("NPE0", CONFIG_PHY_ADDR);
miiphy_read("NPE0", CONFIG_PHY_ADDR, MII_PHYSID1, &id1);
miiphy_read("NPE0", CONFIG_PHY_ADDR, MII_PHYSID2, &id2);
id2 &= 0xFFF0; /* mask out revision bits */
if (id1 == 0x13 && id2 == 0x78e0) {
/*
* LXT971/LXT972 PHY: set LED outputs:
* LED1(green) = Link/ACT,
* LED2 (unused) = LINK,
* LED3(red) = Coll
*/
miiphy_write("NPE0", CONFIG_PHY_ADDR, 20, 0xD432);
} else if (id1 == 0x143 && id2 == 0xbc30) {
/* BCM5241: default values are OK */
} else
printf("unknown ethernet PHY ID: %x %x\n", id1, id2);
}
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