u-boot/board/d-link/dns325/dns325.c

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/*
* Copyright (C) 2011
* Stefan Herbrechtsmeier <stefan@code.herbrechtsmeier.net>
*
* Based on Kirkwood support:
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* 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., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <miiphy.h>
#include <netdev.h>
#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
#include <asm/arch/gpio.h>
#include "dns325.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
/* Gpio configuration */
kw_config_gpio(DNS325_OE_VAL_LOW, DNS325_OE_VAL_HIGH,
DNS325_OE_LOW, DNS325_OE_HIGH);
/* Multi-Purpose Pins Functionality configuration */
static const u32 kwmpp_config[] = {
MPP0_NF_IO2,
MPP1_NF_IO3,
MPP2_NF_IO4,
MPP3_NF_IO5,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_GPO,
MPP8_TW_SDA,
MPP9_TW_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_SD_CLK,
MPP13_SD_CMD,
MPP14_SD_D0,
MPP15_SD_D1,
MPP16_SD_D2,
MPP17_SD_D3,
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_SATA1_ACTn, /* sata1(left) status led */
MPP21_SATA0_ACTn, /* sata0(right) status led */
MPP22_GPIO,
MPP23_GPIO,
MPP24_GPIO, /* power off out */
MPP25_GPIO,
MPP26_GPIO, /* power led */
MPP27_GPIO, /* sata0(right) error led */
MPP28_GPIO, /* sata1(left) error led */
MPP29_GPIO, /* usb error led */
MPP30_GPIO,
MPP31_GPIO,
MPP32_GPIO,
MPP33_GPIO,
MPP34_GPIO, /* power key */
MPP35_GPIO,
MPP36_GPIO,
MPP37_GPIO,
MPP38_GPIO,
MPP39_GPIO, /* enable sata 0 */
MPP40_GPIO, /* enable sata 1 */
MPP41_GPIO, /* hdd0 present */
MPP42_GPIO, /* hdd1 present */
MPP43_GPIO, /* usb status led */
MPP44_GPIO, /* fan status */
MPP45_GPIO, /* fan high speed */
MPP46_GPIO, /* fan low speed */
MPP47_GPIO, /* usb umount */
MPP48_GPIO, /* factory reset */
MPP49_GPIO, /* thermal sensor */
0
};
kirkwood_mpp_conf(kwmpp_config, NULL);
kw_gpio_set_blink(DNS325_GPIO_LED_POWER , 1);
kw_gpio_set_value(DNS325_GPIO_SATA0_EN , 1);
return 0;
}
int board_init(void)
{
/* Boot parameters address */
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
return 0;
}
#ifdef CONFIG_RESET_PHY_R
/* Configure and initialize PHY */
void reset_phy(void)
{
u16 reg;
u16 devadr;
char *name = "egiga0";
if (miiphy_set_current_dev(name))
return;
/* command to read PHY dev address */
if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
printf("Err..(%s) could not read PHY dev address\n", __func__);
return;
}
/*
* Enable RGMII delay on Tx and Rx for CPU port
* Ref: sec 4.7.2 of chip datasheet
*/
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, &reg);
reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
/* reset the phy */
miiphy_reset(name, devadr);
debug("88E1116 Initialized on %s\n", name);
}
#endif /* CONFIG_RESET_PHY_R */