u-boot/board/Marvell/openrd_base/openrd_base.c
Simon Kagstrom e92daeb5c2 Support for the OpenRD base board
The implementation is borrowed from the sheevaplug board and the Marvell
1.1.4 code. Unsupported (or untested) is the SD card, PCIe and SATA.

Signed-off-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
2009-10-13 06:17:36 -05:00

160 lines
3.7 KiB
C

/*
* (C) Copyright 2009
* Net Insight <www.netinsight.net>
* Written-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
*
* Based on sheevaplug.c:
* (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/kirkwood.h>
#include <asm/arch/mpp.h>
#include "openrd_base.h"
DECLARE_GLOBAL_DATA_PTR;
int board_init(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(OPENRD_OE_VAL_LOW,
OPENRD_OE_VAL_HIGH,
OPENRD_OE_LOW, OPENRD_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_TW_SDA,
MPP9_TW_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_SD_CLK,
MPP13_SD_CMD, /* Alt UART1_TXD */
MPP14_SD_D0, /* Alt UART1_RXD */
MPP15_SD_D1,
MPP16_SD_D2,
MPP17_SD_D3,
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_GE1_0,
MPP21_GE1_1,
MPP22_GE1_2,
MPP23_GE1_3,
MPP24_GE1_4,
MPP25_GE1_5,
MPP26_GE1_6,
MPP27_GE1_7,
MPP28_GPIO,
MPP29_TSMP9,
MPP30_GE1_10,
MPP31_GE1_11,
MPP32_GE1_12,
MPP33_GE1_13,
MPP34_GPIO, /* UART1 / SD sel */
MPP35_TDM_CH0_TX_QL,
MPP36_TDM_SPI_CS1,
MPP37_TDM_CH2_TX_QL,
MPP38_TDM_CH2_RX_QL,
MPP39_AUDIO_I2SBCLK,
MPP40_AUDIO_I2SDO,
MPP41_AUDIO_I2SLRC,
MPP42_AUDIO_I2SMCLK,
MPP43_AUDIO_I2SDI,
MPP44_AUDIO_EXTCLK,
MPP45_TDM_PCLK,
MPP46_TDM_FS,
MPP47_TDM_DRX,
MPP48_TDM_DTX,
MPP49_TDM_CH0_RX_QL,
0
};
kirkwood_mpp_conf(kwmpp_config);
/*
* arch number of board
*/
gd->bd->bi_arch_number = MACH_TYPE_OPENRD_BASE;
/* adress of boot parameters */
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
return 0;
}
int dram_init(void)
{
int i;
for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
gd->bd->bi_dram[i].start = kw_sdram_bar(i);
gd->bd->bi_dram[i].size = kw_sdram_bs(i);
}
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);
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 */