|
|
|
/*
|
|
|
|
* (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 <asm/arch/cpu.h>
|
|
|
|
#include <asm/arch/kirkwood.h>
|
|
|
|
#include <asm/arch/mpp.h>
|
|
|
|
#include "sheevaplug.h"
|
|
|
|
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
|
|
|
|
int board_early_init_f(void)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* default gpio configuration
|
|
|
|
* There are maximum 64 gpios controlled through 2 sets of registers
|
|
|
|
* the below configuration configures mainly initial LED status
|
|
|
|
*/
|
|
|
|
kw_config_gpio(SHEEVAPLUG_OE_VAL_LOW,
|
|
|
|
SHEEVAPLUG_OE_VAL_HIGH,
|
|
|
|
SHEEVAPLUG_OE_LOW, SHEEVAPLUG_OE_HIGH);
|
|
|
|
|
|
|
|
/* Multi-Purpose Pins Functionality configuration */
|
|
|
|
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_UART0_RTS,
|
|
|
|
MPP9_UART0_CTS,
|
|
|
|
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_GPIO,
|
|
|
|
MPP21_GPIO,
|
|
|
|
MPP22_GPIO,
|
|
|
|
MPP23_GPIO,
|
|
|
|
MPP24_GPIO,
|
|
|
|
MPP25_GPIO,
|
|
|
|
MPP26_GPIO,
|
|
|
|
MPP27_GPIO,
|
|
|
|
MPP28_GPIO,
|
|
|
|
MPP29_TSMP9,
|
|
|
|
MPP30_GPIO,
|
|
|
|
MPP31_GPIO,
|
|
|
|
MPP32_GPIO,
|
|
|
|
MPP33_GPIO,
|
|
|
|
MPP34_GPIO,
|
|
|
|
MPP35_GPIO,
|
|
|
|
MPP36_GPIO,
|
|
|
|
MPP37_GPIO,
|
|
|
|
MPP38_GPIO,
|
|
|
|
MPP39_GPIO,
|
|
|
|
MPP40_GPIO,
|
|
|
|
MPP41_GPIO,
|
|
|
|
MPP42_GPIO,
|
|
|
|
MPP43_GPIO,
|
|
|
|
MPP44_GPIO,
|
|
|
|
MPP45_GPIO,
|
|
|
|
MPP46_GPIO,
|
|
|
|
MPP47_GPIO,
|
|
|
|
MPP48_GPIO,
|
|
|
|
MPP49_GPIO,
|
|
|
|
0
|
|
|
|
};
|
|
|
|
kirkwood_mpp_conf(kwmpp_config, NULL);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int board_init(void)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* arch number of board
|
|
|
|
*/
|
|
|
|
gd->bd->bi_arch_number = MACH_TYPE_SHEEVAPLUG;
|
|
|
|
|
|
|
|
/* adress of boot parameters */
|
|
|
|
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef CONFIG_RESET_PHY_R
|
|
|
|
/* Configure and enable MV88E1116 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",
|
|
|
|
__FUNCTION__);
|
|
|
|
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 |= (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);
|
|
|
|
|
|
|
|
printf("88E1116 Initialized on %s\n", name);
|
|
|
|
}
|
|
|
|
#endif /* CONFIG_RESET_PHY_R */
|